91 lines
2.3 KiB
Go
91 lines
2.3 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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// Announcement holds the schema definition for the Announcement entity.
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//
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// 删除策略：硬删除（已读记录通过外键级联删除）
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type Announcement struct {
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ent.Schema
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}
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func (Announcement) Annotations() []schema.Annotation {
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return []schema.Annotation{
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entsql.Annotation{Table: "announcements"},
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}
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}
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func (Announcement) Fields() []ent.Field {
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return []ent.Field{
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field.String("title").
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MaxLen(200).
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NotEmpty().
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Comment("公告标题"),
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field.String("content").
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SchemaType(map[string]string{dialect.Postgres: "text"}).
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NotEmpty().
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Comment("公告内容（支持 Markdown）"),
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field.String("status").
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MaxLen(20).
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Default(domain.AnnouncementStatusDraft).
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Comment("状态: draft, active, archived"),
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field.JSON("targeting", domain.AnnouncementTargeting{}).
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Optional().
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SchemaType(map[string]string{dialect.Postgres: "jsonb"}).
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Comment("展示条件（JSON 规则）"),
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field.Time("starts_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("开始展示时间（为空表示立即生效）"),
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field.Time("ends_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("结束展示时间（为空表示永久生效）"),
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field.Int64("created_by").
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Optional().
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Nillable().
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Comment("创建人用户ID（管理员）"),
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field.Int64("updated_by").
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Optional().
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Nillable().
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Comment("更新人用户ID（管理员）"),
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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 (Announcement) Edges() []ent.Edge {
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return []ent.Edge{
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edge.To("reads", AnnouncementRead.Type),
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}
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}
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func (Announcement) Indexes() []ent.Index {
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return []ent.Index{
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index.Fields("status"),
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index.Fields("created_at"),
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index.Fields("starts_at"),
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index.Fields("ends_at"),
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}
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}
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