barrows plugin: add puzzle solver

runelite-client/src/main/java/net/runelite/client/plugins/barrows/BarrowsConfig.java

@@ -86,4 +86,15 @@ public interface BarrowsConfig extends Config
 	{
 		return Color.RED;
 	}
+
+	@ConfigItem(
+		keyName = "showPuzzleAnswer",
+		name = "Show Puzzle Answer",
+		description = "Configures if the puzzle answer should be shown.",
+		position = 5
+	)
+	default boolean showPuzzleAnswer()
+	{
+		return true;
+	}
 }

runelite-client/src/main/java/net/runelite/client/plugins/barrows/BarrowsOverlay.java

@@ -27,6 +27,7 @@ package net.runelite.client.plugins.barrows;
 import java.awt.Color;
 import java.awt.Dimension;
 import java.awt.Graphics2D;
+import java.awt.Rectangle;
 import java.util.List;
 import javax.inject.Inject;
 import net.runelite.api.Client;
@@ -38,6 +39,7 @@ import net.runelite.api.Perspective;
 import net.runelite.api.Player;
 import net.runelite.api.WallObject;
 import net.runelite.api.coords.LocalPoint;
+import net.runelite.api.widgets.Widget;
 import net.runelite.client.ui.overlay.Overlay;
 import net.runelite.client.ui.overlay.OverlayLayer;
 import net.runelite.client.ui.overlay.OverlayPosition;
@@ -66,6 +68,7 @@ class BarrowsOverlay extends Overlay
 		Player local = client.getLocalPlayer();
 		final Color npcColor = getMinimapDotColor(1);
 		final Color playerColor = getMinimapDotColor(2);
+		Widget puzzleAnswer = plugin.getPuzzleAnswer();
 
 		// tunnels are only on z=0
 		if (!plugin.getWalls().isEmpty() && client.getPlane() == 0 && config.showMinimap())
@@ -119,6 +122,13 @@ class BarrowsOverlay extends Overlay
 			renderBarrowsBrothers(graphics);
 		}
 
+		if (puzzleAnswer != null && config.showPuzzleAnswer() && !puzzleAnswer.isHidden())
+		{
+			Rectangle answerRect = puzzleAnswer.getBounds();
+			graphics.setColor(Color.GREEN);
+			graphics.draw(answerRect);
+		}
+
 		return null;
 	}
 

runelite-client/src/main/java/net/runelite/client/plugins/barrows/BarrowsPlugin.java

@@ -24,6 +24,7 @@
  */
 package net.runelite.client.plugins.barrows;
 
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Sets;
 import com.google.inject.Provides;
 import java.util.HashSet;
@@ -82,6 +83,11 @@ public class BarrowsPlugin extends Plugin
 	);
 
 	private static final Set<Integer> BARROWS_LADDERS = Sets.newHashSet(NullObjectID.NULL_20675, NullObjectID.NULL_20676, NullObjectID.NULL_20677);
+	private static final ImmutableList<WidgetInfo> POSSIBLE_SOLUTIONS = ImmutableList.of(
+		WidgetInfo.BARROWS_PUZZLE_ANSWER1,
+		WidgetInfo.BARROWS_PUZZLE_ANSWER2,
+		WidgetInfo.BARROWS_PUZZLE_ANSWER3
+	);
 
 	@Getter(AccessLevel.PACKAGE)
 	private final Set<WallObject> walls = new HashSet<>();
@@ -89,6 +95,9 @@ public class BarrowsPlugin extends Plugin
 	@Getter(AccessLevel.PACKAGE)
 	private final Set<GameObject> ladders = new HashSet<>();
 
+	@Getter
+	private Widget puzzleAnswer;
+
 	@Inject
 	private OverlayManager overlayManager;
 
@@ -130,6 +139,7 @@ public class BarrowsPlugin extends Plugin
 		overlayManager.remove(brotherOverlay);
 		walls.clear();
 		ladders.clear();
+		puzzleAnswer = null;
 
 		// Restore widgets
 		final Widget potential = client.getWidget(WidgetInfo.BARROWS_POTENTIAL);
@@ -213,6 +223,7 @@ public class BarrowsPlugin extends Plugin
 			// on region changes the tiles get set to null
 			walls.clear();
 			ladders.clear();
+			puzzleAnswer = null;
 		}
 	}
 
@@ -243,5 +254,21 @@ public class BarrowsPlugin extends Plugin
 				.runeLiteFormattedMessage(message.build())
 				.build());
 		}
+		else if (event.getGroupId() == WidgetID.BARROWS_PUZZLE_GROUP_ID)
+		{
+			final int answer = client.getWidget(WidgetInfo.BARROWS_FIRST_PUZZLE).getModelId() - 3;
+			puzzleAnswer = null;
+
+			for (WidgetInfo puzzleNode : POSSIBLE_SOLUTIONS)
+			{
+				final Widget widgetToCheck = client.getWidget(puzzleNode);
+
+				if (widgetToCheck != null && widgetToCheck.getModelId() == answer)
+				{
+					puzzleAnswer = client.getWidget(puzzleNode);
+					break;
+				}
+			}
+		}
 	}
 }