feat(清理任务): 引入Ent存储并补充日志与测试

新增 usage_cleanup_task Ent schema 与仓储实现，支持清理任务排序分页
补充清理任务全链路日志、仪表盘重算触发及 UI 过滤调整
完善 repository/service 单测并引入 sqlite 测试依赖

backend/cmd/server/wire_gen.go

@@ -153,7 +153,7 @@ func initializeApplication(buildInfo handler.BuildInfo) (*Application, error) {
 	updateService := service.ProvideUpdateService(updateCache, gitHubReleaseClient, serviceBuildInfo)
 	systemHandler := handler.ProvideSystemHandler(updateService)
 	adminSubscriptionHandler := admin.NewSubscriptionHandler(subscriptionService)
-	usageCleanupRepository := repository.NewUsageCleanupRepository(db)
+	usageCleanupRepository := repository.NewUsageCleanupRepository(client, db)
 	usageCleanupService := service.ProvideUsageCleanupService(usageCleanupRepository, timingWheelService, dashboardAggregationService, configConfig)
 	adminUsageHandler := admin.NewUsageHandler(usageService, apiKeyService, adminService, usageCleanupService)
 	userAttributeDefinitionRepository := repository.NewUserAttributeDefinitionRepository(client)

backend/ent/client.go

@@ -24,6 +24,7 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/proxy"
 	"github.com/Wei-Shaw/sub2api/ent/redeemcode"
 	"github.com/Wei-Shaw/sub2api/ent/setting"
+	"github.com/Wei-Shaw/sub2api/ent/usagecleanuptask"
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
 	"github.com/Wei-Shaw/sub2api/ent/userallowedgroup"
@@ -57,6 +58,8 @@ type Client struct {
 	RedeemCode *RedeemCodeClient
 	// Setting is the client for interacting with the Setting builders.
 	Setting *SettingClient
+	// UsageCleanupTask is the client for interacting with the UsageCleanupTask builders.
+	UsageCleanupTask *UsageCleanupTaskClient
 	// UsageLog is the client for interacting with the UsageLog builders.
 	UsageLog *UsageLogClient
 	// User is the client for interacting with the User builders.
@@ -89,6 +92,7 @@ func (c *Client) init() {
 	c.Proxy = NewProxyClient(c.config)
 	c.RedeemCode = NewRedeemCodeClient(c.config)
 	c.Setting = NewSettingClient(c.config)
+	c.UsageCleanupTask = NewUsageCleanupTaskClient(c.config)
 	c.UsageLog = NewUsageLogClient(c.config)
 	c.User = NewUserClient(c.config)
 	c.UserAllowedGroup = NewUserAllowedGroupClient(c.config)
@@ -196,6 +200,7 @@ func (c *Client) Tx(ctx context.Context) (*Tx, error) {
 		Proxy:                   NewProxyClient(cfg),
 		RedeemCode:              NewRedeemCodeClient(cfg),
 		Setting:                 NewSettingClient(cfg),
+		UsageCleanupTask:        NewUsageCleanupTaskClient(cfg),
 		UsageLog:                NewUsageLogClient(cfg),
 		User:                    NewUserClient(cfg),
 		UserAllowedGroup:        NewUserAllowedGroupClient(cfg),
@@ -230,6 +235,7 @@ func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error)
 		Proxy:                   NewProxyClient(cfg),
 		RedeemCode:              NewRedeemCodeClient(cfg),
 		Setting:                 NewSettingClient(cfg),
+		UsageCleanupTask:        NewUsageCleanupTaskClient(cfg),
 		UsageLog:                NewUsageLogClient(cfg),
 		User:                    NewUserClient(cfg),
 		UserAllowedGroup:        NewUserAllowedGroupClient(cfg),
@@ -266,8 +272,9 @@ func (c *Client) Close() error {
 func (c *Client) Use(hooks ...Hook) {
 	for _, n := range []interface{ Use(...Hook) }{
 		c.APIKey, c.Account, c.AccountGroup, c.Group, c.PromoCode, c.PromoCodeUsage,
-		c.Proxy, c.RedeemCode, c.Setting, c.UsageLog, c.User, c.UserAllowedGroup,
+		c.Proxy, c.RedeemCode, c.Setting, c.UsageCleanupTask, c.UsageLog, c.User,
-		c.UserAttributeDefinition, c.UserAttributeValue, c.UserSubscription,
+		c.UserAllowedGroup, c.UserAttributeDefinition, c.UserAttributeValue,
+		c.UserSubscription,
 	} {
 		n.Use(hooks...)
 	}
@@ -278,8 +285,9 @@ func (c *Client) Use(hooks ...Hook) {
 func (c *Client) Intercept(interceptors ...Interceptor) {
 	for _, n := range []interface{ Intercept(...Interceptor) }{
 		c.APIKey, c.Account, c.AccountGroup, c.Group, c.PromoCode, c.PromoCodeUsage,
-		c.Proxy, c.RedeemCode, c.Setting, c.UsageLog, c.User, c.UserAllowedGroup,
+		c.Proxy, c.RedeemCode, c.Setting, c.UsageCleanupTask, c.UsageLog, c.User,
-		c.UserAttributeDefinition, c.UserAttributeValue, c.UserSubscription,
+		c.UserAllowedGroup, c.UserAttributeDefinition, c.UserAttributeValue,
+		c.UserSubscription,
 	} {
 		n.Intercept(interceptors...)
 	}
@@ -306,6 +314,8 @@ func (c *Client) Mutate(ctx context.Context, m Mutation) (Value, error) {
 		return c.RedeemCode.mutate(ctx, m)
 	case *SettingMutation:
 		return c.Setting.mutate(ctx, m)
+	case *UsageCleanupTaskMutation:
+		return c.UsageCleanupTask.mutate(ctx, m)
 	case *UsageLogMutation:
 		return c.UsageLog.mutate(ctx, m)
 	case *UserMutation:
@@ -1847,6 +1857,139 @@ func (c *SettingClient) mutate(ctx context.Context, m *SettingMutation) (Value,
 	}
 }
 
+// UsageCleanupTaskClient is a client for the UsageCleanupTask schema.
+type UsageCleanupTaskClient struct {
+	config
+}
+
+// NewUsageCleanupTaskClient returns a client for the UsageCleanupTask from the given config.
+func NewUsageCleanupTaskClient(c config) *UsageCleanupTaskClient {
+	return &UsageCleanupTaskClient{config: c}
+}
+
+// Use adds a list of mutation hooks to the hooks stack.
+// A call to `Use(f, g, h)` equals to `usagecleanuptask.Hooks(f(g(h())))`.
+func (c *UsageCleanupTaskClient) Use(hooks ...Hook) {
+	c.hooks.UsageCleanupTask = append(c.hooks.UsageCleanupTask, hooks...)
+}
+
+// Intercept adds a list of query interceptors to the interceptors stack.
+// A call to `Intercept(f, g, h)` equals to `usagecleanuptask.Intercept(f(g(h())))`.
+func (c *UsageCleanupTaskClient) Intercept(interceptors ...Interceptor) {
+	c.inters.UsageCleanupTask = append(c.inters.UsageCleanupTask, interceptors...)
+}
+
+// Create returns a builder for creating a UsageCleanupTask entity.
+func (c *UsageCleanupTaskClient) Create() *UsageCleanupTaskCreate {
+	mutation := newUsageCleanupTaskMutation(c.config, OpCreate)
+	return &UsageCleanupTaskCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// CreateBulk returns a builder for creating a bulk of UsageCleanupTask entities.
+func (c *UsageCleanupTaskClient) CreateBulk(builders ...*UsageCleanupTaskCreate) *UsageCleanupTaskCreateBulk {
+	return &UsageCleanupTaskCreateBulk{config: c.config, builders: builders}
+}
+
+// MapCreateBulk creates a bulk creation builder from the given slice. For each item in the slice, the function creates
+// a builder and applies setFunc on it.
+func (c *UsageCleanupTaskClient) MapCreateBulk(slice any, setFunc func(*UsageCleanupTaskCreate, int)) *UsageCleanupTaskCreateBulk {
+	rv := reflect.ValueOf(slice)
+	if rv.Kind() != reflect.Slice {
+		return &UsageCleanupTaskCreateBulk{err: fmt.Errorf("calling to UsageCleanupTaskClient.MapCreateBulk with wrong type %T, need slice", slice)}
+	}
+	builders := make([]*UsageCleanupTaskCreate, rv.Len())
+	for i := 0; i < rv.Len(); i++ {
+		builders[i] = c.Create()
+		setFunc(builders[i], i)
+	}
+	return &UsageCleanupTaskCreateBulk{config: c.config, builders: builders}
+}
+
+// Update returns an update builder for UsageCleanupTask.
+func (c *UsageCleanupTaskClient) Update() *UsageCleanupTaskUpdate {
+	mutation := newUsageCleanupTaskMutation(c.config, OpUpdate)
+	return &UsageCleanupTaskUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOne returns an update builder for the given entity.
+func (c *UsageCleanupTaskClient) UpdateOne(_m *UsageCleanupTask) *UsageCleanupTaskUpdateOne {
+	mutation := newUsageCleanupTaskMutation(c.config, OpUpdateOne, withUsageCleanupTask(_m))
+	return &UsageCleanupTaskUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOneID returns an update builder for the given id.
+func (c *UsageCleanupTaskClient) UpdateOneID(id int64) *UsageCleanupTaskUpdateOne {
+	mutation := newUsageCleanupTaskMutation(c.config, OpUpdateOne, withUsageCleanupTaskID(id))
+	return &UsageCleanupTaskUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// Delete returns a delete builder for UsageCleanupTask.
+func (c *UsageCleanupTaskClient) Delete() *UsageCleanupTaskDelete {
+	mutation := newUsageCleanupTaskMutation(c.config, OpDelete)
+	return &UsageCleanupTaskDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// DeleteOne returns a builder for deleting the given entity.
+func (c *UsageCleanupTaskClient) DeleteOne(_m *UsageCleanupTask) *UsageCleanupTaskDeleteOne {
+	return c.DeleteOneID(_m.ID)
+}
+
+// DeleteOneID returns a builder for deleting the given entity by its id.
+func (c *UsageCleanupTaskClient) DeleteOneID(id int64) *UsageCleanupTaskDeleteOne {
+	builder := c.Delete().Where(usagecleanuptask.ID(id))
+	builder.mutation.id = &id
+	builder.mutation.op = OpDeleteOne
+	return &UsageCleanupTaskDeleteOne{builder}
+}
+
+// Query returns a query builder for UsageCleanupTask.
+func (c *UsageCleanupTaskClient) Query() *UsageCleanupTaskQuery {
+	return &UsageCleanupTaskQuery{
+		config: c.config,
+		ctx:    &QueryContext{Type: TypeUsageCleanupTask},
+		inters: c.Interceptors(),
+	}
+}
+
+// Get returns a UsageCleanupTask entity by its id.
+func (c *UsageCleanupTaskClient) Get(ctx context.Context, id int64) (*UsageCleanupTask, error) {
+	return c.Query().Where(usagecleanuptask.ID(id)).Only(ctx)
+}
+
+// GetX is like Get, but panics if an error occurs.
+func (c *UsageCleanupTaskClient) GetX(ctx context.Context, id int64) *UsageCleanupTask {
+	obj, err := c.Get(ctx, id)
+	if err != nil {
+		panic(err)
+	}
+	return obj
+}
+
+// Hooks returns the client hooks.
+func (c *UsageCleanupTaskClient) Hooks() []Hook {
+	return c.hooks.UsageCleanupTask
+}
+
+// Interceptors returns the client interceptors.
+func (c *UsageCleanupTaskClient) Interceptors() []Interceptor {
+	return c.inters.UsageCleanupTask
+}
+
+func (c *UsageCleanupTaskClient) mutate(ctx context.Context, m *UsageCleanupTaskMutation) (Value, error) {
+	switch m.Op() {
+	case OpCreate:
+		return (&UsageCleanupTaskCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
+	case OpUpdate:
+		return (&UsageCleanupTaskUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
+	case OpUpdateOne:
+		return (&UsageCleanupTaskUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
+	case OpDelete, OpDeleteOne:
+		return (&UsageCleanupTaskDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
+	default:
+		return nil, fmt.Errorf("ent: unknown UsageCleanupTask mutation op: %q", m.Op())
+	}
+}
+
 // UsageLogClient is a client for the UsageLog schema.
 type UsageLogClient struct {
 	config
@@ -2974,13 +3117,13 @@ func (c *UserSubscriptionClient) mutate(ctx context.Context, m *UserSubscription
 type (
 	hooks struct {
 		APIKey, Account, AccountGroup, Group, PromoCode, PromoCodeUsage, Proxy,
-		RedeemCode, Setting, UsageLog, User, UserAllowedGroup, UserAttributeDefinition,
+		RedeemCode, Setting, UsageCleanupTask, UsageLog, User, UserAllowedGroup,
-		UserAttributeValue, UserSubscription []ent.Hook
+		UserAttributeDefinition, UserAttributeValue, UserSubscription []ent.Hook
 	}
 	inters struct {
 		APIKey, Account, AccountGroup, Group, PromoCode, PromoCodeUsage, Proxy,
-		RedeemCode, Setting, UsageLog, User, UserAllowedGroup, UserAttributeDefinition,
+		RedeemCode, Setting, UsageCleanupTask, UsageLog, User, UserAllowedGroup,
-		UserAttributeValue, UserSubscription []ent.Interceptor
+		UserAttributeDefinition, UserAttributeValue, UserSubscription []ent.Interceptor
 	}
 )
 

backend/ent/ent.go

@@ -21,6 +21,7 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/proxy"
 	"github.com/Wei-Shaw/sub2api/ent/redeemcode"
 	"github.com/Wei-Shaw/sub2api/ent/setting"
+	"github.com/Wei-Shaw/sub2api/ent/usagecleanuptask"
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
 	"github.com/Wei-Shaw/sub2api/ent/userallowedgroup"
@@ -96,6 +97,7 @@ func checkColumn(t, c string) error {
 			proxy.Table:                   proxy.ValidColumn,
 			redeemcode.Table:              redeemcode.ValidColumn,
 			setting.Table:                 setting.ValidColumn,
+			usagecleanuptask.Table:        usagecleanuptask.ValidColumn,
 			usagelog.Table:                usagelog.ValidColumn,
 			user.Table:                    user.ValidColumn,
 			userallowedgroup.Table:        userallowedgroup.ValidColumn,

backend/ent/hook/hook.go

@@ -117,6 +117,18 @@ func (f SettingFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, err
 	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.SettingMutation", m)
 }
 
+// The UsageCleanupTaskFunc type is an adapter to allow the use of ordinary
+// function as UsageCleanupTask mutator.
+type UsageCleanupTaskFunc func(context.Context, *ent.UsageCleanupTaskMutation) (ent.Value, error)
+
+// Mutate calls f(ctx, m).
+func (f UsageCleanupTaskFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
+	if mv, ok := m.(*ent.UsageCleanupTaskMutation); ok {
+		return f(ctx, mv)
+	}
+	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.UsageCleanupTaskMutation", m)
+}
+
 // The UsageLogFunc type is an adapter to allow the use of ordinary
 // function as UsageLog mutator.
 type UsageLogFunc func(context.Context, *ent.UsageLogMutation) (ent.Value, error)

backend/ent/intercept/intercept.go

@@ -18,6 +18,7 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/proxy"
 	"github.com/Wei-Shaw/sub2api/ent/redeemcode"
 	"github.com/Wei-Shaw/sub2api/ent/setting"
+	"github.com/Wei-Shaw/sub2api/ent/usagecleanuptask"
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
 	"github.com/Wei-Shaw/sub2api/ent/userallowedgroup"
@@ -325,6 +326,33 @@ func (f TraverseSetting) Traverse(ctx context.Context, q ent.Query) error {
 	return fmt.Errorf("unexpected query type %T. expect *ent.SettingQuery", q)
 }
 
+// The UsageCleanupTaskFunc type is an adapter to allow the use of ordinary function as a Querier.
+type UsageCleanupTaskFunc func(context.Context, *ent.UsageCleanupTaskQuery) (ent.Value, error)
+
+// Query calls f(ctx, q).
+func (f UsageCleanupTaskFunc) Query(ctx context.Context, q ent.Query) (ent.Value, error) {
+	if q, ok := q.(*ent.UsageCleanupTaskQuery); ok {
+		return f(ctx, q)
+	}
+	return nil, fmt.Errorf("unexpected query type %T. expect *ent.UsageCleanupTaskQuery", q)
+}
+
+// The TraverseUsageCleanupTask type is an adapter to allow the use of ordinary function as Traverser.
+type TraverseUsageCleanupTask func(context.Context, *ent.UsageCleanupTaskQuery) error
+
+// Intercept is a dummy implementation of Intercept that returns the next Querier in the pipeline.
+func (f TraverseUsageCleanupTask) Intercept(next ent.Querier) ent.Querier {
+	return next
+}
+
+// Traverse calls f(ctx, q).
+func (f TraverseUsageCleanupTask) Traverse(ctx context.Context, q ent.Query) error {
+	if q, ok := q.(*ent.UsageCleanupTaskQuery); ok {
+		return f(ctx, q)
+	}
+	return fmt.Errorf("unexpected query type %T. expect *ent.UsageCleanupTaskQuery", q)
+}
+
 // The UsageLogFunc type is an adapter to allow the use of ordinary function as a Querier.
 type UsageLogFunc func(context.Context, *ent.UsageLogQuery) (ent.Value, error)
 
@@ -508,6 +536,8 @@ func NewQuery(q ent.Query) (Query, error) {
 		return &query[*ent.RedeemCodeQuery, predicate.RedeemCode, redeemcode.OrderOption]{typ: ent.TypeRedeemCode, tq: q}, nil
 	case *ent.SettingQuery:
 		return &query[*ent.SettingQuery, predicate.Setting, setting.OrderOption]{typ: ent.TypeSetting, tq: q}, nil
+	case *ent.UsageCleanupTaskQuery:
+		return &query[*ent.UsageCleanupTaskQuery, predicate.UsageCleanupTask, usagecleanuptask.OrderOption]{typ: ent.TypeUsageCleanupTask, tq: q}, nil
 	case *ent.UsageLogQuery:
 		return &query[*ent.UsageLogQuery, predicate.UsageLog, usagelog.OrderOption]{typ: ent.TypeUsageLog, tq: q}, nil
 	case *ent.UserQuery:

backend/ent/migrate/schema.go

@@ -434,6 +434,44 @@ var (
 		Columns:    SettingsColumns,
 		PrimaryKey: []*schema.Column{SettingsColumns[0]},
 	}
+	// UsageCleanupTasksColumns holds the columns for the "usage_cleanup_tasks" table.
+	UsageCleanupTasksColumns = []*schema.Column{
+		{Name: "id", Type: field.TypeInt64, Increment: true},
+		{Name: "created_at", Type: field.TypeTime, SchemaType: map[string]string{"postgres": "timestamptz"}},
+		{Name: "updated_at", Type: field.TypeTime, SchemaType: map[string]string{"postgres": "timestamptz"}},
+		{Name: "status", Type: field.TypeString, Size: 20},
+		{Name: "filters", Type: field.TypeJSON},
+		{Name: "created_by", Type: field.TypeInt64},
+		{Name: "deleted_rows", Type: field.TypeInt64, Default: 0},
+		{Name: "error_message", Type: field.TypeString, Nullable: true},
+		{Name: "canceled_by", Type: field.TypeInt64, Nullable: true},
+		{Name: "canceled_at", Type: field.TypeTime, Nullable: true},
+		{Name: "started_at", Type: field.TypeTime, Nullable: true},
+		{Name: "finished_at", Type: field.TypeTime, Nullable: true},
+	}
+	// UsageCleanupTasksTable holds the schema information for the "usage_cleanup_tasks" table.
+	UsageCleanupTasksTable = &schema.Table{
+		Name:       "usage_cleanup_tasks",
+		Columns:    UsageCleanupTasksColumns,
+		PrimaryKey: []*schema.Column{UsageCleanupTasksColumns[0]},
+		Indexes: []*schema.Index{
+			{
+				Name:    "usagecleanuptask_status_created_at",
+				Unique:  false,
+				Columns: []*schema.Column{UsageCleanupTasksColumns[3], UsageCleanupTasksColumns[1]},
+			},
+			{
+				Name:    "usagecleanuptask_created_at",
+				Unique:  false,
+				Columns: []*schema.Column{UsageCleanupTasksColumns[1]},
+			},
+			{
+				Name:    "usagecleanuptask_canceled_at",
+				Unique:  false,
+				Columns: []*schema.Column{UsageCleanupTasksColumns[9]},
+			},
+		},
+	}
 	// UsageLogsColumns holds the columns for the "usage_logs" table.
 	UsageLogsColumns = []*schema.Column{
 		{Name: "id", Type: field.TypeInt64, Increment: true},
@@ -805,6 +843,7 @@ var (
 		ProxiesTable,
 		RedeemCodesTable,
 		SettingsTable,
+		UsageCleanupTasksTable,
 		UsageLogsTable,
 		UsersTable,
 		UserAllowedGroupsTable,
@@ -851,6 +890,9 @@ func init() {
 	SettingsTable.Annotation = &entsql.Annotation{
 		Table: "settings",
 	}
+	UsageCleanupTasksTable.Annotation = &entsql.Annotation{
+		Table: "usage_cleanup_tasks",
+	}
 	UsageLogsTable.ForeignKeys[0].RefTable = APIKeysTable
 	UsageLogsTable.ForeignKeys[1].RefTable = AccountsTable
 	UsageLogsTable.ForeignKeys[2].RefTable = GroupsTable

backend/ent/predicate/predicate.go

@@ -33,6 +33,9 @@ type RedeemCode func(*sql.Selector)
 // Setting is the predicate function for setting builders.
 type Setting func(*sql.Selector)
 
