package server

import (
	"path/filepath"

	"github.com/gin-contrib/cors"
	"github.com/gin-gonic/gin"
	"github.com/rovina/zsp-backend/internal/handler"
)

func SetupRouter(userHandler *handler.UserHandler,
	contractHandler *handler.ContractHandler,
	zspContractHandler *handler.ZSPContractHandler,
	zspFinancesHandler *handler.ZSPFinancesHandler,
	companyHandler *handler.CompanyHandler,
	deliveryHandler *handler.DeliveryHandler,
	authMiddleware gin.HandlerFunc,
) *gin.Engine {
	router := gin.Default()
	router.Use(gin.Logger())
	router.Use(gin.Recovery())
	// 允许跨域，并放行 Authorization 等请求头（解决前端直连 8080 时的 CORS 报错）
	router.Use(cors.New(cors.Config{
		AllowOrigins:     []string{"*"},
		AllowMethods:     []string{"GET", "POST", "PUT", "PATCH", "DELETE", "OPTIONS", "HEAD"},
		AllowHeaders:     []string{"Origin", "Content-Type", "Accept", "Authorization", "X-Requested-With"},
		ExposeHeaders:    []string{"Content-Length"},
		AllowCredentials: false,
		MaxAge:           12 * 3600,
	}))
	// user routes
	api := router.Group("/api")
	{
		router.GET("/health", func(c *gin.Context) { c.JSON(200, gin.H{"status": "ok"}) })
		auth := api.Group("/auth")
		{
			auth.POST("/register", userHandler.Register)
			auth.POST("/login", userHandler.Login)
		}
		// 静态文件资源（公开访问，供前端预览/下载）
		api.Static("/contract-files", filepath.Join(".", "data", "contract"))
		api.Static("/zsp-contract-files", filepath.Join(".", "data", "zsp-contract"))
		api.Static("/company-files", filepath.Join(".", "data", "company"))

		// 以下所有路由需要 JWT 认证
		authorized := api.Group("/")
		authorized.Use(authMiddleware)
		{
			users := authorized.Group("/users")
			{
				users.GET("/:id", userHandler.GetUser)
			}

			contracts := authorized.Group("/contract")
			{
				contracts.GET("", contractHandler.List)
				contracts.POST("/upload", contractHandler.Upload)
				contracts.POST("/batch-upload", contractHandler.BatchUpload)
				contracts.GET("/folders", contractHandler.ListFolders)
				contracts.POST("/folders", contractHandler.CreateFolder)
				contracts.GET("/folders/:id", contractHandler.GetFolder)
				contracts.PUT("/folders/:id", contractHandler.UpdateFolder)
				contracts.DELETE("/folders/:id", contractHandler.DeleteFolder)
				contracts.GET("/batches", contractHandler.ListBatches)
				contracts.POST("/batches", contractHandler.CreateBatch)
				contracts.GET("/batches/:id", contractHandler.GetBatch)
				contracts.DELETE("/batches/:id", contractHandler.DeleteBatch)
				contracts.POST("/:id/update-files", contractHandler.UpdateWithFiles)
				contracts.GET("/:id", contractHandler.Get)
				contracts.PUT("/:id", contractHandler.Update)
				contracts.DELETE("/:id", contractHandler.Delete)
			}

			zspContracts := authorized.Group("/zsp-contract")
			{
				zspContracts.POST("/folders", zspContractHandler.CreateFolder)
				zspContracts.GET("/folders", zspContractHandler.GetFolders)
				zspContracts.GET("/folders/:id", zspContractHandler.GetFolder)
				zspContracts.DELETE("/folders/:id", zspContractHandler.DeleteFolder)
				zspContracts.PUT("/folders/:id", zspContractHandler.UpdateFolder)

				zspContracts.POST("/contracts", zspContractHandler.UploadContract)
				zspContracts.GET("/contracts/:id", zspContractHandler.GetContractWithDetails)
				zspContracts.GET("/contracts", zspContractHandler.ListContractsWithDetails)
				zspContracts.PUT("/contracts/:id", zspContractHandler.UpdateContract)
				zspContracts.DELETE("/contracts/:id", zspContractHandler.DeleteContract)

				zspContracts.POST("/contracts/:id/details", zspContractHandler.CreateContractDetail)
				zspContracts.GET("/contracts/:id/details", zspContractHandler.ListContractDetails)
				zspContracts.POST("/details/batch", zspContractHandler.BatchCreateContractDetails)
				zspContracts.GET("/details/:id", zspContractHandler.GetContractDetail)
				zspContracts.PUT("/details/:id", zspContractHandler.UpdateContractDetail)
				zspContracts.DELETE("/details/:id", zspContractHandler.DeleteContractDetail)
				zspContracts.POST("/contracts/:id/details/import", zspContractHandler.ImportContractDetailsFromExcel)
				zspContracts.GET("/contracts/:id/details/export", zspContractHandler.ExportContractDetailsToExcel)
			}

			company := authorized.Group("/company")
			{
				company.GET("/folders", companyHandler.ListFolders)
				company.POST("/folders", companyHandler.CreateFolder)
				company.PUT("/folders/:id", companyHandler.UpdateFolder)
				company.DELETE("/folders/:id", companyHandler.DeleteFolder)
				company.GET("/files", companyHandler.ListFiles)
				company.POST("/files/upload", companyHandler.UploadFiles)
				company.PUT("/files/:id", companyHandler.UpdateFile)
				company.DELETE("/files/:id", companyHandler.DeleteFile)
			}

