Files
sub2api/backend/ent/schema/group.go
song d4c2b723a5 feat: 图片生成计费功能
- 新增 Group 图片价格配置(image_price_1k/2k/4k)
- BillingService 新增 CalculateImageCost 方法
- AntigravityGatewayService 支持识别图片生成模型并按次计费
- UsageLog 新增 image_count 和 image_size 字段
- 前端分组管理支持配置图片价格(antigravity 和 gemini 平台)
- 图片计费复用通用计费能力(余额检查、扣费、倍率、订阅限额)
2026-01-05 17:07:29 +08:00

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package schema
import (
"github.com/Wei-Shaw/sub2api/ent/schema/mixins"
"github.com/Wei-Shaw/sub2api/internal/service"
"entgo.io/ent"
"entgo.io/ent/dialect"
"entgo.io/ent/dialect/entsql"
"entgo.io/ent/schema"
"entgo.io/ent/schema/edge"
"entgo.io/ent/schema/field"
"entgo.io/ent/schema/index"
)
// Group holds the schema definition for the Group entity.
type Group struct {
ent.Schema
}
func (Group) Annotations() []schema.Annotation {
return []schema.Annotation{
entsql.Annotation{Table: "groups"},
}
}
func (Group) Mixin() []ent.Mixin {
return []ent.Mixin{
mixins.TimeMixin{},
mixins.SoftDeleteMixin{},
}
}
func (Group) Fields() []ent.Field {
return []ent.Field{
// 唯一约束通过部分索引实现WHERE deleted_at IS NULL支持软删除后重用
// 见迁移文件 016_soft_delete_partial_unique_indexes.sql
field.String("name").
MaxLen(100).
NotEmpty(),
field.String("description").
Optional().
Nillable().
SchemaType(map[string]string{dialect.Postgres: "text"}),
field.Float("rate_multiplier").
SchemaType(map[string]string{dialect.Postgres: "decimal(10,4)"}).
Default(1.0),
field.Bool("is_exclusive").
Default(false),
field.String("status").
MaxLen(20).
Default(service.StatusActive),
// Subscription-related fields (added by migration 003)
field.String("platform").
MaxLen(50).
Default(service.PlatformAnthropic),
field.String("subscription_type").
MaxLen(20).
Default(service.SubscriptionTypeStandard),
field.Float("daily_limit_usd").
Optional().
Nillable().
SchemaType(map[string]string{dialect.Postgres: "decimal(20,8)"}),
field.Float("weekly_limit_usd").
Optional().
Nillable().
SchemaType(map[string]string{dialect.Postgres: "decimal(20,8)"}),
field.Float("monthly_limit_usd").
Optional().
Nillable().
SchemaType(map[string]string{dialect.Postgres: "decimal(20,8)"}),
field.Int("default_validity_days").
Default(30),
// 图片生成计费配置antigravity 和 gemini 平台使用)
field.Float("image_price_1k").
Optional().
Nillable().
SchemaType(map[string]string{dialect.Postgres: "decimal(20,8)"}),
field.Float("image_price_2k").
Optional().
Nillable().
SchemaType(map[string]string{dialect.Postgres: "decimal(20,8)"}),
field.Float("image_price_4k").
Optional().
Nillable().
SchemaType(map[string]string{dialect.Postgres: "decimal(20,8)"}),
}
}
func (Group) Edges() []ent.Edge {
return []ent.Edge{
edge.To("api_keys", APIKey.Type),
edge.To("redeem_codes", RedeemCode.Type),
edge.To("subscriptions", UserSubscription.Type),
edge.To("usage_logs", UsageLog.Type),
edge.From("accounts", Account.Type).
Ref("groups").
Through("account_groups", AccountGroup.Type),
edge.From("allowed_users", User.Type).
Ref("allowed_groups").
Through("user_allowed_groups", UserAllowedGroup.Type),
}
}
func (Group) Indexes() []ent.Index {
return []ent.Index{
// name 字段已在 Fields() 中声明 Unique(),无需重复索引
index.Fields("status"),
index.Fields("platform"),
index.Fields("subscription_type"),
index.Fields("is_exclusive"),
index.Fields("deleted_at"),
}
}