package router

import (
	"tm/internal/assets"
	"tm/internal/cms"
	"tm/internal/company"
	"tm/internal/company_category"
	"tm/internal/contact"
	"tm/internal/customer"
	"tm/internal/dashboard"
	"tm/internal/document_scraper"
	"tm/internal/feedback"
	"tm/internal/inquiry"
	"tm/internal/kanban"
	"tm/internal/notification"
	"tm/internal/tender"
	"tm/internal/tender_approval"
	"tm/internal/user"
	"tm/pkg/filestore"
	"tm/pkg/security"

	"github.com/labstack/echo/v4"
)

// SetupCSPSecurity registers global CSP middleware and the CSP report endpoint once.
func SetupCSPSecurity(e *echo.Echo) {
	adminCSPConfig := security.DefaultCSPConfig()
	adminCSPConfig.ScriptSrc = []string{"'self'"} // No unsafe-inline for admin
	adminCSPConfig.StyleSrc = []string{"'self'"}  // No unsafe-inline for admin

	publicCSPConfig := security.DefaultCSPConfig()

	e.Use(security.CSPMiddlewareForPaths("/admin", adminCSPConfig, "/api/v1", publicCSPConfig))
	e.POST("/api/v1/csp-report", security.CSPReportHandler)
}

func RegisterAdminRoutes(e *echo.Echo, userHandler *user.Handler, companyHandler *company.Handler, customerHandler *customer.Handler, tenderHandler *tender.TenderHandler, feedbackHandler *feedback.Handler, tenderApprovalHandler *tender_approval.Handler, inquiryHandler *inquiry.Handler, categoryHandler *company_category.Handler, flagHandler *assets.Handler, notificationHandler *notification.NotificationHandler, contactHandler *contact.Handler, cmsHandler *cms.Handler, kanbanHandler *kanban.Handler, fileStoreHandler *filestore.Handler, dashboardHandler *dashboard.Handler, xssPolicy *security.XSSPolicy) {
	adminV1 := e.Group("/admin/v1")

	// Admin Users Routes
	adminUsersGP := adminV1.Group("/users")
	{
		adminUsersGP.Use(userHandler.AuthMiddleware())
		adminUsersGP.POST("", userHandler.CreateUser)
		adminUsersGP.GET("", userHandler.ListUsers)
		adminUsersGP.GET("/:id", userHandler.GetUserByID)
		adminUsersGP.PUT("/:id", userHandler.UpdateUser)
		adminUsersGP.DELETE("/:id", userHandler.DeleteUser)
		adminUsersGP.PUT("/:id/status", userHandler.UpdateUserStatus)
		adminUsersGP.POST("/:id/reset-password", userHandler.ResetUserPassword, userHandler.AdminMiddleware())
	}

	// Admin user profile
	profileGP := adminV1.Group("/profile")
	{
		userAuthorizationGP := profileGP.Group("")
		userAuthorizationGP.POST("/login", userHandler.Login)
		userAuthorizationGP.POST("/refresh-token", userHandler.RefreshToken)
		userAuthorizationGP.POST("/reset-password", userHandler.ResetPassword)

		userProfileGP := profileGP.Group("")
		userProfileGP.Use(userHandler.AuthMiddleware())
		userProfileGP.GET("", userHandler.GetProfile)
		userProfileGP.PUT("", userHandler.UpdateProfile)
		userProfileGP.PUT("/change-password", userHandler.ChangePassword)
		userProfileGP.DELETE("/logout", userHandler.Logout)
	}

	// Admin Companies Routes
	companiesGP := adminV1.Group("/companies")
	{
		companiesGP.Use(userHandler.AuthMiddleware())
		companiesGP.POST("", companyHandler.Create)
		companiesGP.GET("", companyHandler.Search)
		companiesGP.GET("/:id", companyHandler.Get)
		companiesGP.PUT("/:id", companyHandler.Update)
		companiesGP.DELETE("/:id", companyHandler.Delete)
		companiesGP.PATCH("/:id/status", companyHandler.UpdateStatus)
		companiesGP.PATCH("/:id/verification", companyHandler.UpdateVerification)
		companiesGP.POST("/:id/documents", companyHandler.UploadDocuments)
	}

	// Admin Categories Routes
	categoriesGP := adminV1.Group("/company-categories")
	{
		categoriesGP.Use(userHandler.AuthMiddleware())
		categoriesGP.POST("", categoryHandler.Create)
		categoriesGP.GET("", categoryHandler.Search)
		categoriesGP.GET("/:id", categoryHandler.Get)
		categoriesGP.PUT("/:id", categoryHandler.Update)
		categoriesGP.DELETE("/:id", categoryHandler.Delete)
		categoriesGP.PATCH("/:id/publish", categoryHandler.TogglePublish)
	}

