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465 lines
17 KiB
Go
465 lines
17 KiB
Go
package service
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import (
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"errors"
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"fmt"
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"math"
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"strings"
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"time"
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"github.com/Wei-Shaw/sub2api/internal/domain"
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"github.com/Wei-Shaw/sub2api/internal/pkg/timezone"
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)
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type OpenAIMessagesDispatchModelConfig = domain.OpenAIMessagesDispatchModelConfig
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type GroupModelsListConfig = domain.GroupModelsListConfig
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type ReasoningEffortMapping = domain.ReasoningEffortMapping
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type Group struct {
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ID int64
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Name string
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Description string
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Platform string
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RateMultiplier float64
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// 高峰时段倍率:peak_rate_enabled 为 true 且当前时刻处于 [PeakStart, PeakEnd) 时,
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// token 计费倍率额外乘以 PeakRateMultiplier。详见 PeakMultiplierAt。
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PeakRateEnabled bool
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PeakStart string
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PeakEnd string
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PeakRateMultiplier float64
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IsExclusive bool
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Status string
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Hydrated bool // indicates the group was loaded from a trusted repository source
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// DuplicateOperationID is internal persistence metadata used only to recover
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// an already committed one-click copy. It must never be mapped to API DTOs.
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DuplicateOperationID string
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SubscriptionType string
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DailyLimitUSD *float64
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WeeklyLimitUSD *float64
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MonthlyLimitUSD *float64
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DefaultValidityDays int
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// 图片生成计费配置(antigravity 和 gemini 平台使用)
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AllowImageGeneration bool
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AllowBatchImageGeneration bool
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ImageRateIndependent bool
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ImageRateMultiplier float64
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ImagePrice1K *float64
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ImagePrice2K *float64
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ImagePrice4K *float64
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BatchImageDiscountMultiplier float64
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BatchImageHoldMultiplier float64
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VideoRateIndependent bool
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VideoRateMultiplier float64
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VideoPrice480P *float64
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VideoPrice720P *float64
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VideoPrice1080P *float64
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// VideoModelPrices is optional per-model-family per-second pricing
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// (groups.video_model_prices JSONB). Shape: family → resolution → USD/s.
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// When set for a model, overrides VideoPrice* for that model only.
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VideoModelPrices map[string]map[string]float64
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// Codex alpha/search 网页搜索单次价格(USD/次,仅 openai 平台使用);
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// nil 表示使用默认价 defaultWebSearchPricePerCall(官方 $10/1000 次)。
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WebSearchPricePerCall *float64
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// 搜索工具显式定价(per 1k calls)。
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SearchPricePer1k *float64
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// Grok Voice 显式定价(分组级,不按文本 RateMultiplier)。
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AudioRealtimePricePerMin *float64
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AudioTTSPricePerMillionChars *float64
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AudioSTTPricePerHour *float64
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// ModelPricing overrides channel and built-in prices for matching models.
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// Token intervals are selected only when LongContextPricingEnabled is true.
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LongContextPricingEnabled bool
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ModelPricing []ChannelModelPricing
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// Claude Code 客户端限制
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ClaudeCodeOnly bool
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FallbackGroupID *int64
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// 无效请求兜底分组(仅 anthropic 平台使用)
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FallbackGroupIDOnInvalidRequest *int64
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// 模型路由配置
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// key: 模型匹配模式(支持 * 通配符,如 "claude-opus-*")
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// value: 优先账号 ID 列表
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ModelRouting map[string][]int64
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ModelRoutingEnabled bool
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// MCP XML 协议注入开关(仅 antigravity 平台使用)
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MCPXMLInject bool
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// 支持的模型系列(仅 antigravity 平台使用)
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// 可选值: claude, gemini_text, gemini_image
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SupportedModelScopes []string
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// 分组排序
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SortOrder int
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// OpenAI Messages 调度配置(仅 openai 平台使用)
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AllowMessagesDispatch bool
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AllowLive bool
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RequireOAuthOnly bool // 仅允许非 apikey 类型账号关联(OpenAI/Antigravity/Anthropic/Gemini)
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RequirePrivacySet bool // 调度时仅允许 privacy 已成功设置的账号(OpenAI/Antigravity/Anthropic/Gemini)
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DefaultMappedModel string
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MessagesDispatchModelConfig OpenAIMessagesDispatchModelConfig
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ModelsListConfig GroupModelsListConfig
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// RPMLimit 分组级每分钟请求数上限(0 = 不限制)。
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// 一旦设置即接管该分组用户的限流(覆盖用户级 rpm_limit),可被 user-group rpm_override 进一步覆盖。
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RPMLimit int
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// MaxReasoningEffort limits the effective OpenAI/Codex reasoning effort.
