Files
xinghuoapi/backend/ent/schema/setting.go
huangzhenpc f52498603c
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first commit
2026-01-15 20:29:55 +08:00

55 lines
1.3 KiB
Go

package schema
import (
"time"
"entgo.io/ent"
"entgo.io/ent/dialect"
"entgo.io/ent/dialect/entsql"
"entgo.io/ent/schema"
"entgo.io/ent/schema/field"
)
// Setting holds the schema definition for the Setting entity.
//
// 删除策略:硬删除
// Setting 使用硬删除而非软删除,原因如下:
// - 系统设置是简单的键值对,删除即意味着恢复默认值
// - 设置变更通常通过应用日志追踪,无需在数据库层面保留历史
// - 保持表结构简洁,避免无效数据积累
//
// 如需设置变更审计,建议在更新/删除前将变更记录写入审计日志表。
type Setting struct {
ent.Schema
}
func (Setting) Annotations() []schema.Annotation {
return []schema.Annotation{
entsql.Annotation{Table: "settings"},
}
}
func (Setting) Fields() []ent.Field {
return []ent.Field{
field.String("key").
MaxLen(100).
NotEmpty().
Unique(),
field.String("value").
SchemaType(map[string]string{
dialect.Postgres: "text",
}),
field.Time("updated_at").
Default(time.Now).
UpdateDefault(time.Now).
SchemaType(map[string]string{
dialect.Postgres: "timestamptz",
}),
}
}
func (Setting) Indexes() []ent.Index {
// key 字段已在 Fields() 中声明 Unique(),无需额外索引
return nil
}