using System;
using System.IO;

namespace BackupSystem {
    static class Program {
        const string DefaultDirectory = "Maps\\";
        const string EditorPathFile = "Maps\\Backup\\Editor.log";
        static string CopyPath = "Maps\\Backup\\" + DateTime.Today.ToShortDateString() + '\\';
        static bool KeyPress = false;

        static string ReadEditorPath() {
            Console.WriteLine("Введите путь к Редактору:");
            string s;
            while ((s = Console.ReadLine().Trim()) == "") { }
            if (!Path.HasExtension(s))
                s += ".exe";
            StreamWriter sw = new StreamWriter(EditorPathFile);
            sw.Write(s);
            sw.Close();
            return s;
        }

        static void Copy(string path) {
            if (!Path.HasExtension(path))
                path += ".w3x";
            try {
                if (File.Exists(path))
                    File.Copy(path, CopyPath + Path.GetFileName(path), true);
                else if (File.Exists(DefaultDirectory + path))
                    File.Copy(DefaultDirectory + path, CopyPath + Path.GetFileName(path), true);
                else
                    Console.WriteLine("Файла с именем \"" + path + "\" не существует.");
            }
            catch {
                Console.WriteLine("Не удалось скопировать файл \"" + path + "\".");
                KeyPress = true;
            }
        }

        static void Main(string[ ] args) {
            string s;
            if (args.Length == 0) {
                Console.WriteLine("Вас приветствует Backup System! Введите название карты:\n");
                while ((s = Console.ReadLine().Trim()) == "") { }
                if (!Directory.Exists(CopyPath))
                    Directory.CreateDirectory(CopyPath);
                Copy(s);
            } else {
                if (!Directory.Exists(CopyPath))
                    Directory.CreateDirectory(CopyPath);
                foreach (string argv in args)
                    Copy(argv);
            }
        editor:
            if (File.Exists(EditorPathFile)) {
                StreamReader sr = new StreamReader(EditorPathFile);
                s = sr.ReadLine();
                sr.Close();
            } else
                s = ReadEditorPath();
            try { System.Diagnostics.Process.Start(s); }
            catch {
                Console.WriteLine("Невозможно запустить Редактор (" + s + ").\n");
                s = ReadEditorPath();
                goto editor;
            }
            if (KeyPress) {
                Console.Write("\nДля продолжения нажмите любую клавишу...");
                Console.ReadKey(true);
            }
        }
    }
}