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// Empty means unlimited; supported values are minimal/low/medium/high/xhigh/max.
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MaxReasoningEffort string
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// ReasoningEffortMappings rewrites explicit request values before applying the ceiling.
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ReasoningEffortMappings []ReasoningEffortMapping
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// 分组利润控制(五个 token 计费平台可启用)。
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// 调度准入条件:账号倍率 U 满足 U <= D*(1-margin-buffer),
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// D 为请求用户当刻有效下游倍率(用户覆盖 ?? 分组默认,再乘高峰因子)。
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// 只过滤候选账号,不改变既有排序/评分/粘性/熔断。
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ProfitControlEnabled bool
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ProfitMinMargin float64 // 最低毛利率,小数存储(0.30=30%)
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ProfitSafetyBuffer float64 // 安全缓冲,小数,与 margin 相加后从 D 中扣除
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CreatedAt time.Time
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UpdatedAt time.Time
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AccountGroups []AccountGroup
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AccountCount int64
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ActiveAccountCount int64
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RateLimitedAccountCount int64
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}
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func (g *Group) IsActive() bool {
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return g.Status == StatusActive
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}
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func (g *Group) IsSubscriptionType() bool {
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return g.SubscriptionType == SubscriptionTypeSubscription
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}
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func (g *Group) HasDailyLimit() bool {
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return g.DailyLimitUSD != nil && *g.DailyLimitUSD > 0
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}
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func (g *Group) HasWeeklyLimit() bool {
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return g.WeeklyLimitUSD != nil && *g.WeeklyLimitUSD > 0
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}
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func (g *Group) HasMonthlyLimit() bool {
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return g.MonthlyLimitUSD != nil && *g.MonthlyLimitUSD > 0
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}
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// GetImagePrice 根据 image_size 返回对应的图片生成价格
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// 如果分组未配置价格,返回 nil(调用方应使用默认值)
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func (g *Group) GetImagePrice(imageSize string) *float64 {
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switch imageSize {
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case "1K":
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return g.ImagePrice1K
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case "2K":
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return g.ImagePrice2K
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case "4K":
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return g.ImagePrice4K
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default:
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// 未知尺寸默认按 2K 计费
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return g.ImagePrice2K
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}
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}
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// GetVideoPrice 根据 resolution 返回对应的视频生成价格。
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// 如果分组未配置价格,返回 nil(调用方应使用默认值)。
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func (g *Group) GetVideoPrice(resolution string) *float64 {
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switch NormalizeVideoBillingResolutionOrDefault(resolution) {
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case VideoBillingResolution480P:
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return g.VideoPrice480P
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case VideoBillingResolution720P:
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return g.VideoPrice720P
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case VideoBillingResolution1080P:
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return g.VideoPrice1080P
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default:
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return g.VideoPrice480P
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}
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}
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// GetVideoPriceForModel prefers VideoModelPrices for the model family, then flat columns.
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func (g *Group) GetVideoPriceForModel(model, resolution string) *float64 {
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if g == nil {
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return nil
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}
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if price := LookupVideoModelPrice(g.VideoModelPrices, model, resolution); price != nil {
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return price
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}
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return g.GetVideoPrice(resolution)
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}
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// VideoPriceConfig builds billing config including optional per-model map.