+// UsageCleanupTask is the predicate function for usagecleanuptask builders.
+type UsageCleanupTask func(*sql.Selector)
+
 // UsageLog is the predicate function for usagelog builders.
 type UsageLog func(*sql.Selector)
 

backend/ent/runtime/runtime.go

@@ -15,6 +15,7 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/redeemcode"
 	"github.com/Wei-Shaw/sub2api/ent/schema"
 	"github.com/Wei-Shaw/sub2api/ent/setting"
+	"github.com/Wei-Shaw/sub2api/ent/usagecleanuptask"
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
 	"github.com/Wei-Shaw/sub2api/ent/userallowedgroup"
@@ -495,6 +496,43 @@ func init() {
 	setting.DefaultUpdatedAt = settingDescUpdatedAt.Default.(func() time.Time)
 	// setting.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
 	setting.UpdateDefaultUpdatedAt = settingDescUpdatedAt.UpdateDefault.(func() time.Time)
+	usagecleanuptaskMixin := schema.UsageCleanupTask{}.Mixin()
+	usagecleanuptaskMixinFields0 := usagecleanuptaskMixin[0].Fields()
+	_ = usagecleanuptaskMixinFields0
+	usagecleanuptaskFields := schema.UsageCleanupTask{}.Fields()
+	_ = usagecleanuptaskFields
+	// usagecleanuptaskDescCreatedAt is the schema descriptor for created_at field.
+	usagecleanuptaskDescCreatedAt := usagecleanuptaskMixinFields0[0].Descriptor()
+	// usagecleanuptask.DefaultCreatedAt holds the default value on creation for the created_at field.
+	usagecleanuptask.DefaultCreatedAt = usagecleanuptaskDescCreatedAt.Default.(func() time.Time)
+	// usagecleanuptaskDescUpdatedAt is the schema descriptor for updated_at field.
+	usagecleanuptaskDescUpdatedAt := usagecleanuptaskMixinFields0[1].Descriptor()
+	// usagecleanuptask.DefaultUpdatedAt holds the default value on creation for the updated_at field.
+	usagecleanuptask.DefaultUpdatedAt = usagecleanuptaskDescUpdatedAt.Default.(func() time.Time)
+	// usagecleanuptask.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
+	usagecleanuptask.UpdateDefaultUpdatedAt = usagecleanuptaskDescUpdatedAt.UpdateDefault.(func() time.Time)
+	// usagecleanuptaskDescStatus is the schema descriptor for status field.
+	usagecleanuptaskDescStatus := usagecleanuptaskFields[0].Descriptor()
+	// usagecleanuptask.StatusValidator is a validator for the "status" field. It is called by the builders before save.
+	usagecleanuptask.StatusValidator = func() func(string) error {
+		validators := usagecleanuptaskDescStatus.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(status string) error {
+			for _, fn := range fns {
+				if err := fn(status); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
+	// usagecleanuptaskDescDeletedRows is the schema descriptor for deleted_rows field.
+	usagecleanuptaskDescDeletedRows := usagecleanuptaskFields[3].Descriptor()
+	// usagecleanuptask.DefaultDeletedRows holds the default value on creation for the deleted_rows field.
+	usagecleanuptask.DefaultDeletedRows = usagecleanuptaskDescDeletedRows.Default.(int64)
 	usagelogFields := schema.UsageLog{}.Fields()
 	_ = usagelogFields
 	// usagelogDescRequestID is the schema descriptor for request_id field.

backend/ent/schema/mixins/soft_delete.go

@@ -12,7 +12,6 @@ import (
 	"entgo.io/ent/dialect/sql"
 	"entgo.io/ent/schema/field"
 	"entgo.io/ent/schema/mixin"
-	dbent "github.com/Wei-Shaw/sub2api/ent"
 	"github.com/Wei-Shaw/sub2api/ent/intercept"
 )
 
@@ -113,7 +112,9 @@ func (d SoftDeleteMixin) Hooks() []ent.Hook {
 					SetOp(ent.Op)
 					SetDeletedAt(time.Time)
 					WhereP(...func(*sql.Selector))
-					Client() *dbent.Client
+					Client() interface {
+						Mutate(context.Context, ent.Mutation) (ent.Value, error)
+					}
 				})
 				if !ok {
 					return nil, fmt.Errorf("unexpected mutation type %T", m)

backend/ent/schema/usage_cleanup_task.go

@@ -0,0 +1,75 @@
+package schema
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"github.com/Wei-Shaw/sub2api/ent/schema/mixins"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect/entsql"
+	"entgo.io/ent/schema"
+	"entgo.io/ent/schema/field"
+	"entgo.io/ent/schema/index"
+)
+
+// UsageCleanupTask 定义使用记录清理任务的 schema。
+type UsageCleanupTask struct {
+	ent.Schema
+}
+
+func (UsageCleanupTask) Annotations() []schema.Annotation {
+	return []schema.Annotation{
+		entsql.Annotation{Table: "usage_cleanup_tasks"},
+	}
+}
+
+func (UsageCleanupTask) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.TimeMixin{},
+	}
+}
+
+func (UsageCleanupTask) Fields() []ent.Field {
+	return []ent.Field{
+		field.String("status").
+			MaxLen(20).
+			Validate(validateUsageCleanupStatus),
+		field.JSON("filters", json.RawMessage{}),
+		field.Int64("created_by"),
+		field.Int64("deleted_rows").
+			Default(0),
+		field.String("error_message").
+			Optional().
+			Nillable(),
+		field.Int64("canceled_by").
+			Optional().
+			Nillable(),
+		field.Time("canceled_at").
+			Optional().
+			Nillable(),
+		field.Time("started_at").
+			Optional().
+			Nillable(),
+		field.Time("finished_at").
+			Optional().
+			Nillable(),
+	}
+}
+
+func (UsageCleanupTask) Indexes() []ent.Index {
+	return []ent.Index{
+		index.Fields("status", "created_at"),
+		index.Fields("created_at"),
+		index.Fields("canceled_at"),
+	}
+}
+
+func validateUsageCleanupStatus(status string) error {
+	switch status {
+	case "pending", "running", "succeeded", "failed", "canceled":
+		return nil
+	default:
+		return fmt.Errorf("invalid usage cleanup status: %s", status)
+	}
+}

backend/ent/tx.go

@@ -32,6 +32,8 @@ type Tx struct {
 	RedeemCode *RedeemCodeClient
 	// Setting is the client for interacting with the Setting builders.
 	Setting *SettingClient
+	// UsageCleanupTask is the client for interacting with the UsageCleanupTask builders.
+	UsageCleanupTask *UsageCleanupTaskClient
 	// UsageLog is the client for interacting with the UsageLog builders.
 	UsageLog *UsageLogClient
 	// User is the client for interacting with the User builders.
@@ -184,6 +186,7 @@ func (tx *Tx) init() {
 	tx.Proxy = NewProxyClient(tx.config)
 	tx.RedeemCode = NewRedeemCodeClient(tx.config)
 	tx.Setting = NewSettingClient(tx.config)
+	tx.UsageCleanupTask = NewUsageCleanupTaskClient(tx.config)
 	tx.UsageLog = NewUsageLogClient(tx.config)
 	tx.User = NewUserClient(tx.config)
 	tx.UserAllowedGroup = NewUserAllowedGroupClient(tx.config)

backend/ent/usagecleanuptask.go

@@ -0,0 +1,236 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"encoding/json"
+	"fmt"
+	"strings"
+	"time"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect/sql"
+	"github.com/Wei-Shaw/sub2api/ent/usagecleanuptask"
+)
+
+// UsageCleanupTask is the model entity for the UsageCleanupTask schema.
+type UsageCleanupTask struct {
+	config `json:"-"`
+	// ID of the ent.
+	ID int64 `json:"id,omitempty"`
+	// CreatedAt holds the value of the "created_at" field.
+	CreatedAt time.Time `json:"created_at,omitempty"`
+	// UpdatedAt holds the value of the "updated_at" field.
+	UpdatedAt time.Time `json:"updated_at,omitempty"`
+	// Status holds the value of the "status" field.
+	Status string `json:"status,omitempty"`
+	// Filters holds the value of the "filters" field.
+	Filters json.RawMessage `json:"filters,omitempty"`
+	// CreatedBy holds the value of the "created_by" field.
+	CreatedBy int64 `json:"created_by,omitempty"`
+	// DeletedRows holds the value of the "deleted_rows" field.
+	DeletedRows int64 `json:"deleted_rows,omitempty"`
+	// ErrorMessage holds the value of the "error_message" field.
+	ErrorMessage *string `json:"error_message,omitempty"`
+	// CanceledBy holds the value of the "canceled_by" field.
+	CanceledBy *int64 `json:"canceled_by,omitempty"`
+	// CanceledAt holds the value of the "canceled_at" field.
+	CanceledAt *time.Time `json:"canceled_at,omitempty"`
+	// StartedAt holds the value of the "started_at" field.
+	StartedAt *time.Time `json:"started_at,omitempty"`
+	// FinishedAt holds the value of the "finished_at" field.
+	FinishedAt   *time.Time `json:"finished_at,omitempty"`
+	selectValues sql.SelectValues
+}
+
+// scanValues returns the types for scanning values from sql.Rows.
+func (*UsageCleanupTask) scanValues(columns []string) ([]any, error) {
+	values := make([]any, len(columns))
+	for i := range columns {
+		switch columns[i] {
+		case usagecleanuptask.FieldFilters:
+			values[i] = new([]byte)
+		case usagecleanuptask.FieldID, usagecleanuptask.FieldCreatedBy, usagecleanuptask.FieldDeletedRows, usagecleanuptask.FieldCanceledBy:
+			values[i] = new(sql.NullInt64)
+		case usagecleanuptask.FieldStatus, usagecleanuptask.FieldErrorMessage:
+			values[i] = new(sql.NullString)
+		case usagecleanuptask.FieldCreatedAt, usagecleanuptask.FieldUpdatedAt, usagecleanuptask.FieldCanceledAt, usagecleanuptask.FieldStartedAt, usagecleanuptask.FieldFinishedAt:
+			values[i] = new(sql.NullTime)
+		default:
+			values[i] = new(sql.UnknownType)
+		}
+	}
+	return values, nil
+}
+
+// assignValues assigns the values that were returned from sql.Rows (after scanning)
+// to the UsageCleanupTask fields.
+func (_m *UsageCleanupTask) assignValues(columns []string, values []any) error {
+	if m, n := len(values), len(columns); m < n {
+		return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
+	}
+	for i := range columns {
+		switch columns[i] {
+		case usagecleanuptask.FieldID:
+			value, ok := values[i].(*sql.NullInt64)
+			if !ok {
+				return fmt.Errorf("unexpected type %T for field id", value)
+			}
+			_m.ID = int64(value.Int64)
+		case usagecleanuptask.FieldCreatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field created_at", values[i])
+			} else if value.Valid {
+				_m.CreatedAt = value.Time
+			}
+		case usagecleanuptask.FieldUpdatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field updated_at", values[i])
+			} else if value.Valid {
+				_m.UpdatedAt = value.Time
+			}
+		case usagecleanuptask.FieldStatus:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field status", values[i])
+			} else if value.Valid {
+				_m.Status = value.String
+			}
+		case usagecleanuptask.FieldFilters:
+			if value, ok := values[i].(*[]byte); !ok {
+				return fmt.Errorf("unexpected type %T for field filters", values[i])
+			} else if value != nil && len(*value) > 0 {
+				if err := json.Unmarshal(*value, &_m.Filters); err != nil {
+					return fmt.Errorf("unmarshal field filters: %w", err)
+				}
+			}
+		case usagecleanuptask.FieldCreatedBy:
+			if value, ok := values[i].(*sql.NullInt64); !ok {
+				return fmt.Errorf("unexpected type %T for field created_by", values[i])
+			} else if value.Valid {
+				_m.CreatedBy = value.Int64
+			}
+		case usagecleanuptask.FieldDeletedRows:
+			if value, ok := values[i].(*sql.NullInt64); !ok {
+				return fmt.Errorf("unexpected type %T for field deleted_rows", values[i])
+			} else if value.Valid {
+				_m.DeletedRows = value.Int64
+			}
+		case usagecleanuptask.FieldErrorMessage:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field error_message", values[i])
+			} else if value.Valid {
+				_m.ErrorMessage = new(string)
+				*_m.ErrorMessage = value.String
+			}
+		case usagecleanuptask.FieldCanceledBy:
+			if value, ok := values[i].(*sql.NullInt64); !ok {
+				return fmt.Errorf("unexpected type %T for field canceled_by", values[i])
+			} else if value.Valid {
+				_m.CanceledBy = new(int64)
+				*_m.CanceledBy = value.Int64
+			}
+		case usagecleanuptask.FieldCanceledAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field canceled_at", values[i])
+			} else if value.Valid {
+				_m.CanceledAt = new(time.Time)
+				*_m.CanceledAt = value.Time
+			}
+		case usagecleanuptask.FieldStartedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field started_at", values[i])
+			} else if value.Valid {
+				_m.StartedAt = new(time.Time)
+				*_m.StartedAt = value.Time
+			}
+		case usagecleanuptask.FieldFinishedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field finished_at", values[i])
+			} else if value.Valid {
+				_m.FinishedAt = new(time.Time)
+				*_m.FinishedAt = value.Time
+			}
+		default:
+			_m.selectValues.Set(columns[i], values[i])
+		}
+	}
+	return nil
+}
+
+// Value returns the ent.Value that was dynamically selected and assigned to the UsageCleanupTask.
+// This includes values selected through modifiers, order, etc.
+func (_m *UsageCleanupTask) Value(name string) (ent.Value, error) {
+	return _m.selectValues.Get(name)
+}
+
+// Update returns a builder for updating this UsageCleanupTask.
+// Note that you need to call UsageCleanupTask.Unwrap() before calling this method if this UsageCleanupTask
+// was returned from a transaction, and the transaction was committed or rolled back.
+func (_m *UsageCleanupTask) Update() *UsageCleanupTaskUpdateOne {
+	return NewUsageCleanupTaskClient(_m.config).UpdateOne(_m)
+}
+
+// Unwrap unwraps the UsageCleanupTask entity that was returned from a transaction after it was closed,
+// so that all future queries will be executed through the driver which created the transaction.
+func (_m *UsageCleanupTask) Unwrap() *UsageCleanupTask {
+	_tx, ok := _m.config.driver.(*txDriver)
+	if !ok {
+		panic("ent: UsageCleanupTask is not a transactional entity")
+	}
+	_m.config.driver = _tx.drv
+	return _m
+}
+
+// String implements the fmt.Stringer.
+func (_m *UsageCleanupTask) String() string {
+	var builder strings.Builder
+	builder.WriteString("UsageCleanupTask(")
+	builder.WriteString(fmt.Sprintf("id=%v, ", _m.ID))
+	builder.WriteString("created_at=")
+	builder.WriteString(_m.CreatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("updated_at=")
+	builder.WriteString(_m.UpdatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("status=")
+	builder.WriteString(_m.Status)
+	builder.WriteString(", ")
+	builder.WriteString("filters=")
+	builder.WriteString(fmt.Sprintf("%v", _m.Filters))
+	builder.WriteString(", ")
+	builder.WriteString("created_by=")
+	builder.WriteString(fmt.Sprintf("%v", _m.CreatedBy))
+	builder.WriteString(", ")
+	builder.WriteString("deleted_rows=")
+	builder.WriteString(fmt.Sprintf("%v", _m.DeletedRows))
+	builder.WriteString(", ")
+	if v := _m.ErrorMessage; v != nil {
+		builder.WriteString("error_message=")
+		builder.WriteString(*v)
+	}
+	builder.WriteString(", ")
+	if v := _m.CanceledBy; v != nil {
+		builder.WriteString("canceled_by=")
+		builder.WriteString(fmt.Sprintf("%v", *v))
+	}
+	builder.WriteString(", ")
+	if v := _m.CanceledAt; v != nil {
+		builder.WriteString("canceled_at=")
+		builder.WriteString(v.Format(time.ANSIC))
+	}
+	builder.WriteString(", ")
+	if v := _m.StartedAt; v != nil {
+		builder.WriteString("started_at=")
+		builder.WriteString(v.Format(time.ANSIC))
+	}
+	builder.WriteString(", ")
+	if v := _m.FinishedAt; v != nil {
+		builder.WriteString("finished_at=")
+		builder.WriteString(v.Format(time.ANSIC))
+	}
+	builder.WriteByte(')')
+	return builder.String()
+}
+
+// UsageCleanupTasks is a parsable slice of UsageCleanupTask.
+type UsageCleanupTasks []*UsageCleanupTask

backend/ent/usagecleanuptask/usagecleanuptask.go

@@ -0,0 +1,137 @@
+// Code generated by ent, DO NOT EDIT.
+
+package usagecleanuptask
+
+import (
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+)
+
+const (
+	// Label holds the string label denoting the usagecleanuptask type in the database.
+	Label = "usage_cleanup_task"
+	// FieldID holds the string denoting the id field in the database.
+	FieldID = "id"
+	// FieldCreatedAt holds the string denoting the created_at field in the database.
+	FieldCreatedAt = "created_at"
+	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
+	FieldUpdatedAt = "updated_at"
+	// FieldStatus holds the string denoting the status field in the database.
+	FieldStatus = "status"
+	// FieldFilters holds the string denoting the filters field in the database.
+	FieldFilters = "filters"
+	// FieldCreatedBy holds the string denoting the created_by field in the database.
+	FieldCreatedBy = "created_by"
+	// FieldDeletedRows holds the string denoting the deleted_rows field in the database.
+	FieldDeletedRows = "deleted_rows"
+	// FieldErrorMessage holds the string denoting the error_message field in the database.
+	FieldErrorMessage = "error_message"
+	// FieldCanceledBy holds the string denoting the canceled_by field in the database.
+	FieldCanceledBy = "canceled_by"
+	// FieldCanceledAt holds the string denoting the canceled_at field in the database.
+	FieldCanceledAt = "canceled_at"
+	// FieldStartedAt holds the string denoting the started_at field in the database.
+	FieldStartedAt = "started_at"
+	// FieldFinishedAt holds the string denoting the finished_at field in the database.
+	FieldFinishedAt = "finished_at"
+	// Table holds the table name of the usagecleanuptask in the database.
+	Table = "usage_cleanup_tasks"
+)
+
+// Columns holds all SQL columns for usagecleanuptask fields.
+var Columns = []string{
+	FieldID,
+	FieldCreatedAt,
+	FieldUpdatedAt,
+	FieldStatus,
+	FieldFilters,
+	FieldCreatedBy,
+	FieldDeletedRows,
+	FieldErrorMessage,
+	FieldCanceledBy,
+	FieldCanceledAt,
+	FieldStartedAt,
+	FieldFinishedAt,
+}
+
+// ValidColumn reports if the column name is valid (part of the table columns).
+func ValidColumn(column string) bool {
+	for i := range Columns {
+		if column == Columns[i] {
+			return true
+		}
+	}
+	return false
+}
+
+var (
+	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
+	DefaultCreatedAt func() time.Time
+	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
+	DefaultUpdatedAt func() time.Time
+	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
+	UpdateDefaultUpdatedAt func() time.Time
+	// StatusValidator is a validator for the "status" field. It is called by the builders before save.
+	StatusValidator func(string) error
+	// DefaultDeletedRows holds the default value on creation for the "deleted_rows" field.
+	DefaultDeletedRows int64
+)
+
+// OrderOption defines the ordering options for the UsageCleanupTask queries.
+type OrderOption func(*sql.Selector)
+
+// ByID orders the results by the id field.
+func ByID(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldID, opts...).ToFunc()
+}
+
+// ByCreatedAt orders the results by the created_at field.
+func ByCreatedAt(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldCreatedAt, opts...).ToFunc()
+}
+
+// ByUpdatedAt orders the results by the updated_at field.
+func ByUpdatedAt(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldUpdatedAt, opts...).ToFunc()
+}
+
+// ByStatus orders the results by the status field.
+func ByStatus(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldStatus, opts...).ToFunc()
+}
+
+// ByCreatedBy orders the results by the created_by field.
+func ByCreatedBy(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldCreatedBy, opts...).ToFunc()
+}
+
+// ByDeletedRows orders the results by the deleted_rows field.
+func ByDeletedRows(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldDeletedRows, opts...).ToFunc()
+}
+
+// ByErrorMessage orders the results by the error_message field.
+func ByErrorMessage(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldErrorMessage, opts...).ToFunc()
+}
+
+// ByCanceledBy orders the results by the canceled_by field.
+func ByCanceledBy(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldCanceledBy, opts...).ToFunc()
+}
+
+// ByCanceledAt orders the results by the canceled_at field.
+func ByCanceledAt(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldCanceledAt, opts...).ToFunc()
+}
+
+// ByStartedAt orders the results by the started_at field.
+func ByStartedAt(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldStartedAt, opts...).ToFunc()
+}
+
+// ByFinishedAt orders the results by the finished_at field.
+func ByFinishedAt(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldFinishedAt, opts...).ToFunc()
+}

