package handler

import (
	"gosimplenpm/internal/config"
	"gosimplenpm/internal/middlewares"
	"gosimplenpm/internal/storage"
	"net/http"
	"time"

	"github.com/gorilla/mux"
	"github.com/sirupsen/logrus"
)

type Application struct {
	Logger    *logrus.Logger
	Conf      config.Config
	Mux       *mux.Router
	FSStorage storage.Storage
}

func (app *Application) Routes() {

	// Need to use UseEncodedPath as shown here https://github.com/gorilla/mux/blob/master/mux.go#L269
	m := mux.NewRouter().StrictSlash(true).UseEncodedPath()

	m.Use(middlewares.LogMiddleware(app.Logger))

	// main handler
	m.HandleFunc("/{name}", GetPackage(app.Logger, app.Conf, app.FSStorage)).Methods("GET")
	m.HandleFunc("/{name}", middlewares.AuthMiddleware(app.Conf)(Publish(app.Logger, app.Conf, app.FSStorage))).Methods("PUT")
	// tar handlers
	m.HandleFunc("/{name}/-/{tar}", PackageTarGet(app.Logger, app.Conf, app.FSStorage)).Methods("GET")
	// tag handlers
	m.HandleFunc("/-/package/{name}/dist-tags/{tag}", middlewares.AuthMiddleware(app.Conf)(DistTagDelete(app.Logger, app.Conf, app.FSStorage))).Methods("DELETE")
	m.HandleFunc("/-/package/{name}/dist-tags/{tag}", middlewares.AuthMiddleware(app.Conf)(DistTagPut(app.Logger, app.Conf, app.FSStorage))).Methods("PUT")
	m.HandleFunc("/-/package/{name}/dist-tags", DistTagGet(app.Logger, app.Conf, app.FSStorage)).Methods("GET")
	m.NotFoundHandler = http.HandlerFunc(NotFound)
	app.Mux = m
}

func (app *Application) Start() error {
	app.Routes()
	server := &http.Server{
		Addr:         app.Conf.IpAddress,
		Handler:      app.Mux,
		ReadTimeout:  4 * time.Second,
		WriteTimeout: 4 * time.Second,
	}
	return server.ListenAndServe()
}