package routes

import (
	"encoding/json"
	"log"
	"time"

	"github.com/aziis98/lupus-lite/auth"
	"github.com/aziis98/lupus-lite/database"
	"github.com/aziis98/lupus-lite/util"
	"github.com/gofiber/fiber/v2"
)

func Api(api fiber.Router) {
	db, err := database.NewInMemoryDB()
	if err != nil {
		log.Fatal(err)
	}

	auth := auth.NewInMemoryAuthService(db)
	requireLogged := RequireLoggedMiddleware(auth)

	api.Get("/status", func(c *fiber.Ctx) error {
		s, err := json.MarshalIndent(db, "", "  ")
		if err != nil {
			return err
		}

		log.Println(string(s))

		return c.SendString("ok")
	})

	api.Post("/login", func(c *fiber.Ctx) error {
		var loginForm struct {
			Username string `form:"username"`
			Password string `form:"password"`
		}

		if err := c.BodyParser(&loginForm); err != nil {
			return err
		}

		token, err := auth.Login(loginForm.Username, loginForm.Password)
		if err != nil {
			return err
		}

		c.Cookie(&fiber.Cookie{
			Name:    "sid",
			Value:   token,
			Path:    "/",
			Expires: time.Now().Add(3 * 24 * time.Hour),
		})

		return c.Redirect("/")
	})

	api.Post("/logout", func(c *fiber.Ctx) error {
		c.Cookie(&fiber.Cookie{
			Name:    "sid",
			Value:   "",
			Path:    "/",
			Expires: time.Now(),
		})

		return c.SendString("ok")
	})

	api.Post("/register", func(c *fiber.Ctx) error {
		var loginForm struct {
			Username  string `form:"username"`
			Password  string `form:"password"`
			Password2 string `form:"password2"`
		}

		if err := c.BodyParser(&loginForm); err != nil {
			return err
		}

		if err := util.ValidateUsername(loginForm.Username); err != nil {
			return err
		}

		if err := util.ValidatePasswords(loginForm.Password, loginForm.Password2); err != nil {
			return err
		}

		if err := auth.Register(loginForm.Username, loginForm.Password); err != nil {
			return err
		}

		return c.Redirect("/login")
	})

	api.Get("/user", requireLogged, func(c *fiber.Ctx) error {
		return c.JSON(requestUser(c).PublicUser())
	})

}