backend/ent/usagecleanuptask/where.go

@@ -0,0 +1,620 @@
+// Code generated by ent, DO NOT EDIT.
+
+package usagecleanuptask
+
+import (
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+)
+
+// ID filters vertices based on their ID field.
+func ID(id int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldID, id))
+}
+
+// IDEQ applies the EQ predicate on the ID field.
+func IDEQ(id int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldID, id))
+}
+
+// IDNEQ applies the NEQ predicate on the ID field.
+func IDNEQ(id int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldID, id))
+}
+
+// IDIn applies the In predicate on the ID field.
+func IDIn(ids ...int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldID, ids...))
+}
+
+// IDNotIn applies the NotIn predicate on the ID field.
+func IDNotIn(ids ...int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldID, ids...))
+}
+
+// IDGT applies the GT predicate on the ID field.
+func IDGT(id int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldID, id))
+}
+
+// IDGTE applies the GTE predicate on the ID field.
+func IDGTE(id int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldID, id))
+}
+
+// IDLT applies the LT predicate on the ID field.
+func IDLT(id int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldID, id))
+}
+
+// IDLTE applies the LTE predicate on the ID field.
+func IDLTE(id int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldID, id))
+}
+
+// CreatedAt applies equality check predicate on the "created_at" field. It's identical to CreatedAtEQ.
+func CreatedAt(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldCreatedAt, v))
+}
+
+// UpdatedAt applies equality check predicate on the "updated_at" field. It's identical to UpdatedAtEQ.
+func UpdatedAt(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldUpdatedAt, v))
+}
+
+// Status applies equality check predicate on the "status" field. It's identical to StatusEQ.
+func Status(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldStatus, v))
+}
+
+// CreatedBy applies equality check predicate on the "created_by" field. It's identical to CreatedByEQ.
+func CreatedBy(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldCreatedBy, v))
+}
+
+// DeletedRows applies equality check predicate on the "deleted_rows" field. It's identical to DeletedRowsEQ.
+func DeletedRows(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldDeletedRows, v))
+}
+
+// ErrorMessage applies equality check predicate on the "error_message" field. It's identical to ErrorMessageEQ.
+func ErrorMessage(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldErrorMessage, v))
+}
+
+// CanceledBy applies equality check predicate on the "canceled_by" field. It's identical to CanceledByEQ.
+func CanceledBy(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldCanceledBy, v))
+}
+
+// CanceledAt applies equality check predicate on the "canceled_at" field. It's identical to CanceledAtEQ.
+func CanceledAt(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldCanceledAt, v))
+}
+
+// StartedAt applies equality check predicate on the "started_at" field. It's identical to StartedAtEQ.
+func StartedAt(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldStartedAt, v))
+}
+
+// FinishedAt applies equality check predicate on the "finished_at" field. It's identical to FinishedAtEQ.
+func FinishedAt(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldFinishedAt, v))
+}
+
+// CreatedAtEQ applies the EQ predicate on the "created_at" field.
+func CreatedAtEQ(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldCreatedAt, v))
+}
+
+// CreatedAtNEQ applies the NEQ predicate on the "created_at" field.
+func CreatedAtNEQ(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldCreatedAt, v))
+}
+
+// CreatedAtIn applies the In predicate on the "created_at" field.
+func CreatedAtIn(vs ...time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldCreatedAt, vs...))
+}
+
+// CreatedAtNotIn applies the NotIn predicate on the "created_at" field.
+func CreatedAtNotIn(vs ...time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldCreatedAt, vs...))
+}
+
+// CreatedAtGT applies the GT predicate on the "created_at" field.
+func CreatedAtGT(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldCreatedAt, v))
+}
+
+// CreatedAtGTE applies the GTE predicate on the "created_at" field.
+func CreatedAtGTE(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldCreatedAt, v))
+}
+
+// CreatedAtLT applies the LT predicate on the "created_at" field.
+func CreatedAtLT(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldCreatedAt, v))
+}
+
+// CreatedAtLTE applies the LTE predicate on the "created_at" field.
+func CreatedAtLTE(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldCreatedAt, v))
+}
+
+// UpdatedAtEQ applies the EQ predicate on the "updated_at" field.
+func UpdatedAtEQ(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldUpdatedAt, v))
+}
+
+// UpdatedAtNEQ applies the NEQ predicate on the "updated_at" field.
+func UpdatedAtNEQ(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldUpdatedAt, v))
+}
+
+// UpdatedAtIn applies the In predicate on the "updated_at" field.
+func UpdatedAtIn(vs ...time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldUpdatedAt, vs...))
+}
+
+// UpdatedAtNotIn applies the NotIn predicate on the "updated_at" field.
+func UpdatedAtNotIn(vs ...time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldUpdatedAt, vs...))
+}
+
+// UpdatedAtGT applies the GT predicate on the "updated_at" field.
+func UpdatedAtGT(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldUpdatedAt, v))
+}
+
+// UpdatedAtGTE applies the GTE predicate on the "updated_at" field.
+func UpdatedAtGTE(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldUpdatedAt, v))
+}
+
+// UpdatedAtLT applies the LT predicate on the "updated_at" field.
+func UpdatedAtLT(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldUpdatedAt, v))
+}
+
+// UpdatedAtLTE applies the LTE predicate on the "updated_at" field.
+func UpdatedAtLTE(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldUpdatedAt, v))
+}
+
+// StatusEQ applies the EQ predicate on the "status" field.
+func StatusEQ(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldStatus, v))
+}
+
+// StatusNEQ applies the NEQ predicate on the "status" field.
+func StatusNEQ(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldStatus, v))
+}
+
+// StatusIn applies the In predicate on the "status" field.
+func StatusIn(vs ...string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldStatus, vs...))
+}
+
+// StatusNotIn applies the NotIn predicate on the "status" field.
+func StatusNotIn(vs ...string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldStatus, vs...))
+}
+
+// StatusGT applies the GT predicate on the "status" field.
+func StatusGT(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldStatus, v))
+}
+
+// StatusGTE applies the GTE predicate on the "status" field.
+func StatusGTE(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldStatus, v))
+}
+
+// StatusLT applies the LT predicate on the "status" field.
+func StatusLT(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldStatus, v))
+}
+
+// StatusLTE applies the LTE predicate on the "status" field.
+func StatusLTE(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldStatus, v))
+}
+
+// StatusContains applies the Contains predicate on the "status" field.
+func StatusContains(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldContains(FieldStatus, v))
+}
+
+// StatusHasPrefix applies the HasPrefix predicate on the "status" field.
+func StatusHasPrefix(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldHasPrefix(FieldStatus, v))
+}
+
+// StatusHasSuffix applies the HasSuffix predicate on the "status" field.
+func StatusHasSuffix(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldHasSuffix(FieldStatus, v))
+}
+
+// StatusEqualFold applies the EqualFold predicate on the "status" field.
+func StatusEqualFold(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEqualFold(FieldStatus, v))
+}
+
+// StatusContainsFold applies the ContainsFold predicate on the "status" field.
+func StatusContainsFold(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldContainsFold(FieldStatus, v))
+}
+
+// CreatedByEQ applies the EQ predicate on the "created_by" field.
+func CreatedByEQ(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldCreatedBy, v))
+}
+
+// CreatedByNEQ applies the NEQ predicate on the "created_by" field.
+func CreatedByNEQ(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldCreatedBy, v))
+}
+
+// CreatedByIn applies the In predicate on the "created_by" field.
+func CreatedByIn(vs ...int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldCreatedBy, vs...))
+}
+
+// CreatedByNotIn applies the NotIn predicate on the "created_by" field.
+func CreatedByNotIn(vs ...int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldCreatedBy, vs...))
+}
+
+// CreatedByGT applies the GT predicate on the "created_by" field.
+func CreatedByGT(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldCreatedBy, v))
+}
+
+// CreatedByGTE applies the GTE predicate on the "created_by" field.
+func CreatedByGTE(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldCreatedBy, v))
+}
+
+// CreatedByLT applies the LT predicate on the "created_by" field.
+func CreatedByLT(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldCreatedBy, v))
+}
+
+// CreatedByLTE applies the LTE predicate on the "created_by" field.
+func CreatedByLTE(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldCreatedBy, v))
+}
+
+// DeletedRowsEQ applies the EQ predicate on the "deleted_rows" field.
+func DeletedRowsEQ(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldDeletedRows, v))
+}
+
+// DeletedRowsNEQ applies the NEQ predicate on the "deleted_rows" field.
+func DeletedRowsNEQ(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldDeletedRows, v))
+}
+
+// DeletedRowsIn applies the In predicate on the "deleted_rows" field.
+func DeletedRowsIn(vs ...int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldDeletedRows, vs...))
+}
+
+// DeletedRowsNotIn applies the NotIn predicate on the "deleted_rows" field.
+func DeletedRowsNotIn(vs ...int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldDeletedRows, vs...))
+}
+
+// DeletedRowsGT applies the GT predicate on the "deleted_rows" field.
+func DeletedRowsGT(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldDeletedRows, v))
+}
+
+// DeletedRowsGTE applies the GTE predicate on the "deleted_rows" field.
+func DeletedRowsGTE(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldDeletedRows, v))
+}
+
+// DeletedRowsLT applies the LT predicate on the "deleted_rows" field.
+func DeletedRowsLT(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldDeletedRows, v))
+}
+
+// DeletedRowsLTE applies the LTE predicate on the "deleted_rows" field.
+func DeletedRowsLTE(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldDeletedRows, v))
+}
+
+// ErrorMessageEQ applies the EQ predicate on the "error_message" field.
+func ErrorMessageEQ(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldErrorMessage, v))
+}
+
+// ErrorMessageNEQ applies the NEQ predicate on the "error_message" field.
+func ErrorMessageNEQ(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldErrorMessage, v))
+}
+
+// ErrorMessageIn applies the In predicate on the "error_message" field.
+func ErrorMessageIn(vs ...string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldErrorMessage, vs...))
+}
+
+// ErrorMessageNotIn applies the NotIn predicate on the "error_message" field.
+func ErrorMessageNotIn(vs ...string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldErrorMessage, vs...))
+}
+
+// ErrorMessageGT applies the GT predicate on the "error_message" field.
+func ErrorMessageGT(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldErrorMessage, v))
+}
+
+// ErrorMessageGTE applies the GTE predicate on the "error_message" field.
+func ErrorMessageGTE(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldErrorMessage, v))
+}
+
+// ErrorMessageLT applies the LT predicate on the "error_message" field.
+func ErrorMessageLT(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldErrorMessage, v))
+}
+
+// ErrorMessageLTE applies the LTE predicate on the "error_message" field.
+func ErrorMessageLTE(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldErrorMessage, v))
+}
+
+// ErrorMessageContains applies the Contains predicate on the "error_message" field.
+func ErrorMessageContains(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldContains(FieldErrorMessage, v))
+}
+
+// ErrorMessageHasPrefix applies the HasPrefix predicate on the "error_message" field.
+func ErrorMessageHasPrefix(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldHasPrefix(FieldErrorMessage, v))
+}
+
+// ErrorMessageHasSuffix applies the HasSuffix predicate on the "error_message" field.
+func ErrorMessageHasSuffix(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldHasSuffix(FieldErrorMessage, v))
+}
+
+// ErrorMessageIsNil applies the IsNil predicate on the "error_message" field.
+func ErrorMessageIsNil() predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIsNull(FieldErrorMessage))
+}
+
+// ErrorMessageNotNil applies the NotNil predicate on the "error_message" field.
+func ErrorMessageNotNil() predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotNull(FieldErrorMessage))
+}
+
+// ErrorMessageEqualFold applies the EqualFold predicate on the "error_message" field.
+func ErrorMessageEqualFold(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEqualFold(FieldErrorMessage, v))
+}
+
+// ErrorMessageContainsFold applies the ContainsFold predicate on the "error_message" field.
+func ErrorMessageContainsFold(v string) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldContainsFold(FieldErrorMessage, v))
+}
+
+// CanceledByEQ applies the EQ predicate on the "canceled_by" field.
+func CanceledByEQ(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldCanceledBy, v))
+}
+
+// CanceledByNEQ applies the NEQ predicate on the "canceled_by" field.
+func CanceledByNEQ(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldCanceledBy, v))
+}
+
+// CanceledByIn applies the In predicate on the "canceled_by" field.
+func CanceledByIn(vs ...int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldCanceledBy, vs...))
+}
+
+// CanceledByNotIn applies the NotIn predicate on the "canceled_by" field.
+func CanceledByNotIn(vs ...int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldCanceledBy, vs...))
+}
+
+// CanceledByGT applies the GT predicate on the "canceled_by" field.
+func CanceledByGT(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldCanceledBy, v))
+}
+
+// CanceledByGTE applies the GTE predicate on the "canceled_by" field.
+func CanceledByGTE(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldCanceledBy, v))
+}
+
+// CanceledByLT applies the LT predicate on the "canceled_by" field.
+func CanceledByLT(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldCanceledBy, v))
+}
+
+// CanceledByLTE applies the LTE predicate on the "canceled_by" field.
+func CanceledByLTE(v int64) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldCanceledBy, v))
+}
+
+// CanceledByIsNil applies the IsNil predicate on the "canceled_by" field.
+func CanceledByIsNil() predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIsNull(FieldCanceledBy))
+}
+
+// CanceledByNotNil applies the NotNil predicate on the "canceled_by" field.
+func CanceledByNotNil() predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotNull(FieldCanceledBy))
+}
+
+// CanceledAtEQ applies the EQ predicate on the "canceled_at" field.
+func CanceledAtEQ(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldCanceledAt, v))
+}
+
+// CanceledAtNEQ applies the NEQ predicate on the "canceled_at" field.
+func CanceledAtNEQ(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldCanceledAt, v))
+}
+
+// CanceledAtIn applies the In predicate on the "canceled_at" field.
+func CanceledAtIn(vs ...time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldCanceledAt, vs...))
+}
+
+// CanceledAtNotIn applies the NotIn predicate on the "canceled_at" field.
+func CanceledAtNotIn(vs ...time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldCanceledAt, vs...))
+}
+
+// CanceledAtGT applies the GT predicate on the "canceled_at" field.
+func CanceledAtGT(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldCanceledAt, v))
+}
+
+// CanceledAtGTE applies the GTE predicate on the "canceled_at" field.
+func CanceledAtGTE(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldCanceledAt, v))
+}
+
+// CanceledAtLT applies the LT predicate on the "canceled_at" field.
+func CanceledAtLT(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldCanceledAt, v))
+}
+
+// CanceledAtLTE applies the LTE predicate on the "canceled_at" field.
+func CanceledAtLTE(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldCanceledAt, v))
+}
+
+// CanceledAtIsNil applies the IsNil predicate on the "canceled_at" field.
+func CanceledAtIsNil() predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIsNull(FieldCanceledAt))
+}
+
+// CanceledAtNotNil applies the NotNil predicate on the "canceled_at" field.
+func CanceledAtNotNil() predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotNull(FieldCanceledAt))
+}
+
+// StartedAtEQ applies the EQ predicate on the "started_at" field.
+func StartedAtEQ(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldStartedAt, v))
+}
+
+// StartedAtNEQ applies the NEQ predicate on the "started_at" field.
+func StartedAtNEQ(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldStartedAt, v))
+}
+
+// StartedAtIn applies the In predicate on the "started_at" field.
+func StartedAtIn(vs ...time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldStartedAt, vs...))
+}
+
+// StartedAtNotIn applies the NotIn predicate on the "started_at" field.
+func StartedAtNotIn(vs ...time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldStartedAt, vs...))
+}
+
+// StartedAtGT applies the GT predicate on the "started_at" field.
+func StartedAtGT(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldStartedAt, v))
+}
+
+// StartedAtGTE applies the GTE predicate on the "started_at" field.
+func StartedAtGTE(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldStartedAt, v))
+}
+
+// StartedAtLT applies the LT predicate on the "started_at" field.
+func StartedAtLT(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldStartedAt, v))
+}
+
+// StartedAtLTE applies the LTE predicate on the "started_at" field.
+func StartedAtLTE(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldStartedAt, v))
+}
+
+// StartedAtIsNil applies the IsNil predicate on the "started_at" field.
+func StartedAtIsNil() predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIsNull(FieldStartedAt))
+}
+
+// StartedAtNotNil applies the NotNil predicate on the "started_at" field.
+func StartedAtNotNil() predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotNull(FieldStartedAt))
+}
+
+// FinishedAtEQ applies the EQ predicate on the "finished_at" field.
+func FinishedAtEQ(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldEQ(FieldFinishedAt, v))
+}
+
+// FinishedAtNEQ applies the NEQ predicate on the "finished_at" field.
+func FinishedAtNEQ(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNEQ(FieldFinishedAt, v))
+}
+
+// FinishedAtIn applies the In predicate on the "finished_at" field.
+func FinishedAtIn(vs ...time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIn(FieldFinishedAt, vs...))
+}
+
+// FinishedAtNotIn applies the NotIn predicate on the "finished_at" field.
+func FinishedAtNotIn(vs ...time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotIn(FieldFinishedAt, vs...))
+}
+
+// FinishedAtGT applies the GT predicate on the "finished_at" field.
+func FinishedAtGT(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGT(FieldFinishedAt, v))
+}
+
+// FinishedAtGTE applies the GTE predicate on the "finished_at" field.
+func FinishedAtGTE(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldGTE(FieldFinishedAt, v))
+}
+
+// FinishedAtLT applies the LT predicate on the "finished_at" field.
+func FinishedAtLT(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLT(FieldFinishedAt, v))
+}
+
+// FinishedAtLTE applies the LTE predicate on the "finished_at" field.
+func FinishedAtLTE(v time.Time) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldLTE(FieldFinishedAt, v))
+}
+
+// FinishedAtIsNil applies the IsNil predicate on the "finished_at" field.
+func FinishedAtIsNil() predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldIsNull(FieldFinishedAt))
+}
+
+// FinishedAtNotNil applies the NotNil predicate on the "finished_at" field.
+func FinishedAtNotNil() predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.FieldNotNull(FieldFinishedAt))
+}
+
+// And groups predicates with the AND operator between them.
+func And(predicates ...predicate.UsageCleanupTask) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.AndPredicates(predicates...))
+}
+
+// Or groups predicates with the OR operator between them.
+func Or(predicates ...predicate.UsageCleanupTask) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.OrPredicates(predicates...))
+}
+
+// Not applies the not operator on the given predicate.
+func Not(p predicate.UsageCleanupTask) predicate.UsageCleanupTask {
+	return predicate.UsageCleanupTask(sql.NotPredicates(p))
+}

