2026-10-02 15:23:55 +08:00
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package domain
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// 平台清单:平台的单一数据来源。"所有平台"类列表(分组平台、用户额度、组合
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// 路由目标、调度快照、定价匹配等)与"某网关族"类列表都从这里派生;新增平台
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// 登记一条即可在这些位置生效,无需逐处修改或新增数据库约束迁移。
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//
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// 依赖具体实现的能力(OAuth、渠道监控、余额 / Coding Plan 探测、用量窗口、
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// Codex 模型目录等)仍由各自的代码显式列出,不在此处声明。
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// PlatformGateway 标识平台请求由哪个网关服务处理。
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type PlatformGateway string
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const (
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// PlatformGatewayAnthropic 由 GatewayService 处理(Claude Messages 协议,以及 TypeSafe 的 /v1/systemone)。
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PlatformGatewayAnthropic PlatformGateway = "anthropic"
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// PlatformGatewayOpenAI 由 OpenAIGatewayService 处理(OpenAI、Grok 与多协议 API Key 供应商)。
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PlatformGatewayOpenAI PlatformGateway = "openai"
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// PlatformGatewayGemini 由 Gemini 兼容网关处理。
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PlatformGatewayGemini PlatformGateway = "gemini"
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// PlatformGatewayAntigravity 由 Antigravity 网关处理。
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PlatformGatewayAntigravity PlatformGateway = "antigravity"
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)
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// PlatformSpec 描述一个具体(非 composite)平台。
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type PlatformSpec struct {
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ID string `json:"id"`
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DisplayName string `json:"display_name"`
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Gateway PlatformGateway `json:"gateway"`
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// CNProvider 标识国产单一厂商(Kimi / 智谱 / DeepSeek / MiniMax),共享国产
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// 供应商的余额 / Coding Plan 等能力。
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CNProvider bool `json:"cn_provider"`
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// LiteLLMProvider 是定价目录中的 provider 名;空表示不支持从定价目录同步模型。
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LiteLLMProvider string `json:"litellm_provider,omitempty"`
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}
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// platformList 的顺序即平台的展示顺序。
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var platformList = []PlatformSpec{
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{ID: PlatformAnthropic, DisplayName: "Anthropic", Gateway: PlatformGatewayAnthropic, LiteLLMProvider: "anthropic"},
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{ID: PlatformOpenAI, DisplayName: "OpenAI", Gateway: PlatformGatewayOpenAI, LiteLLMProvider: "openai"},
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{ID: PlatformGemini, DisplayName: "Gemini", Gateway: PlatformGatewayGemini, LiteLLMProvider: "gemini"},
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{ID: PlatformAntigravity, DisplayName: "Antigravity", Gateway: PlatformGatewayAntigravity, LiteLLMProvider: "anthropic"},
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{ID: PlatformGrok, DisplayName: "Grok", Gateway: PlatformGatewayOpenAI, LiteLLMProvider: "xai"},
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{ID: PlatformKimi, DisplayName: "Kimi", Gateway: PlatformGatewayOpenAI, CNProvider: true, LiteLLMProvider: "moonshot"},
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{ID: PlatformZhipu, DisplayName: "Zhipu GLM", Gateway: PlatformGatewayOpenAI, CNProvider: true, LiteLLMProvider: "zhipu"},
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{ID: PlatformDeepseek, DisplayName: "DeepSeek", Gateway: PlatformGatewayOpenAI, CNProvider: true, LiteLLMProvider: "deepseek"},
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{ID: PlatformMiniMax, DisplayName: "MiniMax", Gateway: PlatformGatewayOpenAI, CNProvider: true, LiteLLMProvider: "minimax"},
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{ID: PlatformOpenCodeGo, DisplayName: "OpenCode", Gateway: PlatformGatewayOpenAI, LiteLLMProvider: "opencode-go"},
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{ID: PlatformTypeSafe, DisplayName: "TypeSafe / Jev", Gateway: PlatformGatewayAnthropic, LiteLLMProvider: "typesafe"},
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2026-10-03 12:51:00 +08:00
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{ID: PlatformCommandCode, DisplayName: "Command Code", Gateway: PlatformGatewayOpenAI},
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2026-10-02 15:23:55 +08:00
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}
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var platformIndex = func() map[string]int {
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index := make(map[string]int, len(platformList))
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for i, spec := range platformList {
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index[spec.ID] = i
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}
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return index
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}()
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// Platforms 返回全部具体平台(副本),按展示顺序。
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func Platforms() []PlatformSpec {
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out := make([]PlatformSpec, len(platformList))
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copy(out, platformList)
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return out
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}
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// LookupPlatform 返回具体平台的登记信息;composite 与未知值返回 false。
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func LookupPlatform(id string) (PlatformSpec, bool) {
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i, ok := platformIndex[id]
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if !ok {
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return PlatformSpec{}, false
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}
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return platformList[i], true
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}
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// IsConcretePlatform 报告 id 是否为已登记的具体平台(不含 composite)。
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func IsConcretePlatform(id string) bool {
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_, ok := platformIndex[id]
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return ok
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}
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// IsGroupPlatform 报告 id 是否可作为分组平台(具体平台或 composite)。
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func IsGroupPlatform(id string) bool {
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return id == PlatformComposite || IsConcretePlatform(id)
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}
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// ConcretePlatformIDs 返回全部具体平台标识,按展示顺序。
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func ConcretePlatformIDs() []string {
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return PlatformIDsWhere(func(PlatformSpec) bool { return true })
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}
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// PlatformIDsWhere 返回满足条件的具体平台标识,按展示顺序。
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func PlatformIDsWhere(match func(PlatformSpec) bool) []string {
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out := make([]string, 0, len(platformList))
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for _, spec := range platformList {
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if match(spec) {
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out = append(out, spec.ID)
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}
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}
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return out
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}
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// compositePrecedenceHead 是组合分组查找顺序的固定前缀(历史顺序:Gemini 先于 OpenAI)。
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var compositePrecedenceHead = []string{PlatformAnthropic, PlatformGemini, PlatformOpenAI}
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// CompositePrecedencePlatformIDs 返回按平台依次回退时的顺序:组合分组在请求目标
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// 解析前逐平台查找定价 / 模型映射(先命中者生效)、拼接默认模型列表,以及调度快照
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// 遍历。沿用历史顺序 anthropic、gemini、openai,其余按展示顺序,新登记的平台追加在末尾。
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func CompositePrecedencePlatformIDs() []string {
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out := make([]string, 0, len(platformList))
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seen := make(map[string]struct{}, len(platformList))
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for _, id := range compositePrecedenceHead {
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if IsConcretePlatform(id) {
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out = append(out, id)
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seen[id] = struct{}{}
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}
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}
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for _, spec := range platformList {
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if _, ok := seen[spec.ID]; !ok {
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out = append(out, spec.ID)
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}
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}
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return out
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}
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// UsesOpenAIGateway 报告平台是否由 OpenAI 网关处理。
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func UsesOpenAIGateway(id string) bool {
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spec, ok := LookupPlatform(id)
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return ok && spec.Gateway == PlatformGatewayOpenAI
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}
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// IsCNProviderPlatform 报告平台是否为国产单一厂商。
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func IsCNProviderPlatform(id string) bool {
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spec, ok := LookupPlatform(id)
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return ok && spec.CNProvider
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}
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