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.
67 lines
1.5 KiB
Go
67 lines
1.5 KiB
Go
package schema
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import (
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"time"
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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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// AnnouncementRead holds the schema definition for the AnnouncementRead entity.
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//
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// 记录用户对公告的已读状态（首次已读时间）。
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type AnnouncementRead struct {
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ent.Schema
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}
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func (AnnouncementRead) Annotations() []schema.Annotation {
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return []schema.Annotation{
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entsql.Annotation{Table: "announcement_reads"},
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}
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}
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func (AnnouncementRead) Fields() []ent.Field {
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return []ent.Field{
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field.Int64("announcement_id"),
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field.Int64("user_id"),
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field.Time("read_at").
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Default(time.Now).
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SchemaType(map[string]string{dialect.Postgres: "timestamptz"}).
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Comment("用户首次已读时间"),
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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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}
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}
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func (AnnouncementRead) Edges() []ent.Edge {
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return []ent.Edge{
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edge.From("announcement", Announcement.Type).
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Ref("reads").
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Field("announcement_id").
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Unique().
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Required(),
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edge.From("user", User.Type).
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Ref("announcement_reads").
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Field("user_id").
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Unique().
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Required(),
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}
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}
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func (AnnouncementRead) Indexes() []ent.Index {
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return []ent.Index{
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index.Fields("announcement_id"),
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index.Fields("user_id"),
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index.Fields("read_at"),
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index.Fields("announcement_id", "user_id").Unique(),
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}
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}
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