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sub2api/backend/internal/server/routes/gateway.go

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package routes
import (
"github.com/Wei-Shaw/sub2api/internal/config"
"github.com/Wei-Shaw/sub2api/internal/handler"
"github.com/Wei-Shaw/sub2api/internal/server/middleware"
"github.com/Wei-Shaw/sub2api/internal/service"
"github.com/gin-gonic/gin"
)
// RegisterGatewayRoutes 注册 API 网关路由Claude/OpenAI/Gemini 兼容)
func RegisterGatewayRoutes(
r *gin.Engine,
h *handler.Handlers,
apiKeyAuth middleware.ApiKeyAuthMiddleware,
apiKeyService *service.ApiKeyService,
subscriptionService *service.SubscriptionService,
cfg *config.Config,
) {
// API网关Claude API兼容
gateway := r.Group("/v1")
gateway.Use(gin.HandlerFunc(apiKeyAuth))
{
gateway.POST("/messages", h.Gateway.Messages)
gateway.POST("/messages/count_tokens", h.Gateway.CountTokens)
gateway.GET("/models", h.Gateway.Models)
gateway.GET("/usage", h.Gateway.Usage)
// OpenAI Responses API
gateway.POST("/responses", h.OpenAIGateway.Responses)
}
// Gemini 原生 API 兼容层Gemini SDK/CLI 直连)
gemini := r.Group("/v1beta")
gemini.Use(middleware.ApiKeyAuthWithSubscriptionGoogle(apiKeyService, subscriptionService, cfg))
{
gemini.GET("/models", h.Gateway.GeminiV1BetaListModels)
gemini.GET("/models/:model", h.Gateway.GeminiV1BetaGetModel)
// Gin treats ":" as a param marker, but Gemini uses "{model}:{action}" in the same segment.
gemini.POST("/models/*modelAction", h.Gateway.GeminiV1BetaModels)
}
// OpenAI Responses API不带v1前缀的别名
r.POST("/responses", gin.HandlerFunc(apiKeyAuth), h.OpenAIGateway.Responses)
// Antigravity 专用路由(仅使用 antigravity 账户,不混合调度)
antigravityV1 := r.Group("/antigravity/v1")
antigravityV1.Use(middleware.ForcePlatform(service.PlatformAntigravity))
antigravityV1.Use(gin.HandlerFunc(apiKeyAuth))
{
antigravityV1.POST("/messages", h.Gateway.Messages)
antigravityV1.POST("/messages/count_tokens", h.Gateway.CountTokens)
antigravityV1.GET("/models", h.Gateway.Models)
antigravityV1.GET("/usage", h.Gateway.Usage)
}
antigravityV1Beta := r.Group("/antigravity/v1beta")
antigravityV1Beta.Use(middleware.ForcePlatform(service.PlatformAntigravity))
antigravityV1Beta.Use(middleware.ApiKeyAuthWithSubscriptionGoogle(apiKeyService, subscriptionService, cfg))
{
antigravityV1Beta.GET("/models", h.Gateway.GeminiV1BetaListModels)
antigravityV1Beta.GET("/models/:model", h.Gateway.GeminiV1BetaGetModel)
antigravityV1Beta.POST("/models/*modelAction", h.Gateway.GeminiV1BetaModels)
}
}