package router

import (
	"github.com/go-chi/chi/v5"
	"github.com/go-chi/chi/v5/middleware"
	"github.com/markbates/goth"
	"github.com/markbates/goth/gothic"
	"github.com/markbates/goth/providers/gitea"
	"github.com/rs/zerolog/log"
	"net/http"
)

func New() *chi.Mux {
	// TODO pass in domain, strip ending slashes
	domain := "https://git.jojodev.com"
	clientKey := "18a5e9c3-fc3e-4d78-8564-74ec36531541"
	clientSecret := "SZSd2QgciJL4wmPRxrVPnUwtrcGSn5nEI4QRh1aZM3JT"
	callbackURL := "http://localhost:8080/auth/callback"

	goth.UseProviders(
		gitea.NewCustomisedURL(clientKey, clientSecret, callbackURL,
			domain+"/login/oauth/authorize",
			domain+"/login/oauth/access_token",
			domain+"/api/v1/user",
		),
	)
	gothic.GetProviderName = func(_ *http.Request) (string, error) {
		return "gitea", nil
	}

	r := chi.NewMux()
	r.Use(middleware.Logger)
	r.Use(middleware.Recoverer)

	middleware.DefaultLogger = middleware.RequestLogger(&middleware.DefaultLogFormatter{
		Logger:  &log.Logger,
		NoColor: true,
	})

	r.Route("/auth", func(r chi.Router) {
		r.Get("/login", func(w http.ResponseWriter, r *http.Request) {
			_, err := gothic.CompleteUserAuth(w, r)
			if err != nil {
				gothic.BeginAuthHandler(w, r)
				return
			}
		})
		r.Get("/callback", func(w http.ResponseWriter, r *http.Request) {
			_, err := gothic.CompleteUserAuth(w, r)
			if err != nil {
				http.Error(w, err.Error(), http.StatusUnauthorized)
				return
			}
		})
		r.Get("/logout", func(w http.ResponseWriter, r *http.Request) {
			if err := gothic.Logout(w, r); err != nil {
				http.Error(w, err.Error(), http.StatusInternalServerError)
			}
			return
		})
	})

	return r
}