package main

import (
	"log"
	"os"
	"strings"

	"github.com/joho/godotenv"
)

type Config struct {
	Mode string
	Host string

	GitUrl   string
	ForumUrl string
}

func stringOrDefault(value, defaultValue string) string {
	if len(strings.TrimSpace(value)) == 0 {
		return defaultValue
	}

	return value
}

func LoadConfig() *Config {
	godotenv.Load()

	log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)

	Mode := stringOrDefault(os.Getenv("MODE"), "production")
	log.Printf("MODE = %v", Mode)

	Host := stringOrDefault(os.Getenv("HOST"), "localhost:8080")
	log.Printf("HOST = %v", Host)

	GitUrl := stringOrDefault(os.Getenv("GIT_URL"), "git.phc.dm.unipi.it")
	log.Printf("GIT_URL = %v", GitUrl)

	ForumUrl := stringOrDefault(os.Getenv("FORUM_URL"), "forum.phc.dm.unipi.it")
	log.Printf("FORUM_URL = %v", ForumUrl)

	return &Config{
		Mode, Host, GitUrl, ForumUrl,
	}
}