Paper/patches/api/0302-Add-basic-Datapack-API.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Connor Linfoot <connorlinfoot@me.com>
Date: Sun, 16 May 2021 15:07:34 +0100
Subject: [PATCH] Add basic Datapack API


diff --git a/src/main/java/io/papermc/paper/datapack/Datapack.java b/src/main/java/io/papermc/paper/datapack/Datapack.java
new file mode 100644
index 0000000000000000000000000000000000000000..7b2ab0be10a21e0496ad1d485ff8cb2c0b92a2cb
--- /dev/null
+++ b/src/main/java/io/papermc/paper/datapack/Datapack.java
@@ -0,0 +1,32 @@
+package io.papermc.paper.datapack;
+
+import org.checkerframework.checker.nullness.qual.NonNull;
+
+public interface Datapack {
+
+    /**
+     * @return the name of the pack
+     */
+    @NonNull
+    String getName();
+
+    /**
+     * @return the compatibility of the pack
+     */
+    @NonNull
+    Compatibility getCompatibility();
+
+    /**
+     * @return whether or not the pack is currently enabled
+     */
+    boolean isEnabled();
+
+    void setEnabled(boolean enabled);
+
+    enum Compatibility {
+        TOO_OLD,
+        TOO_NEW,
+        COMPATIBLE,
+    }
+
+}
diff --git a/src/main/java/io/papermc/paper/datapack/DatapackManager.java b/src/main/java/io/papermc/paper/datapack/DatapackManager.java
new file mode 100644
index 0000000000000000000000000000000000000000..58f78d5e91beacaf710f62461cf869f70d08b2a2
--- /dev/null
+++ b/src/main/java/io/papermc/paper/datapack/DatapackManager.java
@@ -0,0 +1,21 @@
+package io.papermc.paper.datapack;
+
+import org.checkerframework.checker.nullness.qual.NonNull;
+
+import java.util.Collection;
+
+public interface DatapackManager {
+
+    /**
+     * @return all the packs known to the server
+     */
+    @NonNull
+    Collection<Datapack> getPacks();
+
+    /**
+     * @return all the packs which are currently enabled
+     */
+    @NonNull
+    Collection<Datapack> getEnabledPacks();
+
+}
diff --git a/src/main/java/org/bukkit/Bukkit.java b/src/main/java/org/bukkit/Bukkit.java
index 4bd7fee100800d0ede600afcde2277b1de9e52f2..071a0013ac4bad6483c1400e8eb7b842fa1b7496 100644
--- a/src/main/java/org/bukkit/Bukkit.java
+++ b/src/main/java/org/bukkit/Bukkit.java
@@ -1973,6 +1973,14 @@ public final class Bukkit {
     public static com.destroystokyo.paper.entity.ai.MobGoals getMobGoals() {
         return server.getMobGoals();
     }
+
+    /**
+     * @return the datapack manager
+     */
+    @NotNull
+    public static io.papermc.paper.datapack.DatapackManager getDatapackManager() {
+        return server.getDatapackManager();
+    }
     // Paper end
 
     @NotNull
diff --git a/src/main/java/org/bukkit/Server.java b/src/main/java/org/bukkit/Server.java
index dcdd0c3f3d03e4a3043909cf051faeb665115c34..f05edac8cdd33daaf1d15a526be4d2ac2b08846d 100644
--- a/src/main/java/org/bukkit/Server.java
+++ b/src/main/java/org/bukkit/Server.java
@@ -1729,5 +1729,11 @@ public interface Server extends PluginMessageRecipient, net.kyori.adventure.audi
      */
     @NotNull
     com.destroystokyo.paper.entity.ai.MobGoals getMobGoals();
+
+    /**
+     * @return the datapack manager
+     */
+    @NotNull
+    io.papermc.paper.datapack.DatapackManager getDatapackManager();
     // Paper end
 }