- 支持创建/编辑/删除优惠码,设置赠送金额和使用限制 - 注册页面实时验证优惠码并显示赠送金额 - 支持 URL 参数自动填充 (?promo=CODE) - 添加优惠码验证接口速率限制 - 使用数据库行锁防止并发超限 - 新增后台优惠码管理页面,支持复制注册链接
166 lines
6.0 KiB
Go
166 lines
6.0 KiB
Go
// Code generated by ent, DO NOT EDIT.
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package promocode
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import (
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"time"
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"entgo.io/ent/dialect/sql"
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"entgo.io/ent/dialect/sql/sqlgraph"
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)
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const (
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// Label holds the string label denoting the promocode type in the database.
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Label = "promo_code"
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// FieldID holds the string denoting the id field in the database.
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FieldID = "id"
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// FieldCode holds the string denoting the code field in the database.
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FieldCode = "code"
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// FieldBonusAmount holds the string denoting the bonus_amount field in the database.
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FieldBonusAmount = "bonus_amount"
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// FieldMaxUses holds the string denoting the max_uses field in the database.
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FieldMaxUses = "max_uses"
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// FieldUsedCount holds the string denoting the used_count field in the database.
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FieldUsedCount = "used_count"
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// FieldStatus holds the string denoting the status field in the database.
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FieldStatus = "status"
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// FieldExpiresAt holds the string denoting the expires_at field in the database.
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FieldExpiresAt = "expires_at"
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// FieldNotes holds the string denoting the notes field in the database.
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FieldNotes = "notes"
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// FieldCreatedAt holds the string denoting the created_at field in the database.
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FieldCreatedAt = "created_at"
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// FieldUpdatedAt holds the string denoting the updated_at field in the database.
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FieldUpdatedAt = "updated_at"
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// EdgeUsageRecords holds the string denoting the usage_records edge name in mutations.
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EdgeUsageRecords = "usage_records"
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// Table holds the table name of the promocode in the database.
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Table = "promo_codes"
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// UsageRecordsTable is the table that holds the usage_records relation/edge.
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UsageRecordsTable = "promo_code_usages"
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// UsageRecordsInverseTable is the table name for the PromoCodeUsage entity.
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// It exists in this package in order to avoid circular dependency with the "promocodeusage" package.
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UsageRecordsInverseTable = "promo_code_usages"
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// UsageRecordsColumn is the table column denoting the usage_records relation/edge.
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UsageRecordsColumn = "promo_code_id"
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)
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// Columns holds all SQL columns for promocode fields.
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var Columns = []string{
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FieldID,
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FieldCode,
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FieldBonusAmount,
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FieldMaxUses,
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FieldUsedCount,
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FieldStatus,
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FieldExpiresAt,
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FieldNotes,
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FieldCreatedAt,
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FieldUpdatedAt,
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}
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// ValidColumn reports if the column name is valid (part of the table columns).
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func ValidColumn(column string) bool {
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for i := range Columns {
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if column == Columns[i] {
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return true
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}
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}
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return false
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}
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var (
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// CodeValidator is a validator for the "code" field. It is called by the builders before save.
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CodeValidator func(string) error
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// DefaultBonusAmount holds the default value on creation for the "bonus_amount" field.
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DefaultBonusAmount float64
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// DefaultMaxUses holds the default value on creation for the "max_uses" field.
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DefaultMaxUses int
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// DefaultUsedCount holds the default value on creation for the "used_count" field.
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DefaultUsedCount int
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// DefaultStatus holds the default value on creation for the "status" field.
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DefaultStatus string
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// StatusValidator is a validator for the "status" field. It is called by the builders before save.
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StatusValidator func(string) error
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// DefaultCreatedAt holds the default value on creation for the "created_at" field.
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DefaultCreatedAt func() time.Time
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// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
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DefaultUpdatedAt func() time.Time
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// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
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UpdateDefaultUpdatedAt func() time.Time
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)
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// OrderOption defines the ordering options for the PromoCode queries.
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type OrderOption func(*sql.Selector)
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// ByID orders the results by the id field.
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func ByID(opts ...sql.OrderTermOption) OrderOption {
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return sql.OrderByField(FieldID, opts...).ToFunc()
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}
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// ByCode orders the results by the code field.
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func ByCode(opts ...sql.OrderTermOption) OrderOption {
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return sql.OrderByField(FieldCode, opts...).ToFunc()
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}
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// ByBonusAmount orders the results by the bonus_amount field.
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func ByBonusAmount(opts ...sql.OrderTermOption) OrderOption {
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return sql.OrderByField(FieldBonusAmount, opts...).ToFunc()
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}
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// ByMaxUses orders the results by the max_uses field.
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func ByMaxUses(opts ...sql.OrderTermOption) OrderOption {
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return sql.OrderByField(FieldMaxUses, opts...).ToFunc()
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}
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// ByUsedCount orders the results by the used_count field.
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func ByUsedCount(opts ...sql.OrderTermOption) OrderOption {
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return sql.OrderByField(FieldUsedCount, opts...).ToFunc()
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}
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// ByStatus orders the results by the status field.
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func ByStatus(opts ...sql.OrderTermOption) OrderOption {
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return sql.OrderByField(FieldStatus, opts...).ToFunc()
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}
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// ByExpiresAt orders the results by the expires_at field.
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func ByExpiresAt(opts ...sql.OrderTermOption) OrderOption {
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return sql.OrderByField(FieldExpiresAt, opts...).ToFunc()
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}
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// ByNotes orders the results by the notes field.
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func ByNotes(opts ...sql.OrderTermOption) OrderOption {
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return sql.OrderByField(FieldNotes, opts...).ToFunc()
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}
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// ByCreatedAt orders the results by the created_at field.
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func ByCreatedAt(opts ...sql.OrderTermOption) OrderOption {
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return sql.OrderByField(FieldCreatedAt, opts...).ToFunc()
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}
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// ByUpdatedAt orders the results by the updated_at field.
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func ByUpdatedAt(opts ...sql.OrderTermOption) OrderOption {
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return sql.OrderByField(FieldUpdatedAt, opts...).ToFunc()
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}
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// ByUsageRecordsCount orders the results by usage_records count.
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func ByUsageRecordsCount(opts ...sql.OrderTermOption) OrderOption {
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return func(s *sql.Selector) {
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sqlgraph.OrderByNeighborsCount(s, newUsageRecordsStep(), opts...)
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}
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}
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// ByUsageRecords orders the results by usage_records terms.
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func ByUsageRecords(term sql.OrderTerm, terms ...sql.OrderTerm) OrderOption {
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return func(s *sql.Selector) {
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sqlgraph.OrderByNeighborTerms(s, newUsageRecordsStep(), append([]sql.OrderTerm{term}, terms...)...)
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}
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}
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func newUsageRecordsStep() *sqlgraph.Step {
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return sqlgraph.NewStep(
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sqlgraph.From(Table, FieldID),
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sqlgraph.To(UsageRecordsInverseTable, FieldID),
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sqlgraph.Edge(sqlgraph.O2M, false, UsageRecordsTable, UsageRecordsColumn),
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)
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}
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