April Fools 2024

Dalamud/Interface/Fools24.cs

@@ -0,0 +1,96 @@
+using System.Diagnostics.CodeAnalysis;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+using Dalamud.Interface.Internal.Windows;
+using Dalamud.Networking.Http;
+
+using Serilog;
+
+namespace Dalamud.Interface;
+
+[ServiceManager.EarlyLoadedService]
+[SuppressMessage("StyleCop.CSharp.DocumentationRules", "SA1600:Elements should be documented", Justification = "One-off")]
+internal class Fools24 : IServiceType
+{
+    private readonly HappyHttpClient httpClient;
+
+    private CancellationTokenSource? cancellation;
+    private Task? horseIconTask = null;
+
+    private string[]? applicableIcons = null;
+
+    [ServiceManager.ServiceConstructor]
+    public Fools24(HappyHttpClient httpClient)
+    {
+        this.httpClient = httpClient;
+    }
+    
+    public bool IsWaitingForIconList => this.horseIconTask?.IsCompleted == false;
+
+    public bool Failed { get; private set; }
+    
+    public static bool IsDayApplicable()
+    {
+        var utcNow = DateTime.UtcNow;
+
+        var dateAhead = utcNow.AddHours(14);
+        var dateBehind = utcNow.AddHours(-12);
+
+        return dateAhead is { Day: 1, Month: 4 } || dateBehind is { Day: 1, Month: 4 } || DateTime.Now is { Day: 1, Month: 4 };
+    }
+    
+    public string? GetHorseIconLink(string internalName)
+    {
+        if (this.applicableIcons == null || this.applicableIcons.All(x => x != $"{internalName}.png"))
+            return null;
+        
+        return $"https://raw.githubusercontent.com/goaaats/horse-icons/main/icons/{internalName}.png";
+    }
+
+    public void NotifyInstallerWindowOpened()
+    {
+        if (!IsDayApplicable())
+            return;
+        
+        Service<PluginImageCache>.Get().ClearIconCache();
+
+        if (this.horseIconTask?.IsCompleted == false)
+            return;
+        
+        this.Failed = false;
+        try
+        {
+            this.cancellation = new CancellationTokenSource();
+            this.horseIconTask = this.httpClient.SharedHttpClient.GetStringAsync("https://raw.githubusercontent.com/goaaats/horse-icons/main/iconlist.txt", this.cancellation.Token)
+                .ContinueWith(
+                    f =>
+                    {
+                        if (!f.IsCompletedSuccessfully)
+                        {
+                            this.Failed = true;
+                            this.applicableIcons = null;
+                            return;
+                        }
+
+                        if (f.Result is not { Length: > 0 })
+                        {
+                            this.Failed = true;
+                            this.applicableIcons = null;
+                            return;
+                        }
+
+                        this.applicableIcons = f.Result.Split(
+                            '\n',
+                            StringSplitOptions.RemoveEmptyEntries);
+                    });
+            this.cancellation.CancelAfter(10000);
+        }
+        catch (Exception ex)
+        {
+            Log.Error(ex, "Failed to fetch horse icons");
+            this.Failed = true;
+        }
+    }
+}

Dalamud/Interface/Internal/Windows/PluginImageCache.cs

@@ -191,6 +191,11 @@ internal class PluginImageCache : IInternalDisposableService
     {
         iconTexture = null;
         loadedSince = null;
+        
+        // Wait for the horse icon list to be there, if applicable
+        var fools = Service<Fools24>.Get();
+        if (Fools24.IsDayApplicable() && fools.IsWaitingForIconList && !fools.Failed)
+            return false;
 
         if (manifest == null || manifest.InternalName == null)
         {
@@ -638,6 +643,14 @@ internal class PluginImageCache : IInternalDisposableService
     {
         if (isThirdParty)
             return manifest.IconUrl;
+        
+        var fools = Service<Fools24>.Get();
+        if (Fools24.IsDayApplicable())
+        {
+            var iconLink = fools.GetHorseIconLink(manifest.InternalName);
+            if (iconLink != null)
+                return iconLink;
+        }
 
         return MainRepoDip17ImageUrl.Format(manifest.Dip17Channel!, manifest.InternalName, "icon.png");
     }

Dalamud/Interface/Internal/Windows/PluginInstaller/PluginInstallerWindow.cs

@@ -268,6 +268,8 @@ internal class PluginInstallerWindow : Window, IDisposable
     /// <inheritdoc/>
     public override void OnOpen()
     {
+        Service<Fools24>.Get().NotifyInstallerWindowOpened();
+        
         var pluginManager = Service<PluginManager>.Get();
 
         _ = pluginManager.ReloadPluginMastersAsync();