diff --git a/.gitignore b/.gitignore
index a5b1113..b63da45 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,21 +1,42 @@
.gradle
-**/build/
-!src/**/build/
+build/
+!gradle/wrapper/gradle-wrapper.jar
+!**/src/main/**/build/
+!**/src/test/**/build/
-# Ignore Gradle GUI config
-gradle-app.setting
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
-# Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
-!gradle-wrapper.jar
-
-# Avoid ignore Gradle wrappper properties
-!gradle-wrapper.properties
-
-# Cache of project
-.gradletasknamecache
-
-# Eclipse Gradle plugin generated files
-# Eclipse Core
-.project
-# JDT-specific (Eclipse Java Development Tools)
+### Eclipse ###
+.apt_generated
.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
\ No newline at end of file
diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..13566b8
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
new file mode 100644
index 0000000..2a65317
--- /dev/null
+++ b/.idea/gradle.xml
@@ -0,0 +1,17 @@
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..4a4c03e
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,15 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/uiDesigner.xml b/.idea/uiDesigner.xml
new file mode 100644
index 0000000..2b63946
--- /dev/null
+++ b/.idea/uiDesigner.xml
@@ -0,0 +1,124 @@
+
+
+
+
+ -
+
+
+ -
+
+
+ -
+
+
+ -
+
+
+ -
+
+
+
+
+
+ -
+
+
+
+
+
+ -
+
+
+
+
+
+ -
+
+
+
+
+
+ -
+
+
+
+
+ -
+
+
+
+
+ -
+
+
+
+
+ -
+
+
+
+
+ -
+
+
+
+
+ -
+
+
+
+
+ -
+
+
+ -
+
+
+
+
+ -
+
+
+
+
+ -
+
+
+
+
+ -
+
+
+
+
+ -
+
+
+
+
+ -
+
+
+ -
+
+
+ -
+
+
+ -
+
+
+ -
+
+
+
+
+ -
+
+
+ -
+
+
+
+
+
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..fcdf5ec
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,41 @@
+plugins {
+ id 'java'
+ id 'java-library'
+}
+
+allprojects {
+
+ apply plugin: 'java'
+
+ group = 'me.tofaa.entitylib'
+ version = '1.0-SNAPSHOT'
+
+ java.sourceCompatibility = JavaVersion.VERSION_1_8
+ java.targetCompatibility = JavaVersion.VERSION_1_8
+
+ repositories {
+ mavenCentral()
+ maven {
+ url = 'https://jitpack.io/'
+ }
+ maven {
+ name = 'papermc'
+ url = 'https://repo.papermc.io/repository/maven-public/'
+ }
+ maven {
+ name = 'codemc-repo'
+ url = 'https://repo.codemc.io/repository/maven-releases/'
+ }
+ maven {
+ url = "https://oss.sonatype.org/content/groups/public/"
+ }
+ maven { url = "https://repo.codemc.org/repository/maven-public/" }
+ }
+
+}
+
+
+dependencies {
+ compileOnly("com.github.retrooper.packetevents:spigot:2.0.2")
+}
+
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..249e583
Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..ea829b1
--- /dev/null
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Mon Nov 27 02:38:48 TRT 2023
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
diff --git a/gradlew b/gradlew
new file mode 100644
index 0000000..1b6c787
--- /dev/null
+++ b/gradlew
@@ -0,0 +1,234 @@
+#!/bin/sh
+
+#
+# Copyright © 2015-2021 the original authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+#
+# Gradle start up script for POSIX generated by Gradle.
+#
+# Important for running:
+#
+# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is
+# noncompliant, but you have some other compliant shell such as ksh or
+# bash, then to run this script, type that shell name before the whole
+# command line, like:
+#
+# ksh Gradle
+#
+# Busybox and similar reduced shells will NOT work, because this script
+# requires all of these POSIX shell features:
+# * functions;
+# * expansions «$var», «${var}», «${var:-default}», «${var+SET}»,
+# «${var#prefix}», «${var%suffix}», and «$( cmd )»;
+# * compound commands having a testable exit status, especially «case»;
+# * various built-in commands including «command», «set», and «ulimit».
+#
+# Important for patching:
+#
+# (2) This script targets any POSIX shell, so it avoids extensions provided
+# by Bash, Ksh, etc; in particular arrays are avoided.
+#
+# The "traditional" practice of packing multiple parameters into a
+# space-separated string is a well documented source of bugs and security
+# problems, so this is (mostly) avoided, by progressively accumulating
+# options in "$@", and eventually passing that to Java.
+#
+# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS,
+# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly;
+# see the in-line comments for details.