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func (g *Group) VideoPriceConfig() *VideoPriceConfig {
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if g == nil {
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return nil
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}
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return &VideoPriceConfig{
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Price480P: g.VideoPrice480P,
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Price720P: g.VideoPrice720P,
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Price1080P: g.VideoPrice1080P,
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ModelPrices: NormalizeVideoModelPrices(g.VideoModelPrices),
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}
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}
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// IsGroupContextValid reports whether a group from context has the fields required for routing decisions.
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func IsGroupContextValid(group *Group) bool {
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if group == nil {
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return false
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}
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if group.ID <= 0 {
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return false
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}
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if !group.Hydrated {
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return false
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}
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if group.Platform == "" || group.Status == "" {
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return false
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}
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return true
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}
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// GetRoutingAccountIDs 根据请求模型获取路由账号 ID 列表
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// 返回匹配的优先账号 ID 列表,如果没有匹配规则则返回 nil
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func (g *Group) GetRoutingAccountIDs(requestedModel string) []int64 {
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if !g.ModelRoutingEnabled || len(g.ModelRouting) == 0 || requestedModel == "" {
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return nil
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}
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// 1. 精确匹配优先
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if accountIDs, ok := g.ModelRouting[requestedModel]; ok && len(accountIDs) > 0 {
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return accountIDs
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}
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// 2. 通配符匹配(前缀匹配)
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for pattern, accountIDs := range g.ModelRouting {
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if matchModelPattern(pattern, requestedModel) && len(accountIDs) > 0 {
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return accountIDs
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}
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}
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return nil
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}
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// matchModelPattern 检查模型是否匹配模式
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// 支持 * 通配符,如 "claude-opus-*" 匹配 "claude-opus-4-20250514"
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func matchModelPattern(pattern, model string) bool {
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if pattern == model {
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return true
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}
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// 处理 * 通配符(仅支持末尾通配符)
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if strings.HasSuffix(pattern, "*") {
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prefix := strings.TrimSuffix(pattern, "*")
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return strings.HasPrefix(model, prefix)
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}
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return false
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}
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// parseMinutes 把 "HH:MM" 解析为当日分钟数(0..1439),格式非法返回 (0,false)。
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// 手工解析而非 time.Parse:本函数位于每请求的计费热路径(PeakMultiplierAt),
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// 避免对静态配置字符串重复走 layout 解析与 time.Time 分配。
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// 接受集与 time.Parse("15:04", s) 完全一致(存量数据按旧解析写入,不得收窄):
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// 小时 1–2 位数字(0..23,允许不补零如 "1:30"),分钟固定 2 位数字(00..59)。
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func parseMinutes(hhmm string) (int, bool) {
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colon := strings.IndexByte(hhmm, ':')
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if (colon != 1 && colon != 2) || len(hhmm)-colon-1 != 2 {
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return 0, false
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}
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h := 0
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for i := 0; i < colon; i++ {
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d := hhmm[i] - '0'
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if d > 9 {
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return 0, false
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}
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h = h*10 + int(d)
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}
