Simplify readychecker (#1457)

* Fix windows ready checker (Closes #1456)

* Add extra debugging line

* Extra debug info

Author: AlexMacocian

Daybreak.Core/Services/ApplicationLauncher/ApplicationLauncher.cs

@@ -439,6 +439,7 @@ is null
             return (default, []);
         }
 
+        scopedLogger.LogDebug("Waiting for Guild Wars to be ready...");
         var sw = Stopwatch.StartNew();
         var isReady = await this.guildWarsReadyChecker.WaitForReady(
             process,

Daybreak.Windows/Services/ApplicationLauncher/GuildWarsReadyChecker.cs

@@ -3,9 +3,6 @@
 using System.Core.Extensions;
 using System.Diagnostics;
 using System.Extensions.Core;
-using System.Runtime.InteropServices;
-using System.Text;
-using static Daybreak.Windows.Utils.NativeMethods;
 
 namespace Daybreak.Windows.Services.ApplicationLauncher;
 
@@ -17,8 +14,6 @@ internal sealed class GuildWarsReadyChecker(
     ILogger<GuildWarsReadyChecker> logger
 ) : IGuildWarsReadyChecker
 {
-    private const double LaunchMemoryThreshold = 200000000;
-
     private readonly ILogger<GuildWarsReadyChecker> logger = logger.ThrowIfNull();
 
     public async Task<bool> WaitForReady(Process process, TimeSpan timeout, CancellationToken cancellationToken)
@@ -41,87 +36,11 @@ public async Task<bool> WaitForReady(Process process, TimeSpan timeout, Cancella
                 continue;
             }
 
-            var windows = GetRootWindowsOfProcess(process.Id)
-                .Select(root => (root, GetChildWindows(root)))
-                .SelectMany(tuple =>
-                {
-                    tuple.Item2.Add(tuple.root);
-                    return tuple.Item2;
-                })
-                .Select(GetWindowTitle).ToList();
-
-            /*
-             * Detect when the game window has shown. Because both the updater and the game window are called Guild Wars,
-             * we need to look at the other windows created by the process. Especially, we need to detect the input windows
-             * to check when the game is ready to accept input
-             */
-            if (!windows.Contains("Guild Wars Reforged"))
-            {
-                continue;
-            }
-
-            var virtualMemory = process.VirtualMemorySize64;
-            if (virtualMemory < LaunchMemoryThreshold)
-            {
-                continue;
-            }
-
+            scopedLogger.LogInformation("Guild Wars process is ready and running");
             return true;
         }
 
         scopedLogger.LogError("Timed out waiting for Guild Wars to be ready");
         return false;
     }
-
-    private static List<IntPtr> GetRootWindowsOfProcess(int pid)
-    {
-        var rootWindows = GetChildWindows(IntPtr.Zero);
-        var dsProcRootWindows = new List<IntPtr>();
-        foreach (IntPtr hWnd in rootWindows)
-        {
-            _ = GetWindowThreadProcessId(hWnd, out var lpdwProcessId);
-            if (lpdwProcessId == pid)
-                dsProcRootWindows.Add(hWnd);
-        }
-
-        return dsProcRootWindows;
-    }
-
-    private static List<IntPtr> GetChildWindows(IntPtr parent)
-    {
-        var result = new List<IntPtr>();
-        var listHandle = GCHandle.Alloc(result);
-        try
-        {
-            var childProc = new Win32Callback(EnumWindow);
-            EnumChildWindows(parent, childProc, GCHandle.ToIntPtr(listHandle));
-        }
-        finally
-        {
-            if (listHandle.IsAllocated)
-                listHandle.Free();
-        }
-
-        return result;
-    }
-
-    private static string GetWindowTitle(IntPtr hwnd)
-    {
-        var titleLength = GetWindowTextLength(hwnd);
-        var titleBuffer = new StringBuilder(titleLength);
-        _ = GetWindowText(hwnd, titleBuffer, titleLength + 1);
-        return titleBuffer.ToString();
-    }
-
-    private static bool EnumWindow(IntPtr handle, IntPtr pointer)
-    {
-        var gch = GCHandle.FromIntPtr(pointer);
-        if (gch.Target is not List<IntPtr> list)
-        {
-            return false;
-        }
-
-        list.Add(handle);
-        return true;
-    }
 }