package main

import (
	"encoding/json"
	"fmt"
	"os"
	"path/filepath"
)

// getStoragePath returns the path to the .doxa-todo directory and file
func getStoragePath() string {
	home, err := os.UserHomeDir()
	if err != nil {
		return "doxa_todo.json" // fallback to current directory
	}
	configDir := filepath.Join(home, ".doxa-todo")

	// Create directory if it doesn't exist
	if _, err := os.Stat(configDir); os.IsNotExist(err) {
		os.MkdirAll(configDir, 0755)
	}

	return filepath.Join(configDir, "doxa_todo.json")
}

// loadTodos loads all todos from the storage file
func loadTodos() []Todo {
	path := getStoragePath()
	file, err := os.ReadFile(path)
	if err != nil {
		return []Todo{}
	}
	var todos []Todo
	json.Unmarshal(file, &todos)
	return todos
}

// saveTodos saves all todos to the storage file
func saveTodos(todos []Todo) {
	path := getStoragePath()
	data, err := json.MarshalIndent(todos, "", "  ")
	if err != nil {
		fmt.Println("Chyba při ukládání dat:", err)
		return
	}
	os.WriteFile(path, data, 0644)
}