backend/ent/usagecleanuptask_delete.go

@@ -0,0 +1,88 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+	"github.com/Wei-Shaw/sub2api/ent/usagecleanuptask"
+)
+
+// UsageCleanupTaskDelete is the builder for deleting a UsageCleanupTask entity.
+type UsageCleanupTaskDelete struct {
+	config
+	hooks    []Hook
+	mutation *UsageCleanupTaskMutation
+}
+
+// Where appends a list predicates to the UsageCleanupTaskDelete builder.
+func (_d *UsageCleanupTaskDelete) Where(ps ...predicate.UsageCleanupTask) *UsageCleanupTaskDelete {
+	_d.mutation.Where(ps...)
+	return _d
+}
+
+// Exec executes the deletion query and returns how many vertices were deleted.
+func (_d *UsageCleanupTaskDelete) Exec(ctx context.Context) (int, error) {
+	return withHooks(ctx, _d.sqlExec, _d.mutation, _d.hooks)
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_d *UsageCleanupTaskDelete) ExecX(ctx context.Context) int {
+	n, err := _d.Exec(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return n
+}
+
+func (_d *UsageCleanupTaskDelete) sqlExec(ctx context.Context) (int, error) {
+	_spec := sqlgraph.NewDeleteSpec(usagecleanuptask.Table, sqlgraph.NewFieldSpec(usagecleanuptask.FieldID, field.TypeInt64))
+	if ps := _d.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	affected, err := sqlgraph.DeleteNodes(ctx, _d.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	_d.mutation.done = true
+	return affected, err
+}
+
+// UsageCleanupTaskDeleteOne is the builder for deleting a single UsageCleanupTask entity.
+type UsageCleanupTaskDeleteOne struct {
+	_d *UsageCleanupTaskDelete
+}
+
+// Where appends a list predicates to the UsageCleanupTaskDelete builder.
+func (_d *UsageCleanupTaskDeleteOne) Where(ps ...predicate.UsageCleanupTask) *UsageCleanupTaskDeleteOne {
+	_d._d.mutation.Where(ps...)
+	return _d
+}
+
+// Exec executes the deletion query.
+func (_d *UsageCleanupTaskDeleteOne) Exec(ctx context.Context) error {
+	n, err := _d._d.Exec(ctx)
+	switch {
+	case err != nil:
+		return err
+	case n == 0:
+		return &NotFoundError{usagecleanuptask.Label}
+	default:
+		return nil
+	}
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_d *UsageCleanupTaskDeleteOne) ExecX(ctx context.Context) {
+	if err := _d.Exec(ctx); err != nil {
+		panic(err)
+	}
+}

backend/ent/usagecleanuptask_query.go

@@ -0,0 +1,564 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"fmt"
+	"math"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect"
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+	"github.com/Wei-Shaw/sub2api/ent/usagecleanuptask"
+)
+
+// UsageCleanupTaskQuery is the builder for querying UsageCleanupTask entities.
+type UsageCleanupTaskQuery struct {
+	config
+	ctx        *QueryContext
+	order      []usagecleanuptask.OrderOption
+	inters     []Interceptor
+	predicates []predicate.UsageCleanupTask
+	modifiers  []func(*sql.Selector)
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Where adds a new predicate for the UsageCleanupTaskQuery builder.
+func (_q *UsageCleanupTaskQuery) Where(ps ...predicate.UsageCleanupTask) *UsageCleanupTaskQuery {
+	_q.predicates = append(_q.predicates, ps...)
+	return _q
+}
+
+// Limit the number of records to be returned by this query.
+func (_q *UsageCleanupTaskQuery) Limit(limit int) *UsageCleanupTaskQuery {
+	_q.ctx.Limit = &limit
+	return _q
+}
+
+// Offset to start from.
+func (_q *UsageCleanupTaskQuery) Offset(offset int) *UsageCleanupTaskQuery {
+	_q.ctx.Offset = &offset
+	return _q
+}
+
+// Unique configures the query builder to filter duplicate records on query.
+// By default, unique is set to true, and can be disabled using this method.
+func (_q *UsageCleanupTaskQuery) Unique(unique bool) *UsageCleanupTaskQuery {
+	_q.ctx.Unique = &unique
+	return _q
+}
+
+// Order specifies how the records should be ordered.
+func (_q *UsageCleanupTaskQuery) Order(o ...usagecleanuptask.OrderOption) *UsageCleanupTaskQuery {
+	_q.order = append(_q.order, o...)
+	return _q
+}
+
+// First returns the first UsageCleanupTask entity from the query.
+// Returns a *NotFoundError when no UsageCleanupTask was found.
+func (_q *UsageCleanupTaskQuery) First(ctx context.Context) (*UsageCleanupTask, error) {
+	nodes, err := _q.Limit(1).All(setContextOp(ctx, _q.ctx, ent.OpQueryFirst))
+	if err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nil, &NotFoundError{usagecleanuptask.Label}
+	}
+	return nodes[0], nil
+}
+
+// FirstX is like First, but panics if an error occurs.
+func (_q *UsageCleanupTaskQuery) FirstX(ctx context.Context) *UsageCleanupTask {
+	node, err := _q.First(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return node
+}
+
+// FirstID returns the first UsageCleanupTask ID from the query.
+// Returns a *NotFoundError when no UsageCleanupTask ID was found.
+func (_q *UsageCleanupTaskQuery) FirstID(ctx context.Context) (id int64, err error) {
+	var ids []int64
+	if ids, err = _q.Limit(1).IDs(setContextOp(ctx, _q.ctx, ent.OpQueryFirstID)); err != nil {
+		return
+	}
+	if len(ids) == 0 {
+		err = &NotFoundError{usagecleanuptask.Label}
+		return
+	}
+	return ids[0], nil
+}
+
+// FirstIDX is like FirstID, but panics if an error occurs.
+func (_q *UsageCleanupTaskQuery) FirstIDX(ctx context.Context) int64 {
+	id, err := _q.FirstID(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return id
+}
+
+// Only returns a single UsageCleanupTask entity found by the query, ensuring it only returns one.
+// Returns a *NotSingularError when more than one UsageCleanupTask entity is found.
+// Returns a *NotFoundError when no UsageCleanupTask entities are found.
+func (_q *UsageCleanupTaskQuery) Only(ctx context.Context) (*UsageCleanupTask, error) {
+	nodes, err := _q.Limit(2).All(setContextOp(ctx, _q.ctx, ent.OpQueryOnly))
+	if err != nil {
+		return nil, err
+	}
+	switch len(nodes) {
+	case 1:
+		return nodes[0], nil
+	case 0:
+		return nil, &NotFoundError{usagecleanuptask.Label}
+	default:
+		return nil, &NotSingularError{usagecleanuptask.Label}
+	}
+}
+
+// OnlyX is like Only, but panics if an error occurs.
+func (_q *UsageCleanupTaskQuery) OnlyX(ctx context.Context) *UsageCleanupTask {
+	node, err := _q.Only(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// OnlyID is like Only, but returns the only UsageCleanupTask ID in the query.
+// Returns a *NotSingularError when more than one UsageCleanupTask ID is found.
+// Returns a *NotFoundError when no entities are found.
+func (_q *UsageCleanupTaskQuery) OnlyID(ctx context.Context) (id int64, err error) {
+	var ids []int64
+	if ids, err = _q.Limit(2).IDs(setContextOp(ctx, _q.ctx, ent.OpQueryOnlyID)); err != nil {
+		return
+	}
+	switch len(ids) {
+	case 1:
+		id = ids[0]
+	case 0:
+		err = &NotFoundError{usagecleanuptask.Label}
+	default:
+		err = &NotSingularError{usagecleanuptask.Label}
+	}
+	return
+}
+
+// OnlyIDX is like OnlyID, but panics if an error occurs.
+func (_q *UsageCleanupTaskQuery) OnlyIDX(ctx context.Context) int64 {
+	id, err := _q.OnlyID(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return id
+}
+
+// All executes the query and returns a list of UsageCleanupTasks.
+func (_q *UsageCleanupTaskQuery) All(ctx context.Context) ([]*UsageCleanupTask, error) {
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryAll)
+	if err := _q.prepareQuery(ctx); err != nil {
+		return nil, err
+	}
+	qr := querierAll[[]*UsageCleanupTask, *UsageCleanupTaskQuery]()
+	return withInterceptors[[]*UsageCleanupTask](ctx, _q, qr, _q.inters)
+}
+
+// AllX is like All, but panics if an error occurs.
+func (_q *UsageCleanupTaskQuery) AllX(ctx context.Context) []*UsageCleanupTask {
+	nodes, err := _q.All(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return nodes
+}
+
+// IDs executes the query and returns a list of UsageCleanupTask IDs.
+func (_q *UsageCleanupTaskQuery) IDs(ctx context.Context) (ids []int64, err error) {
+	if _q.ctx.Unique == nil && _q.path != nil {
+		_q.Unique(true)
+	}
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryIDs)
+	if err = _q.Select(usagecleanuptask.FieldID).Scan(ctx, &ids); err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
+// IDsX is like IDs, but panics if an error occurs.
+func (_q *UsageCleanupTaskQuery) IDsX(ctx context.Context) []int64 {
+	ids, err := _q.IDs(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return ids
+}
+
+// Count returns the count of the given query.
+func (_q *UsageCleanupTaskQuery) Count(ctx context.Context) (int, error) {
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryCount)
+	if err := _q.prepareQuery(ctx); err != nil {
+		return 0, err
+	}
+	return withInterceptors[int](ctx, _q, querierCount[*UsageCleanupTaskQuery](), _q.inters)
+}
+
+// CountX is like Count, but panics if an error occurs.
+func (_q *UsageCleanupTaskQuery) CountX(ctx context.Context) int {
+	count, err := _q.Count(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return count
+}
+
+// Exist returns true if the query has elements in the graph.
+func (_q *UsageCleanupTaskQuery) Exist(ctx context.Context) (bool, error) {
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryExist)
+	switch _, err := _q.FirstID(ctx); {
+	case IsNotFound(err):
+		return false, nil
+	case err != nil:
+		return false, fmt.Errorf("ent: check existence: %w", err)
+	default:
+		return true, nil
+	}
+}
+
+// ExistX is like Exist, but panics if an error occurs.
+func (_q *UsageCleanupTaskQuery) ExistX(ctx context.Context) bool {
+	exist, err := _q.Exist(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return exist
+}
+
+// Clone returns a duplicate of the UsageCleanupTaskQuery builder, including all associated steps. It can be
+// used to prepare common query builders and use them differently after the clone is made.
+func (_q *UsageCleanupTaskQuery) Clone() *UsageCleanupTaskQuery {
+	if _q == nil {
+		return nil
+	}
+	return &UsageCleanupTaskQuery{
+		config:     _q.config,
+		ctx:        _q.ctx.Clone(),
+		order:      append([]usagecleanuptask.OrderOption{}, _q.order...),
+		inters:     append([]Interceptor{}, _q.inters...),
+		predicates: append([]predicate.UsageCleanupTask{}, _q.predicates...),
+		// clone intermediate query.
+		sql:  _q.sql.Clone(),
+		path: _q.path,
+	}
+}
+
+// GroupBy is used to group vertices by one or more fields/columns.
+// It is often used with aggregate functions, like: count, max, mean, min, sum.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//		Count int `json:"count,omitempty"`
+//	}
+//
+//	client.UsageCleanupTask.Query().
+//		GroupBy(usagecleanuptask.FieldCreatedAt).
+//		Aggregate(ent.Count()).
+//		Scan(ctx, &v)
+func (_q *UsageCleanupTaskQuery) GroupBy(field string, fields ...string) *UsageCleanupTaskGroupBy {
+	_q.ctx.Fields = append([]string{field}, fields...)
+	grbuild := &UsageCleanupTaskGroupBy{build: _q}
+	grbuild.flds = &_q.ctx.Fields
+	grbuild.label = usagecleanuptask.Label
+	grbuild.scan = grbuild.Scan
+	return grbuild
+}
+
+// Select allows the selection one or more fields/columns for the given query,
+// instead of selecting all fields in the entity.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//	}
+//
+//	client.UsageCleanupTask.Query().
+//		Select(usagecleanuptask.FieldCreatedAt).
+//		Scan(ctx, &v)
+func (_q *UsageCleanupTaskQuery) Select(fields ...string) *UsageCleanupTaskSelect {
+	_q.ctx.Fields = append(_q.ctx.Fields, fields...)
+	sbuild := &UsageCleanupTaskSelect{UsageCleanupTaskQuery: _q}
+	sbuild.label = usagecleanuptask.Label
+	sbuild.flds, sbuild.scan = &_q.ctx.Fields, sbuild.Scan
+	return sbuild
+}
+
+// Aggregate returns a UsageCleanupTaskSelect configured with the given aggregations.
+func (_q *UsageCleanupTaskQuery) Aggregate(fns ...AggregateFunc) *UsageCleanupTaskSelect {
+	return _q.Select().Aggregate(fns...)
+}
+
+func (_q *UsageCleanupTaskQuery) prepareQuery(ctx context.Context) error {
+	for _, inter := range _q.inters {
+		if inter == nil {
+			return fmt.Errorf("ent: uninitialized interceptor (forgotten import ent/runtime?)")
+		}
+		if trv, ok := inter.(Traverser); ok {
+			if err := trv.Traverse(ctx, _q); err != nil {
+				return err
+			}
+		}
+	}
+	for _, f := range _q.ctx.Fields {
+		if !usagecleanuptask.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+		}
+	}
+	if _q.path != nil {
+		prev, err := _q.path(ctx)
+		if err != nil {
+			return err
+		}
+		_q.sql = prev
+	}
+	return nil
+}
+
+func (_q *UsageCleanupTaskQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*UsageCleanupTask, error) {
+	var (
+		nodes = []*UsageCleanupTask{}
+		_spec = _q.querySpec()
+	)
+	_spec.ScanValues = func(columns []string) ([]any, error) {
+		return (*UsageCleanupTask).scanValues(nil, columns)
+	}
+	_spec.Assign = func(columns []string, values []any) error {
+		node := &UsageCleanupTask{config: _q.config}
+		nodes = append(nodes, node)
+		return node.assignValues(columns, values)
+	}
+	if len(_q.modifiers) > 0 {
+		_spec.Modifiers = _q.modifiers
+	}
+	for i := range hooks {
+		hooks[i](ctx, _spec)
+	}
+	if err := sqlgraph.QueryNodes(ctx, _q.driver, _spec); err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nodes, nil
+	}
+	return nodes, nil
+}
+
+func (_q *UsageCleanupTaskQuery) sqlCount(ctx context.Context) (int, error) {
+	_spec := _q.querySpec()
+	if len(_q.modifiers) > 0 {
+		_spec.Modifiers = _q.modifiers
+	}
+	_spec.Node.Columns = _q.ctx.Fields
+	if len(_q.ctx.Fields) > 0 {
+		_spec.Unique = _q.ctx.Unique != nil && *_q.ctx.Unique
+	}
+	return sqlgraph.CountNodes(ctx, _q.driver, _spec)
+}
+
+func (_q *UsageCleanupTaskQuery) querySpec() *sqlgraph.QuerySpec {
+	_spec := sqlgraph.NewQuerySpec(usagecleanuptask.Table, usagecleanuptask.Columns, sqlgraph.NewFieldSpec(usagecleanuptask.FieldID, field.TypeInt64))
+	_spec.From = _q.sql
+	if unique := _q.ctx.Unique; unique != nil {
+		_spec.Unique = *unique
+	} else if _q.path != nil {
+		_spec.Unique = true
+	}
+	if fields := _q.ctx.Fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, usagecleanuptask.FieldID)
+		for i := range fields {
+			if fields[i] != usagecleanuptask.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
+			}
+		}
+	}
+	if ps := _q.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if limit := _q.ctx.Limit; limit != nil {
+		_spec.Limit = *limit
+	}
+	if offset := _q.ctx.Offset; offset != nil {
+		_spec.Offset = *offset
+	}
+	if ps := _q.order; len(ps) > 0 {
+		_spec.Order = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	return _spec
+}
+
+func (_q *UsageCleanupTaskQuery) sqlQuery(ctx context.Context) *sql.Selector {
+	builder := sql.Dialect(_q.driver.Dialect())
+	t1 := builder.Table(usagecleanuptask.Table)
+	columns := _q.ctx.Fields
+	if len(columns) == 0 {
+		columns = usagecleanuptask.Columns
+	}
+	selector := builder.Select(t1.Columns(columns...)...).From(t1)
+	if _q.sql != nil {
+		selector = _q.sql
+		selector.Select(selector.Columns(columns...)...)
+	}
+	if _q.ctx.Unique != nil && *_q.ctx.Unique {
+		selector.Distinct()
+	}
+	for _, m := range _q.modifiers {
+		m(selector)
+	}
+	for _, p := range _q.predicates {
+		p(selector)
+	}
+	for _, p := range _q.order {
+		p(selector)
+	}
+	if offset := _q.ctx.Offset; offset != nil {
+		// limit is mandatory for offset clause. We start
+		// with default value, and override it below if needed.
+		selector.Offset(*offset).Limit(math.MaxInt32)
+	}
+	if limit := _q.ctx.Limit; limit != nil {
+		selector.Limit(*limit)
+	}
+	return selector
+}
+
+// ForUpdate locks the selected rows against concurrent updates, and prevent them from being
+// updated, deleted or "selected ... for update" by other sessions, until the transaction is
+// either committed or rolled-back.
+func (_q *UsageCleanupTaskQuery) ForUpdate(opts ...sql.LockOption) *UsageCleanupTaskQuery {
+	if _q.driver.Dialect() == dialect.Postgres {
+		_q.Unique(false)
+	}
+	_q.modifiers = append(_q.modifiers, func(s *sql.Selector) {
+		s.ForUpdate(opts...)
+	})
+	return _q
+}
+
+// ForShare behaves similarly to ForUpdate, except that it acquires a shared mode lock
+// on any rows that are read. Other sessions can read the rows, but cannot modify them
+// until your transaction commits.
+func (_q *UsageCleanupTaskQuery) ForShare(opts ...sql.LockOption) *UsageCleanupTaskQuery {
+	if _q.driver.Dialect() == dialect.Postgres {
+		_q.Unique(false)
+	}
+	_q.modifiers = append(_q.modifiers, func(s *sql.Selector) {
+		s.ForShare(opts...)
+	})
+	return _q
+}
+
+// UsageCleanupTaskGroupBy is the group-by builder for UsageCleanupTask entities.
+type UsageCleanupTaskGroupBy struct {
+	selector
+	build *UsageCleanupTaskQuery
+}
+
+// Aggregate adds the given aggregation functions to the group-by query.
+func (_g *UsageCleanupTaskGroupBy) Aggregate(fns ...AggregateFunc) *UsageCleanupTaskGroupBy {
+	_g.fns = append(_g.fns, fns...)
+	return _g
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (_g *UsageCleanupTaskGroupBy) Scan(ctx context.Context, v any) error {
+	ctx = setContextOp(ctx, _g.build.ctx, ent.OpQueryGroupBy)
+	if err := _g.build.prepareQuery(ctx); err != nil {
+		return err
+	}
+	return scanWithInterceptors[*UsageCleanupTaskQuery, *UsageCleanupTaskGroupBy](ctx, _g.build, _g, _g.build.inters, v)
+}
+
+func (_g *UsageCleanupTaskGroupBy) sqlScan(ctx context.Context, root *UsageCleanupTaskQuery, v any) error {
+	selector := root.sqlQuery(ctx).Select()
+	aggregation := make([]string, 0, len(_g.fns))
+	for _, fn := range _g.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	if len(selector.SelectedColumns()) == 0 {
+		columns := make([]string, 0, len(*_g.flds)+len(_g.fns))
+		for _, f := range *_g.flds {
+			columns = append(columns, selector.C(f))
+		}
+		columns = append(columns, aggregation...)
+		selector.Select(columns...)
+	}
+	selector.GroupBy(selector.Columns(*_g.flds...)...)
+	if err := selector.Err(); err != nil {
+		return err
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := _g.build.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}
+
+// UsageCleanupTaskSelect is the builder for selecting fields of UsageCleanupTask entities.
+type UsageCleanupTaskSelect struct {
+	*UsageCleanupTaskQuery
+	selector
+}
+
+// Aggregate adds the given aggregation functions to the selector query.
+func (_s *UsageCleanupTaskSelect) Aggregate(fns ...AggregateFunc) *UsageCleanupTaskSelect {
+	_s.fns = append(_s.fns, fns...)
+	return _s
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (_s *UsageCleanupTaskSelect) Scan(ctx context.Context, v any) error {
+	ctx = setContextOp(ctx, _s.ctx, ent.OpQuerySelect)
+	if err := _s.prepareQuery(ctx); err != nil {
+		return err
+	}
+	return scanWithInterceptors[*UsageCleanupTaskQuery, *UsageCleanupTaskSelect](ctx, _s.UsageCleanupTaskQuery, _s, _s.inters, v)
+}
+
+func (_s *UsageCleanupTaskSelect) sqlScan(ctx context.Context, root *UsageCleanupTaskQuery, v any) error {
+	selector := root.sqlQuery(ctx)
+	aggregation := make([]string, 0, len(_s.fns))
+	for _, fn := range _s.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	switch n := len(*_s.selector.flds); {
+	case n == 0 && len(aggregation) > 0:
+		selector.Select(aggregation...)
+	case n != 0 && len(aggregation) > 0:
+		selector.AppendSelect(aggregation...)
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := _s.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}