+#
+# There are tweaks for specific operating systems such as AIX, CygWin,
+# Darwin, MinGW, and NonStop.
+#
+# (3) This script is generated from the Groovy template
+# https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+# within the Gradle project.
+#
+# You can find Gradle at https://github.com/gradle/gradle/.
+#
+##############################################################################
+
+# Attempt to set APP_HOME
+
+# Resolve links: $0 may be a link
+app_path=$0
+
+# Need this for daisy-chained symlinks.
+while
+ APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path
+ [ -h "$app_path" ]
+do
+ ls=$( ls -ld "$app_path" )
+ link=${ls#*' -> '}
+ case $link in #(
+ /*) app_path=$link ;; #(
+ *) app_path=$APP_HOME$link ;;
+ esac
+done
+
+APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
+
+APP_NAME="Gradle"
+APP_BASE_NAME=${0##*/}
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD=maximum
+
+warn () {
+ echo "$*"
+} >&2
+
+die () {
+ echo
+ echo "$*"
+ echo
+ exit 1
+} >&2
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "$( uname )" in #(
+ CYGWIN* ) cygwin=true ;; #(
+ Darwin* ) darwin=true ;; #(
+ MSYS* | MINGW* ) msys=true ;; #(
+ NONSTOP* ) nonstop=true ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+ if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+ # IBM's JDK on AIX uses strange locations for the executables
+ JAVACMD=$JAVA_HOME/jre/sh/java
+ else
+ JAVACMD=$JAVA_HOME/bin/java
+ fi
+ if [ ! -x "$JAVACMD" ] ; then
+ die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+ fi
+else
+ JAVACMD=java
+ which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
+ case $MAX_FD in #(
+ max*)
+ MAX_FD=$( ulimit -H -n ) ||
+ warn "Could not query maximum file descriptor limit"
+ esac
+ case $MAX_FD in #(
+ '' | soft) :;; #(
+ *)
+ ulimit -n "$MAX_FD" ||
+ warn "Could not set maximum file descriptor limit to $MAX_FD"
+ esac
+fi
+
+# Collect all arguments for the java command, stacking in reverse order:
+# * args from the command line
+# * the main class name
+# * -classpath
+# * -D...appname settings
+# * --module-path (only if needed)
+# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables.
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if "$cygwin" || "$msys" ; then
+ APP_HOME=$( cygpath --path --mixed "$APP_HOME" )
+ CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" )
+
+ JAVACMD=$( cygpath --unix "$JAVACMD" )
+
+ # Now convert the arguments - kludge to limit ourselves to /bin/sh
+ for arg do
+ if
+ case $arg in #(
+ -*) false ;; # don't mess with options #(
+ /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath
+ [ -e "$t" ] ;; #(
+ *) false ;;
+ esac
+ then
+ arg=$( cygpath --path --ignore --mixed "$arg" )
+ fi
+ # Roll the args list around exactly as many times as the number of
+ # args, so each arg winds up back in the position where it started, but
+ # possibly modified.
+ #
+ # NB: a `for` loop captures its iteration list before it begins, so
+ # changing the positional parameters here affects neither the number of
+ # iterations, nor the values presented in `arg`.
+ shift # remove old arg
+ set -- "$@" "$arg" # push replacement arg
+ done
+fi
+
+# Collect all arguments for the java command;
+# * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
+# shell script including quotes and variable substitutions, so put them in
+# double quotes to make sure that they get re-expanded; and
+# * put everything else in single quotes, so that it's not re-expanded.
+
+set -- \
+ "-Dorg.gradle.appname=$APP_BASE_NAME" \
+ -classpath "$CLASSPATH" \
+ org.gradle.wrapper.GradleWrapperMain \
+ "$@"
+
+# Use "xargs" to parse quoted args.
+#
+# With -n1 it outputs one arg per line, with the quotes and backslashes removed.
+#
+# In Bash we could simply go:
+#
+# readarray ARGS < <( xargs -n1 <<<"$var" ) &&
+# set -- "${ARGS[@]}" "$@"
+#
+# but POSIX shell has neither arrays nor command substitution, so instead we
+# post-process each arg (as a line of input to sed) to backslash-escape any
+# character that might be a shell metacharacter, then use eval to reverse
+# that process (while maintaining the separation between arguments), and wrap
+# the whole thing up as a single "set" statement.
+#
+# This will of course break if any of these variables contains a newline or
+# an unmatched quote.
