Allow getting/setting the sign's editor uuid (#10637)

* Allow getting/setting the sign's editor uuid

* rebased

---------

Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>

patches/api/0399-More-Sign-Block-API.patch

@@ -1,18 +1,43 @@
 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
 From: Jake Potrebic <jake.m.potrebic@gmail.com>
 Date: Fri, 23 Jun 2023 12:16:35 -0700
-Subject: [PATCH] Add Sign#getInteractableSideFor
+Subject: [PATCH] More Sign Block API
 
+Co-authored-by: SoSeDiK <mrsosedik@gmail.com>
 
 diff --git a/src/main/java/org/bukkit/block/Sign.java b/src/main/java/org/bukkit/block/Sign.java
-index 1fdb1144949adc3a2b5cbc3aca94d2f8e0c6d9ee..7983ccb54f5f358dea1ffb530b9cc5bd716fb9b1 100644
+index 1fdb1144949adc3a2b5cbc3aca94d2f8e0c6d9ee..340e3adcc57227f2e570826681ea81b9159805de 100644
 --- a/src/main/java/org/bukkit/block/Sign.java
 +++ b/src/main/java/org/bukkit/block/Sign.java
-@@ -187,4 +187,34 @@ public interface Sign extends TileState, Colorable {
+@@ -182,9 +182,58 @@ public interface Sign extends TileState, Colorable {
+     /**
+      * Gets the player that is currently allowed to edit this sign. <br>
+      * Edits from other players will be rejected if this value is not null.
++     * <br><br>You should prefer {@link #getAllowedEditorUniqueId()} if you don't
++     * need the player instance as this method will fetch the player from UUID.
+      *
+      * @return the player allowed to edit this sign, or null
       */
      @Nullable
      public Player getAllowedEditor();
-+    // Paper start - get side for player
++    // Paper start - More Sign Block API
++    /**
++     * Gets the allowed editor's UUID.
++     * <br>Edits from other players will be rejected if this value is not null.
++     *
++     * @return the allowed editor's UUID, or null
++     */
++    @Nullable java.util.UUID getAllowedEditorUniqueId();
++
++    /**
++     * Sets the allowed editor's UUID.
++     * <br><br><b>Note:</b> the server sets the UUID back to null if the player can't
++     * interact with the sign (is either offline or outside the allowed interaction range).
++     *
++     * @param uuid the allowed editor's UUID
++     */
++    void setAllowedEditorUniqueId(@Nullable java.util.UUID uuid);
++
 +    /**
 +     * Compute the side facing the specified entity.
 +     *
@@ -41,5 +66,5 @@ index 1fdb1144949adc3a2b5cbc3aca94d2f8e0c6d9ee..7983ccb54f5f358dea1ffb530b9cc5bd
 +     * @return the side the coordinates are facing
 +     */
 +    @NotNull Side getInteractableSideFor(double x, double z);
-+    // Paper end
++    // Paper end - More Sign Block API
  }