			// 提货管理 (RESTful)
			applyDelivery := authorized.Group("/apply-delivery")
			{
				applyDelivery.GET("", deliveryHandler.ListApply)
				applyDelivery.GET("/:id", deliveryHandler.GetApply)
				applyDelivery.POST("", deliveryHandler.CreateApply)
				applyDelivery.PUT("/:id", deliveryHandler.UpdateApply)
				applyDelivery.PUT("/:id/cancel", deliveryHandler.CancelApply)
				applyDelivery.DELETE("/:id", deliveryHandler.DeleteApply)
			}
			deliveryDetails := authorized.Group("/delivery-details")
			{
				deliveryDetails.GET("", deliveryHandler.ListOutbound)
				deliveryDetails.GET("/:id", deliveryHandler.GetOutbound)
				deliveryDetails.POST("", deliveryHandler.CreateOutbound)
				deliveryDetails.PUT("/:id", deliveryHandler.UpdateOutbound)
				deliveryDetails.DELETE("/:id", deliveryHandler.DeleteOutbound)
			}
			inventory := authorized.Group("/inventory")
			{
				inventory.GET("/warehouses", deliveryHandler.ListWarehouses)
				inventory.POST("/warehouses", deliveryHandler.CreateWarehouse)
				inventory.PUT("/warehouses/:id", deliveryHandler.UpdateWarehouse)
				inventory.DELETE("/warehouses/:id", deliveryHandler.DeleteWarehouse)
				inventory.GET("/inbound", deliveryHandler.ListInbound)
				inventory.POST("/inbound", deliveryHandler.CreateInbound)
				inventory.PUT("/inbound/:id", deliveryHandler.UpdateInbound)
				inventory.DELETE("/inbound/:id", deliveryHandler.DeleteInbound)
				inventory.GET("/summary", deliveryHandler.InventorySummary)
			}
			ownershipTransfer := authorized.Group("/ownership-transfer")
			{
				ownershipTransfer.GET("", deliveryHandler.ListOwnership)
				ownershipTransfer.GET("/:id", deliveryHandler.GetOwnership)
				ownershipTransfer.POST("", deliveryHandler.CreateOwnership)
				ownershipTransfer.POST("/with-files", deliveryHandler.CreateOwnershipWithFiles)
				ownershipTransfer.DELETE("/:id", deliveryHandler.DeleteOwnership)
			}

		zspFinances := authorized.Group("/zsp-finances")
		{
			// 货代费用
			zspFinances.POST("/freight-charges", zspFinancesHandler.CreateFreightCharge)
			zspFinances.GET("/freight-charges/:id", zspFinancesHandler.GetFreightCharge)
			zspFinances.GET("/freight-charges", zspFinancesHandler.ListFreightCharges)
			zspFinances.PUT("/freight-charges/:id", zspFinancesHandler.UpdateFreightCharge)
			zspFinances.DELETE("/freight-charges/:id", zspFinancesHandler.DeleteFreightCharge)

			// 杂费
			zspFinances.POST("/misc-charges", zspFinancesHandler.CreateMiscCharge)
			zspFinances.GET("/misc-charges/:id", zspFinancesHandler.GetMiscCharge)
			zspFinances.GET("/misc-charges", zspFinancesHandler.ListMiscCharges)
			zspFinances.PUT("/misc-charges/:id", zspFinancesHandler.UpdateMiscCharge)
			zspFinances.DELETE("/misc-charges/:id", zspFinancesHandler.DeleteMiscCharge)

			// 服务费
			zspFinances.POST("/service-fees", zspFinancesHandler.CreateServiceFee)
			zspFinances.GET("/service-fees/:id", zspFinancesHandler.GetServiceFee)
			zspFinances.GET("/service-fees", zspFinancesHandler.ListServiceFees)
			zspFinances.PUT("/service-fees/:id", zspFinancesHandler.UpdateServiceFee)
			zspFinances.DELETE("/service-fees/:id", zspFinancesHandler.DeleteServiceFee)

			// 成本构成
			zspFinances.POST("/cost-breakdowns", zspFinancesHandler.CreateCostBreakdown)
			zspFinances.GET("/cost-breakdowns/:id", zspFinancesHandler.GetCostBreakdown)
			zspFinances.GET("/cost-breakdowns", zspFinancesHandler.ListCostBreakdowns)
			zspFinances.PUT("/cost-breakdowns/:id", zspFinancesHandler.UpdateCostBreakdown)
			zspFinances.DELETE("/cost-breakdowns/:id", zspFinancesHandler.DeleteCostBreakdown)

			// 利润记录
			zspFinances.POST("/profit-records", zspFinancesHandler.CreateProfitRecord)
			zspFinances.GET("/profit-records/:id", zspFinancesHandler.GetProfitRecord)
			zspFinances.GET("/profit-records", zspFinancesHandler.ListProfitRecords)
			zspFinances.PUT("/profit-records/:id", zspFinancesHandler.UpdateProfitRecord)
			zspFinances.DELETE("/profit-records/:id", zspFinancesHandler.DeleteProfitRecord)
		}
		} // end authorized

	} // end api
	return router
}