+#
+
+eval "set -- $(
+ printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" |
+ xargs -n1 |
+ sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' |
+ tr '\n' ' '
+ )" '"$@"'
+
+exec "$JAVACMD" "$@"
diff --git a/gradlew.bat b/gradlew.bat
new file mode 100644
index 0000000..107acd3
--- /dev/null
+++ b/gradlew.bat
@@ -0,0 +1,89 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
diff --git a/settings.gradle b/settings.gradle
new file mode 100644
index 0000000..a756887
--- /dev/null
+++ b/settings.gradle
@@ -0,0 +1,3 @@
+rootProject.name = 'EntityLib'
+include 'test-plugin'
+
diff --git a/src/main/java/me/tofaa/entitylib/EntityLib.java b/src/main/java/me/tofaa/entitylib/EntityLib.java
new file mode 100644
index 0000000..d787d9c
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/EntityLib.java
@@ -0,0 +1,74 @@
+package me.tofaa.entitylib;
+
+import com.github.retrooper.packetevents.PacketEventsAPI;
+import com.github.retrooper.packetevents.protocol.entity.type.EntityType;
+import me.tofaa.entitylib.meta.EntityMeta;
+import me.tofaa.entitylib.meta.Metadata;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.HashMap;
+import java.util.function.BiFunction;
+
+public final class EntityLib {
+
+ private EntityLib() {}
+ private static final HashMap metadata = new HashMap<>();
+ private static boolean initialized = false;
+ private static PacketEventsAPI> packetEvents;
+ private static MetaConverterRegistry metaRegistry;
+
+ public static void init(@NotNull PacketEventsAPI> packetEvents) {
+ if (initialized) {
+ throw new IllegalStateException("EntityLib is already initialized");
+ }
+ initialized = true;
+ EntityLib.packetEvents = packetEvents;
+ if (!packetEvents.isInitialized()) {
+ initialized = false;
+ throw new IllegalStateException("PacketEvents is not initialized");
+ }
+ metaRegistry = new MetaConverterRegistry();
+ }
+
+
+ public static @Nullable EntityMeta getMeta(int entityId) {
+ checkInit();
+ return metadata.get(entityId);
+ }
+
+ public static @Nullable T getMeta(int entityId, Class metaClass) {
+ checkInit();
+ EntityMeta meta = metadata.get(entityId);
+ if (meta == null) {
+ return null;
+ }
+ if (metaClass.isAssignableFrom(meta.getClass())) {
+ return (T) meta;
+ }
+ return null;
+ }
+
+ public static EntityMeta createMeta(int entityId, EntityType entityType) {
+ checkInit();
+ Metadata m = new Metadata(entityId);
+ BiFunction function = metaRegistry.get(entityType);
+ if (function == null) {
+ throw new IllegalArgumentException("No meta converter for entity type " + entityType);
+ }
+ EntityMeta meta = function.apply(entityId, m);
+ metadata.put(entityId, meta);
+ return meta;
+ }
+
+ public static PacketEventsAPI> getPacketEvents() {
+ checkInit();
+ return packetEvents;
+ }
+
+ private static void checkInit() {
+ if (!initialized) {
+ throw new IllegalStateException("EntityLib is not initialized");
+ }
+ }
+}
diff --git a/src/main/java/me/tofaa/entitylib/MetaConverterRegistry.java b/src/main/java/me/tofaa/entitylib/MetaConverterRegistry.java
new file mode 100644
index 0000000..4264aab
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/MetaConverterRegistry.java
@@ -0,0 +1,47 @@
+package me.tofaa.entitylib;
+
+import com.github.retrooper.packetevents.protocol.entity.type.EntityType;
+import com.github.retrooper.packetevents.protocol.entity.type.EntityTypes;
+import me.tofaa.entitylib.meta.EntityMeta;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.mobs.*;
+import me.tofaa.entitylib.meta.projectile.SmallFireballMeta;
+import me.tofaa.entitylib.meta.projectile.ThrownEggMeta;
+import me.tofaa.entitylib.meta.projectile.ThrownExpBottleMeta;
+import me.tofaa.entitylib.meta.projectile.ThrownTridentMeta;
+import me.tofaa.entitylib.meta.types.PlayerMeta;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.function.BiFunction;
+
+final class MetaConverterRegistry {
+
+ private final Map> converters = new HashMap<>();
+
+ MetaConverterRegistry() {
+ put(EntityTypes.PLAYER, PlayerMeta::new);
+ put(EntityTypes.THROWN_EXP_BOTTLE, ThrownExpBottleMeta::new);
+ put(EntityTypes.EGG, ThrownEggMeta::new);
+ put(EntityTypes.TRIDENT, ThrownTridentMeta::new);
+ put(EntityTypes.POTION, ThrownTridentMeta::new);
+ put(EntityTypes.SMALL_FIREBALL, SmallFireballMeta::new);
+ put(EntityTypes.PIG, PigMeta::new);
+ put(EntityTypes.COW, CowMeta::new);