backend/ent/usagecleanuptask_update.go

@@ -0,0 +1,702 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/dialect/sql/sqljson"
+	"entgo.io/ent/schema/field"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+	"github.com/Wei-Shaw/sub2api/ent/usagecleanuptask"
+)
+
+// UsageCleanupTaskUpdate is the builder for updating UsageCleanupTask entities.
+type UsageCleanupTaskUpdate struct {
+	config
+	hooks    []Hook
+	mutation *UsageCleanupTaskMutation
+}
+
+// Where appends a list predicates to the UsageCleanupTaskUpdate builder.
+func (_u *UsageCleanupTaskUpdate) Where(ps ...predicate.UsageCleanupTask) *UsageCleanupTaskUpdate {
+	_u.mutation.Where(ps...)
+	return _u
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (_u *UsageCleanupTaskUpdate) SetUpdatedAt(v time.Time) *UsageCleanupTaskUpdate {
+	_u.mutation.SetUpdatedAt(v)
+	return _u
+}
+
+// SetStatus sets the "status" field.
+func (_u *UsageCleanupTaskUpdate) SetStatus(v string) *UsageCleanupTaskUpdate {
+	_u.mutation.SetStatus(v)
+	return _u
+}
+
+// SetNillableStatus sets the "status" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdate) SetNillableStatus(v *string) *UsageCleanupTaskUpdate {
+	if v != nil {
+		_u.SetStatus(*v)
+	}
+	return _u
+}
+
+// SetFilters sets the "filters" field.
+func (_u *UsageCleanupTaskUpdate) SetFilters(v json.RawMessage) *UsageCleanupTaskUpdate {
+	_u.mutation.SetFilters(v)
+	return _u
+}
+
+// AppendFilters appends value to the "filters" field.
+func (_u *UsageCleanupTaskUpdate) AppendFilters(v json.RawMessage) *UsageCleanupTaskUpdate {
+	_u.mutation.AppendFilters(v)
+	return _u
+}
+
+// SetCreatedBy sets the "created_by" field.
+func (_u *UsageCleanupTaskUpdate) SetCreatedBy(v int64) *UsageCleanupTaskUpdate {
+	_u.mutation.ResetCreatedBy()
+	_u.mutation.SetCreatedBy(v)
+	return _u
+}
+
+// SetNillableCreatedBy sets the "created_by" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdate) SetNillableCreatedBy(v *int64) *UsageCleanupTaskUpdate {
+	if v != nil {
+		_u.SetCreatedBy(*v)
+	}
+	return _u
+}
+
+// AddCreatedBy adds value to the "created_by" field.
+func (_u *UsageCleanupTaskUpdate) AddCreatedBy(v int64) *UsageCleanupTaskUpdate {
+	_u.mutation.AddCreatedBy(v)
+	return _u
+}
+
+// SetDeletedRows sets the "deleted_rows" field.
+func (_u *UsageCleanupTaskUpdate) SetDeletedRows(v int64) *UsageCleanupTaskUpdate {
+	_u.mutation.ResetDeletedRows()
+	_u.mutation.SetDeletedRows(v)
+	return _u
+}
+
+// SetNillableDeletedRows sets the "deleted_rows" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdate) SetNillableDeletedRows(v *int64) *UsageCleanupTaskUpdate {
+	if v != nil {
+		_u.SetDeletedRows(*v)
+	}
+	return _u
+}
+
+// AddDeletedRows adds value to the "deleted_rows" field.
+func (_u *UsageCleanupTaskUpdate) AddDeletedRows(v int64) *UsageCleanupTaskUpdate {
+	_u.mutation.AddDeletedRows(v)
+	return _u
+}
+
+// SetErrorMessage sets the "error_message" field.
+func (_u *UsageCleanupTaskUpdate) SetErrorMessage(v string) *UsageCleanupTaskUpdate {
+	_u.mutation.SetErrorMessage(v)
+	return _u
+}
+
+// SetNillableErrorMessage sets the "error_message" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdate) SetNillableErrorMessage(v *string) *UsageCleanupTaskUpdate {
+	if v != nil {
+		_u.SetErrorMessage(*v)
+	}
+	return _u
+}
+
+// ClearErrorMessage clears the value of the "error_message" field.
+func (_u *UsageCleanupTaskUpdate) ClearErrorMessage() *UsageCleanupTaskUpdate {
+	_u.mutation.ClearErrorMessage()
+	return _u
+}
+
+// SetCanceledBy sets the "canceled_by" field.
+func (_u *UsageCleanupTaskUpdate) SetCanceledBy(v int64) *UsageCleanupTaskUpdate {
+	_u.mutation.ResetCanceledBy()
+	_u.mutation.SetCanceledBy(v)
+	return _u
+}
+
+// SetNillableCanceledBy sets the "canceled_by" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdate) SetNillableCanceledBy(v *int64) *UsageCleanupTaskUpdate {
+	if v != nil {
+		_u.SetCanceledBy(*v)
+	}
+	return _u
+}
+
+// AddCanceledBy adds value to the "canceled_by" field.
+func (_u *UsageCleanupTaskUpdate) AddCanceledBy(v int64) *UsageCleanupTaskUpdate {
+	_u.mutation.AddCanceledBy(v)
+	return _u
+}
+
+// ClearCanceledBy clears the value of the "canceled_by" field.
+func (_u *UsageCleanupTaskUpdate) ClearCanceledBy() *UsageCleanupTaskUpdate {
+	_u.mutation.ClearCanceledBy()
+	return _u
+}
+
+// SetCanceledAt sets the "canceled_at" field.
+func (_u *UsageCleanupTaskUpdate) SetCanceledAt(v time.Time) *UsageCleanupTaskUpdate {
+	_u.mutation.SetCanceledAt(v)
+	return _u
+}
+
+// SetNillableCanceledAt sets the "canceled_at" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdate) SetNillableCanceledAt(v *time.Time) *UsageCleanupTaskUpdate {
+	if v != nil {
+		_u.SetCanceledAt(*v)
+	}
+	return _u
+}
+
+// ClearCanceledAt clears the value of the "canceled_at" field.
+func (_u *UsageCleanupTaskUpdate) ClearCanceledAt() *UsageCleanupTaskUpdate {
+	_u.mutation.ClearCanceledAt()
+	return _u
+}
+
+// SetStartedAt sets the "started_at" field.
+func (_u *UsageCleanupTaskUpdate) SetStartedAt(v time.Time) *UsageCleanupTaskUpdate {
+	_u.mutation.SetStartedAt(v)
+	return _u
+}
+
+// SetNillableStartedAt sets the "started_at" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdate) SetNillableStartedAt(v *time.Time) *UsageCleanupTaskUpdate {
+	if v != nil {
+		_u.SetStartedAt(*v)
+	}
+	return _u
+}
+
+// ClearStartedAt clears the value of the "started_at" field.
+func (_u *UsageCleanupTaskUpdate) ClearStartedAt() *UsageCleanupTaskUpdate {
+	_u.mutation.ClearStartedAt()
+	return _u
+}
+
+// SetFinishedAt sets the "finished_at" field.
+func (_u *UsageCleanupTaskUpdate) SetFinishedAt(v time.Time) *UsageCleanupTaskUpdate {
+	_u.mutation.SetFinishedAt(v)
+	return _u
+}
+
+// SetNillableFinishedAt sets the "finished_at" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdate) SetNillableFinishedAt(v *time.Time) *UsageCleanupTaskUpdate {
+	if v != nil {
+		_u.SetFinishedAt(*v)
+	}
+	return _u
+}
+
+// ClearFinishedAt clears the value of the "finished_at" field.
+func (_u *UsageCleanupTaskUpdate) ClearFinishedAt() *UsageCleanupTaskUpdate {
+	_u.mutation.ClearFinishedAt()
+	return _u
+}
+
+// Mutation returns the UsageCleanupTaskMutation object of the builder.
+func (_u *UsageCleanupTaskUpdate) Mutation() *UsageCleanupTaskMutation {
+	return _u.mutation
+}
+
+// Save executes the query and returns the number of nodes affected by the update operation.
+func (_u *UsageCleanupTaskUpdate) Save(ctx context.Context) (int, error) {
+	_u.defaults()
+	return withHooks(ctx, _u.sqlSave, _u.mutation, _u.hooks)
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (_u *UsageCleanupTaskUpdate) SaveX(ctx context.Context) int {
+	affected, err := _u.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return affected
+}
+
+// Exec executes the query.
+func (_u *UsageCleanupTaskUpdate) Exec(ctx context.Context) error {
+	_, err := _u.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_u *UsageCleanupTaskUpdate) ExecX(ctx context.Context) {
+	if err := _u.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (_u *UsageCleanupTaskUpdate) defaults() {
+	if _, ok := _u.mutation.UpdatedAt(); !ok {
+		v := usagecleanuptask.UpdateDefaultUpdatedAt()
+		_u.mutation.SetUpdatedAt(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (_u *UsageCleanupTaskUpdate) check() error {
+	if v, ok := _u.mutation.Status(); ok {
+		if err := usagecleanuptask.StatusValidator(v); err != nil {
+			return &ValidationError{Name: "status", err: fmt.Errorf(`ent: validator failed for field "UsageCleanupTask.status": %w`, err)}
+		}
+	}
+	return nil
+}
+
+func (_u *UsageCleanupTaskUpdate) sqlSave(ctx context.Context) (_node int, err error) {
+	if err := _u.check(); err != nil {
+		return _node, err
+	}
+	_spec := sqlgraph.NewUpdateSpec(usagecleanuptask.Table, usagecleanuptask.Columns, sqlgraph.NewFieldSpec(usagecleanuptask.FieldID, field.TypeInt64))
+	if ps := _u.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := _u.mutation.UpdatedAt(); ok {
+		_spec.SetField(usagecleanuptask.FieldUpdatedAt, field.TypeTime, value)
+	}
+	if value, ok := _u.mutation.Status(); ok {
+		_spec.SetField(usagecleanuptask.FieldStatus, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.Filters(); ok {
+		_spec.SetField(usagecleanuptask.FieldFilters, field.TypeJSON, value)
+	}
+	if value, ok := _u.mutation.AppendedFilters(); ok {
+		_spec.AddModifier(func(u *sql.UpdateBuilder) {
+			sqljson.Append(u, usagecleanuptask.FieldFilters, value)
+		})
+	}
+	if value, ok := _u.mutation.CreatedBy(); ok {
+		_spec.SetField(usagecleanuptask.FieldCreatedBy, field.TypeInt64, value)
+	}
+	if value, ok := _u.mutation.AddedCreatedBy(); ok {
+		_spec.AddField(usagecleanuptask.FieldCreatedBy, field.TypeInt64, value)
+	}
+	if value, ok := _u.mutation.DeletedRows(); ok {
+		_spec.SetField(usagecleanuptask.FieldDeletedRows, field.TypeInt64, value)
+	}
+	if value, ok := _u.mutation.AddedDeletedRows(); ok {
+		_spec.AddField(usagecleanuptask.FieldDeletedRows, field.TypeInt64, value)
+	}
+	if value, ok := _u.mutation.ErrorMessage(); ok {
+		_spec.SetField(usagecleanuptask.FieldErrorMessage, field.TypeString, value)
+	}
+	if _u.mutation.ErrorMessageCleared() {
+		_spec.ClearField(usagecleanuptask.FieldErrorMessage, field.TypeString)
+	}
+	if value, ok := _u.mutation.CanceledBy(); ok {
+		_spec.SetField(usagecleanuptask.FieldCanceledBy, field.TypeInt64, value)
+	}
+	if value, ok := _u.mutation.AddedCanceledBy(); ok {
+		_spec.AddField(usagecleanuptask.FieldCanceledBy, field.TypeInt64, value)
+	}
+	if _u.mutation.CanceledByCleared() {
+		_spec.ClearField(usagecleanuptask.FieldCanceledBy, field.TypeInt64)
+	}
+	if value, ok := _u.mutation.CanceledAt(); ok {
+		_spec.SetField(usagecleanuptask.FieldCanceledAt, field.TypeTime, value)
+	}
+	if _u.mutation.CanceledAtCleared() {
+		_spec.ClearField(usagecleanuptask.FieldCanceledAt, field.TypeTime)
+	}
+	if value, ok := _u.mutation.StartedAt(); ok {
+		_spec.SetField(usagecleanuptask.FieldStartedAt, field.TypeTime, value)
+	}
+	if _u.mutation.StartedAtCleared() {
+		_spec.ClearField(usagecleanuptask.FieldStartedAt, field.TypeTime)
+	}
+	if value, ok := _u.mutation.FinishedAt(); ok {
+		_spec.SetField(usagecleanuptask.FieldFinishedAt, field.TypeTime, value)
+	}
+	if _u.mutation.FinishedAtCleared() {
+		_spec.ClearField(usagecleanuptask.FieldFinishedAt, field.TypeTime)
+	}
+	if _node, err = sqlgraph.UpdateNodes(ctx, _u.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{usagecleanuptask.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return 0, err
+	}
+	_u.mutation.done = true
+	return _node, nil
+}
+
+// UsageCleanupTaskUpdateOne is the builder for updating a single UsageCleanupTask entity.
+type UsageCleanupTaskUpdateOne struct {
+	config
+	fields   []string
+	hooks    []Hook
+	mutation *UsageCleanupTaskMutation
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (_u *UsageCleanupTaskUpdateOne) SetUpdatedAt(v time.Time) *UsageCleanupTaskUpdateOne {
+	_u.mutation.SetUpdatedAt(v)
+	return _u
+}
+
+// SetStatus sets the "status" field.
+func (_u *UsageCleanupTaskUpdateOne) SetStatus(v string) *UsageCleanupTaskUpdateOne {
+	_u.mutation.SetStatus(v)
+	return _u
+}
+
+// SetNillableStatus sets the "status" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdateOne) SetNillableStatus(v *string) *UsageCleanupTaskUpdateOne {
+	if v != nil {
+		_u.SetStatus(*v)
+	}
+	return _u
+}
+
+// SetFilters sets the "filters" field.
+func (_u *UsageCleanupTaskUpdateOne) SetFilters(v json.RawMessage) *UsageCleanupTaskUpdateOne {
+	_u.mutation.SetFilters(v)
+	return _u
+}
+
+// AppendFilters appends value to the "filters" field.
+func (_u *UsageCleanupTaskUpdateOne) AppendFilters(v json.RawMessage) *UsageCleanupTaskUpdateOne {
+	_u.mutation.AppendFilters(v)
+	return _u
+}
+
+// SetCreatedBy sets the "created_by" field.
+func (_u *UsageCleanupTaskUpdateOne) SetCreatedBy(v int64) *UsageCleanupTaskUpdateOne {
+	_u.mutation.ResetCreatedBy()
+	_u.mutation.SetCreatedBy(v)
+	return _u
+}
+
+// SetNillableCreatedBy sets the "created_by" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdateOne) SetNillableCreatedBy(v *int64) *UsageCleanupTaskUpdateOne {
+	if v != nil {
+		_u.SetCreatedBy(*v)
+	}
+	return _u
+}
+
+// AddCreatedBy adds value to the "created_by" field.
+func (_u *UsageCleanupTaskUpdateOne) AddCreatedBy(v int64) *UsageCleanupTaskUpdateOne {
+	_u.mutation.AddCreatedBy(v)
+	return _u
+}
+
+// SetDeletedRows sets the "deleted_rows" field.
+func (_u *UsageCleanupTaskUpdateOne) SetDeletedRows(v int64) *UsageCleanupTaskUpdateOne {
+	_u.mutation.ResetDeletedRows()
+	_u.mutation.SetDeletedRows(v)
+	return _u
+}
+
+// SetNillableDeletedRows sets the "deleted_rows" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdateOne) SetNillableDeletedRows(v *int64) *UsageCleanupTaskUpdateOne {
+	if v != nil {
+		_u.SetDeletedRows(*v)
+	}
+	return _u
+}
+
+// AddDeletedRows adds value to the "deleted_rows" field.
+func (_u *UsageCleanupTaskUpdateOne) AddDeletedRows(v int64) *UsageCleanupTaskUpdateOne {
+	_u.mutation.AddDeletedRows(v)
+	return _u
+}
+
+// SetErrorMessage sets the "error_message" field.
+func (_u *UsageCleanupTaskUpdateOne) SetErrorMessage(v string) *UsageCleanupTaskUpdateOne {
+	_u.mutation.SetErrorMessage(v)
+	return _u
+}
+
+// SetNillableErrorMessage sets the "error_message" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdateOne) SetNillableErrorMessage(v *string) *UsageCleanupTaskUpdateOne {
+	if v != nil {
+		_u.SetErrorMessage(*v)
+	}
+	return _u
+}
+
+// ClearErrorMessage clears the value of the "error_message" field.
+func (_u *UsageCleanupTaskUpdateOne) ClearErrorMessage() *UsageCleanupTaskUpdateOne {
+	_u.mutation.ClearErrorMessage()
+	return _u
+}
+
+// SetCanceledBy sets the "canceled_by" field.
+func (_u *UsageCleanupTaskUpdateOne) SetCanceledBy(v int64) *UsageCleanupTaskUpdateOne {
+	_u.mutation.ResetCanceledBy()
+	_u.mutation.SetCanceledBy(v)
+	return _u
+}
+
+// SetNillableCanceledBy sets the "canceled_by" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdateOne) SetNillableCanceledBy(v *int64) *UsageCleanupTaskUpdateOne {
+	if v != nil {
+		_u.SetCanceledBy(*v)
+	}
+	return _u
+}
+
+// AddCanceledBy adds value to the "canceled_by" field.
+func (_u *UsageCleanupTaskUpdateOne) AddCanceledBy(v int64) *UsageCleanupTaskUpdateOne {
+	_u.mutation.AddCanceledBy(v)
+	return _u
+}
+
+// ClearCanceledBy clears the value of the "canceled_by" field.
+func (_u *UsageCleanupTaskUpdateOne) ClearCanceledBy() *UsageCleanupTaskUpdateOne {
+	_u.mutation.ClearCanceledBy()
+	return _u
+}
+
+// SetCanceledAt sets the "canceled_at" field.
+func (_u *UsageCleanupTaskUpdateOne) SetCanceledAt(v time.Time) *UsageCleanupTaskUpdateOne {
+	_u.mutation.SetCanceledAt(v)
+	return _u
+}
+
+// SetNillableCanceledAt sets the "canceled_at" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdateOne) SetNillableCanceledAt(v *time.Time) *UsageCleanupTaskUpdateOne {
+	if v != nil {
+		_u.SetCanceledAt(*v)
+	}
+	return _u
+}
+
+// ClearCanceledAt clears the value of the "canceled_at" field.
+func (_u *UsageCleanupTaskUpdateOne) ClearCanceledAt() *UsageCleanupTaskUpdateOne {
+	_u.mutation.ClearCanceledAt()
+	return _u
+}
+
+// SetStartedAt sets the "started_at" field.
+func (_u *UsageCleanupTaskUpdateOne) SetStartedAt(v time.Time) *UsageCleanupTaskUpdateOne {
+	_u.mutation.SetStartedAt(v)
+	return _u
+}
+
+// SetNillableStartedAt sets the "started_at" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdateOne) SetNillableStartedAt(v *time.Time) *UsageCleanupTaskUpdateOne {
+	if v != nil {
+		_u.SetStartedAt(*v)
+	}
+	return _u
+}
+
+// ClearStartedAt clears the value of the "started_at" field.
+func (_u *UsageCleanupTaskUpdateOne) ClearStartedAt() *UsageCleanupTaskUpdateOne {
+	_u.mutation.ClearStartedAt()
+	return _u
+}
+
+// SetFinishedAt sets the "finished_at" field.
+func (_u *UsageCleanupTaskUpdateOne) SetFinishedAt(v time.Time) *UsageCleanupTaskUpdateOne {
+	_u.mutation.SetFinishedAt(v)
+	return _u
+}
+
+// SetNillableFinishedAt sets the "finished_at" field if the given value is not nil.
+func (_u *UsageCleanupTaskUpdateOne) SetNillableFinishedAt(v *time.Time) *UsageCleanupTaskUpdateOne {
+	if v != nil {
+		_u.SetFinishedAt(*v)
+	}
+	return _u
+}
+
+// ClearFinishedAt clears the value of the "finished_at" field.
+func (_u *UsageCleanupTaskUpdateOne) ClearFinishedAt() *UsageCleanupTaskUpdateOne {
+	_u.mutation.ClearFinishedAt()
+	return _u
+}
+
+// Mutation returns the UsageCleanupTaskMutation object of the builder.
+func (_u *UsageCleanupTaskUpdateOne) Mutation() *UsageCleanupTaskMutation {
+	return _u.mutation
+}
+
+// Where appends a list predicates to the UsageCleanupTaskUpdate builder.
+func (_u *UsageCleanupTaskUpdateOne) Where(ps ...predicate.UsageCleanupTask) *UsageCleanupTaskUpdateOne {
+	_u.mutation.Where(ps...)
+	return _u
+}
+
+// Select allows selecting one or more fields (columns) of the returned entity.
+// The default is selecting all fields defined in the entity schema.
+func (_u *UsageCleanupTaskUpdateOne) Select(field string, fields ...string) *UsageCleanupTaskUpdateOne {
+	_u.fields = append([]string{field}, fields...)
+	return _u
+}
+
+// Save executes the query and returns the updated UsageCleanupTask entity.
+func (_u *UsageCleanupTaskUpdateOne) Save(ctx context.Context) (*UsageCleanupTask, error) {
+	_u.defaults()
+	return withHooks(ctx, _u.sqlSave, _u.mutation, _u.hooks)
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (_u *UsageCleanupTaskUpdateOne) SaveX(ctx context.Context) *UsageCleanupTask {
+	node, err := _u.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// Exec executes the query on the entity.
+func (_u *UsageCleanupTaskUpdateOne) Exec(ctx context.Context) error {
+	_, err := _u.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_u *UsageCleanupTaskUpdateOne) ExecX(ctx context.Context) {
+	if err := _u.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (_u *UsageCleanupTaskUpdateOne) defaults() {
+	if _, ok := _u.mutation.UpdatedAt(); !ok {
+		v := usagecleanuptask.UpdateDefaultUpdatedAt()
+		_u.mutation.SetUpdatedAt(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (_u *UsageCleanupTaskUpdateOne) check() error {
+	if v, ok := _u.mutation.Status(); ok {
+		if err := usagecleanuptask.StatusValidator(v); err != nil {
+			return &ValidationError{Name: "status", err: fmt.Errorf(`ent: validator failed for field "UsageCleanupTask.status": %w`, err)}
+		}
+	}
+	return nil
+}
+
+func (_u *UsageCleanupTaskUpdateOne) sqlSave(ctx context.Context) (_node *UsageCleanupTask, err error) {
+	if err := _u.check(); err != nil {
+		return _node, err
+	}
+	_spec := sqlgraph.NewUpdateSpec(usagecleanuptask.Table, usagecleanuptask.Columns, sqlgraph.NewFieldSpec(usagecleanuptask.FieldID, field.TypeInt64))
+	id, ok := _u.mutation.ID()
+	if !ok {
+		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "UsageCleanupTask.id" for update`)}
+	}
+	_spec.Node.ID.Value = id
+	if fields := _u.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, usagecleanuptask.FieldID)
+		for _, f := range fields {
+			if !usagecleanuptask.ValidColumn(f) {
+				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+			}
+			if f != usagecleanuptask.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, f)
+			}
+		}
+	}
+	if ps := _u.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := _u.mutation.UpdatedAt(); ok {
+		_spec.SetField(usagecleanuptask.FieldUpdatedAt, field.TypeTime, value)
+	}
+	if value, ok := _u.mutation.Status(); ok {
+		_spec.SetField(usagecleanuptask.FieldStatus, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.Filters(); ok {
+		_spec.SetField(usagecleanuptask.FieldFilters, field.TypeJSON, value)
+	}
+	if value, ok := _u.mutation.AppendedFilters(); ok {
+		_spec.AddModifier(func(u *sql.UpdateBuilder) {
+			sqljson.Append(u, usagecleanuptask.FieldFilters, value)
+		})
+	}
+	if value, ok := _u.mutation.CreatedBy(); ok {
+		_spec.SetField(usagecleanuptask.FieldCreatedBy, field.TypeInt64, value)
+	}
+	if value, ok := _u.mutation.AddedCreatedBy(); ok {
+		_spec.AddField(usagecleanuptask.FieldCreatedBy, field.TypeInt64, value)
+	}
+	if value, ok := _u.mutation.DeletedRows(); ok {
+		_spec.SetField(usagecleanuptask.FieldDeletedRows, field.TypeInt64, value)
+	}
+	if value, ok := _u.mutation.AddedDeletedRows(); ok {
+		_spec.AddField(usagecleanuptask.FieldDeletedRows, field.TypeInt64, value)
+	}
+	if value, ok := _u.mutation.ErrorMessage(); ok {
+		_spec.SetField(usagecleanuptask.FieldErrorMessage, field.TypeString, value)
+	}
+	if _u.mutation.ErrorMessageCleared() {
+		_spec.ClearField(usagecleanuptask.FieldErrorMessage, field.TypeString)
+	}
+	if value, ok := _u.mutation.CanceledBy(); ok {
+		_spec.SetField(usagecleanuptask.FieldCanceledBy, field.TypeInt64, value)
+	}
+	if value, ok := _u.mutation.AddedCanceledBy(); ok {
+		_spec.AddField(usagecleanuptask.FieldCanceledBy, field.TypeInt64, value)
+	}
+	if _u.mutation.CanceledByCleared() {
+		_spec.ClearField(usagecleanuptask.FieldCanceledBy, field.TypeInt64)
+	}
+	if value, ok := _u.mutation.CanceledAt(); ok {
+		_spec.SetField(usagecleanuptask.FieldCanceledAt, field.TypeTime, value)
+	}
+	if _u.mutation.CanceledAtCleared() {
+		_spec.ClearField(usagecleanuptask.FieldCanceledAt, field.TypeTime)
+	}
+	if value, ok := _u.mutation.StartedAt(); ok {
+		_spec.SetField(usagecleanuptask.FieldStartedAt, field.TypeTime, value)
+	}
+	if _u.mutation.StartedAtCleared() {
+		_spec.ClearField(usagecleanuptask.FieldStartedAt, field.TypeTime)
+	}
+	if value, ok := _u.mutation.FinishedAt(); ok {
+		_spec.SetField(usagecleanuptask.FieldFinishedAt, field.TypeTime, value)
+	}
+	if _u.mutation.FinishedAtCleared() {
+		_spec.ClearField(usagecleanuptask.FieldFinishedAt, field.TypeTime)
+	}
+	_node = &UsageCleanupTask{config: _u.config}
+	_spec.Assign = _node.assignValues
+	_spec.ScanValues = _node.scanValues
+	if err = sqlgraph.UpdateNode(ctx, _u.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{usagecleanuptask.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	_u.mutation.done = true
+	return _node, nil
+}

