Files
sub2api/backend/internal/service/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 service
import "time"
type Group struct {
ID int64
Name string
Description string
Platform string
RateMultiplier float64
IsExclusive bool
Status string
SubscriptionType string
DailyLimitUSD *float64
WeeklyLimitUSD *float64
MonthlyLimitUSD *float64
DefaultValidityDays int
// 图片生成计费配置antigravity 和 gemini 平台使用)
ImagePrice1K *float64
ImagePrice2K *float64
ImagePrice4K *float64
CreatedAt time.Time
UpdatedAt time.Time
AccountGroups []AccountGroup
AccountCount int64
}
func (g *Group) IsActive() bool {
return g.Status == StatusActive
}
func (g *Group) IsSubscriptionType() bool {
return g.SubscriptionType == SubscriptionTypeSubscription
}
func (g *Group) IsFreeSubscription() bool {
return g.IsSubscriptionType() && g.RateMultiplier == 0
}
func (g *Group) HasDailyLimit() bool {
return g.DailyLimitUSD != nil && *g.DailyLimitUSD > 0
}
func (g *Group) HasWeeklyLimit() bool {
return g.WeeklyLimitUSD != nil && *g.WeeklyLimitUSD > 0
}
func (g *Group) HasMonthlyLimit() bool {
return g.MonthlyLimitUSD != nil && *g.MonthlyLimitUSD > 0
}
// GetImagePrice 根据 image_size 返回对应的图片生成价格
// 如果分组未配置价格,返回 nil调用方应使用默认值
func (g *Group) GetImagePrice(imageSize string) *float64 {
switch imageSize {
case "1K":
return g.ImagePrice1K
case "2K":
return g.ImagePrice2K
case "4K":
return g.ImagePrice4K
default:
// 未知尺寸默认按 2K 计费
return g.ImagePrice2K
}
}