b7f69844e1
Implements announcements end-to-end (admin CRUD + read status, user list + mark read) with OR-of-AND targeting. Also breaks the ent<->service import cycle by moving schema-facing constants/targeting into a new domain package.
88 lines
2.1 KiB
Go
88 lines
2.1 KiB
Go
package schema
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import (
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"time"
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"github.com/Wei-Shaw/sub2api/internal/domain"
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"entgo.io/ent"
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"entgo.io/ent/dialect"
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"entgo.io/ent/dialect/entsql"
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"entgo.io/ent/schema"
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"entgo.io/ent/schema/edge"
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"entgo.io/ent/schema/field"
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"entgo.io/ent/schema/index"
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)
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// PromoCode holds the schema definition for the PromoCode entity.
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//
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// 注册优惠码：用户注册时使用，可获得赠送余额
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// 与 RedeemCode 不同，PromoCode 支持多次使用（有使用次数限制）
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//
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// 删除策略：硬删除
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type PromoCode struct {
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ent.Schema
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}
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func (PromoCode) Annotations() []schema.Annotation {
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return []schema.Annotation{
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entsql.Annotation{Table: "promo_codes"},
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}
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}
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func (PromoCode) Fields() []ent.Field {
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return []ent.Field{
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field.String("code").
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MaxLen(32).
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NotEmpty().
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Unique().
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Comment("优惠码"),
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field.Float("bonus_amount").
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SchemaType(map[string]string{dialect.Postgres: "decimal(20,8)"}).
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Default(0).
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Comment("赠送余额金额"),
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field.Int("max_uses").
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Default(0).
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Comment("最大使用次数，0表示无限制"),
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field.Int("used_count").
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Default(0).
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Comment("已使用次数"),
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field.String("status").
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MaxLen(20).
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Default(domain.PromoCodeStatusActive).
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Comment("状态: active, disabled"),
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field.Time("expires_at").
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Optional().
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Nillable().
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SchemaType(map[string]string{dialect.Postgres: "timestamptz"}).
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Comment("过期时间，null表示永不过期"),
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field.String("notes").
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Optional().
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Nillable().
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SchemaType(map[string]string{dialect.Postgres: "text"}).
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Comment("备注"),
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field.Time("created_at").
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Immutable().
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Default(time.Now).
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SchemaType(map[string]string{dialect.Postgres: "timestamptz"}),
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field.Time("updated_at").
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Default(time.Now).
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UpdateDefault(time.Now).
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SchemaType(map[string]string{dialect.Postgres: "timestamptz"}),
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}
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}
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func (PromoCode) Edges() []ent.Edge {
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return []ent.Edge{
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edge.To("usage_records", PromoCodeUsage.Type),
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}
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}
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func (PromoCode) Indexes() []ent.Index {
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return []ent.Index{
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// code 字段已在 Fields() 中声明 Unique()，无需重复索引
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index.Fields("status"),
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index.Fields("expires_at"),
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}
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}
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