+ put(EntityTypes.CHICKEN, ChickenMeta::new);
+ put(EntityTypes.BEE, BeeMeta::new);
+ put(EntityTypes.TURTLE, TurtleMeta::new);
+ put(EntityTypes.DONKEY, DonkeyMeta::new);
+ put(EntityTypes.SHEEP, SheepMeta::new);
+ }
+
+ private void put(EntityType entityType, BiFunction function) {
+ converters.put(entityType, function);
+ }
+
+ public @Nullable BiFunction get(EntityType entityType) {
+ return converters.get(entityType);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/exception/InvalidVersionException.java b/src/main/java/me/tofaa/entitylib/exception/InvalidVersionException.java
new file mode 100644
index 0000000..70ff2c7
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/exception/InvalidVersionException.java
@@ -0,0 +1,23 @@
+package me.tofaa.entitylib.exception;
+
+public class InvalidVersionException extends RuntimeException {
+
+ public InvalidVersionException() {
+ }
+
+ public InvalidVersionException(String message) {
+ super(message);
+ }
+
+ public InvalidVersionException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+ public InvalidVersionException(Throwable cause) {
+ super(cause);
+ }
+
+ public InvalidVersionException(String message, Throwable cause, boolean enableSuppression, boolean writableStackTrace) {
+ super(message, cause, enableSuppression, writableStackTrace);
+ }
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/EntityMeta.java b/src/main/java/me/tofaa/entitylib/meta/EntityMeta.java
new file mode 100644
index 0000000..61a215a
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/EntityMeta.java
@@ -0,0 +1,190 @@
+package me.tofaa.entitylib.meta;
+
+import com.github.retrooper.packetevents.manager.server.ServerVersion;
+import com.github.retrooper.packetevents.manager.server.VersionComparison;
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import com.github.retrooper.packetevents.protocol.entity.pose.EntityPose;
+import com.github.retrooper.packetevents.wrapper.play.server.WrapperPlayServerEntityMetadata;
+import me.tofaa.entitylib.EntityLib;
+import me.tofaa.entitylib.exception.InvalidVersionException;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.serializer.gson.GsonComponentSerializer;
+
+public class EntityMeta {
+
+ public static final byte OFFSET = 0;
+ public static final byte MAX_OFFSET = OFFSET + 8;
+
+ private final static byte ON_FIRE_BIT = 0x01;
+ private final static byte CROUCHING_BIT = 0x02;
+ private final static byte SPRINTING_BIT = 0x08;
+ private final static byte SWIMMING_BIT = 0x10;
+ private final static byte INVISIBLE_BIT = 0x20;
+ private final static byte HAS_GLOWING_EFFECT_BIT = 0x40;
+ private final static byte FLYING_WITH_ELYTRA_BIT = (byte) 0x80;
+
+ protected final int entityId;
+ protected final Metadata metadata;
+
+ public EntityMeta(int entityId, Metadata metadata) {
+ this.entityId = entityId;
+ this.metadata = metadata;
+ }
+
+ public boolean isOnFire() {
+ return getMaskBit(OFFSET, ON_FIRE_BIT);
+ }
+
+ public void setOnFire(boolean value) {
+ setMaskBit(OFFSET, ON_FIRE_BIT, value);
+ }
+
+ public boolean isSneaking() {
+ return getMaskBit(OFFSET, CROUCHING_BIT);
+ }
+
+ public void setSneaking(boolean value) {
+ setMaskBit(OFFSET, CROUCHING_BIT, value);
+ }
+
+ public boolean isSprinting() {
+ return getMaskBit(OFFSET, SPRINTING_BIT);
+ }
+
+ public void setSprinting(boolean value) {
+ setMaskBit(OFFSET, SPRINTING_BIT, value);
+ }
+
+ public boolean isInvisible() {
+ return getMaskBit(OFFSET, INVISIBLE_BIT);
+ }
+
+ public void setInvisible(boolean value) {
+ setMaskBit(OFFSET, INVISIBLE_BIT, value);
+ }
+
+ public short getAirTicks() {
+ return this.metadata.getIndex((byte) 1, (short) 300);
+ }
+
+ public void setAirTicks(short value) {
+ this.metadata.setIndex((byte) 1, EntityDataTypes.SHORT, value);
+ }
+
+ public Component getCustomName() {
+ return this.metadata.getIndex((byte) 2, null);
+ }
+
+ public boolean hasGlowingEffect() {
+ return getMaskBit(OFFSET, HAS_GLOWING_EFFECT_BIT);
+ }
+ public boolean isSwimming() {
+ return getMaskBit(OFFSET, SWIMMING_BIT);
+ }
+
+ public void setSwimming(boolean value) {
+ setMaskBit(OFFSET, SWIMMING_BIT, value);
+ }
+
+ public void setHasGlowingEffect(boolean value) {
+ setMaskBit(OFFSET, HAS_GLOWING_EFFECT_BIT, value);
+ }
+
+ public boolean isFlyingWithElytra() {
+ return getMaskBit(OFFSET, FLYING_WITH_ELYTRA_BIT);
+ }
+