backend/go.mod

@@ -98,6 +98,7 @@ require (
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/morikuni/aec v1.0.0 // indirect
+	github.com/ncruces/go-strftime v1.0.0 // indirect
 	github.com/olekukonko/tablewriter v0.0.5 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opencontainers/image-spec v1.1.1 // indirect
@@ -108,6 +109,7 @@ require (
 	github.com/quic-go/qpack v0.6.0 // indirect
 	github.com/quic-go/quic-go v0.57.1 // indirect
 	github.com/refraction-networking/utls v1.8.1 // indirect
+	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
 	github.com/rivo/uniseg v0.2.0 // indirect
 	github.com/robfig/cron/v3 v3.0.1 // indirect
 	github.com/sagikazarmark/locafero v0.4.0 // indirect
@@ -140,7 +142,7 @@ require (
 	go.uber.org/automaxprocs v1.6.0 // indirect
 	go.uber.org/multierr v1.9.0 // indirect
 	golang.org/x/arch v0.3.0 // indirect
-	golang.org/x/exp v0.0.0-20230905200255-921286631fa9 // indirect
+	golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 // indirect
 	golang.org/x/mod v0.30.0 // indirect
 	golang.org/x/sys v0.39.0 // indirect
 	golang.org/x/text v0.32.0 // indirect
@@ -149,4 +151,8 @@ require (
 	google.golang.org/grpc v1.75.1 // indirect
 	google.golang.org/protobuf v1.36.10 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
+	modernc.org/libc v1.67.6 // indirect
+	modernc.org/mathutil v1.7.1 // indirect
+	modernc.org/memory v1.11.0 // indirect
+	modernc.org/sqlite v1.44.1 // indirect
 )

backend/go.sum

@@ -200,6 +200,8 @@ github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9G
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
 github.com/morikuni/aec v1.0.0 h1:nP9CBfwrvYnBRgY6qfDQkygYDmYwOilePFkwzv4dU8A=
 github.com/morikuni/aec v1.0.0/go.mod h1:BbKIizmSmc5MMPqRYbxO4ZU0S0+P200+tUnFx7PXmsc=
+github.com/ncruces/go-strftime v1.0.0 h1:HMFp8mLCTPp341M/ZnA4qaf7ZlsbTc+miZjCLOFAw7w=
+github.com/ncruces/go-strftime v1.0.0/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
 github.com/olekukonko/tablewriter v0.0.5 h1:P2Ga83D34wi1o9J6Wh1mRuqd4mF/x/lgBS7N7AbDhec=
 github.com/olekukonko/tablewriter v0.0.5/go.mod h1:hPp6KlRPjbx+hW8ykQs1w3UBbZlj6HuIJcUGPhkA7kY=
 github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U=
@@ -225,6 +227,8 @@ github.com/redis/go-redis/v9 v9.17.2 h1:P2EGsA4qVIM3Pp+aPocCJ7DguDHhqrXNhVcEp4Vi
 github.com/redis/go-redis/v9 v9.17.2/go.mod h1:u410H11HMLoB+TP67dz8rL9s6QW2j76l0//kSOd3370=
 github.com/refraction-networking/utls v1.8.1 h1:yNY1kapmQU8JeM1sSw2H2asfTIwWxIkrMJI0pRUOCAo=
 github.com/refraction-networking/utls v1.8.1/go.mod h1:jkSOEkLqn+S/jtpEHPOsVv/4V4EVnelwbMQl4vCWXAM=
+github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
+github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
 github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/robfig/cron/v3 v3.0.1 h1:WdRxkvbJztn8LMz/QEvLN5sBU+xKpSqwwUO1Pjr4qDs=
@@ -339,6 +343,8 @@ golang.org/x/crypto v0.46.0 h1:cKRW/pmt1pKAfetfu+RCEvjvZkA9RimPbh7bhFjGVBU=
 golang.org/x/crypto v0.46.0/go.mod h1:Evb/oLKmMraqjZ2iQTwDwvCtJkczlDuTmdJXoZVzqU0=
 golang.org/x/exp v0.0.0-20230905200255-921286631fa9 h1:GoHiUyI/Tp2nVkLI2mCxVkOjsbSXD66ic0XW0js0R9g=
 golang.org/x/exp v0.0.0-20230905200255-921286631fa9/go.mod h1:S2oDrQGGwySpoQPVqRShND87VCbxmc6bL1Yd2oYrm6k=
+golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 h1:mgKeJMpvi0yx/sU5GsxQ7p6s2wtOnGAHZWCHUM4KGzY=
+golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546/go.mod h1:j/pmGrbnkbPtQfxEe5D0VQhZC6qKbfKifgD0oM7sR70=
 golang.org/x/mod v0.30.0 h1:fDEXFVZ/fmCKProc/yAXXUijritrDzahmwwefnjoPFk=
 golang.org/x/mod v0.30.0/go.mod h1:lAsf5O2EvJeSFMiBxXDki7sCgAxEUcZHXoXMKT4GJKc=
 golang.org/x/net v0.48.0 h1:zyQRTTrjc33Lhh0fBgT/H3oZq9WuvRR5gPC70xpDiQU=
@@ -366,6 +372,7 @@ golang.org/x/tools v0.39.0 h1:ik4ho21kwuQln40uelmciQPp9SipgNDdrafrYA4TmQQ=
 golang.org/x/tools v0.39.0/go.mod h1:JnefbkDPyD8UU2kI5fuf8ZX4/yUeh9W877ZeBONxUqQ=
 golang.org/x/tools/go/expect v0.1.0-deprecated h1:jY2C5HGYR5lqex3gEniOQL0r7Dq5+VGVgY1nudX5lXY=
 golang.org/x/tools/go/expect v0.1.0-deprecated/go.mod h1:eihoPOH+FgIqa3FpoTwguz/bVUSGBlGQU67vpBeOrBY=
+golang.org/x/tools/go/expect v0.1.1-deprecated h1:jpBZDwmgPhXsKZC6WhL20P4b/wmnpsEAGHaNy0n/rJM=
 golang.org/x/tools/go/packages/packagestest v0.1.1-deprecated h1:1h2MnaIAIXISqTFKdENegdpAgUXz6NrPEsbIeWaBRvM=
 golang.org/x/tools/go/packages/packagestest v0.1.1-deprecated/go.mod h1:RVAQXBGNv1ib0J382/DPCRS/BPnsGebyM1Gj5VSDpG8=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -388,4 +395,12 @@ gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gotest.tools/v3 v3.5.2 h1:7koQfIKdy+I8UTetycgUqXWSDwpgv193Ka+qRsmBY8Q=
 gotest.tools/v3 v3.5.2/go.mod h1:LtdLGcnqToBH83WByAAi/wiwSFCArdFIUV/xxN4pcjA=
+modernc.org/libc v1.67.6 h1:eVOQvpModVLKOdT+LvBPjdQqfrZq+pC39BygcT+E7OI=
+modernc.org/libc v1.67.6/go.mod h1:JAhxUVlolfYDErnwiqaLvUqc8nfb2r6S6slAgZOnaiE=
+modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
+modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg=
+modernc.org/memory v1.11.0 h1:o4QC8aMQzmcwCK3t3Ux/ZHmwFPzE6hf2Y5LbkRs+hbI=
+modernc.org/memory v1.11.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
+modernc.org/sqlite v1.44.1 h1:qybx/rNpfQipX/t47OxbHmkkJuv2JWifCMH8SVUiDas=
+modernc.org/sqlite v1.44.1/go.mod h1:CzbrU2lSB1DKUusvwGz7rqEKIq+NUd8GWuBBZDs9/nA=
 rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=

backend/internal/handler/admin/usage_cleanup_handler_test.go

@@ -3,8 +3,8 @@ package admin
 import (
 	"bytes"
 	"context"
-	"encoding/json"
 	"database/sql"
+	"encoding/json"
 	"errors"
 	"net/http"
 	"net/http/httptest"

backend/internal/repository/usage_cleanup_repo.go

@@ -7,43 +7,41 @@ import (
 	"errors"
 	"fmt"
 	"strings"
+	"time"
 
+	dbent "github.com/Wei-Shaw/sub2api/ent"
+	dbusagecleanuptask "github.com/Wei-Shaw/sub2api/ent/usagecleanuptask"
 	"github.com/Wei-Shaw/sub2api/internal/pkg/pagination"
 	"github.com/Wei-Shaw/sub2api/internal/service"
 )
 
 type usageCleanupRepository struct {
-	sql sqlExecutor
+	client *dbent.Client
+	sql    sqlExecutor
 }
 
-func NewUsageCleanupRepository(sqlDB *sql.DB) service.UsageCleanupRepository {
+func NewUsageCleanupRepository(client *dbent.Client, sqlDB *sql.DB) service.UsageCleanupRepository {
-	return &usageCleanupRepository{sql: sqlDB}
+	return newUsageCleanupRepositoryWithSQL(client, sqlDB)
+}
+
+func newUsageCleanupRepositoryWithSQL(client *dbent.Client, sqlq sqlExecutor) *usageCleanupRepository {
+	return &usageCleanupRepository{client: client, sql: sqlq}
 }
 
 func (r *usageCleanupRepository) CreateTask(ctx context.Context, task *service.UsageCleanupTask) error {
 	if task == nil {
 		return nil
 	}
-	filtersJSON, err := json.Marshal(task.Filters)
+	if r.client != nil {
-	if err != nil {
+		return r.createTaskWithEnt(ctx, task)
-		return fmt.Errorf("marshal cleanup filters: %w", err)
 	}
-	query := `
+	return r.createTaskWithSQL(ctx, task)
-		INSERT INTO usage_cleanup_tasks (
-			status,
-			filters,
-			created_by,
-			deleted_rows
-		) VALUES ($1, $2, $3, $4)
-		RETURNING id, created_at, updated_at
-	`
-	if err := scanSingleRow(ctx, r.sql, query, []any{task.Status, filtersJSON, task.CreatedBy, task.DeletedRows}, &task.ID, &task.CreatedAt, &task.UpdatedAt); err != nil {
-		return err
-	}
-	return nil
 }
 
 func (r *usageCleanupRepository) ListTasks(ctx context.Context, params pagination.PaginationParams) ([]service.UsageCleanupTask, *pagination.PaginationResult, error) {
+	if r.client != nil {
+		return r.listTasksWithEnt(ctx, params)
+	}
 	var total int64
 	if err := scanSingleRow(ctx, r.sql, "SELECT COUNT(*) FROM usage_cleanup_tasks", nil, &total); err != nil {
 		return nil, nil, err
@@ -57,14 +55,14 @@ func (r *usageCleanupRepository) ListTasks(ctx context.Context, params paginatio
 			canceled_by, canceled_at,
 			started_at, finished_at, created_at, updated_at
 		FROM usage_cleanup_tasks
-		ORDER BY created_at DESC
+		ORDER BY created_at DESC, id DESC
 		LIMIT $1 OFFSET $2
 	`
 	rows, err := r.sql.QueryContext(ctx, query, params.Limit(), params.Offset())
 	if err != nil {
 		return nil, nil, err
 	}
-	defer rows.Close()
+	defer func() { _ = rows.Close() }()
 
 	tasks := make([]service.UsageCleanupTask, 0)
 	for rows.Next() {
@@ -194,6 +192,9 @@ func (r *usageCleanupRepository) ClaimNextPendingTask(ctx context.Context, stale
 }
 
 func (r *usageCleanupRepository) GetTaskStatus(ctx context.Context, taskID int64) (string, error) {
+	if r.client != nil {
+		return r.getTaskStatusWithEnt(ctx, taskID)
+	}
 	var status string
 	if err := scanSingleRow(ctx, r.sql, "SELECT status FROM usage_cleanup_tasks WHERE id = $1", []any{taskID}, &status); err != nil {
 		return "", err
@@ -202,6 +203,9 @@ func (r *usageCleanupRepository) GetTaskStatus(ctx context.Context, taskID int64
 }
 
 func (r *usageCleanupRepository) UpdateTaskProgress(ctx context.Context, taskID int64, deletedRows int64) error {
+	if r.client != nil {
+		return r.updateTaskProgressWithEnt(ctx, taskID, deletedRows)
+	}
 	query := `
 		UPDATE usage_cleanup_tasks
 		SET deleted_rows = $1,
@@ -213,6 +217,9 @@ func (r *usageCleanupRepository) UpdateTaskProgress(ctx context.Context, taskID
 }
 
 func (r *usageCleanupRepository) CancelTask(ctx context.Context, taskID int64, canceledBy int64) (bool, error) {
+	if r.client != nil {
+		return r.cancelTaskWithEnt(ctx, taskID, canceledBy)
+	}
 	query := `
 		UPDATE usage_cleanup_tasks
 		SET status = $1,
@@ -243,6 +250,9 @@ func (r *usageCleanupRepository) CancelTask(ctx context.Context, taskID int64, c
 }
 
 func (r *usageCleanupRepository) MarkTaskSucceeded(ctx context.Context, taskID int64, deletedRows int64) error {
+	if r.client != nil {
+		return r.markTaskSucceededWithEnt(ctx, taskID, deletedRows)
+	}
 	query := `
 		UPDATE usage_cleanup_tasks
 		SET status = $1,
@@ -256,6 +266,9 @@ func (r *usageCleanupRepository) MarkTaskSucceeded(ctx context.Context, taskID i
 }
 
 func (r *usageCleanupRepository) MarkTaskFailed(ctx context.Context, taskID int64, deletedRows int64, errorMsg string) error {
+	if r.client != nil {
+		return r.markTaskFailedWithEnt(ctx, taskID, deletedRows, errorMsg)
+	}
 	query := `
 		UPDATE usage_cleanup_tasks
 		SET status = $1,
@@ -295,7 +308,7 @@ func (r *usageCleanupRepository) DeleteUsageLogsBatch(ctx context.Context, filte
 	if err != nil {
 		return 0, err
 	}
-	defer rows.Close()
+	defer func() { _ = rows.Close() }()
 
