package server

import (
	"log/slog"
	"net/http"
	"os"
	"time"

	"git.schreifuchs.ch/schreifuchs/schreifuchs.ch/internal/components/images"
	"git.schreifuchs.ch/schreifuchs/schreifuchs.ch/internal/components/page"
	"git.schreifuchs.ch/schreifuchs/schreifuchs.ch/internal/components/translate"
	"git.schreifuchs.ch/schreifuchs/schreifuchs.ch/internal/filesystem"
	"git.schreifuchs.ch/schreifuchs/schreifuchs.ch/internal/handlers/handlehome"
	"git.schreifuchs.ch/schreifuchs/schreifuchs.ch/internal/handlers/handleimage"
	"git.schreifuchs.ch/schreifuchs/schreifuchs.ch/internal/templer"
	"git.schreifuchs.ch/schreifuchs/schreifuchs.ch/web"
	"github.com/studio-b12/gowebdav"
	"github.com/valkey-io/valkey-go"
)

func (s *Server) RegisterRoutes() (h http.Handler) {
	mux := http.NewServeMux()

	registerStatic(mux)
	mux.Handle("/", registerOther())

	h = mux
	h = templer.Middleware(h)
	h = s.loggingMiddleware(h)
	return h
}

func registerOther() (h http.Handler) {
	mux := http.NewServeMux()

	webdavClient := gowebdav.NewClient("https://cloud.schreifuchs.ch/remote.php/dav/files/test/website", "test", os.Getenv("TEST_PW"))
	if err := webdavClient.Connect(); err != nil {
		slog.Error("could not connect webdavClient", "err", err, "pw", os.Getenv("TEST_PW"))
	}

	var fs filesystem.FS = webdavClient

	valkeyAddr := os.Getenv("VALKEY_ADDR")
	if valkeyAddr == "" {
		valkeyAddr = "127.0.0.1:6379"
	}
	valkeyClient, err := valkey.NewClient(valkey.ClientOption{
		InitAddress: []string{valkeyAddr},
		Password:    os.Getenv("VALKEY_PASSWORD"),
	})
	if err != nil {
		slog.Error("failed to create valkey client", "err", err)
	} else {
		fs = filesystem.NewCachedClient(webdavClient, valkeyClient, 5*time.Minute)
	}

	_ = handlehome.New(mux, page.New(fs))
	_ = handleimage.New(mux, images.New(fs))

	mux.Handle("/", http.FileServer(http.FS(web.GetStaticFS())))

	translator := translate.New()

	h = mux
	h = translator.Middleware(h)
	h = cacheMiddleware(time.Second * 45)(h)
	return h
}

func (s *Server) loggingMiddleware(next http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		start := time.Now()
		next.ServeHTTP(w, r)
		slog.Info("request",
			"method", r.Method,
			"path", r.URL.Path,
			"duration", time.Since(start),
		)
	})
}