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m1, m2 := hhmm[colon+1]-'0', hhmm[colon+2]-'0'
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if m1 > 9 || m2 > 9 {
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return 0, false
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}
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m := int(m1)*10 + int(m2)
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if h > 23 || m > 59 {
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return 0, false
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}
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return h*60 + m, true
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}
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// PeakMultiplierAt 返回指定时刻 now 的高峰因子。
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// - 未启用 / 未配置 / 配置非法(start>=end 或格式错误) / 非高峰时段 → 返回 1.0(安全降级)
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// - 区间为左闭右开 [PeakStart, PeakEnd),仅支持当日区间,不支持跨天(如 22:00-次日02:00)
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// - 时刻基于全局系统时区(timezone.Location)判定
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//
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// 该方法是纯函数,不读取任何外部状态,便于单测。
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func (g *Group) PeakMultiplierAt(now time.Time) float64 {
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if g == nil || !g.IsSubscriptionType() || !g.PeakRateEnabled || g.PeakStart == "" || g.PeakEnd == "" {
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return 1.0
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}
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start, ok1 := parseMinutes(g.PeakStart)
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end, ok2 := parseMinutes(g.PeakEnd)
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if !ok1 || !ok2 || start >= end {
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return 1.0
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}
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t := now.In(timezone.Location())
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cur := t.Hour()*60 + t.Minute()
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if cur >= start && cur < end {
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return g.PeakRateMultiplier
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}
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return 1.0
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}
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// ValidatePeakRateConfig 是高峰倍率配置的唯一校验来源,供 handler 与 service 层共用。
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// enabled=true 时仅允许订阅类型分组;并要求 start/end 合法且 end>start(不支持跨天),multiplier>=0。
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// multiplier=0 是允许的,表示高峰 token 请求按 0 倍计费,可用于折扣/免费策略。
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// enabled=false 时放行(不关心类型)。subscriptionType 为空按 standard 处理。
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func ValidatePeakRateConfig(subscriptionType string, enabled bool, start, end string, multiplier float64) error {
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if !enabled {
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return nil
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}
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if subscriptionType != SubscriptionTypeSubscription {
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return errors.New("高峰时段倍率仅支持订阅类型分组")
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}
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if start == "" || end == "" {
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return errors.New("peak_rate_enabled 为 true 时 peak_start 与 peak_end 必填")
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}
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st, okStart := parseMinutes(start)
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if !okStart {
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return fmt.Errorf("peak_start 格式应为 HH:MM,got %q", start)
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}
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en, okEnd := parseMinutes(end)
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if !okEnd {
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return fmt.Errorf("peak_end 格式应为 HH:MM,got %q", end)
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}
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if st >= en {
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return errors.New("peak_end 必须大于 peak_start(不支持跨天区间,如 22:00-02:00)")
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}
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if multiplier < 0 {
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return errors.New("peak_rate_multiplier 不能为负")
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}
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return nil
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}
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// NormalizePeakRateConfig 归一化最终落库的高峰配置,CreateGroup 与 UpdateGroup 两条写路径共用(唯一收口):
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// - 非订阅类型分组不携带任何高峰配置,一律清空(enabled=false、窗口置空、倍率归 1.0);
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// - 订阅分组关闭高峰时保留已配置的合法窗口(便于临时停用后再启用),
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// 但清掉无法解析的脏字符串与负倍率,避免脏数据入库。
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//
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// 与 ValidatePeakRateConfig 的分工:enabled=true 时校验已保证各字段合法,本函数为无操作;
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// enabled=false 时校验放行,由本函数兜底清洗。调用顺序为先归一化、后校验,
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// 使"订阅转标准"这类更新能静默清空高峰配置而不是被校验拒绝。
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func NormalizePeakRateConfig(subscriptionType string, enabled bool, start, end string, multiplier float64) (bool, string, string, float64) {