	// Admin Customers Routes
	customersGP := adminV1.Group("/customers")
	{
		customersGP.Use(userHandler.AuthMiddleware())
		customersGP.POST("", customerHandler.CreateCustomer)
		customersGP.GET("", customerHandler.Search)
		customersGP.GET("/:id", customerHandler.GetCustomerByID)
		customersGP.PUT("/:id", customerHandler.UpdateCustomer)
		customersGP.DELETE("/:id", customerHandler.DeleteCustomer)
		customersGP.PUT("/:id/status", customerHandler.UpdateStatus)
		customersGP.POST("/:id/reset-password", customerHandler.ResetCustomerPassword)
		customersGP.PATCH("/:id/role", customerHandler.AssignRole)
		customersGP.PATCH("/:id/companies", customerHandler.AssignCompanies)
	}

	// Admin Tenders Routes
	tendersGP := adminV1.Group("/tenders")
	{
		tendersGP.Use(userHandler.AuthMiddleware())
		tendersGP.GET("", tenderHandler.Search)
		tendersGP.GET("/ai-summaries", tenderHandler.GetAllAISummaries)
		tendersGP.GET("/scraped-documents", tenderHandler.ListTendersWithScrapedDocuments)
		tendersGP.GET("/:id", tenderHandler.Get)
		tendersGP.PUT("/:id", tenderHandler.Update)
		tendersGP.DELETE("/:id", tenderHandler.Delete)
		tendersGP.GET("/:id/documents", tenderHandler.GetDocuments)
		tendersGP.GET("/:id/documents/download", tenderHandler.DownloadDocuments)
		tendersGP.GET("/:id/ai-summary", tenderHandler.GetAISummary)
		tendersGP.POST("/:id/ai-summarize", tenderHandler.TriggerAISummarize)
		tendersGP.POST("/:id/ai-analyze", tenderHandler.TriggerAIAnalyze)
		tendersGP.POST("/:id/ai-translate", tenderHandler.TriggerAITranslate)
	}

	// Admin Feedback Routes
	feedbackGP := adminV1.Group("/feedback")
	{
		feedbackGP.Use(userHandler.AuthMiddleware())
		feedbackGP.GET("", feedbackHandler.Search)
		feedbackGP.GET("/:id", feedbackHandler.Get)
		feedbackGP.DELETE("/:id", feedbackHandler.Delete)
	}

	// Admin Tender-Approvals Routes
	tenderApprovalGP := adminV1.Group("/tender-approvals")
	{
		tenderApprovalGP.Use(userHandler.AuthMiddleware())
		tenderApprovalGP.GET("", tenderApprovalHandler.ListTenderApprovals)
		tenderApprovalGP.GET("/:id", tenderApprovalHandler.GetTenderApproval)
		tenderApprovalGP.GET("/stats", tenderApprovalHandler.GetTenderApprovalStats)
		tenderApprovalGP.GET("/submission-mode/:submission_mode", tenderApprovalHandler.GetTenderApprovalsBySubmissionMode)
		tenderApprovalGP.GET("/status/:status", tenderApprovalHandler.GetTenderApprovalsByStatus)
	}

	// Admin Inquiry Routes
	inquiryGP := adminV1.Group("/inquiries")
	{
		inquiryGP.Use(userHandler.AuthMiddleware())
		inquiryGP.GET("", inquiryHandler.SearchInquiries)
		inquiryGP.GET("/:id", inquiryHandler.GetInquiryByID)
		inquiryGP.PUT("/:id/status", inquiryHandler.UpdateInquiryStatus)
		inquiryGP.DELETE("/:id", inquiryHandler.DeleteInquiry)
	}

	// Admin Flags Routes
	flagsGP := adminV1.Group("/flags")
	{
		flagsGP.GET("/:country_code", flagHandler.AdminGetFlagSVG)
	}

	// Admin Notifications Routes
	notificationsGP := adminV1.Group("/notifications")
	{
		notificationsGP.Use(userHandler.AuthMiddleware())
		notificationsGP.POST("", notificationHandler.Send)
		notificationsGP.GET("", notificationHandler.GetNotifications)
		notificationsGP.GET("/view/:id", notificationHandler.ViewNotification)
		notificationsGP.GET("/mark-seen/:id", notificationHandler.MarkSeen)
		notificationsGP.GET("/my", notificationHandler.AdminNotifications)
	}