+ public void setFlyingWithElytra(boolean value) {
+ setMaskBit(OFFSET, FLYING_WITH_ELYTRA_BIT, value);
+ }
+
+ public void setCustomName(Component value) {
+ this.metadata.setIndex((byte) 2, EntityDataTypes.COMPONENT, GsonComponentSerializer.gson().serialize(value));
+ }
+
+ public boolean isCustomNameVisible() {
+ return this.metadata.getIndex((byte) 3, false);
+ }
+
+ public void setCustomNameVisible(boolean value) {
+ this.metadata.setIndex((byte) 3, EntityDataTypes.BOOLEAN, value);
+ }
+
+ public boolean isSilent() {
+ return this.metadata.getIndex((byte) 4, false);
+ }
+
+ public void setSilent(boolean value) {
+ this.metadata.setIndex((byte) 4, EntityDataTypes.BOOLEAN, value);
+ }
+
+ public boolean isHasNoGravity() {
+ return this.metadata.getIndex(offset(5), true);
+ }
+
+ public void setHasNoGravity(boolean value) {
+ this.metadata.setIndex(offset(5), EntityDataTypes.BOOLEAN, value);
+ }
+
+ public EntityPose getPose() {
+ return this.metadata.getIndex(offset(6), EntityPose.STANDING);
+ }
+
+ public void setPose(EntityPose value) {
+ this.metadata.setIndex(offset(6), EntityDataTypes.ENTITY_POSE, value);
+ }
+
+ public WrapperPlayServerEntityMetadata createPacket() {
+ return metadata.createPacket();
+ }
+
+
+ protected static void isVersion(ServerVersion version) {
+ if (!EntityLib.getPacketEvents().getServerManager().getVersion().is(VersionComparison.EQUALS, version)) {
+ throw new InvalidVersionException("This method is only available for " + version.name() + " and above.");
+ }
+ }
+
+ protected static void isVersionOlder(ServerVersion version) {
+ if (!EntityLib.getPacketEvents().getServerManager().getVersion().is(VersionComparison.OLDER_THAN, version)) {
+ throw new InvalidVersionException("This method is only available for versions older than " + version.name() + ".");
+ }
+ }
+
+ protected static void isVersionNewer(ServerVersion version) {
+ if (!EntityLib.getPacketEvents().getServerManager().getVersion().is(VersionComparison.NEWER_THAN, version)) {
+ throw new InvalidVersionException("This method is only available for versions newer than " + version.name() + ".");
+ }
+ }
+
+ protected static byte offset(int amount) {
+ return (byte) (OFFSET + amount);
+ }
+
+ protected byte getMask(byte index) {
+ return this.metadata.getIndex(index, (byte) 0);
+ }
+
+ protected void setMask(byte index, byte mask) {
+ this.metadata.setIndex(index, EntityDataTypes.BYTE, mask);
+ }
+
+ protected boolean getMaskBit(byte index, byte bit) {
+ return (getMask(index) & bit) == bit;
+ }
+
+ protected void setMaskBit(int index, byte bit, boolean value) {
+ byte mask = getMask((byte)index);
+ boolean currentValue = (mask & bit) == bit;
+ if (currentValue == value) {
+ return;
+ }
+ if (value) {
+ mask |= bit;
+ } else {
+ mask &= ~bit;
+ }
+ setMask((byte)index, mask);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/Metadata.java b/src/main/java/me/tofaa/entitylib/meta/Metadata.java
new file mode 100644
index 0000000..38a132c
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/Metadata.java
@@ -0,0 +1,44 @@
+package me.tofaa.entitylib.meta;
+
+import com.github.retrooper.packetevents.protocol.entity.data.EntityData;
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataType;
+import com.github.retrooper.packetevents.wrapper.play.server.WrapperPlayServerEntityMetadata;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+@SuppressWarnings("unchecked")
+public class Metadata {
+
+ private final Map metadataMap = new ConcurrentHashMap<>();
+ private final int entityId;
+
+ public Metadata(int entityId) {
+ this.entityId = entityId;
+ }
+
+ public T getIndex(byte index, @Nullable T defaultValue) {
+ EntityData entityData = metadataMap.get(index);
+ if (entityData == null) return defaultValue;
+ if (entityData.getValue() == null) return defaultValue;
+ return (T) entityData.getValue();
+ }
+
+ public void setIndex(byte index, @NotNull EntityDataType dataType, T value) {
+ EntityData data = new EntityData(index, dataType, value);
+ this.metadataMap.put(index, data);
+ }
+
+ @NotNull List getEntries() {
+ return new ArrayList<>(metadataMap.values());
+ }
+
+ public WrapperPlayServerEntityMetadata createPacket() {
+ return new WrapperPlayServerEntityMetadata(entityId, getEntries());
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/mobs/BeeMeta.java b/src/main/java/me/tofaa/entitylib/meta/mobs/BeeMeta.java
