package api

import (
	"omega-server/local/controller"
	"omega-server/local/graphql/handler"
	graphqlService "omega-server/local/graphql/service"
	"omega-server/local/service"
	"omega-server/local/utl/common"
	"omega-server/local/utl/configs"
	"omega-server/local/utl/logging"

	"github.com/gofiber/fiber/v2"
	"go.uber.org/dig"
)

// Routes
// Initializes web api controllers and its corresponding routes.
//
//	Args:
//		*fiber.App: Fiber Application
func Init(di *dig.Container, app *fiber.App) {

	// Protected routes
	groups := app.Group(configs.Prefix)

	routeGroups := &common.RouteGroups{
		API:   groups.Group("/api"),
		Auth:  groups.Group("/auth"),
		Users: groups.Group("/membership"),
	}

	err := di.Provide(func() *common.RouteGroups {
		return routeGroups
	})
	if err != nil {
		logging.Panic("unable to bind routes")
	}

	// Initialize GraphQL
	initGraphQL(di, groups)

	controller.InitializeControllers(di)
}

// initGraphQL initializes GraphQL endpoints
func initGraphQL(di *dig.Container, groups fiber.Router) {
	err := di.Invoke(func(membershipService *service.MembershipService) error {
		// Create GraphQL service
		gqlService := graphqlService.NewGraphQLService(membershipService)
		_ = gqlService // Use the service (placeholder)

		// Create GraphQL handler
		graphqlHandler := handler.NewGraphQLHandler(membershipService)

		// Register GraphQL routes
		groups.Post("/graphql", graphqlHandler.Handle)

		// GraphQL playground/schema endpoint
		groups.Get("/graphql", func(c *fiber.Ctx) error {
			return c.SendString(graphqlHandler.GetSchema())
		})

		logging.Info("GraphQL endpoint initialized at /graphql")
		return nil
	})

	if err != nil {
		logging.Panic("failed to initialize GraphQL: " + err.Error())
	}
}