From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Thu, 27 May 2021 21:58:33 -0700
Subject: [PATCH] More PotionEffectType API


diff --git a/src/main/java/org/bukkit/Registry.java b/src/main/java/org/bukkit/Registry.java
index bfe0d98e6032c7633d6bb97382426f94fb437430..798aab0d644ca383ff4391685d854af65925fb0c 100644
--- a/src/main/java/org/bukkit/Registry.java
+++ b/src/main/java/org/bukkit/Registry.java
@@ -195,6 +195,25 @@ public interface Registry<T extends Keyed> extends Iterable<T> {
      * @see io.papermc.paper.world.structure.ConfiguredStructure
      */
     Registry<io.papermc.paper.world.structure.ConfiguredStructure> CONFIGURED_STRUCTURE = Bukkit.getUnsafe().registryFor(io.papermc.paper.world.structure.ConfiguredStructure.class);
+    /**
+     * Potion effect types.
+     *
+     * @see org.bukkit.potion.PotionEffectType
+     */
+    Registry<org.bukkit.potion.PotionEffectType> POTION_EFFECT_TYPE = new Registry<org.bukkit.potion.PotionEffectType>() {
+
+        @Nullable
+        @Override
+        public org.bukkit.potion.PotionEffectType get(@NotNull NamespacedKey key) {
+            return org.bukkit.potion.PotionEffectType.getByKey(key);
+        }
+
+        @NotNull
+        @Override
+        public Iterator<org.bukkit.potion.PotionEffectType> iterator() {
+            return Arrays.stream(org.bukkit.potion.PotionEffectType.values()).iterator();
+        }
+    };
     // Paper end
 
     /**
diff --git a/src/main/java/org/bukkit/potion/PotionEffectType.java b/src/main/java/org/bukkit/potion/PotionEffectType.java
index 22c28a503732671bc84c51372262e909d035c1fa..06e0f13d658b63b1fa984abb515eb0de704f9215 100644
--- a/src/main/java/org/bukkit/potion/PotionEffectType.java
+++ b/src/main/java/org/bukkit/potion/PotionEffectType.java
@@ -14,7 +14,7 @@ import org.jetbrains.annotations.Nullable;
 /**
  * Represents a type of potion and its effect on an entity.
  */
-public abstract class PotionEffectType implements Keyed {
+public abstract class PotionEffectType implements Keyed, net.kyori.adventure.translation.Translatable { // Paper - implement Translatable
     /**
      * Increases movement speed.
      */
@@ -358,4 +358,56 @@ public abstract class PotionEffectType implements Keyed {
     public static PotionEffectType[] values() {
         return Arrays.copyOfRange(byId, 1, byId.length);
     }
+    // Paper start
+    /**
+     * Gets the effect attributes in an immutable map.
+     *
+     * @return the attribute map
+     */
+    public abstract @NotNull Map<org.bukkit.attribute.Attribute, org.bukkit.attribute.AttributeModifier> getEffectAttributes();
+
+    /**
+     * Gets the true modifier amount based on the effect amplifier.
+     *
+     * @param attribute the attribute
+     * @param effectAmplifier the effect amplifier (0 indexed)
+     * @return the modifier amount
+     * @throws IllegalArgumentException if the supplied attribute is not present in the map from {@link #getEffectAttributes()}
+     */
+    public abstract double getAttributeModifierAmount(@NotNull org.bukkit.attribute.Attribute attribute, int effectAmplifier);
+
+    /**
+     * Gets the category of this effect
+     *
+     * @return the category
+     */
+    public abstract @NotNull PotionEffectType.Category getEffectCategory();
+
+    /**
+     * Category of {@link PotionEffectType}s
+     */
+    public enum Category {
+
+        BENEFICIAL(net.kyori.adventure.text.format.NamedTextColor.BLUE),
+        HARMFUL(net.kyori.adventure.text.format.NamedTextColor.RED),
+        NEUTRAL(net.kyori.adventure.text.format.NamedTextColor.BLUE);
+
+        private final net.kyori.adventure.text.format.TextColor color;
+
+        Category(net.kyori.adventure.text.format.TextColor color) {
+            this.color = color;
+        }
+
+        /**
+         * Gets the text color used when displaying potions
+         * of this category.
+         *
+         * @return the text color
+         */
+        @NotNull
+        public net.kyori.adventure.text.format.TextColor getColor() {
+            return color;
+        }
+    }
+    // Paper end
 }
diff --git a/src/main/java/org/bukkit/potion/PotionEffectTypeWrapper.java b/src/main/java/org/bukkit/potion/PotionEffectTypeWrapper.java
index c3a86bb1910158a8d13a675dfa7236dd6a3f397c..a7653806c0fa76f4b3342ea199fe892c514a4c27 100644
--- a/src/main/java/org/bukkit/potion/PotionEffectTypeWrapper.java
+++ b/src/main/java/org/bukkit/potion/PotionEffectTypeWrapper.java
@@ -40,4 +40,30 @@ public class PotionEffectTypeWrapper extends PotionEffectType {
     public Color getColor() {
         return getType().getColor();
     }
+    // Paper start
+    @Override
+    public @NotNull org.bukkit.NamespacedKey getKey() {
+        return this.getType().getKey();
+    }
+
+    @Override
+    public @NotNull java.util.Map<org.bukkit.attribute.Attribute, org.bukkit.attribute.AttributeModifier> getEffectAttributes() {
+        return this.getType().getEffectAttributes();
+    }
+
+    @Override
+    public double getAttributeModifierAmount(@NotNull org.bukkit.attribute.Attribute attribute, int effectAmplifier) {
+        return this.getType().getAttributeModifierAmount(attribute, effectAmplifier);
+    }
+
+    @Override
+    public @NotNull PotionEffectType.Category getEffectCategory() {
+        return this.getType().getEffectCategory();
+    }
+
+    @Override
+    public @NotNull String translationKey() {
+        return this.getType().translationKey();
+    }
+    // Paper end
 }