package conf

import (
	"fmt"
	"github.com/gorilla/mux"
	"log"
	"music-server/pkg/api"
	"music-server/pkg/db"
	"net/http"
	"os"
	"strconv"
)

func SetupDb() {
	// Get the value of an Environment Variable
	host := os.Getenv("DB_HOST")
	dbPort, dbPortErr := strconv.Atoi(os.Getenv("DB_PORT"))
	if dbPortErr != nil {
		dbPort = 0
	}
	username := os.Getenv("DB_USERNAME")
	password := os.Getenv("DB_PASSWORD")
	dbName := os.Getenv("DB_NAME")

	fmt.Printf("host: %s, dbPort: %v, username: %s, password: %s, dbName: %s\n",
		host, dbPort, username, password, dbName)

	if host == "" {
		host = "localhost"
	}
	if dbPort == 0 {
		dbPort = 5432
	}
	if username == "" {
		username = "sebastian"
	}
	if password == "" {
		password = "950100"
	}
	if dbName == "" {
		dbName = "music_dev_local"
	}

	db.InitDB(host, dbPort, username, password, dbName)
}

func CloseDb() {
	defer db.CloseDb()
}

func SetupRestServer() {
	r := mux.NewRouter()
	r.HandleFunc("/sync", api.SyncHandler)
	r.HandleFunc("/sync/{func}", api.SyncHandler)
	r.HandleFunc("/music", api.MusicHandler)
	r.HandleFunc("/music/{func}", api.MusicHandler)
	r.HandleFunc("/music/{func}/{func2}", api.MusicHandler)
	r.HandleFunc("/{func}", api.IndexHandler)
	http.Handle("/", r)

	port := os.Getenv("PORT")
	if port == "" {
		port = "8080"
		log.Printf("Defaulting to port %s", port)
	}

	log.Printf("Listening on port %s", port)
	log.Printf("Open http://localhost:%s in the browser", port)
	log.Fatal(http.ListenAndServe(fmt.Sprintf(":%s", port), nil))
}