 	var deleted int64
 	for rows.Next() {
@@ -357,7 +370,182 @@ func buildUsageCleanupWhere(filters service.UsageCleanupFilters) (string, []any)
 	if filters.BillingType != nil {
 		conditions = append(conditions, fmt.Sprintf("billing_type = $%d", idx))
 		args = append(args, *filters.BillingType)
-		idx++
 	}
 	return strings.Join(conditions, " AND "), args
 }
+
+func (r *usageCleanupRepository) createTaskWithEnt(ctx context.Context, task *service.UsageCleanupTask) error {
+	client := clientFromContext(ctx, r.client)
+	filtersJSON, err := json.Marshal(task.Filters)
+	if err != nil {
+		return fmt.Errorf("marshal cleanup filters: %w", err)
+	}
+	created, err := client.UsageCleanupTask.
+		Create().
+		SetStatus(task.Status).
+		SetFilters(json.RawMessage(filtersJSON)).
+		SetCreatedBy(task.CreatedBy).
+		SetDeletedRows(task.DeletedRows).
+		Save(ctx)
+	if err != nil {
+		return err
+	}
+	task.ID = created.ID
+	task.CreatedAt = created.CreatedAt
+	task.UpdatedAt = created.UpdatedAt
+	return nil
+}
+
+func (r *usageCleanupRepository) createTaskWithSQL(ctx context.Context, task *service.UsageCleanupTask) error {
+	filtersJSON, err := json.Marshal(task.Filters)
+	if err != nil {
+		return fmt.Errorf("marshal cleanup filters: %w", err)
+	}
+	query := `
+		INSERT INTO usage_cleanup_tasks (
+			status,
+			filters,
+			created_by,
+			deleted_rows
+		) VALUES ($1, $2, $3, $4)
+		RETURNING id, created_at, updated_at
+	`
+	if err := scanSingleRow(ctx, r.sql, query, []any{task.Status, filtersJSON, task.CreatedBy, task.DeletedRows}, &task.ID, &task.CreatedAt, &task.UpdatedAt); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (r *usageCleanupRepository) listTasksWithEnt(ctx context.Context, params pagination.PaginationParams) ([]service.UsageCleanupTask, *pagination.PaginationResult, error) {
+	client := clientFromContext(ctx, r.client)
+	query := client.UsageCleanupTask.Query()
+	total, err := query.Clone().Count(ctx)
+	if err != nil {
+		return nil, nil, err
+	}
+	if total == 0 {
+		return []service.UsageCleanupTask{}, paginationResultFromTotal(0, params), nil
+	}
+	rows, err := query.
+		Order(dbent.Desc(dbusagecleanuptask.FieldCreatedAt), dbent.Desc(dbusagecleanuptask.FieldID)).
+		Offset(params.Offset()).
+		Limit(params.Limit()).
+		All(ctx)
+	if err != nil {
+		return nil, nil, err
+	}
+	tasks := make([]service.UsageCleanupTask, 0, len(rows))
+	for _, row := range rows {
+		task, err := usageCleanupTaskFromEnt(row)
+		if err != nil {
+			return nil, nil, err
+		}
+		tasks = append(tasks, task)
+	}
+	return tasks, paginationResultFromTotal(int64(total), params), nil
+}
+
+func (r *usageCleanupRepository) getTaskStatusWithEnt(ctx context.Context, taskID int64) (string, error) {
+	client := clientFromContext(ctx, r.client)
+	task, err := client.UsageCleanupTask.Query().
+		Where(dbusagecleanuptask.IDEQ(taskID)).
+		Only(ctx)
+	if err != nil {
+		if dbent.IsNotFound(err) {
+			return "", sql.ErrNoRows
+		}
+		return "", err
+	}
+	return task.Status, nil
+}
+
+func (r *usageCleanupRepository) updateTaskProgressWithEnt(ctx context.Context, taskID int64, deletedRows int64) error {
+	client := clientFromContext(ctx, r.client)
+	now := time.Now()
+	_, err := client.UsageCleanupTask.Update().
+		Where(dbusagecleanuptask.IDEQ(taskID)).
+		SetDeletedRows(deletedRows).
+		SetUpdatedAt(now).
+		Save(ctx)
+	return err
+}
+
+func (r *usageCleanupRepository) cancelTaskWithEnt(ctx context.Context, taskID int64, canceledBy int64) (bool, error) {
+	client := clientFromContext(ctx, r.client)
+	now := time.Now()
+	affected, err := client.UsageCleanupTask.Update().
+		Where(
+			dbusagecleanuptask.IDEQ(taskID),
+			dbusagecleanuptask.StatusIn(service.UsageCleanupStatusPending, service.UsageCleanupStatusRunning),
+		).
+		SetStatus(service.UsageCleanupStatusCanceled).
+		SetCanceledBy(canceledBy).
+		SetCanceledAt(now).
+		SetFinishedAt(now).
+		ClearErrorMessage().
+		SetUpdatedAt(now).
+		Save(ctx)
+	if err != nil {
+		return false, err
+	}
+	return affected > 0, nil
+}
+
+func (r *usageCleanupRepository) markTaskSucceededWithEnt(ctx context.Context, taskID int64, deletedRows int64) error {
+	client := clientFromContext(ctx, r.client)
+	now := time.Now()
+	_, err := client.UsageCleanupTask.Update().
+		Where(dbusagecleanuptask.IDEQ(taskID)).
+		SetStatus(service.UsageCleanupStatusSucceeded).
+		SetDeletedRows(deletedRows).
+		SetFinishedAt(now).
+		SetUpdatedAt(now).
+		Save(ctx)
+	return err
+}
+
+func (r *usageCleanupRepository) markTaskFailedWithEnt(ctx context.Context, taskID int64, deletedRows int64, errorMsg string) error {
+	client := clientFromContext(ctx, r.client)
+	now := time.Now()
+	_, err := client.UsageCleanupTask.Update().
+		Where(dbusagecleanuptask.IDEQ(taskID)).
+		SetStatus(service.UsageCleanupStatusFailed).
+		SetDeletedRows(deletedRows).
+		SetErrorMessage(errorMsg).
+		SetFinishedAt(now).
+		SetUpdatedAt(now).
+		Save(ctx)
+	return err
+}
+
+func usageCleanupTaskFromEnt(row *dbent.UsageCleanupTask) (service.UsageCleanupTask, error) {
+	task := service.UsageCleanupTask{
+		ID:          row.ID,
+		Status:      row.Status,
+		CreatedBy:   row.CreatedBy,
+		DeletedRows: row.DeletedRows,
+		CreatedAt:   row.CreatedAt,
+		UpdatedAt:   row.UpdatedAt,
+	}
+	if len(row.Filters) > 0 {
+		if err := json.Unmarshal(row.Filters, &task.Filters); err != nil {
+			return service.UsageCleanupTask{}, fmt.Errorf("parse cleanup filters: %w", err)
+		}
+	}
+	if row.ErrorMessage != nil {
+		task.ErrorMsg = row.ErrorMessage
+	}
+	if row.CanceledBy != nil {
+		task.CanceledBy = row.CanceledBy
+	}
+	if row.CanceledAt != nil {
+		task.CanceledAt = row.CanceledAt
+	}
+	if row.StartedAt != nil {
+		task.StartedAt = row.StartedAt
+	}
+	if row.FinishedAt != nil {
+		task.FinishedAt = row.FinishedAt
+	}
+	return task, nil
+}

backend/internal/repository/usage_cleanup_repo_ent_test.go

@@ -0,0 +1,251 @@
+package repository
+
+import (
+	"context"
+	"database/sql"
+	"encoding/json"
+	"testing"
+	"time"
+
+	dbent "github.com/Wei-Shaw/sub2api/ent"
+	"github.com/Wei-Shaw/sub2api/ent/enttest"
+	dbusagecleanuptask "github.com/Wei-Shaw/sub2api/ent/usagecleanuptask"
+	"github.com/Wei-Shaw/sub2api/internal/pkg/pagination"
+	"github.com/Wei-Shaw/sub2api/internal/service"
+	"github.com/stretchr/testify/require"
+
+	"entgo.io/ent/dialect"
+	entsql "entgo.io/ent/dialect/sql"
+	_ "modernc.org/sqlite"
+)
+
+func newUsageCleanupEntRepo(t *testing.T) (*usageCleanupRepository, *dbent.Client) {
+	t.Helper()
+	db, err := sql.Open("sqlite", "file:usage_cleanup?mode=memory&cache=shared")
+	require.NoError(t, err)
+	t.Cleanup(func() { _ = db.Close() })
+	_, err = db.Exec("PRAGMA foreign_keys = ON")
+	require.NoError(t, err)
+
+	drv := entsql.OpenDB(dialect.SQLite, db)
+	client := enttest.NewClient(t, enttest.WithOptions(dbent.Driver(drv)))
+	t.Cleanup(func() { _ = client.Close() })
+
+	repo := &usageCleanupRepository{client: client, sql: db}
+	return repo, client
+}
+
+func TestUsageCleanupRepositoryEntCreateAndList(t *testing.T) {
+	repo, _ := newUsageCleanupEntRepo(t)
+
+	start := time.Date(2024, 1, 2, 0, 0, 0, 0, time.UTC)
+	end := start.Add(24 * time.Hour)
+	task := &service.UsageCleanupTask{
+		Status:    service.UsageCleanupStatusPending,
+		Filters:   service.UsageCleanupFilters{StartTime: start, EndTime: end},
+		CreatedBy: 9,
+	}
+	require.NoError(t, repo.CreateTask(context.Background(), task))
+	require.NotZero(t, task.ID)
+
+	task2 := &service.UsageCleanupTask{
+		Status:    service.UsageCleanupStatusRunning,
+		Filters:   service.UsageCleanupFilters{StartTime: start.Add(-24 * time.Hour), EndTime: end.Add(-24 * time.Hour)},
+		CreatedBy: 10,
+	}
+	require.NoError(t, repo.CreateTask(context.Background(), task2))
+
+	tasks, result, err := repo.ListTasks(context.Background(), pagination.PaginationParams{Page: 1, PageSize: 10})
+	require.NoError(t, err)
+	require.Len(t, tasks, 2)
+	require.Equal(t, int64(2), result.Total)
+	require.Greater(t, tasks[0].ID, tasks[1].ID)
+	require.Equal(t, start, tasks[1].Filters.StartTime)
+	require.Equal(t, end, tasks[1].Filters.EndTime)
+}
+
+func TestUsageCleanupRepositoryEntListEmpty(t *testing.T) {
+	repo, _ := newUsageCleanupEntRepo(t)
+
+	tasks, result, err := repo.ListTasks(context.Background(), pagination.PaginationParams{Page: 1, PageSize: 10})
+	require.NoError(t, err)
+	require.Empty(t, tasks)
+	require.Equal(t, int64(0), result.Total)
+}
+
+func TestUsageCleanupRepositoryEntGetStatusAndProgress(t *testing.T) {
+	repo, client := newUsageCleanupEntRepo(t)
+
+	task := &service.UsageCleanupTask{
+		Status:    service.UsageCleanupStatusPending,
+		Filters:   service.UsageCleanupFilters{StartTime: time.Now().UTC(), EndTime: time.Now().UTC().Add(time.Hour)},
+		CreatedBy: 3,
+	}
+	require.NoError(t, repo.CreateTask(context.Background(), task))
+
+	status, err := repo.GetTaskStatus(context.Background(), task.ID)
+	require.NoError(t, err)
+	require.Equal(t, service.UsageCleanupStatusPending, status)
+
+	_, err = repo.GetTaskStatus(context.Background(), task.ID+99)
+	require.ErrorIs(t, err, sql.ErrNoRows)
+
+	require.NoError(t, repo.UpdateTaskProgress(context.Background(), task.ID, 42))
+	loaded, err := client.UsageCleanupTask.Get(context.Background(), task.ID)
+	require.NoError(t, err)
+	require.Equal(t, int64(42), loaded.DeletedRows)
+}
+
+func TestUsageCleanupRepositoryEntCancelAndFinish(t *testing.T) {
+	repo, client := newUsageCleanupEntRepo(t)
+
+	task := &service.UsageCleanupTask{
+		Status:    service.UsageCleanupStatusPending,
+		Filters:   service.UsageCleanupFilters{StartTime: time.Now().UTC(), EndTime: time.Now().UTC().Add(time.Hour)},
+		CreatedBy: 5,
+	}
+	require.NoError(t, repo.CreateTask(context.Background(), task))
+
+	ok, err := repo.CancelTask(context.Background(), task.ID, 7)
+	require.NoError(t, err)
+	require.True(t, ok)
+
+	loaded, err := client.UsageCleanupTask.Get(context.Background(), task.ID)
+	require.NoError(t, err)
+	require.Equal(t, service.UsageCleanupStatusCanceled, loaded.Status)
+	require.NotNil(t, loaded.CanceledBy)
+	require.NotNil(t, loaded.CanceledAt)
+	require.NotNil(t, loaded.FinishedAt)
+
+	loaded.Status = service.UsageCleanupStatusSucceeded
+	_, err = client.UsageCleanupTask.Update().Where(dbusagecleanuptask.IDEQ(task.ID)).SetStatus(loaded.Status).Save(context.Background())
+	require.NoError(t, err)
+
+	ok, err = repo.CancelTask(context.Background(), task.ID, 7)
+	require.NoError(t, err)
+	require.False(t, ok)
+}
+
+func TestUsageCleanupRepositoryEntCancelError(t *testing.T) {
+	repo, client := newUsageCleanupEntRepo(t)
+
+	task := &service.UsageCleanupTask{
+		Status:    service.UsageCleanupStatusPending,
+		Filters:   service.UsageCleanupFilters{StartTime: time.Now().UTC(), EndTime: time.Now().UTC().Add(time.Hour)},
+		CreatedBy: 5,
+	}
+	require.NoError(t, repo.CreateTask(context.Background(), task))
+
+	require.NoError(t, client.Close())
+	_, err := repo.CancelTask(context.Background(), task.ID, 7)
+	require.Error(t, err)
+}
+
+func TestUsageCleanupRepositoryEntMarkResults(t *testing.T) {
+	repo, client := newUsageCleanupEntRepo(t)
+
+	task := &service.UsageCleanupTask{
+		Status:    service.UsageCleanupStatusRunning,
+		Filters:   service.UsageCleanupFilters{StartTime: time.Now().UTC(), EndTime: time.Now().UTC().Add(time.Hour)},
+		CreatedBy: 12,
+	}
+	require.NoError(t, repo.CreateTask(context.Background(), task))
+
+	require.NoError(t, repo.MarkTaskSucceeded(context.Background(), task.ID, 6))
+	loaded, err := client.UsageCleanupTask.Get(context.Background(), task.ID)
+	require.NoError(t, err)
+	require.Equal(t, service.UsageCleanupStatusSucceeded, loaded.Status)
+	require.Equal(t, int64(6), loaded.DeletedRows)
+	require.NotNil(t, loaded.FinishedAt)
+
+	task2 := &service.UsageCleanupTask{
+		Status:    service.UsageCleanupStatusRunning,
+		Filters:   service.UsageCleanupFilters{StartTime: time.Now().UTC(), EndTime: time.Now().UTC().Add(time.Hour)},
+		CreatedBy: 12,
+	}
+	require.NoError(t, repo.CreateTask(context.Background(), task2))
+
+	require.NoError(t, repo.MarkTaskFailed(context.Background(), task2.ID, 4, "boom"))
+	loaded2, err := client.UsageCleanupTask.Get(context.Background(), task2.ID)
+	require.NoError(t, err)
+	require.Equal(t, service.UsageCleanupStatusFailed, loaded2.Status)
+	require.Equal(t, "boom", *loaded2.ErrorMessage)
+}
+
+func TestUsageCleanupRepositoryEntInvalidStatus(t *testing.T) {
+	repo, _ := newUsageCleanupEntRepo(t)
+
+	task := &service.UsageCleanupTask{
+		Status:    "invalid",
+		Filters:   service.UsageCleanupFilters{StartTime: time.Now().UTC(), EndTime: time.Now().UTC().Add(time.Hour)},
+		CreatedBy: 1,
+	}
+	require.Error(t, repo.CreateTask(context.Background(), task))
+}
+
+func TestUsageCleanupRepositoryEntListInvalidFilters(t *testing.T) {
+	repo, client := newUsageCleanupEntRepo(t)
+
+	now := time.Now().UTC()
+	driver, ok := client.Driver().(*entsql.Driver)
+	require.True(t, ok)
+	_, err := driver.DB().ExecContext(
+		context.Background(),
+		`INSERT INTO usage_cleanup_tasks (status, filters, created_by, deleted_rows, created_at, updated_at)
+		VALUES (?, ?, ?, ?, ?, ?)`,
+		service.UsageCleanupStatusPending,
+		[]byte("invalid-json"),
+		int64(1),
+		int64(0),
+		now,
+		now,
+	)
+	require.NoError(t, err)
+
+	_, _, err = repo.ListTasks(context.Background(), pagination.PaginationParams{Page: 1, PageSize: 10})
+	require.Error(t, err)
+}
+
+func TestUsageCleanupTaskFromEntFull(t *testing.T) {
+	start := time.Date(2024, 1, 2, 0, 0, 0, 0, time.UTC)
+	end := start.Add(24 * time.Hour)
+	errMsg := "failed"
+	canceledBy := int64(2)
+	canceledAt := start.Add(time.Minute)
+	startedAt := start.Add(2 * time.Minute)
+	finishedAt := start.Add(3 * time.Minute)
+	filters := service.UsageCleanupFilters{StartTime: start, EndTime: end}
+	filtersJSON, err := json.Marshal(filters)
+	require.NoError(t, err)
+
+	task, err := usageCleanupTaskFromEnt(&dbent.UsageCleanupTask{
+		ID:           10,
+		Status:       service.UsageCleanupStatusFailed,
+		Filters:      filtersJSON,
+		CreatedBy:    11,
+		DeletedRows:  7,
+		ErrorMessage: &errMsg,
+		CanceledBy:   &canceledBy,
+		CanceledAt:   &canceledAt,
+		StartedAt:    &startedAt,
+		FinishedAt:   &finishedAt,
+		CreatedAt:    start,
+		UpdatedAt:    end,
+	})
+	require.NoError(t, err)
+	require.Equal(t, int64(10), task.ID)
+	require.Equal(t, service.UsageCleanupStatusFailed, task.Status)
+	require.NotNil(t, task.ErrorMsg)
+	require.NotNil(t, task.CanceledBy)
+	require.NotNil(t, task.CanceledAt)
+	require.NotNil(t, task.StartedAt)
+	require.NotNil(t, task.FinishedAt)
+}
+
+func TestUsageCleanupTaskFromEntInvalidFilters(t *testing.T) {
+	task, err := usageCleanupTaskFromEnt(&dbent.UsageCleanupTask{
+		Filters: json.RawMessage("invalid-json"),
+	})
+	require.Error(t, err)
+	require.Empty(t, task)
+}

backend/internal/repository/usage_cleanup_repo_test.go

@@ -23,7 +23,7 @@ func newSQLMock(t *testing.T) (*sql.DB, sqlmock.Sqlmock) {
 
 func TestNewUsageCleanupRepository(t *testing.T) {
 	db, _ := newSQLMock(t)
-	repo := NewUsageCleanupRepository(db)
+	repo := NewUsageCleanupRepository(nil, db)
 	require.NotNil(t, repo)
 }
 
@@ -146,6 +146,21 @@ func TestUsageCleanupRepositoryListTasks(t *testing.T) {
 	require.NoError(t, mock.ExpectationsWereMet())
 }
 
+func TestUsageCleanupRepositoryListTasksQueryError(t *testing.T) {
+	db, mock := newSQLMock(t)
+	repo := &usageCleanupRepository{sql: db}
+
+	mock.ExpectQuery("SELECT COUNT\\(\\*\\) FROM usage_cleanup_tasks").
+		WillReturnRows(sqlmock.NewRows([]string{"count"}).AddRow(int64(2)))
+	mock.ExpectQuery("SELECT id, status, filters, created_by, deleted_rows, error_message").
+		WithArgs(20, 0).
+		WillReturnError(sql.ErrConnDone)
+
+	_, _, err := repo.ListTasks(context.Background(), pagination.PaginationParams{Page: 1, PageSize: 20})
+	require.Error(t, err)
+	require.NoError(t, mock.ExpectationsWereMet())
+}
+
 func TestUsageCleanupRepositoryListTasksInvalidFilters(t *testing.T) {
 	db, mock := newSQLMock(t)
 	repo := &usageCleanupRepository{sql: db}
@@ -320,6 +335,19 @@ func TestUsageCleanupRepositoryGetTaskStatus(t *testing.T) {
 	require.NoError(t, mock.ExpectationsWereMet())
 }
 
+func TestUsageCleanupRepositoryGetTaskStatusQueryError(t *testing.T) {
+	db, mock := newSQLMock(t)
+	repo := &usageCleanupRepository{sql: db}
+
+	mock.ExpectQuery("SELECT status FROM usage_cleanup_tasks").
+		WithArgs(int64(9)).
+		WillReturnError(sql.ErrConnDone)
+
+	_, err := repo.GetTaskStatus(context.Background(), 9)
+	require.Error(t, err)
+	require.NoError(t, mock.ExpectationsWereMet())
+}
+
 func TestUsageCleanupRepositoryUpdateTaskProgress(t *testing.T) {
 	db, mock := newSQLMock(t)
 	repo := &usageCleanupRepository{sql: db}
@@ -347,6 +375,20 @@ func TestUsageCleanupRepositoryCancelTask(t *testing.T) {
 	require.NoError(t, mock.ExpectationsWereMet())
 }
 