new file mode 100644
index 0000000..23d4b51
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/mobs/BeeMeta.java
@@ -0,0 +1,52 @@
+package me.tofaa.entitylib.meta.mobs;
+
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.AgeableMeta;
+
+public class BeeMeta extends AgeableMeta {
+
+ public static final byte OFFSET = AgeableMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 2;
+
+ private final static byte ANGRY_BIT = 0x02;
+ private final static byte HAS_STUNG_BIT = 0x04;
+ private final static byte HAS_NECTAR_BIT = 0x08;
+
+ public BeeMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+ public boolean isAngry() {
+ return getMaskBit(OFFSET, ANGRY_BIT);
+ }
+
+ public void setAngry(boolean value) {
+ setMaskBit(OFFSET, ANGRY_BIT, value);
+ }
+
+ public boolean hasStung() {
+ return getMaskBit(OFFSET, HAS_STUNG_BIT);
+ }
+
+ public void setHasStung(boolean value) {
+ setMaskBit(OFFSET, HAS_STUNG_BIT, value);
+ }
+
+ public boolean hasNectar() {
+ return getMaskBit(OFFSET, HAS_NECTAR_BIT);
+ }
+
+ public void setHasNectar(boolean value) {
+ setMaskBit(OFFSET, HAS_NECTAR_BIT, value);
+ }
+
+ public int getAngerTicks() {
+ return super.metadata.getIndex(offset(1), 0);
+ }
+
+ public void setAngerTicks(int value) {
+ super.metadata.setIndex(offset(1), EntityDataTypes.INT, value);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/mobs/ChickenMeta.java b/src/main/java/me/tofaa/entitylib/meta/mobs/ChickenMeta.java
new file mode 100644
index 0000000..e38ce0c
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/mobs/ChickenMeta.java
@@ -0,0 +1,14 @@
+package me.tofaa.entitylib.meta.mobs;
+
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.AgeableMeta;
+
+public class ChickenMeta extends AgeableMeta {
+
+ public static final byte OFFSET = AgeableMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ public ChickenMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/mobs/CowMeta.java b/src/main/java/me/tofaa/entitylib/meta/mobs/CowMeta.java
new file mode 100644
index 0000000..424a68d
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/mobs/CowMeta.java
@@ -0,0 +1,14 @@
+package me.tofaa.entitylib.meta.mobs;
+
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.AgeableMeta;
+
+public class CowMeta extends AgeableMeta {
+
+ public static final byte OFFSET = AgeableMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ public CowMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/mobs/DonkeyMeta.java b/src/main/java/me/tofaa/entitylib/meta/mobs/DonkeyMeta.java
new file mode 100644
index 0000000..a494061
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/mobs/DonkeyMeta.java
@@ -0,0 +1,14 @@
+package me.tofaa.entitylib.meta.mobs;
+
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.AgeableMeta;
+
+public class DonkeyMeta extends AgeableMeta {
+
+ public static final byte OFFSET = AgeableMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ public DonkeyMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/mobs/PigMeta.java b/src/main/java/me/tofaa/entitylib/meta/mobs/PigMeta.java
new file mode 100644
index 0000000..345205c
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/mobs/PigMeta.java
@@ -0,0 +1,34 @@
+package me.tofaa.entitylib.meta.mobs;
+
+import com.github.retrooper.packetevents.manager.server.ServerVersion;
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.AgeableMeta;
+
+public class PigMeta extends AgeableMeta {
+
+ public static final byte OFFSET = AgeableMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 2;
+
+ public PigMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+ public boolean hasSaddle() {
+ return super.metadata.getIndex(OFFSET, false);
+ }
+
+ public void setHasSaddle(boolean value) {
+ super.metadata.setIndex(OFFSET, EntityDataTypes.BOOLEAN, value);
+ }
+
+ public int getTimeToBoost() {
+ isVersionNewer(ServerVersion.V_1_16);
+ return super.metadata.getIndex(offset(1), 0);
+ }
+
+ public void setTimeToBoost(int value) {
+ isVersionNewer(ServerVersion.V_1_16);
+ super.metadata.setIndex(offset(1), EntityDataTypes.INT, value);
+ }
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/mobs/SheepMeta.java b/src/main/java/me/tofaa/entitylib/meta/mobs/SheepMeta.java
new file mode 100644
index 0000000..703b67f
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/mobs/SheepMeta.java
@@ -0,0 +1,43 @@
