Added Plugin List (#137)

PathfinderAPI/Event/Menu/DrawMainMenuButtonEvent.cs

@@ -0,0 +1,213 @@
+using Hacknet;
+using Hacknet.Gui;
+using HarmonyLib;
+using Microsoft.Xna.Framework;
+using Mono.Cecil.Cil;
+using MonoMod.Cil;
+
+namespace Pathfinder.Event.Menu;
+
+public enum MainMenuButtonType : int
+{
+    Undefined = -1,
+    Unknown = 0,
+    NewSession = 1,
+    Continue = 1102,
+    Login = 11,
+    Settings = 3,
+    StartRelayServer = 4,
+    Extensions = 5,
+    NewLabyrinthSession = 7,
+    Exit = 15,
+}
+
+[HarmonyPatch]
+public class DrawMainMenuButtonEvent : MainMenuEvent
+{
+    delegate bool ButtonDrawDelegate(int id, int x, int y, int width, int height, string text, Color color, MainMenu self);
+
+    public ButtonData Data { get; }
+
+    public DrawMainMenuButtonEvent(MainMenu mainMenu, ButtonData data) : base(mainMenu)
+    {
+        Data = data;
+    }
+
+    [HarmonyILManipulator]
+    [HarmonyPatch(typeof(MainMenu), nameof(MainMenu.drawMainMenuButtons))]
+    private static void AfterMainMenuDraw(ILContext il)
+    {
+        ILCursor c = new ILCursor(il);
+
+        c.GotoNext(MoveType.After,
+            x => x.MatchLdcI4(450),
+            x => x.MatchLdcI4(50),
+            x => x.MatchLdstr("New Session"),
+            x => x.MatchCall(typeof(LocaleTerms), nameof(LocaleTerms.Loc)),
+            x => x.MatchLdsfld(typeof(MainMenu), nameof(MainMenu.buttonColor))
+        );
+        c.Remove();
+        c.Remove();
+        c.Emit(OpCodes.Ldarg_0);
+        c.Emit(OpCodes.Ldloca_S, (byte)0);
+        c.Emit(OpCodes.Ldloca_S, (byte)4);
+        c.EmitDelegate(ButtonDrawExecution);
+
+        // Continue Session Button
+        c.GotoNext(MoveType.After,
+            x => x.MatchLdfld(typeof(MainMenu), "canLoad"),
+            x => x.MatchBrtrue(out var _),
+            x => x.MatchCall(typeof(Color), "get_Black"),
+            x => x.MatchBr(out var _),
+            x => x.MatchLdsfld(typeof(MainMenu), nameof(MainMenu.buttonColor)),
+            x => x.MatchNop()
+        );
+        c.Remove();
+        c.Remove();
+        c.Emit(OpCodes.Ldarg_0);
+        c.Emit(OpCodes.Ldloca_S, (byte)0);
+        c.Emit(OpCodes.Ldloca_S, (byte)4);
+        c.EmitDelegate(ButtonDrawExecution);
+
+        c.GotoNext(MoveType.After,
+            x => x.MatchLdstr("Login"),
+            x => x.MatchCall(typeof(LocaleTerms), nameof(LocaleTerms.Loc)),
+            x => x.MatchLdloc(1),
+            x => x.MatchBrtrue(out var _),
+            x => x.MatchCall(typeof(Color), "get_Black"),
+            x => x.MatchBr(out var _),
+            x => x.MatchLdsfld(typeof(MainMenu), nameof(MainMenu.buttonColor)),
+            x => x.MatchNop()
+        );
+        c.Remove();
+        c.Remove();
+        c.Emit(OpCodes.Ldarg_0);
+        c.Emit(OpCodes.Ldloca_S, (byte)0);
+        c.Emit(OpCodes.Ldloca_S, (byte)4);
+        c.EmitDelegate(ButtonDrawExecution);
+
+        c.GotoNext(MoveType.After,
+            x => x.MatchLdstr("Settings"),
+            x => x.MatchCall(typeof(LocaleTerms), nameof(LocaleTerms.Loc)),
+            x => x.MatchLdsfld(typeof(MainMenu), nameof(MainMenu.buttonColor))
+        );
+        c.Remove();
+        c.Remove();
+        c.Emit(OpCodes.Ldarg_0);
+        c.Emit(OpCodes.Ldloca_S, (byte)0);
+        c.Emit(OpCodes.Ldloca_S, (byte)4);
+        c.EmitDelegate(ButtonDrawExecution);
+
+        c.GotoNext(MoveType.After,
+            x => x.MatchLdstr("Start Relay Server"),
+            x => x.MatchLdsfld(typeof(MainMenu), nameof(MainMenu.buttonColor))
+        );
+        c.Remove();
+        c.Remove();
+        c.Emit(OpCodes.Ldarg_0);
+        c.Emit(OpCodes.Ldloca_S, (byte)0);
+        c.Emit(OpCodes.Ldloca_S, (byte)4);
+        c.EmitDelegate(ButtonDrawExecution);
