SaveWizard_rewritten/MainForm.cs

using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text.RegularExpressions;
using System.Windows.Forms;

namespace SaveWizard_rewritten
{
    public partial class MainForm: Form
    {
        private readonly string config_file_name = "update.cfg";

        [DllImport("SII_Decrypt.dll")]
        public static extern int GetFileFormat(string FileName);

        [DllImport("SII_Decrypt.dll")]
        public static extern int DecryptAndDecodeFile(string InputFile, string OutputFile);

        private Dictionary<TextBox, WindowText> items = null;

        private string opened_file_path, selected_game;

        private Dictionary<string, string> dlc = null;
        private Dictionary<string, bool> owns = null;

        public MainForm()
        {
            InitializeComponent();
            // Test stuff
            //string path = Path.Combine(Environment.CurrentDirectory, "configs");
            //if (Directory.Exists(path))
            //    Directory.Delete(path, true);
            //path = Path.Combine(Environment.CurrentDirectory, "update.cfg");
            //if (File.Exists(path))
            //    File.Delete(path);
        }

        private class WindowText
        {
            private CheckBox Check { get; set; }
            private string Str { get; set; }
            
            public WindowText(CheckBox _check, string _str)
            {
                Check = _check;
                Str = _str;
            }

            public CheckBox GetCheck()
            {
                return Check;
            }

            public string GetString()
            {
                return Str;
            }
        }

        private void boxTextChanged(object sender, EventArgs e)
        {
            TextBox _sender = sender as TextBox;
            items[_sender].GetCheck().Checked = false;
        }

        private void ValidateBasic(object sender, KeyPressEventArgs e)
        {
            if (!(e.KeyChar >= '0' && e.KeyChar <= '9') && !char.IsControl(e.KeyChar))
                e.Handled = true;
        }

        private void ValidateSkills(object sender, KeyPressEventArgs e)
        {
            if (!(e.KeyChar >= '0' && e.KeyChar <= '6') && !char.IsControl(e.KeyChar))
                e.Handled = true;
        }

        private void GetFileData(string filename)
        {
            string file_data = File.ReadAllText(filename);
            RegexHandler.FillLines(Regex.Split(file_data, "\n").ToList());
            
            foreach (KeyValuePair<TextBox, WindowText> item in items)
                item.Key.Text = RegexHandler.GetValue(RegexHandler.SearchLine(item.Value.GetString()));
            
            if (RegexHandler.SearchLine("company.volatile.stokes.calais") != 0)
                selected_game = "ets2";
            else if (RegexHandler.SearchLine("company.volatile.ed_mkt.elko") != 0)
                selected_game = "ats";
            else
                selected_game = null;
            if (selected_game != null)
            {
                string config_path = $"configs/{selected_game}/dlc.json";
                if (File.Exists(config_path))
                {
                    dlc = JsonConvert.DeserializeObject<Dictionary<string, string>>(File.ReadAllText(config_path));
                    owns = new Dictionary<string, bool>
                    {
                        { "base", true }
                    };
                    List<string> companies = RegexHandler.GetArrayItems(RegexHandler.SearchLine("companies:"));
                    foreach (var company in companies)
                        foreach (var item in dlc)
                            if (company.Contains(item.Value))
                                owns[item.Key] = true;
                    owns = null;
                }
                else
                    MessageBox.Show($"'dlc.json' from '{selected_game}' have errors or not found, functionality has been limited", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }

            btn_unlock_garages.Enabled = true;
            btn_recover_backup.Enabled = true;
            btn_apply_changes.Enabled = true;
        }

        private void ClearData()
        {
            opened_file_path = null;
            RegexHandler.FillLines(null);
            selected_game = null;
            dlc = null;
            owns = null;
            foreach (KeyValuePair<TextBox, WindowText> item in items)
            {
                item.Key.Text = "";
                item.Value.GetCheck().Checked = true;
            }
            btn_unlock_garages.Enabled = false;
            btn_recover_backup.Enabled = false;
            btn_apply_changes.Enabled = false;
        }

        private void MainForm_FormClosed(object sender, FormClosedEventArgs e)
        {
            Application.Exit();
        }

        private void MainForm_Load(object sender, EventArgs e)
        {
            items = new Dictionary<TextBox, WindowText>
            {
                { txt_money, new WindowText(chk_money, "money_account:") },
                { txt_experience, new WindowText(chk_experience, "experience_points:") },
                { txt_loan_limit, new WindowText(chk_loan_limit, "loan_limit:") },
                { txt_long_distance, new WindowText(chk_long_distance, "long_dist:") },
                { txt_high_value_cargo, new WindowText(chk_high_value_cargo, "heavy:") },
                { txt_fragile_cargo, new WindowText(chk_fragile_cargo, "fragile:") },
                { txt_urgent_delivery, new WindowText(chk_urgent_delivery, "urgent:") },
                { txt_ecodriving, new WindowText(chk_ecodriving, "mechanical:") },
            };
            KeyPressEventHandler basic = new KeyPressEventHandler(ValidateBasic);
            txt_money.KeyPress += basic;
            txt_experience.KeyPress += basic;
            txt_loan_limit.KeyPress += basic;
            //txt_adr.KeyPress += new KeyPressEventHandler(ValidateADR);
            KeyPressEventHandler skills = new KeyPressEventHandler(ValidateSkills);
            txt_long_distance.KeyPress += skills;
            txt_high_value_cargo.KeyPress += skills;
            txt_fragile_cargo.KeyPress += skills;
            txt_urgent_delivery.KeyPress += skills;
            txt_ecodriving.KeyPress += skills;
            foreach (TextBox txtbox in items.Keys)
                txtbox.TextChanged += boxTextChanged;
            Dictionary<string, bool> update_conf = new Dictionary<string, bool>
            {
                { "update_on_start", false }
            };
            string path = Path.Combine(Environment.CurrentDirectory, config_file_name);
            if (File.Exists(path))
                update_conf = JsonConvert.DeserializeObject<Dictionary<string, bool>>(File.ReadAllText(path));
            if (update_conf["update_on_start"])
            {
                chk_update_on_start.Checked = true;
                UpdateForm window = new UpdateForm();
                window.ShowDialog();
                window.Focus();
            }
        }

        private void chk_update_on_start_CheckedChanged(object sender, EventArgs e)
        {
            File.WriteAllText(
                Path.Combine(Environment.CurrentDirectory, config_file_name),
                JsonConvert.SerializeObject(new Dictionary<string, bool>
                {
                    { "update_on_start", chk_update_on_start.Checked }
                })
            );
        }

        private void btn_open_save_Click(object sender, EventArgs e)
        {
            ClearData();
            OpenFileDialog ofd = new OpenFileDialog()
            {
                Title = "Выберите файл сохранения",
                Filter = "Сохранение в формате SII|game.sii",
                Multiselect = false,
            };
            if (ofd.ShowDialog() == DialogResult.OK)
            {
                if (GetFileFormat(ofd.FileName) == 2)
                {
                    if (DecryptAndDecodeFile(ofd.FileName, ofd.FileName) != 0)
                    {
                        MessageBox.Show("Something went wrong with decrypting file. Try again.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
                        return;
                    }
                }
                GetFileData(ofd.FileName);
                opened_file_path = ofd.FileName;
            }
        }
    }
}