	// Admin Contact Routes
	contactsGP := adminV1.Group("/contacts")
	{
		contactsGP.Use(userHandler.AuthMiddleware())
		contactsGP.GET("", contactHandler.Search)
		contactsGP.GET("/stats", contactHandler.GetStats)
		contactsGP.GET("/:id", contactHandler.GetByID)
		contactsGP.PUT("/:id/status", contactHandler.UpdateStatus)
		contactsGP.DELETE("/:id", contactHandler.Delete)
	}

	// Admin CMS Routes
	cmsGP := adminV1.Group("/cms")
	{
		cmsGP.Use(userHandler.AuthMiddleware())
		cmsGP.POST("", cmsHandler.Create)
		cmsGP.GET("", cmsHandler.Search)
		cmsGP.GET("/:id", cmsHandler.GetByID)
		cmsGP.PUT("/:id", cmsHandler.Update)
		cmsGP.DELETE("/:id", cmsHandler.Delete)
	}

	// Kanban Routes — paths are /admin/v1/kanban/* (RegisterRoutes expects this /kanban group)
	kanbanGP := adminV1.Group("/kanban")
	{
		kanbanGP.Use(userHandler.AuthMiddleware())
		kanbanHandler.RegisterRoutes(kanbanGP)
	}

	// File Store Routes
	filesGP := adminV1.Group("/files")
	{
		filesGP.Use(userHandler.AuthMiddleware())
		filesGP.POST("/upload", fileStoreHandler.Upload)
		filesGP.POST("/upload/batch", fileStoreHandler.UploadBatch)
		filesGP.GET("", fileStoreHandler.ListFiles)
		filesGP.GET("/:file_id/info", fileStoreHandler.GetInfo)
		filesGP.GET("/:file_id/download", fileStoreHandler.Download)
		filesGP.DELETE("/:file_id", fileStoreHandler.Delete)
	}

	// Dashboard Routes
	dashboardGP := adminV1.Group("/dashboard")
	{
		dashboardGP.Use(userHandler.AuthMiddleware())
		dashboardGP.GET("/summary", dashboardHandler.Summary)
		dashboardGP.GET("/trend", dashboardHandler.Trend)
		dashboardGP.GET("/countries", dashboardHandler.Countries)
		dashboardGP.GET("/notice-types", dashboardHandler.NoticeTypes)
		dashboardGP.GET("/closing-soon", dashboardHandler.ClosingSoon)
		dashboardGP.GET("/recent", dashboardHandler.Recent)
		dashboardGP.GET("/statistics", dashboardHandler.Statistics)
	}
}

func RegisterPublicRoutes(e *echo.Echo, customerHandler *customer.Handler, tenderHandler *tender.TenderHandler, feedbackHandler *feedback.Handler, tenderApprovalHandler *tender_approval.Handler, companyHandler *company.Handler, inquiryHandler *inquiry.Handler, categoryHandler *company_category.Handler, flagHandler *assets.Handler, notificationHandler *notification.NotificationHandler, contactHandler *contact.Handler, cmsHandler *cms.Handler, kanbanHandler *kanban.Handler, fileStoreHandler *filestore.Handler, xssPolicy *security.XSSPolicy) {
	v1 := e.Group("/api/v1")

	customerGP := v1.Group("/profile")
	{
		customerGP.POST("/login", customerHandler.Login)
		customerGP.POST("/refresh-token", customerHandler.RefreshToken)

		// Forgot password routes
		customerGP.POST("/forgot-password", customerHandler.RequestResetPassword)
		customerGP.POST("/verify-otp", customerHandler.VerifyOTP)
		customerGP.POST("/reset-password", customerHandler.ResetPassword)

		profileGP := customerGP.Group("")
		profileGP.Use(customerHandler.AuthMiddleware())
		profileGP.GET("", customerHandler.GetProfile)
		profileGP.PUT("/keywords", customerHandler.UpdateProfileKeywords)
		profileGP.DELETE("/logout", customerHandler.Logout)
	}

	// Public Tenders Routes
	tendersGP := v1.Group("/tenders")
	tendersGP.Use(customerHandler.AuthMiddleware())
	{
		tendersGP.GET("", tenderHandler.GetPublicTenders)
		tendersGP.GET("/recommend", tenderHandler.RecommendTenders)
		tendersGP.GET("/details/:id", tenderHandler.GetPublicTenderDetails)
		tendersGP.GET("/:id/documents", tenderHandler.GetDocuments)
		tendersGP.GET("/:id/documents/download", tenderHandler.DownloadDocuments)
		tendersGP.GET("/:id/document-summaries", tenderHandler.GetDocumentSummaries)
		tendersGP.GET("/:id/ai-summary", tenderHandler.GetPublicAISummary)
		tendersGP.POST("/:id/ai-translate", tenderHandler.TriggerPublicAITranslate)
	}

