Add functions for entity default client visibility

Author: PseudoKnight

src/main/java/com/laytonsmith/abstraction/MCEntity.java

@@ -118,4 +118,8 @@ public interface MCEntity extends MCMetadatable {
 	boolean isInWater();
 
 	void setRotation(float yaw, float pitch);
+
+	boolean isVisibleByDefault();
+
+	void setVisibleByDefault(boolean visible);
 }

src/main/java/com/laytonsmith/abstraction/bukkit/entities/BukkitMCEntity.java

@@ -418,4 +418,23 @@ public boolean isInWater() {
 	public void setRotation(float yaw, float pitch) {
 		e.setRotation(yaw, pitch);
 	}
+
+	@Override
+	public boolean isVisibleByDefault() {
+		try {
+			return e.isVisibleByDefault();
+		} catch (NoSuchMethodError ex) {
+			// probably before 1.19.3
+			return true;
+		}
+	}
+
+	@Override
+	public void setVisibleByDefault(boolean visible) {
+		try {
+			e.setVisibleByDefault(visible);
+		} catch (NoSuchMethodError ex) {
+			// probably before 1.19.3
+		}
+	}
 }

src/main/java/com/laytonsmith/core/functions/EntityManagement.java

@@ -5674,4 +5674,63 @@ public Version since() {
 			return MSVersion.V3_3_5;
 		}
 	}
+
+	@api
+	@seealso({PlayerManagement.pshow_entity.class, PlayerManagement.phide_entity.class,
+			PlayerManagement.pcan_see_entity.class, set_entity_visible_by_default.class})
+	public static class is_entity_visible_by_default extends EntityGetterFunction {
+
+		@Override
+		public String getName() {
+			return "is_entity_visible_by_default";
+		}
+
+		@Override
+		public String docs() {
+			return "boolean {entityUUID} Returns an entity's default visibility to a client. (MC 1.19.3+)"
+					+ " Unrelated to the invisibility potion effect. If false,"
+					+ " pshow_entity() must be used before a player's client can see this entity.";
+		}
+
+		@Override
+		public Mixed exec(Target t, Environment env, Mixed... args) throws ConfigRuntimeException {
+			MCEntity entity = Static.getEntity(args[0], t);
+			return CBoolean.get(entity.isVisibleByDefault());
+		}
+
+		@Override
+		public Version since() {
+			return MSVersion.V3_3_5;
+		}
+	}
+
+	@api
+	@seealso({PlayerManagement.pshow_entity.class, PlayerManagement.phide_entity.class,
+			PlayerManagement.pcan_see_entity.class, is_entity_visible_by_default.class})
+	public static class set_entity_visible_by_default extends EntitySetterFunction {
+
+		@Override
+		public String getName() {
+			return "set_entity_visible_by_default";
+		}
+
+		@Override
+		public String docs() {
+			return "void {entityUUID, visibility} Sets an entity's default visibility to a client. (MC 1.19.3+)"
+					+ " Unrelated to the invisibility potion effect. If visibility is false,"
+					+ " pshow_entity() must be used before a player's client can see this entity.";
+		}
+
+		@Override
+		public Mixed exec(Target t, Environment env, Mixed... args) throws ConfigRuntimeException {
+			MCEntity entity = Static.getEntity(args[0], t);
+			entity.setVisibleByDefault(ArgumentValidation.getBooleanObject(args[1], t));
+			return CVoid.VOID;
+		}
+
+		@Override
+		public Version since() {
+			return MSVersion.V3_3_5;
+		}
+	}
 }