using System; using System.ComponentModel; using System.Diagnostics; using System.IO; using System.Media; using System.Net; using System.Net.Http; using System.Threading.Tasks; using System.Windows.Forms; using Giants.WebApi.Clients; using Microsoft.Win32; namespace Giants.Launcher { public partial class LauncherForm : Form { // Constant settings private const string GAME_NAME = "Giants: Citizen Kabuto"; private const string GAME_PATH = "GiantsMain.exe"; private const string REGISTRY_KEY = @"HKEY_CURRENT_USER\Software\PlanetMoon\Giants"; private const string REGISTRY_VALUE = "DestDir"; private const string UPDATE_URL = @"https://google.com"; // update me private readonly VersionClient httpClient; private string commandLine = String.Empty; private string gamePath = null; private Updater updater; public LauncherForm() { this.InitializeComponent(); // Set window title this.Text = GAME_NAME; this.httpClient = new VersionClient(new HttpClient()); this.httpClient.BaseUrl = "https://giants.azurewebsites.net"; } private void btnExit_Click(object sender, EventArgs e) { Application.Exit(); } private void btnPlay_Click(object sender, EventArgs e) { GameSettings.Save(); foreach (string c in Environment.GetCommandLineArgs()) { this.commandLine = this.commandLine + c + " "; } string commandLine = string.Format("{0} -launcher", this.commandLine.Trim()); try { Process gameProcess = new Process(); gameProcess.StartInfo.Arguments = commandLine; gameProcess.StartInfo.FileName = this.gamePath; gameProcess.StartInfo.WorkingDirectory = Path.GetDirectoryName(this.gamePath); gameProcess.Start(); Application.Exit(); } catch(Exception ex) { MessageBox.Show(string.Format("Failed to launch game process at: {0}. {1}", this.gamePath, ex.Message), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); } } private void btnOptions_Click(object sender, EventArgs e) { OptionsForm form = new OptionsForm(GAME_NAME + " Options", this.gamePath); form.ShowDialog(); } private async void LauncherForm_Load(object sender, EventArgs e) { // Find the game executable, first looking for it relative to our current directory and then // using the registry path if that fails. this.gamePath = Path.GetDirectoryName(Application.ExecutablePath) + "\\" + GAME_PATH; if (!File.Exists(this.gamePath)) { this.gamePath = (string)Registry.GetValue(REGISTRY_KEY, REGISTRY_VALUE, null); if (this.gamePath != null) this.gamePath = Path.Combine(this.gamePath, GAME_PATH); if (this.gamePath == null || !File.Exists(this.gamePath)) { string message = string.Format(Resources.AppNotFound, GAME_NAME); MessageBox.Show(message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); Application.Exit(); return; } } Version gameVersion = null; try { FileVersionInfo fvi = FileVersionInfo.GetVersionInfo(this.gamePath); gameVersion = new Version(fvi.FileVersion.Replace(',', '.')); } finally { if (gameVersion == null) { string message = string.Format(Resources.AppNotFound, GAME_NAME); MessageBox.Show(message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); Application.Exit(); } } // Read game settings from registry GameSettings.Load(this.gamePath); if ((int)GameSettings.Get("NoAutoUpdate") == 0) { // Check for updates this.updater = new Updater( appVersion: gameVersion, updateCompletedCallback: this.LauncherForm_DownloadCompletedCallback, updateProgressCallback: this.LauncherForm_DownloadProgressCallback); Task gameVersionInfo = this.GetVersionInfo("Giants"); Task launcherVersionInfo = this.GetVersionInfo("GiantsLauncher"); await Task.WhenAll(gameVersionInfo, launcherVersionInfo); await this.updater.UpdateApplication(ApplicationType.Game, gameVersionInfo.Result); await this.updater.UpdateApplication(ApplicationType.Launcher, launcherVersionInfo.Result); } } private async Task GetVersionInfo(string appName) { VersionInfo versionInfo; try { versionInfo = await this.httpClient.GetVersionInfoAsync(appName); return versionInfo; } catch (ApiException ex) { #if DEBUG MessageBox.Show($"Exception retrieving version information: {ex.StatusCode}"); #endif return null; } catch (Exception ex) { #if DEBUG MessageBox.Show($"Exception retrieving version information: {ex.Message}"); #endif return null; } } private void LauncherForm_MouseDown(object sender, MouseEventArgs e) { // Force window to be draggable even though we have no menu bar if (e.Button == MouseButtons.Left) { NativeMethods.ReleaseCapture(); NativeMethods.SendMessage(this.Handle, NativeMethods.WM_NCLBUTTONDOWN, NativeMethods.HT_CAPTION, 0); } } private void LauncherForm_Shown(object sender, EventArgs e) { this.btnOptions.Visible = true; this.btnPlay.Visible = true; this.btnExit.Visible = true; // Play intro sound SoundPlayer player = new SoundPlayer(Resources.LauncherStart); player.Play(); } private void LauncherForm_DownloadCompletedCallback(object sender, AsyncCompletedEventArgs e) { if (e.Cancelled) { return; } this.updateProgressBar.Value = 0; this.updateProgressBar.Visible = false; this.txtProgress.Visible = false; if (e.Error != null) { string errorMsg = string.Format(Resources.UpdateDownloadFailedText, e.Error.Message); MessageBox.Show(errorMsg, Resources.UpdateDownloadFailedTitle, MessageBoxButtons.OK, MessageBoxIcon.Error); return; } else { // Show "Download Complete" message, warn that we're closing MessageBox.Show(Resources.LauncherClosingText, Resources.LauncherClosingTitle); UpdateInfo updateInfo = (UpdateInfo)e.UserState; // Start the installer process Process updaterProcess = new Process(); updaterProcess.StartInfo.FileName = updateInfo.FilePath; updaterProcess.StartInfo.WorkingDirectory = Directory.GetCurrentDirectory(); if (updateInfo.ApplicationType == ApplicationType.Game) { // Default installation directory to current directory updaterProcess.StartInfo.Arguments = string.Format("/D {0}", Path.GetDirectoryName(Application.ExecutablePath)); } else if (updateInfo.ApplicationType == ApplicationType.Launcher) { // Default installation directory to current directory and launch a silent install updaterProcess.StartInfo.Arguments = string.Format("/S /D {0}", Path.GetDirectoryName(Application.ExecutablePath)); } updaterProcess.Start(); Application.Exit(); return; } } private void LauncherForm_DownloadProgressCallback(object sender, DownloadProgressChangedEventArgs e) { this.updateProgressBar.Visible = true; this.updateProgressBar.Value = e.ProgressPercentage; UpdateInfo info = (UpdateInfo)e.UserState; this.txtProgress.Visible = true; this.txtProgress.Text = string.Format(Resources.DownloadProgress, e.ProgressPercentage, (info.FileSize / 1024) / 1024); } } }