package server

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

	"html/template"
	"net/http"

	"codeberg.org/mihna123/openstore/internal/web"
)

type Config struct {
	Name string
}

type Server struct {
	config *Config
	tmpl   *template.Template
	mux    *http.ServeMux
}

func (s *Server) routes() {
	s.mux.HandleFunc("GET /{$}", func(w http.ResponseWriter, r *http.Request) {
		err := s.tmpl.ExecuteTemplate(w, "index.html", s.config)

		if err != nil {
			slog.Error("render template", "err", err.Error())
			return
		}
	})
}

func (s *Server) Serve(addr string) error {
	httpSrv := &http.Server{
		Handler:           logRequests(s.mux),
		ReadHeaderTimeout: 5 * time.Second,
		WriteTimeout:      10 * time.Second,
	}

	ln, err := net.Listen("tcp", addr)
	if err != nil {
		return err
	}

	slog.Info("listening", "name", s.config.Name, "addr", addr)
	return httpSrv.Serve(ln)
}

func New(c *Config) *Server {
	s := &Server{
		config: c,
		mux:    http.NewServeMux(),
		tmpl:   template.Must(template.ParseFS(web.Files, "templates/*.html")),
	}
	s.routes()
	return s
}