package main

import (
	"fmt"
	"log"
	"net/http"
	"os"
	"strconv"

	"farga/app"
	"farga/db"
	"farga/lib"
	"farga/ssh"

	"github.com/joho/godotenv"
)

func loadEnv() {
	err := godotenv.Load()
	if err != nil {
		log.Println("\x1b[33mNo .env file found, using system env\x1b[0m") // orange then reset
	}

	if os.Getenv("DOMAIN") == "" || os.Getenv("PORT") == "" || os.Getenv("CSRF_KEY") == "" || os.Getenv("SQLITE_PATH") == "" {
		log.Fatal("You're missing one (or more) required env vars: 'SQLITE_PATH, DOMAIN, PORT, CSRF_KEY'.")
	}

	PORT, err := strconv.ParseUint(os.Getenv("PORT"), 10, 64)
	if PORT <= 0 || err != nil {
		log.Fatal("Invalid PORT env var.")
	}

	lib.SetEnvVars(os.Getenv("DOMAIN"), uint(PORT), os.Getenv("DOMAIN"), os.Getenv("CSRF_KEY"))
}

func main() {
	loadEnv()
	db, err := db.New()
	if err != nil {
		panic(err)
	}

	go db.CleanupTicker()

	app := app.New(db)

	if lib.PORT == 0 || lib.DOMAIN == "" { // uint = 0 I'll interpret as invalid
		log.Fatal("Missing PORT or DOMAIN .env values. Make sure to set them properly.")
	}

	go ssh.ServeSSH(db, lib.SSHPort)
	fmt.Printf("Serving website on http://%s:%v\n", lib.DOMAIN, lib.PORT)
	err = http.ListenAndServe(fmt.Sprintf(":%v", lib.PORT), app.Handler)
	if err != nil {
		panic(err)
	}
}