package main

import(
	"os"
	"io"
	"net/http"
	"fmt"

	"github.com/gin-gonic/gin"
	"github.com/joho/godotenv"

	"example.com/gin/test/controllers"
	"example.com/gin/test/repositories"
	"example.com/gin/test/middlewares"
)

var(
	shopItemController controllers.ShopItemController = controllers.NewShopItemController()
	userController controllers.UserController = controllers.UserController{}
	authValidator middlewares.AuthValidator = middlewares.AuthValidator{}
)

func LoadEnvVariables() {
	err := godotenv.Load(".env")

	if err != nil {
		fmt.Println("Error loading .env file")
	}
}

func setupLogOutput() {
	f, _ := os.Create("gin.log")
	gin.DefaultWriter = io.MultiWriter(f, os.Stdout)
}

func SetReply(ctx *gin.Context, err error, message any) {
	if err != nil {
		ctx.JSON(http.StatusBadRequest, gin.H{ "error": err.Error() })
	} else {
		ctx.JSON(http.StatusOK, message)
	}
}

func main() {
	LoadEnvVariables()

	repositories.InitRepositories()


	server := gin.New()
	server.Use(gin.Recovery())
	server.Use(gin.Logger())

	server.Static("/static", "./static")
	server.LoadHTMLGlob("views/*.html")

	apiRoutes := server.Group("/api")
	//apiRoutes.Use(middlewares.BasicAuth())
	{
		apiRoutes.POST("/shopitems", authValidator.RequireAuth, shopItemController.Create)
		apiRoutes.GET("/shopitems", authValidator.OptionalAuth, shopItemController.GetAll)
		apiRoutes.GET("/shopitems/:id", authValidator.OptionalAuth, shopItemController.GetById)
		apiRoutes.PUT("/shopitems/:id", authValidator.RequireAuth, shopItemController.Update)
		apiRoutes.DELETE("/shopitems/:id", authValidator.RequireAuth, shopItemController.Delete)

		//apiRoutes.GET("/rooms/:id/users", authValidator.RequireAuth, authValidator.RequireRoomAdmin, shopItemController.GetUsers)
		//apiRoutes.POST("/rooms/:id/users", authValidator.RequireAuth, shopItemController.AddUser)

		apiRoutes.POST("/users/register", userController.Register)
		apiRoutes.POST("/users/login", userController.Login)
		apiRoutes.GET("/users/validate", authValidator.OptionalAuth, userController.Validate)
	}

	viewRoutes := server.Group("/", authValidator.OptionalAuth)
	{
		viewRoutes.GET("/", userController.MainView)
		viewRoutes.GET("/shopitems/:id", shopItemController.ShopItemView)
		//write middleware that redirects to homescreen on register/login/reset for logged in users
		viewRoutes.GET("/login", userController.LoginView)
		viewRoutes.GET("/logout", userController.Logout)
		viewRoutes.GET("/register", userController.RegisterView)
		viewRoutes.GET("/passwordreset", userController.ResetView)
		viewRoutes.GET("/additem", authValidator.RequireAuth, shopItemController.AddItemView)
		viewRoutes.POST("/login", userController.LoginHandler)
		viewRoutes.POST("/register", userController.RegisterHandler)
		viewRoutes.POST("/additem", authValidator.RequireAuth, shopItemController.AddItemHandler)
		viewRoutes.POST("/passwordreset", userController.ResetHandler)
	}


	server.Run(":"+os.Getenv("PORT"))
}