+func TestUsageCleanupRepositoryCancelTaskNoRows(t *testing.T) {
+	db, mock := newSQLMock(t)
+	repo := &usageCleanupRepository{sql: db}
+
+	mock.ExpectQuery("UPDATE usage_cleanup_tasks").
+		WithArgs(service.UsageCleanupStatusCanceled, int64(6), int64(9), service.UsageCleanupStatusPending, service.UsageCleanupStatusRunning).
+		WillReturnRows(sqlmock.NewRows([]string{"id"}))
+
+	ok, err := repo.CancelTask(context.Background(), 6, 9)
+	require.NoError(t, err)
+	require.False(t, ok)
+	require.NoError(t, mock.ExpectationsWereMet())
+}
+
 func TestUsageCleanupRepositoryDeleteUsageLogsBatchMissingRange(t *testing.T) {
 	db, _ := newSQLMock(t)
 	repo := &usageCleanupRepository{sql: db}

backend/internal/service/dashboard_aggregation_service.go

@@ -20,7 +20,7 @@ var (
 	// ErrDashboardBackfillDisabled 当配置禁用回填时返回。
 	ErrDashboardBackfillDisabled = errors.New("仪表盘聚合回填已禁用")
 	// ErrDashboardBackfillTooLarge 当回填跨度超过限制时返回。
-	ErrDashboardBackfillTooLarge = errors.New("回填时间跨度过大")
+	ErrDashboardBackfillTooLarge   = errors.New("回填时间跨度过大")
 	errDashboardAggregationRunning = errors.New("聚合作业正在运行")
 )
 

backend/internal/service/usage_cleanup_service.go

@@ -151,20 +151,24 @@ func (s *UsageCleanupService) CreateTask(ctx context.Context, filters UsageClean
 }
 
 func (s *UsageCleanupService) runOnce() {
-	if !atomic.CompareAndSwapInt32(&s.running, 0, 1) {
+	svc := s
+	if svc == nil {
+		return
+	}
+	if !atomic.CompareAndSwapInt32(&svc.running, 0, 1) {
 		log.Printf("[UsageCleanup] run_once skipped: already_running=true")
 		return
 	}
-	defer atomic.StoreInt32(&s.running, 0)
+	defer atomic.StoreInt32(&svc.running, 0)
 
 	parent := context.Background()
-	if s != nil && s.workerCtx != nil {
+	if svc.workerCtx != nil {
-		parent = s.workerCtx
+		parent = svc.workerCtx
 	}
-	ctx, cancel := context.WithTimeout(parent, s.taskTimeout())
+	ctx, cancel := context.WithTimeout(parent, svc.taskTimeout())
 	defer cancel()
 
-	task, err := s.repo.ClaimNextPendingTask(ctx, int64(s.taskTimeout().Seconds()))
+	task, err := svc.repo.ClaimNextPendingTask(ctx, int64(svc.taskTimeout().Seconds()))
 	if err != nil {
 		log.Printf("[UsageCleanup] claim pending task failed: %v", err)
 		return
@@ -175,7 +179,7 @@ func (s *UsageCleanupService) runOnce() {
 	}
 
 	log.Printf("[UsageCleanup] task claimed: task=%d status=%s created_by=%d deleted_rows=%d %s", task.ID, task.Status, task.CreatedBy, task.DeletedRows, describeUsageCleanupFilters(task.Filters))
-	s.executeTask(ctx, task)
+	svc.executeTask(ctx, task)
 }
 
 func (s *UsageCleanupService) executeTask(ctx context.Context, task *UsageCleanupTask) {

backend/internal/service/usage_cleanup_service_test.go

@@ -46,8 +46,45 @@ type cleanupRepoStub struct {
 	markSucceeded []cleanupMarkCall
 	markFailed    []cleanupMarkCall
 	statusByID    map[int64]string
+	statusErr     error
 	progressCalls []cleanupMarkCall
+	updateErr     error
 	cancelCalls   []int64
+	cancelErr     error
+	cancelResult  *bool
+	markFailedErr error
+}
+
+type dashboardRepoStub struct {
+	recomputeErr error
+}
+
+func (s *dashboardRepoStub) AggregateRange(ctx context.Context, start, end time.Time) error {
+	return nil
+}
+
+func (s *dashboardRepoStub) RecomputeRange(ctx context.Context, start, end time.Time) error {
+	return s.recomputeErr
+}
+
+func (s *dashboardRepoStub) GetAggregationWatermark(ctx context.Context) (time.Time, error) {
+	return time.Time{}, nil
+}
+
+func (s *dashboardRepoStub) UpdateAggregationWatermark(ctx context.Context, aggregatedAt time.Time) error {
+	return nil
+}
+
+func (s *dashboardRepoStub) CleanupAggregates(ctx context.Context, hourlyCutoff, dailyCutoff time.Time) error {
+	return nil
+}
+
+func (s *dashboardRepoStub) CleanupUsageLogs(ctx context.Context, cutoff time.Time) error {
+	return nil
+}
+
+func (s *dashboardRepoStub) EnsureUsageLogsPartitions(ctx context.Context, now time.Time) error {
+	return nil
 }
 
 func (s *cleanupRepoStub) CreateTask(ctx context.Context, task *UsageCleanupTask) error {
@@ -100,6 +137,9 @@ func (s *cleanupRepoStub) ClaimNextPendingTask(ctx context.Context, staleRunning
 func (s *cleanupRepoStub) GetTaskStatus(ctx context.Context, taskID int64) (string, error) {
 	s.mu.Lock()
 	defer s.mu.Unlock()
+	if s.statusErr != nil {
+		return "", s.statusErr
+	}
 	if s.statusByID == nil {
 		return "", sql.ErrNoRows
 	}
@@ -114,6 +154,9 @@ func (s *cleanupRepoStub) UpdateTaskProgress(ctx context.Context, taskID int64,
 	s.mu.Lock()
 	defer s.mu.Unlock()
 	s.progressCalls = append(s.progressCalls, cleanupMarkCall{taskID: taskID, deletedRows: deletedRows})
+	if s.updateErr != nil {
+		return s.updateErr
+	}
 	return nil
 }
 
@@ -121,6 +164,19 @@ func (s *cleanupRepoStub) CancelTask(ctx context.Context, taskID int64, canceled
 	s.mu.Lock()
 	defer s.mu.Unlock()
 	s.cancelCalls = append(s.cancelCalls, taskID)
+	if s.cancelErr != nil {
+		return false, s.cancelErr
+	}
+	if s.cancelResult != nil {
+		ok := *s.cancelResult
+		if ok {
+			if s.statusByID == nil {
+				s.statusByID = map[int64]string{}
+			}
+			s.statusByID[taskID] = UsageCleanupStatusCanceled
+		}
+		return ok, nil
+	}
 	if s.statusByID == nil {
 		s.statusByID = map[int64]string{}
 	}
@@ -151,6 +207,9 @@ func (s *cleanupRepoStub) MarkTaskFailed(ctx context.Context, taskID int64, dele
 		s.statusByID = map[int64]string{}
 	}
 	s.statusByID[taskID] = UsageCleanupStatusFailed
+	if s.markFailedErr != nil {
+		return s.markFailedErr
+	}
 	return nil
 }
 
@@ -266,9 +325,11 @@ func TestUsageCleanupServiceCreateTaskRepoError(t *testing.T) {
 }
 
 func TestUsageCleanupServiceRunOnceSuccess(t *testing.T) {
+	start := time.Date(2024, 1, 1, 0, 0, 0, 0, time.UTC)
+	end := start.Add(2 * time.Hour)
 	repo := &cleanupRepoStub{
 		claimQueue: []*UsageCleanupTask{
-			{ID: 5, Filters: UsageCleanupFilters{StartTime: time.Now(), EndTime: time.Now().Add(2 * time.Hour)}},
+			{ID: 5, Filters: UsageCleanupFilters{StartTime: start, EndTime: end}},
 		},
 		deleteQueue: []cleanupDeleteResponse{
 			{deleted: 2},
@@ -288,6 +349,9 @@ func TestUsageCleanupServiceRunOnceSuccess(t *testing.T) {
 	require.Empty(t, repo.markFailed)
 	require.Equal(t, int64(5), repo.markSucceeded[0].taskID)
 	require.Equal(t, int64(5), repo.markSucceeded[0].deletedRows)
+	require.Equal(t, 2, repo.deleteCalls[0].limit)
+	require.Equal(t, start, repo.deleteCalls[0].filters.StartTime)
+	require.Equal(t, end, repo.deleteCalls[0].filters.EndTime)
 }
 
 func TestUsageCleanupServiceRunOnceClaimError(t *testing.T) {
@@ -336,6 +400,293 @@ func TestUsageCleanupServiceExecuteTaskFailed(t *testing.T) {
 	require.Equal(t, 500, len(repo.markFailed[0].errMsg))
 }
 
+func TestUsageCleanupServiceExecuteTaskProgressError(t *testing.T) {
+	repo := &cleanupRepoStub{
+		deleteQueue: []cleanupDeleteResponse{
+			{deleted: 2},
+			{deleted: 0},
+		},
+		updateErr: errors.New("update failed"),
+	}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true, BatchSize: 2}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+	task := &UsageCleanupTask{
+		ID: 8,
+		Filters: UsageCleanupFilters{
+			StartTime: time.Now().UTC(),
+			EndTime:   time.Now().UTC().Add(time.Hour),
+		},
+	}
+
+	svc.executeTask(context.Background(), task)
+
+	repo.mu.Lock()
+	defer repo.mu.Unlock()
+	require.Len(t, repo.markSucceeded, 1)
+	require.Empty(t, repo.markFailed)
+	require.Len(t, repo.progressCalls, 1)
+}
+
+func TestUsageCleanupServiceExecuteTaskDeleteCanceled(t *testing.T) {
+	repo := &cleanupRepoStub{
+		deleteQueue: []cleanupDeleteResponse{
+			{err: context.Canceled},
+		},
+	}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true, BatchSize: 2}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+	task := &UsageCleanupTask{
+		ID: 12,
+		Filters: UsageCleanupFilters{
+			StartTime: time.Now().UTC(),
+			EndTime:   time.Now().UTC().Add(time.Hour),
+		},
+	}
+
+	svc.executeTask(context.Background(), task)
+
+	repo.mu.Lock()
+	defer repo.mu.Unlock()
+	require.Empty(t, repo.markSucceeded)
+	require.Empty(t, repo.markFailed)
+}
+
+func TestUsageCleanupServiceExecuteTaskContextCanceled(t *testing.T) {
+	repo := &cleanupRepoStub{}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true, BatchSize: 2}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+	task := &UsageCleanupTask{
+		ID: 9,
+		Filters: UsageCleanupFilters{
+			StartTime: time.Now().UTC(),
+			EndTime:   time.Now().UTC().Add(time.Hour),
+		},
+	}
+	ctx, cancel := context.WithCancel(context.Background())
+	cancel()
+
+	svc.executeTask(ctx, task)
+
+	repo.mu.Lock()
+	defer repo.mu.Unlock()
+	require.Empty(t, repo.markSucceeded)
+	require.Empty(t, repo.markFailed)
+	require.Empty(t, repo.deleteCalls)
+}
+
+func TestUsageCleanupServiceExecuteTaskMarkFailedUpdateError(t *testing.T) {
+	repo := &cleanupRepoStub{
+		deleteQueue: []cleanupDeleteResponse{
+			{err: errors.New("boom")},
+		},
+		markFailedErr: errors.New("update failed"),
+	}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true, BatchSize: 2}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+	task := &UsageCleanupTask{
+		ID: 13,
+		Filters: UsageCleanupFilters{
+			StartTime: time.Now().UTC(),
+			EndTime:   time.Now().UTC().Add(time.Hour),
+		},
+	}
+
+	svc.executeTask(context.Background(), task)
+
+	repo.mu.Lock()
+	defer repo.mu.Unlock()
+	require.Len(t, repo.markFailed, 1)
+	require.Equal(t, int64(13), repo.markFailed[0].taskID)
+}
+
+func TestUsageCleanupServiceExecuteTaskDashboardRecomputeError(t *testing.T) {
+	repo := &cleanupRepoStub{
+		deleteQueue: []cleanupDeleteResponse{
+			{deleted: 0},
+		},
+	}
+	dashboard := NewDashboardAggregationService(&dashboardRepoStub{}, nil, &config.Config{
+		DashboardAgg: config.DashboardAggregationConfig{Enabled: false},
+	})
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true, BatchSize: 2}}
+	svc := NewUsageCleanupService(repo, nil, dashboard, cfg)
+	task := &UsageCleanupTask{
+		ID: 14,
+		Filters: UsageCleanupFilters{
+			StartTime: time.Now().UTC(),
+			EndTime:   time.Now().UTC().Add(time.Hour),
+		},
+	}
+
+	svc.executeTask(context.Background(), task)
+
+	repo.mu.Lock()
+	defer repo.mu.Unlock()
+	require.Len(t, repo.markSucceeded, 1)
+}
+
+func TestUsageCleanupServiceExecuteTaskDashboardRecomputeSuccess(t *testing.T) {
+	repo := &cleanupRepoStub{
+		deleteQueue: []cleanupDeleteResponse{
+			{deleted: 0},
+		},
+	}
+	dashboard := NewDashboardAggregationService(&dashboardRepoStub{}, nil, &config.Config{
+		DashboardAgg: config.DashboardAggregationConfig{Enabled: true},
+	})
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true, BatchSize: 2}}
+	svc := NewUsageCleanupService(repo, nil, dashboard, cfg)
+	task := &UsageCleanupTask{
+		ID: 15,
+		Filters: UsageCleanupFilters{
+			StartTime: time.Now().UTC(),
+			EndTime:   time.Now().UTC().Add(time.Hour),
+		},
+	}
+
+	svc.executeTask(context.Background(), task)
+
+	repo.mu.Lock()
+	defer repo.mu.Unlock()
+	require.Len(t, repo.markSucceeded, 1)
+}
+
+func TestUsageCleanupServiceExecuteTaskCanceled(t *testing.T) {
+	repo := &cleanupRepoStub{
+		statusByID: map[int64]string{
+			3: UsageCleanupStatusCanceled,
+		},
+	}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true, BatchSize: 2}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+	task := &UsageCleanupTask{
+		ID: 3,
+		Filters: UsageCleanupFilters{
+			StartTime: time.Now().UTC(),
+			EndTime:   time.Now().UTC().Add(time.Hour),
+		},
+	}
+
+	svc.executeTask(context.Background(), task)
+
+	repo.mu.Lock()
+	defer repo.mu.Unlock()
+	require.Empty(t, repo.deleteCalls)
+	require.Empty(t, repo.markSucceeded)
+	require.Empty(t, repo.markFailed)
+}
+
+func TestUsageCleanupServiceCancelTaskSuccess(t *testing.T) {
+	repo := &cleanupRepoStub{
+		statusByID: map[int64]string{
+			5: UsageCleanupStatusPending,
+		},
+	}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+
+	err := svc.CancelTask(context.Background(), 5, 9)
+	require.NoError(t, err)
+
+	repo.mu.Lock()
+	defer repo.mu.Unlock()
+	require.Equal(t, UsageCleanupStatusCanceled, repo.statusByID[5])
+	require.Len(t, repo.cancelCalls, 1)
+}
+
+func TestUsageCleanupServiceCancelTaskDisabled(t *testing.T) {
+	repo := &cleanupRepoStub{}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: false}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+
+	err := svc.CancelTask(context.Background(), 1, 2)
+	require.Error(t, err)
+	require.Equal(t, http.StatusServiceUnavailable, infraerrors.Code(err))
+	require.Equal(t, "USAGE_CLEANUP_DISABLED", infraerrors.Reason(err))
+}
+
+func TestUsageCleanupServiceCancelTaskNotFound(t *testing.T) {
+	repo := &cleanupRepoStub{}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+
+	err := svc.CancelTask(context.Background(), 999, 1)
+	require.Error(t, err)
+	require.Equal(t, http.StatusNotFound, infraerrors.Code(err))
+	require.Equal(t, "USAGE_CLEANUP_TASK_NOT_FOUND", infraerrors.Reason(err))
+}
+
+func TestUsageCleanupServiceCancelTaskStatusError(t *testing.T) {
+	repo := &cleanupRepoStub{statusErr: errors.New("status broken")}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+
+	err := svc.CancelTask(context.Background(), 7, 1)
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "status broken")
+}
+
+func TestUsageCleanupServiceCancelTaskConflict(t *testing.T) {
+	repo := &cleanupRepoStub{
+		statusByID: map[int64]string{
+			7: UsageCleanupStatusSucceeded,
+		},
+	}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+
+	err := svc.CancelTask(context.Background(), 7, 1)
+	require.Error(t, err)
+	require.Equal(t, http.StatusConflict, infraerrors.Code(err))
+	require.Equal(t, "USAGE_CLEANUP_CANCEL_CONFLICT", infraerrors.Reason(err))
+}
+
+func TestUsageCleanupServiceCancelTaskRepoConflict(t *testing.T) {
+	shouldCancel := false
+	repo := &cleanupRepoStub{
+		statusByID: map[int64]string{
+			7: UsageCleanupStatusPending,
+		},
+		cancelResult: &shouldCancel,
+	}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+
+	err := svc.CancelTask(context.Background(), 7, 1)
+	require.Error(t, err)
+	require.Equal(t, http.StatusConflict, infraerrors.Code(err))
+	require.Equal(t, "USAGE_CLEANUP_CANCEL_CONFLICT", infraerrors.Reason(err))
+}
+
+func TestUsageCleanupServiceCancelTaskRepoError(t *testing.T) {
+	repo := &cleanupRepoStub{
+		statusByID: map[int64]string{
+			7: UsageCleanupStatusPending,
+		},
+		cancelErr: errors.New("cancel failed"),
+	}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+
+	err := svc.CancelTask(context.Background(), 7, 1)
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "cancel failed")
+}
+
+func TestUsageCleanupServiceCancelTaskInvalidCanceller(t *testing.T) {
+	repo := &cleanupRepoStub{
+		statusByID: map[int64]string{
+			7: UsageCleanupStatusRunning,
+		},
+	}
+	cfg := &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true}}
+	svc := NewUsageCleanupService(repo, nil, nil, cfg)
+
+	err := svc.CancelTask(context.Background(), 7, 0)
+	require.Error(t, err)
+	require.Equal(t, "USAGE_CLEANUP_INVALID_CANCELLER", infraerrors.Reason(err))
+}
+
 func TestUsageCleanupServiceListTasks(t *testing.T) {
 	repo := &cleanupRepoStub{
 		listTasks: []UsageCleanupTask{{ID: 1}, {ID: 2}},
@@ -418,3 +769,47 @@ func TestSanitizeUsageCleanupFiltersModelEmpty(t *testing.T) {
 	require.Nil(t, filters.GroupID)
 	require.Nil(t, filters.Model)
 }
+
+func TestDescribeUsageCleanupFiltersAllFields(t *testing.T) {
+	start := time.Date(2024, 2, 1, 10, 0, 0, 0, time.UTC)
+	end := start.Add(2 * time.Hour)
+	userID := int64(1)
+	apiKeyID := int64(2)
+	accountID := int64(3)
+	groupID := int64(4)
+	model := " gpt-4 "
+	stream := true
+	billingType := int8(2)
+	filters := UsageCleanupFilters{
+		StartTime:   start,
+		EndTime:     end,
+		UserID:      &userID,
+		APIKeyID:    &apiKeyID,
+		AccountID:   &accountID,
+		GroupID:     &groupID,
+		Model:       &model,
+		Stream:      &stream,
+		BillingType: &billingType,
+	}
+
+	desc := describeUsageCleanupFilters(filters)
+	require.Equal(t, "start=2024-02-01T10:00:00Z end=2024-02-01T12:00:00Z user_id=1 api_key_id=2 account_id=3 group_id=4 model=gpt-4 stream=true billing_type=2", desc)
+}
+
+func TestUsageCleanupServiceIsTaskCanceledNotFound(t *testing.T) {
+	repo := &cleanupRepoStub{}
+	svc := NewUsageCleanupService(repo, nil, nil, &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true}})
+
+	canceled, err := svc.isTaskCanceled(context.Background(), 9)
+	require.NoError(t, err)
+	require.False(t, canceled)
+}
+
+func TestUsageCleanupServiceIsTaskCanceledError(t *testing.T) {
+	repo := &cleanupRepoStub{statusErr: errors.New("status err")}
+	svc := NewUsageCleanupService(repo, nil, nil, &config.Config{UsageCleanup: config.UsageCleanupConfig{Enabled: true}})
+
+	_, err := svc.isTaskCanceled(context.Background(), 9)
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "status err")
+}

frontend/src/components/admin/usage/UsageCleanupDialog.vue

@@ -219,7 +219,7 @@ const loadTasks = async () => {
   if (!props.show) return
   tasksLoading.value = true
   try {
-    const res = await adminUsageAPI.listCleanupTasks({ page: 1, page_size: 10 })
+    const res = await adminUsageAPI.listCleanupTasks({ page: 1, page_size: 5 })
     tasks.value = res.items || []
   } catch (error) {
     console.error('Failed to load cleanup tasks:', error)