package core

import (
	"errors"
	"os/user"

	"github.com/spf13/viper"
)

// Config will follow this model
// server : string
// port : int

var config_loaded bool = false

// Load config file
func LoadConfig() error {

	// Get current user
	currentUser, err := user.Current()
	if err != nil {
		// panic("LoadConfig: Failed to retrieve curent user -> " + err.Error())
		return err
	}

	// Set default values
	viper.SetDefault("server", "example.com")
	viper.SetDefault("port", 5660)

	// Set config paths
	viper.SetConfigName("config")
	viper.SetConfigType("json")
	viper.AddConfigPath("/etc/cosync/")
	viper.AddConfigPath("/home/" + currentUser.Username + "/.config/cosync")

	// Read from config files
	err = viper.ReadInConfig()
	if err != nil {
		panic("LoadConfig: Failed to read config file -> " + err.Error())
		// return err
	}

	config_loaded = true
	return nil
}

// Generate config folder and files
func MkConfig() error {
	return errors.New("not implemented")
}

// Load sync list from sync file
func LoadSyncList() error {
	return errors.New("not implemented")
}

// returns all config variables
func GetConfig() map[string]any {

	if config_loaded {
		return viper.AllSettings()
	} else {
		err := LoadConfig()
		if err != nil {
			panic("GetConfig: Failed to load config file -> " + err.Error())
		}

		return viper.AllSettings()
	}
}