	// Public Feedback Routes
	feedbackGP := v1.Group("/feedback")
	{
		feedbackGP.Use(customerHandler.AuthMiddleware())
		feedbackGP.POST("", feedbackHandler.Toggle)
		feedbackGP.GET("", feedbackHandler.PublicList)
		feedbackGP.GET("/tender/:tender_id", feedbackHandler.PublicGetByTenderID)
		feedbackGP.GET("/:id", feedbackHandler.PublicGet)
		feedbackGP.GET("/stats/customer", feedbackHandler.GetCustomerStats)
		feedbackGP.GET("/stats/company", feedbackHandler.GetCompanyStats)
	}

	// Public Tender Approvals Routes
	tenderApprovalGP := v1.Group("/tender-approvals")
	{
		tenderApprovalGP.Use(customerHandler.AuthMiddleware())
		tenderApprovalGP.POST("", tenderApprovalHandler.ToggleTenderApproval)
		tenderApprovalGP.GET("", tenderApprovalHandler.PublicGetTenderApprovals)
		tenderApprovalGP.GET("/:id", tenderApprovalHandler.GetPublicTenderApproval)
		tenderApprovalGP.GET("/tender/:tender_id", tenderApprovalHandler.GetTenderApprovalByTenderAndCompany)
		tenderApprovalGP.GET("/stats", tenderApprovalHandler.GetCompanyTenderApprovalStats)
	}

	// Public Company Routes
	companiesGP := v1.Group("/companies")
	{
		companiesGP.Use(customerHandler.AuthMiddleware())
		companiesGP.GET("", companyHandler.MyCompany)
	}

	// Public Inquiry Routes
	inquiryGP := v1.Group("/inquiries")
	{
		inquiryGP.POST("", inquiryHandler.CreateInquiry)
	}

	// Public Flags Routes
	flagsGP := v1.Group("/flags")
	{
		flagsGP.GET("/:country_code", flagHandler.GetFlagSVG)
	}

	// Public Notifications Routes
	notificationsGP := v1.Group("/notifications")
	{
		notificationsGP.Use(customerHandler.AuthMiddleware())
		notificationsGP.GET("", notificationHandler.CustomerNotifications)
		notificationsGP.GET("/view/:id", notificationHandler.PublicViewNotification)
		notificationsGP.GET("/mark", notificationHandler.PublicAllMarkSeen)
		notificationsGP.GET("/mark/:id", notificationHandler.PublicMarkSeen)
	}

	// Public Contact Routes
	contactsPublicGP := v1.Group("/contacts")
	{
		contactsPublicGP.POST("", contactHandler.Create)
	}

	// Public CMS Routes
	cmsGP := v1.Group("/cms")
	{
		cmsGP.GET("/:key", cmsHandler.GetByKey)
	}

	// Kanban (mobile bid workflow board) — paths are /api/v1/kanban/*
	kanbanGP := v1.Group("/kanban")
	{
		kanbanGP.Use(customerHandler.AuthMiddleware())
		kanbanHandler.RegisterRoutes(kanbanGP)
	}

	// File Store Routes
	publicFilesGP := v1.Group("/files")
	{
		publicFilesGP.Use(customerHandler.AuthMiddleware())
		publicFilesGP.POST("/upload", fileStoreHandler.Upload)
		publicFilesGP.POST("/upload/batch", fileStoreHandler.UploadBatch)
		publicFilesGP.GET("", fileStoreHandler.ListFiles)
		publicFilesGP.GET("/:file_id/info", fileStoreHandler.GetInfo)
		publicFilesGP.GET("/:file_id/download", fileStoreHandler.Download)
		publicFilesGP.DELETE("/:file_id", fileStoreHandler.Delete)
	}
}

func RegisterDocumentScraperRoutes(e *echo.Echo, docScraperHandler *document_scraper.Handler, apiKey string) {
	v1 := e.Group("/api/v1/scraper")

	// Apply API key middleware to all document scraper routes
	v1.Use(document_scraper.APIKeyMiddleware(apiKey))

	// Document Scraper Routes
	{
		v1.GET("/tenders", docScraperHandler.ListPendingTenders)
		v1.GET("/tenders/:notice_id", docScraperHandler.GetTenderByNoticeID)
	}
}