package server

import (
	"fes/modules/config"
	"fes/modules/ui"
	"fmt"
	"log"
	"net/http"
	"os"
	"path/filepath"
)

var Routes map[string]string
var Sets DeclarativeSets

func Start(dir string) {
	if err := os.Chdir(dir); err != nil {
		ui.Error(fmt.Sprintf("failed to change directory to %s", dir), err)
	}

	root := filepath.Clean(dir)

	if root == "." {
		if res, err := filepath.Abs(root); err == nil {
			root = filepath.Base(res)
		} else {
			ui.Error("failed to get absolute path", err)
		}
	}

	ui.Log("running root=%s, port=%d.", root, *config.Port)

	Routes = loadDirs()

	http.HandleFunc("/", httpHandler)
	ui.Log("Server initialized")

	log.Fatal(http.ListenAndServe(fmt.Sprintf("0.0.0.0:%d", *config.Port), nil))
}