+package me.tofaa.entitylib.meta.mobs;
+
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.AgeableMeta;
+
+public class SheepMeta extends AgeableMeta {
+
+ public static final byte OFFSET = AgeableMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 1;
+
+
+ private final static byte COLOR_BITS = 0x0F;
+ private final static byte SHEARED_BIT = 0x10;
+
+ public SheepMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+ public int getColor() {
+ return getMask(OFFSET) & COLOR_BITS;
+ }
+
+ public void setColor(byte color) {
+ byte before = getMask(OFFSET);
+ byte mask = before;
+ mask &= ~COLOR_BITS;
+ mask |= (color & COLOR_BITS);
+ if (mask != before) {
+ setMask(OFFSET, mask);
+ }
+ }
+
+ public boolean isSheared() {
+ return getMaskBit(OFFSET, SHEARED_BIT);
+ }
+
+ public void setSheared(boolean value) {
+ setMaskBit(OFFSET, SHEARED_BIT, value);
+ }
+
+
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/mobs/TurtleMeta.java b/src/main/java/me/tofaa/entitylib/meta/mobs/TurtleMeta.java
new file mode 100644
index 0000000..0881f01
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/mobs/TurtleMeta.java
@@ -0,0 +1,66 @@
+package me.tofaa.entitylib.meta.mobs;
+
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import com.github.retrooper.packetevents.util.Vector3i;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.AgeableMeta;
+
+public class TurtleMeta extends AgeableMeta {
+
+ public static final byte OFFSET = AgeableMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 6;
+
+ public TurtleMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+
+ public Vector3i getHomePosition() {
+ return super.metadata.getIndex(OFFSET, Vector3i.zero());
+ }
+
+ public void setBlockPosition(Vector3i value) {
+ super.metadata.setIndex(OFFSET, EntityDataTypes.BLOCK_POSITION, value);
+ }
+
+ public boolean hasEgg() {
+ return super.metadata.getIndex(offset(1), false);
+ }
+
+ public void setHasEgg(boolean value) {
+ super.metadata.setIndex(offset(1), EntityDataTypes.BOOLEAN, value);
+ }
+
+ public boolean isLayingEgg() {
+ return super.metadata.getIndex(offset(2), false);
+ }
+
+ public void setLayingEgg(boolean value) {
+ super.metadata.setIndex(offset(2), EntityDataTypes.BOOLEAN, value);
+ }
+
+ public Vector3i getTravelPosition() {
+ return super.metadata.getIndex(offset(3), Vector3i.zero());
+ }
+
+ public void setTravelPosition(Vector3i value) {
+ super.metadata.setIndex(offset(3), EntityDataTypes.BLOCK_POSITION, value);
+ }
+
+ public boolean isGoingHome() {
+ return super.metadata.getIndex(offset(4), false);
+ }
+
+ public void setGoingHome(boolean value) {
+ super.metadata.setIndex(offset(4), EntityDataTypes.BOOLEAN, value);
+ }
+
+ public boolean isTravelling() {
+ return super.metadata.getIndex(offset(5), false);
+ }
+
+ public void setTravelling(boolean value) {
+ super.metadata.setIndex(offset(4), EntityDataTypes.BOOLEAN, value);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/ArrowMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/ArrowMeta.java
new file mode 100644
index 0000000..1a9d9a9
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/ArrowMeta.java
@@ -0,0 +1,47 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ObjectData;
+import me.tofaa.entitylib.meta.types.ProjectileMeta;
+
+public class ArrowMeta extends BaseArrowMeta implements ProjectileMeta, ObjectData {
+
+ public static final byte OFFSET = BaseArrowMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 1;
+
+ private int shooterId = -1;
+
+ public ArrowMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+ public int getColor() {
+ return super.metadata.getIndex(OFFSET, -1);
+ }
+
+ public void setColor(int value) {
+ super.metadata.setIndex(OFFSET, EntityDataTypes.INT, value);
+ }
+
+ @Override
+ public int getShooter() {
+ return shooterId;
+ }
+
+ @Override
+ public void setShooter(int entityId) {
+ this.shooterId = entityId;
+ }
+
+
+ @Override
+ public int getObjectData() {
+ return this.shooterId == -1 ? 0 : this.shooterId + 1;
+ }
+
+ @Override
+ public boolean requiresVelocityPacketAtSpawn() {
+ return true;
+ }
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/BaseArrowMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/BaseArrowMeta.java
new file mode 100644
index 0000000..796ead5
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/BaseArrowMeta.java