+
+        c.GotoNext(MoveType.After,
+            x => x.MatchLdstr("Extensions"),
+            x => x.MatchLdsfld(typeof(MainMenu), nameof(MainMenu.buttonColor))
+        );
+        c.Remove();
+        c.Remove();
+        c.Emit(OpCodes.Ldarg_0);
+        c.Emit(OpCodes.Ldloca_S, (byte)0);
+        c.Emit(OpCodes.Ldloca_S, (byte)4);
+        c.EmitDelegate(ButtonDrawExecution);
+
+        // New Labyrinth Session Button
+        c.GotoNext(MoveType.After,
+            x => x.MatchCall(typeof(Utils), nameof(Utils.rand)),
+            x => x.MatchSub(),
+            x => x.MatchCall(typeof(Color), nameof(Color.Lerp))
+        );
+        c.Remove();
+        c.Remove();
+        c.Emit(OpCodes.Ldarg_0);
+        c.Emit(OpCodes.Ldloca_S, (byte)0);
+        c.Emit(OpCodes.Ldloca_S, (byte)4);
+        c.EmitDelegate(ButtonDrawExecution);
+
+        c.GotoNext(MoveType.After,
+            x => x.MatchLdstr("Exit"),
+            x => x.MatchCall(typeof(LocaleTerms), nameof(LocaleTerms.Loc)),
+            x => x.MatchLdsfld(typeof(MainMenu), nameof(MainMenu.exitButtonColor))
+        );
+        c.Remove();
+        c.Remove();
+        c.Emit(OpCodes.Ldarg_0);
+        c.Emit(OpCodes.Ldloca_S, (byte)0);
+        c.Emit(OpCodes.Ldloca_S, (byte)4);
+        c.EmitDelegate(ButtonDrawExecution);
+    }
+
+    // I have no idea why it was implemented with two Y position indexers and fixing it would kind of be pointless, just gonna keep them equal
+    // If I don't do this at least two buttons could overlap
+    public static bool ButtonDrawExecution(int id, int x, int y, int width, int height, string text, Color color, MainMenu self, ref int yPosIndexOne, ref int yPostIndexTwo)
+    {
+        var loadButtonData = new ButtonData(id, x, y, width, height, text, color, Math.Max(yPosIndexOne, yPostIndexTwo));
+        var drawMainMenuButton = new DrawMainMenuButtonEvent(self, loadButtonData);
+        EventManager<DrawMainMenuButtonEvent>.InvokeAll(drawMainMenuButton);
+        yPosIndexOne = yPostIndexTwo = loadButtonData.YPositionIndex;
+
+        if(!drawMainMenuButton.Cancelled)
+            return Button.doButton(
+                loadButtonData.Id,
+                loadButtonData.X,
+                loadButtonData.Y,
+                loadButtonData.Width,
+                loadButtonData.Height,
+                loadButtonData.Text,
+                loadButtonData.Color
+            );
+        return false;
+    }
+
+    public class ButtonData
+    {
+        public const int DefaultButtonTopPadding = 15;
+
+        public int Id;
+        public int X;
+        public int Y;
+        public int Width;
+        public int Height;
+        public string Text;
+        public Color Color;
+        public int YPositionIndex;
+
+        private MainMenuButtonType _buttonType = MainMenuButtonType.Undefined;
+        public MainMenuButtonType ButtonType
+        {
+            get
+            {
+                if(_buttonType == MainMenuButtonType.Undefined)
+                {
+                    if(Enum.IsDefined(typeof(MainMenuButtonType), Id))
+                        _buttonType = (MainMenuButtonType)Id;
+                    else _buttonType = MainMenuButtonType.Unknown;
+                }
+                return _buttonType;
+            }
+        }
+
+        public ButtonData(int id, int x, int y, int width, int height, string text, Color color, int yPosIndex)
+        {
+            Id = id;
+            X = x;
+            Y = y;
+            Width = width;
+            Height = height;
+            Text = text;
+            Color = color;
+            YPositionIndex = yPosIndex;
+        }
+
+        public bool Is(MainMenuButtonType button) => ButtonType == button;
+    }
+}