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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Fri, 28 Jul 2023 15:02:44 -0700
Subject: [PATCH] Bandaid fix for Effect

Effect or LevelEvent needs to be replaced
but ideally after the enum PR has been merged
upstream. Until then, this test and these fixes
should address all the known issues with them

diff --git a/src/main/java/org/bukkit/craftbukkit/CraftEffect.java b/src/main/java/org/bukkit/craftbukkit/CraftEffect.java
index a4519762175c68256b1f303daca8b9408ac182bb..457e9093adb99d31ffc7f061d8c858f98c5d0572 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftEffect.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftEffect.java
@@ -16,12 +16,16 @@ public class CraftEffect {
     public static <T> int getDataValue(Effect effect, T data) {
         int datavalue;
         switch (effect) {
+        case PARTICLES_SCULK_CHARGE: // Paper - add missing effects
+        case TRIAL_SPAWNER_DETECT_PLAYER: // Paper - add missing effects
         case VILLAGER_PLANT_GROW:
             datavalue = (Integer) data;
             break;
         case POTION_BREAK:
+            if (data instanceof Potion) { // Paper - use Color for POTION_BREAK
             datavalue = ((Potion) data).toDamageValue() & 0x3F;
             break;
+            } // Paper - Color will fall through to cast below
         case INSTANT_POTION_BREAK:
             datavalue = ((Color) data).asRGB();
             break;
@@ -29,6 +33,13 @@ public class CraftEffect {
             Preconditions.checkArgument(data == Material.AIR || ((Material) data).isRecord(), "Invalid record type for Material %s!", data);
             datavalue = Item.getId(CraftItemType.bukkitToMinecraft((Material) data));
             break;
+        // Paper start - handle shoot white smoke event
+        case SHOOT_WHITE_SMOKE:
+            final BlockFace face = (BlockFace) data;
+            Preconditions.checkArgument(face.isCartesian(), face + " isn't cartesian");
+            datavalue = org.bukkit.craftbukkit.block.CraftBlock.blockFaceToNotch(face).get3DDataValue();
+            break;
+        // Paper end - handle shoot white smoke event
         case SMOKE:
             switch ((BlockFace) data) {
             case DOWN:
@@ -60,8 +71,15 @@ public class CraftEffect {
             }
             break;
         case STEP_SOUND:
+            if (data instanceof Material) { // Paper - support BlockData
             Preconditions.checkArgument(((Material) data).isBlock(), "Material %s is not a block!", data);
             datavalue = Block.getId(CraftBlockType.bukkitToMinecraft((Material) data).defaultBlockState());
+            // Paper start - support BlockData
+                break;
+            }
+        case PARTICLES_AND_SOUND_BRUSH_BLOCK_COMPLETE:
+            datavalue = Block.getId(((org.bukkit.craftbukkit.block.data.CraftBlockData) data).getState());
+            // Paper end
             break;
         case COMPOSTER_FILL_ATTEMPT:
             datavalue = ((Boolean) data) ? 1 : 0;
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index 551e13635a82df8f2a420a758d08d3ccb2128e8c..3cca22e7ef6a2558a539d67705fc64c0f8867fe8 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -1351,7 +1351,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
     public <T> void playEffect(Location loc, Effect effect, T data, int radius) {
         if (data != null) {
             Preconditions.checkArgument(effect.getData() != null, "Effect.%s does not have a valid Data", effect);
-            Preconditions.checkArgument(effect.getData().isAssignableFrom(data.getClass()), "%s data cannot be used for the %s effect", data.getClass().getName(), effect);
+            Preconditions.checkArgument(effect.isApplicable(data), "%s data cannot be used for the %s effect", data.getClass().getName(), effect); // Paper
         } else {
             // Special case: the axis is optional for ELECTRIC_SPARK
             Preconditions.checkArgument(effect.getData() == null || effect == Effect.ELECTRIC_SPARK, "Wrong kind of data for the %s effect", effect);
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index a003b72f5c0384712ffd39f6505a408e09cbbc25..6d6bbd1d40bbb6d8c0b9a03b6c69f98c0370e866 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -831,7 +831,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
         Preconditions.checkArgument(effect != null, "Effect cannot be null");
         if (data != null) {
             Preconditions.checkArgument(effect.getData() != null, "Effect.%s does not have a valid Data", effect);
-            Preconditions.checkArgument(effect.getData().isAssignableFrom(data.getClass()), "%s data cannot be used for the %s effect", data.getClass().getName(), effect);
+            Preconditions.checkArgument(effect.isApplicable(data), "%s data cannot be used for the %s effect", data.getClass().getName(), effect); // Paper
         } else {
             // Special case: the axis is optional for ELECTRIC_SPARK
             Preconditions.checkArgument(effect.getData() == null || effect == Effect.ELECTRIC_SPARK, "Wrong kind of data for the %s effect", effect);
diff --git a/src/test/java/org/bukkit/EffectTest.java b/src/test/java/org/bukkit/EffectTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..875eacc2e5776901ba8593d0183844db2571f71b
--- /dev/null
+++ b/src/test/java/org/bukkit/EffectTest.java
@@ -0,0 +1,64 @@
+package org.bukkit;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import net.minecraft.world.level.block.LevelEvent;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+public class EffectTest {
+
+    private static List<Integer> collectNmsLevelEvents() throws ReflectiveOperationException {
+        final List<Integer> events = new ArrayList<>();
+        for (final Field field : LevelEvent.class.getFields()) {
+            if (Modifier.isStatic(field.getModifiers()) && Modifier.isFinal(field.getModifiers()) && field.getType() == int.class) {
+                events.add((int) field.get(null));
+            }
+        }
+        return events;
+    }
+
+    private static boolean isNotDeprecated(Effect effect) throws ReflectiveOperationException {
+        return !Effect.class.getDeclaredField(effect.name()).isAnnotationPresent(Deprecated.class);
+    }
+
+    @SuppressWarnings("deprecation")
+    @Test
+    public void checkAllApiExists() throws ReflectiveOperationException {
+        Map<Integer, Effect> toId = new HashMap<>();
+        for (final Effect effect : Effect.values()) {
+            if (isNotDeprecated(effect)) {
+                final Effect put = toId.put(effect.getId(), effect);
+                assertNull(put, "duplicate API effect: " + put);
+            }
+        }
+
+        for (final Integer event : collectNmsLevelEvents()) {
+            assertNotNull(toId.get(event), "missing API Effect: " + event);
+        }
+    }
+
+    @SuppressWarnings("deprecation")
+    @Test
+    public void checkNoExtraApi() throws ReflectiveOperationException {
+        Map<Integer, Effect> toId = new HashMap<>();
+        for (final Effect effect : Effect.values()) {
+            if (isNotDeprecated(effect)) {
+                final Effect put = toId.put(effect.getId(), effect);
+                assertNull(put, "duplicate API effect: " + put);
+            }
+        }
+
+        final List<Integer> nmsEvents = collectNmsLevelEvents();
+        for (final Map.Entry<Integer, Effect> entry : toId.entrySet()) {
+            assertTrue(nmsEvents.contains(entry.getKey()), "Extra API Effect: " + entry.getValue());
+        }
+    }
+}