package main

import (
	"encoding/json"
	"os"
)

type Config struct {
	Token string
}

func loadConfig() (*Config, error) {
	var cfg Config
	fin, err := os.Open(*configLocation)
	if err != nil {
		if os.IsNotExist(err) {
			return &cfg, nil
		}

		return nil, err
	}
	defer fin.Close()

	err = json.NewDecoder(fin).Decode(&cfg)
	if err != nil {
		return nil, err
	}

	return &cfg, nil
}

func saveConfig(cfg *Config) error {
	fout, err := os.Create(*configLocation)
	if err != nil {
		return err
	}
	defer fout.Close()

	return json.NewEncoder(fout).Encode(cfg)
}