package api

import (
	"github.com/gin-gonic/gin"
	"pay-bridge/internal/api/handler"
	"pay-bridge/internal/api/middleware"
	"pay-bridge/internal/app"
)

// SetupRouter 注册所有路由
func SetupRouter(a *app.App) *gin.Engine {
	payHandler := handler.NewPayHandler(a.TradeSvc, a.RefundSvc)
	notifyHandler := handler.NewNotifyHandler(a.TradeSvc)
	adminHandler := handler.NewAdminHandler(a.MatchSvc, a.MerchantSvc, a.ReconSvc, a.ChannelSvc, a.AppSvc)
	authHandler := handler.NewAuthHandler(a.AdminAuthSvc)
	merchantHandler := handler.NewMerchantHandler(a.MerchantSvc)

	r := gin.New()
	r.Use(gin.Recovery())
	r.Use(middleware.Trace())
	r.Use(middleware.CacheBody())

	// 健康检查
	r.GET("/health", func(c *gin.Context) {
		c.JSON(200, gin.H{"status": "ok"})
	})

	// 上游渠道回调（渠道验签，不走 appId 鉴权）
	notify := r.Group("/api/v1/notify")
	{
		notify.POST("/payment/:channelCode", notifyHandler.PaymentCallback)
	}

	// 下游系统调用接口（appId+appSecret 签名鉴权）
	v1 := r.Group("/api/v1", middleware.Auth(a.AppSvc))
	{
		pay := v1.Group("/pay")
		{
			pay.POST("/unified-order", payHandler.UnifiedOrder)
			pay.GET("/query/:tradeNo", payHandler.QueryOrder)
			pay.POST("/close", payHandler.CloseOrder)
			pay.POST("/refund", payHandler.Refund)
			pay.GET("/refund/query/:refundNo", payHandler.QueryRefund)
		}

		merchantGroup := v1.Group("/merchant")
		{
			merchantGroup.POST("", merchantHandler.CreateMerchant)
			merchantGroup.GET("", merchantHandler.ListMerchants)
			merchantGroup.POST("/upload-file", merchantHandler.UploadFile)
			merchantGroup.GET("/:merchantID", merchantHandler.GetMerchant)
			merchantGroup.POST("/:merchantID/apply", merchantHandler.Apply)
			merchantGroup.GET("/:merchantID/audit", merchantHandler.QueryAuditStatus)
		}
	}

	// 管理后台接口
	adminPublic := r.Group("/api/v1/admin")
	{
		adminPublic.POST("/login", authHandler.Login)
	}

	admin := r.Group("/api/v1/admin", middleware.JWTAuth(a.AdminAuthSvc))
	{
		admin.POST("/logout", authHandler.Logout)

		// 应用管理
		appGroup := admin.Group("/app")
		{
			appGroup.POST("", adminHandler.CreateApp)
			appGroup.GET("", adminHandler.ListApps)
			appGroup.POST("/:appID/disable", adminHandler.DisableApp)
			appGroup.POST("/:appID/enable", adminHandler.EnableApp)
			appGroup.POST("/:appID/reset-secret", adminHandler.ResetAppSecret)
		}

		// 收款匹配
		match := admin.Group("/match")
		{
			match.GET("/pending", adminHandler.ListPendingMatches)
			match.POST("/bind", adminHandler.ManualBindOrder)
		}

		// 商户管理
		merchant := admin.Group("/merchant")
		{
			merchant.POST("", adminHandler.CreateMerchant)
			merchant.GET("", adminHandler.ListMerchants)
			merchant.POST("/upload-file", adminHandler.UploadMerchantFile)
			merchant.GET("/:merchantID", adminHandler.GetMerchant)
			merchant.POST("/:merchantID/freeze", adminHandler.FreezeMerchant)
			merchant.POST("/:merchantID/unfreeze", adminHandler.UnfreezeMerchant)
			merchant.POST("/:merchantID/apply", adminHandler.ApplyMerchant)
			merchant.GET("/:merchantID/audit", adminHandler.QueryAuditStatus)
		}

		// 对账管理
		recon := admin.Group("/reconciliation")
		{
			recon.POST("/trigger", adminHandler.TriggerReconciliation)
			recon.GET("/report", adminHandler.GetReconciliationReport)
			recon.GET("/report/:reportID/exceptions", adminHandler.GetReconciliationExceptions)
		}
	}

	return r
}