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if subscriptionType != SubscriptionTypeSubscription {
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return false, "", "", 1.0
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}
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if !enabled {
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if _, ok := parseMinutes(start); !ok {
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start = ""
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}
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if _, ok := parseMinutes(end); !ok {
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end = ""
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}
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if multiplier < 0 {
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multiplier = 1.0
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}
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}
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return enabled, start, end, multiplier
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}
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// computePeakAwareMultipliers 把"基础 token 倍率 base"(已含系统/分组/用户级倍率,但不含高峰)
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// 拆分为最终 token 倍率与图片按次倍率:图片按次倍率基于 base 现算、不受高峰影响;token 倍率在 base 上叠加高峰因子。
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// gateway_service.recordUsageCore 与 openai_gateway_service.RecordUsage 共用此函数,
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// 锁死"高峰因子只乘入 token 倍率、图片按次倍率不受影响"这一叠加顺序——任何调换都会被 group_peak_rate_test 覆盖。
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func computePeakAwareMultipliers(apiKey *APIKey, base float64, now time.Time) (text, image float64) {
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image = resolveImageRateMultiplier(apiKey, base)
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peak := 1.0
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if apiKey != nil && apiKey.Group != nil {
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peak = apiKey.Group.PeakMultiplierAt(now)
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}
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text = base * peak
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return
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}
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// validProfitControlRatio 判定 margin/buffer 是否为可落库的合法小数:[0,1) 且非 NaN/Inf。
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func validProfitControlRatio(v float64) bool {
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return !math.IsNaN(v) && !math.IsInf(v, 0) && v >= 0 && v < 1
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}
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// NormalizeGroupPlatform 把创建分组时省略的 platform 归一化为默认平台。
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// handler 的入参预校验必须与 CreateGroup 落库时用同一个归一化结果,否则
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// 「省略 platform + 启用利润控制」会被 handler 以「平台不支持」400 掉,
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// 而该分组本会被建成受支持的 anthropic 分组。
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func NormalizeGroupPlatform(platform string) string {
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if platform == "" {
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return PlatformAnthropic
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}
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return platform
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}
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// ValidateProfitControlConfig 是分组利润控制配置的唯一校验来源,handler 与 service 层共用。
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// enabled=true 时仅允许五个可计费平台分组;margin/buffer 各自 ∈ [0,1),且 margin+buffer < 1
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// (相加 >=1 时阈值 <=0,所有可核价账号都会被排除,视为配置错误而不是静默全黑)。
|
||
// enabled=false 时放行(不关心平台),由 Normalize 兜底清洗数值。
|
||
func ValidateProfitControlConfig(platform string, enabled bool, minMargin, safetyBuffer float64) error {
|
||
if !enabled {
|
||
return nil
|
||
}
|
||
if !profitControlPlatformSupported(platform) {
|
||
return errors.New("利润控制仅支持 openai、anthropic、gemini、grok、antigravity 平台分组")
|
||
}
|
||
if !validProfitControlRatio(minMargin) {
|
||
return fmt.Errorf("profit_min_margin 应为 [0,1) 的小数,got %v", minMargin)
|
||
}
|
||
if !validProfitControlRatio(safetyBuffer) {
|
||
return fmt.Errorf("profit_safety_buffer 应为 [0,1) 的小数,got %v", safetyBuffer)
|
||
}
|
||
if minMargin+safetyBuffer >= 1 {
|
||
return errors.New("profit_min_margin 与 profit_safety_buffer 之和必须小于 1,否则将排除全部账号")
|
||
}
|
||
return nil
|
||
}
|
||
|
||
// NormalizeProfitControlConfig 归一化最终落库的利润控制配置,CreateGroup 与 UpdateGroup 共用(唯一收口):
|
||
// - 非五个平台分组不携带利润控制,一律重置为默认(关、0、0);
|
||
// - 支持平台关闭开关时保留合法数值(便于再次启用),清洗 NaN/Inf/越界脏值。
|
||
//
|
||
// 与 ValidateProfitControlConfig 的分工同高峰倍率:先归一化、后校验,
|
||
// 使"openai 转其他平台"这类更新能静默清空利润配置而不是被校验拒绝。
|
||
func NormalizeProfitControlConfig(platform string, enabled bool, minMargin, safetyBuffer float64) (bool, float64, float64) {
|
||
if !profitControlPlatformSupported(platform) {
|
||
return false, 0, 0
|
||
}
|
||
if !enabled {
|
||
if !validProfitControlRatio(minMargin) {
|
||
minMargin = 0
|
||
}
|
||
if !validProfitControlRatio(safetyBuffer) {
|
||
safetyBuffer = 0
|
||
}
|
||
}
|
||
return enabled, minMargin, safetyBuffer
|
||
}
|
||
|
||
func profitControlPlatformSupported(platform string) bool {
|
||
switch platform {
|
||
case PlatformOpenAI, PlatformAnthropic, PlatformGemini, PlatformGrok, PlatformAntigravity:
|
||
return true
|
||
default:
|
||
return false
|
||
}
|
||
}
|
||
|
||
// GetSearchPricePer1k returns explicit search/tool price per 1k calls if configured.
|
||
func (g *Group) GetSearchPricePer1k() *float64 {
|
||
if g == nil {
|
||
return nil
|
||
}
|
||
return g.SearchPricePer1k
|
||
}
|