package main

import (
	"log"
	"os"
	"path/filepath"
)

type config struct {
	todoDir      string
	taskFilePath string
	doneFilePath string
}

func NewConfig() config {
	homePath := os.Getenv("HOME")
	todoDir, exists := os.LookupEnv("TODO_DIR")

	if !exists {
		todoDir = filepath.Join(homePath, ".todo")
	}

	_ = os.MkdirAll(todoDir, os.ModePerm)

	taskFilePath := filepath.Join(todoDir, "todo.txt")
	doneFilePath := filepath.Join(todoDir, "done.txt")

	if _, err := os.Stat(taskFilePath); os.IsNotExist(err) {
		_, e := os.Create(taskFilePath)
		if e != nil {
			log.Fatal(e)
		}

	}

	return config{
		todoDir:      todoDir,
		taskFilePath: taskFilePath,
		doneFilePath: doneFilePath,
	}
}