From abbbec4f26b1a8903b0cd7aa04f00d557602eaf3 Mon Sep 17 00:00:00 2001
From: Liza Carvelli <liza@carvel.li>
Date: Wed, 11 Oct 2023 03:21:19 +0200
Subject: [PATCH] Add GameUI Helpers

---
 GameUI/LAddon.cs    | 50 +++++++++++++++++++++++++++++++++++++++++++++
 GameUI/LAtkValue.cs | 14 +++++++++++++
 LLib.csproj         |  4 ----
 3 files changed, 64 insertions(+), 4 deletions(-)
 create mode 100644 GameUI/LAddon.cs
 create mode 100644 GameUI/LAtkValue.cs

diff --git a/GameUI/LAddon.cs b/GameUI/LAddon.cs
new file mode 100644
index 0000000..ee9e078
--- /dev/null
+++ b/GameUI/LAddon.cs
@@ -0,0 +1,50 @@
+using System;
+using System.Linq;
+using Dalamud.Plugin.Services;
+using FFXIVClientStructs.FFXIV.Component.GUI;
+
+namespace LLib.GameUI;
+
+public static class LAddon
+{
+    private const int UnitListCount = 18;
+    public static unsafe AtkUnitBase* GetAddonById(uint id)
+    {
+        var unitManagers = &AtkStage.GetSingleton()->RaptureAtkUnitManager->AtkUnitManager.DepthLayerOneList;
+        for (var i = 0; i < UnitListCount; i++)
+        {
+            var unitManager = &unitManagers[i];
+            foreach (var j in Enumerable.Range(0, Math.Min(unitManager->Count, unitManager->EntriesSpan.Length)))
+            {
+                var unitBase = unitManager->EntriesSpan[j].Value;
+                if (unitBase != null && unitBase->ID == id)
+                {
+                    return unitBase;
+                }
+            }
+        }
+
+        return null;
+    }
+
+    public static unsafe bool TryGetAddonByName<T>(this IGameGui gameGui, string addonName, out T* addonPtr)
+        where T : unmanaged
+    {
+        var a = gameGui.GetAddonByName(addonName);
+        if (a != IntPtr.Zero)
+        {
+            addonPtr = (T*)a;
+            return true;
+        }
+        else
+        {
+            addonPtr = null;
+            return false;
+        }
+    }
+
+    public static unsafe bool IsAddonReady(AtkUnitBase* addon)
+    {
+        return addon->IsVisible && addon->UldManager.LoadedState == AtkLoadState.Loaded;
+    }
+}
diff --git a/GameUI/LAtkValue.cs b/GameUI/LAtkValue.cs
new file mode 100644
index 0000000..427e7f6
--- /dev/null
+++ b/GameUI/LAtkValue.cs
@@ -0,0 +1,14 @@
+using Dalamud.Memory;
+using FFXIVClientStructs.FFXIV.Component.GUI;
+
+namespace LLib.GameUI;
+
+public static class LAtkValue
+{
+    public static unsafe string? ReadAtkString(this AtkValue atkValue)
+    {
+        if (atkValue.String != null)
+            return MemoryHelper.ReadSeStringNullTerminated(new nint(atkValue.String)).ToString();
+        return null;
+    }
+}
diff --git a/LLib.csproj b/LLib.csproj
index 698c0b8..ce1667e 100644
--- a/LLib.csproj
+++ b/LLib.csproj
@@ -46,8 +46,4 @@
             <Private>false</Private>
         </Reference>
     </ItemGroup>
-
-    <ItemGroup>
-      <Folder Include="ImGui\" />
-    </ItemGroup>
 </Project>