From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: YouHaveTrouble <youhavetrouble@youhavetrouble.me>
Date: Sat, 23 Jul 2022 14:40:38 +0200
Subject: [PATCH] Debug Marker API


diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index 82c8dc67fc40e253a4765a215864d40c007de3c2..efb81eec2680fc9ae2b92edead07d1d78fbe2b00 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -1643,6 +1643,42 @@ public final class CraftServer implements Server {
         net.minecraft.world.item.ItemStack itemStack = net.minecraft.world.item.ItemStack.fromBukkitCopy(new ItemStack(material));
         MinecraftServer.getServer().fuelValues().values.keySet().removeIf(itemStack::is);
     }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration) {
+        sendBlockHighlight(location, duration, "", 0x6400FF00);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, int argb) {
+        sendBlockHighlight(location, duration, "", argb);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, String text) {
+        sendBlockHighlight(location, duration, text, 0x6400FF00);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, String text, int argb) {
+        this.worlds.forEach((name, world) -> world.sendBlockHighlight(location, duration, text, argb));
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, org.bukkit.Color color, int transparency) {
+        sendBlockHighlight(location, duration, "", color, transparency);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, String text, org.bukkit.Color color, int transparency) {
+        if (transparency < 0 || transparency > 255) throw new IllegalArgumentException("transparency is outside of 0-255 range");
+        sendBlockHighlight(location, duration, text, transparency << 24 | color.asRGB());
+    }
+
+    @Override
+    public void clearBlockHighlights() {
+        this.worlds.forEach((name, world) -> clearBlockHighlights());
+    }
     // Purpur End
 
     @Override
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index 4f3da35084d1c69d1b697196a17f932fedee9b88..eb9bb689a52a7e9c95d6f2e07bb16799286e9057 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -2378,6 +2378,42 @@ public class CraftWorld extends CraftRegionAccessor implements World {
     public float getLocalDifficultyAt(Location location) {
         return getHandle().getCurrentDifficultyAt(io.papermc.paper.util.MCUtil.toBlockPosition(location)).getEffectiveDifficulty();
     }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration) {
+        sendBlockHighlight(location, duration, "", 0x6400FF00);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, int argb) {
+        sendBlockHighlight(location, duration, "", argb);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, String text) {
+        sendBlockHighlight(location, duration, text, 0x6400FF00);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, String text, int argb) {
+        net.minecraft.network.protocol.game.DebugPackets.sendGameTestAddMarker(getHandle(), io.papermc.paper.util.MCUtil.toBlockPosition(location), text, argb, duration);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, org.bukkit.Color color, int transparency) {
+        sendBlockHighlight(location, duration, "", color, transparency);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, String text, org.bukkit.Color color, int transparency) {
+        if (transparency < 0 || transparency > 255) throw new IllegalArgumentException("transparency is outside of 0-255 range");
+        sendBlockHighlight(location, duration, text, transparency << 24 | color.asRGB());
+    }
+
+    @Override
+    public void clearBlockHighlights() {
+        net.minecraft.network.protocol.game.DebugPackets.sendGameTestClearPacket(getHandle());
+    }
     // Purpur end
 
     @Override
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 02ef1446ed3ef1bc15949a2bc9dacc842cf2f02d..2a2f19d9fe756b9e017cb5640343d2a7852e7ece 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -3606,5 +3606,43 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
     public void resetIdleTimer() {
         getHandle().resetLastActionTime();
     }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration) {
+        sendBlockHighlight(location, duration, "", 0x6400FF00);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, int argb) {
+        sendBlockHighlight(location, duration, "", argb);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, String text) {
+        sendBlockHighlight(location, duration, text, 0x6400FF00);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, String text, int argb) {
+        if (this.getHandle().connection == null) return;
+        this.getHandle().connection.send(new net.minecraft.network.protocol.common.ClientboundCustomPayloadPacket(new net.minecraft.network.protocol.common.custom.GameTestAddMarkerDebugPayload(io.papermc.paper.util.MCUtil.toBlockPosition(location), argb, text, duration)));
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, org.bukkit.Color color, int transparency) {
+        sendBlockHighlight(location, duration, "", color, transparency);
+    }
+
+    @Override
+    public void sendBlockHighlight(Location location, int duration, String text, org.bukkit.Color color, int transparency) {
+        if (transparency < 0 || transparency > 255) throw new IllegalArgumentException("transparency is outside of 0-255 range");
+        sendBlockHighlight(location, duration, text, transparency << 24 | color.asRGB());
+    }
+
+    @Override
+    public void clearBlockHighlights() {
+        if (this.getHandle().connection == null) return;
+        this.getHandle().connection.send(new net.minecraft.network.protocol.common.ClientboundCustomPayloadPacket(new net.minecraft.network.protocol.common.custom.GameTestClearMarkersDebugPayload()));
+    }
     // Purpur end
 }