package config

import (
	"fmt"
	"github.com/spf13/viper"
	"log"
	"os"
)

type Config struct {
	Server ServerConfig `mapstructure:"server"`
}

type ServerConfig struct {
	Port int    `mapstructure:"port"`
	Host string `mapstructure:"host"`
}

var AppConfig Config

func LoadConfig() error {
	env := os.Getenv("PROFILE")
	var configName string
	if env == "" {
		configName = "config"
	} else {
		configName = fmt.Sprint("config.", env)
	}

	log.Println("Loading config: ", configName)

	viper.SetConfigName(configName)
	viper.SetConfigType("yaml")
	viper.AddConfigPath(".")

	if err := viper.ReadInConfig(); err != nil {
		return err
	}

	if err := viper.Unmarshal(&AppConfig); err != nil {
		return err
	}

	return nil
}