@@ -0,0 +1,48 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.manager.server.ServerVersion;
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import me.tofaa.entitylib.meta.EntityMeta;
+import me.tofaa.entitylib.meta.Metadata;
+
+public class BaseArrowMeta extends EntityMeta {
+
+ public static final byte OFFSET = EntityMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 2;
+
+ private final static byte CRITICAL_BIT = 0x01;
+ private final static byte NO_CLIP_BIT = 0x02;
+
+ public BaseArrowMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+ public boolean isCritical() {
+ return getMaskBit(OFFSET, CRITICAL_BIT);
+ }
+
+ public void setCritical(boolean value) {
+ setMaskBit(OFFSET, CRITICAL_BIT, value);
+ }
+
+ public boolean isNoClip() {
+ isVersionNewer(ServerVersion.V_1_9);
+ return getMaskBit(OFFSET, NO_CLIP_BIT);
+ }
+
+ public void setNoClip(boolean value) {
+ isVersionNewer(ServerVersion.V_1_9);
+ setMaskBit(OFFSET, NO_CLIP_BIT, value);
+ }
+
+ public int getPierceLevel() {
+ isVersionNewer(ServerVersion.V_1_14);
+ return super.metadata.getIndex(offset(1), 0);
+ }
+
+ public void setPierceLevel(int value) {
+ isVersionNewer(ServerVersion.V_1_14);
+ super.metadata.setIndex(offset(1), EntityDataTypes.INT, value);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/EyeOfEnderMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/EyeOfEnderMeta.java
new file mode 100644
index 0000000..3689fd4
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/EyeOfEnderMeta.java
@@ -0,0 +1,20 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.item.ItemStack;
+import com.github.retrooper.packetevents.protocol.item.type.ItemTypes;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ItemContainerMeta;
+
+public class EyeOfEnderMeta extends ItemContainerMeta {
+
+
+ public static final byte OFFSET = ItemContainerMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ public static final ItemStack EYE_OF_ENDER = ItemStack.builder().type(ItemTypes.ENDER_EYE).build();
+
+ public EyeOfEnderMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata, EYE_OF_ENDER);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/ItemEntityMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/ItemEntityMeta.java
new file mode 100644
index 0000000..f3f884a
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/ItemEntityMeta.java
@@ -0,0 +1,26 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.item.ItemStack;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ItemContainerMeta;
+import me.tofaa.entitylib.meta.types.ObjectData;
+
+public class ItemEntityMeta extends ItemContainerMeta implements ObjectData {
+
+ public static final byte OFFSET = ItemContainerMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ protected ItemEntityMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata, ItemStack.EMPTY);
+ }
+
+ @Override
+ public int getObjectData() {
+ return 1;
+ }
+
+ @Override
+ public boolean requiresVelocityPacketAtSpawn() {
+ return true;
+ }
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/LargeFireballMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/LargeFireballMeta.java
new file mode 100644
index 0000000..2308527
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/LargeFireballMeta.java
@@ -0,0 +1,39 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.item.ItemStack;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ItemContainerMeta;
+import me.tofaa.entitylib.meta.types.ObjectData;
+import me.tofaa.entitylib.meta.types.ProjectileMeta;
+
+public class LargeFireballMeta extends ItemContainerMeta implements ObjectData, ProjectileMeta {
+ public static final byte OFFSET = ItemContainerMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ private int shooterId = -1;
+
+ public LargeFireballMeta(int entityId, Metadata meta) {
+ super(entityId, meta, ItemStack.EMPTY);
+ }
+
+ @Override
+ public int getObjectData() {
+ return this.shooterId == -1 ? 0 : this.shooterId;
+ }
+
+ @Override
+ public boolean requiresVelocityPacketAtSpawn() {
+ return true;
+ }
+
+ @Override
+ public int getShooter() {
+ return shooterId;
+ }
+
+ @Override
+ public void setShooter(int entityId) {
+ this.shooterId = entityId;
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/SmallFireballMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/SmallFireballMeta.java
new file mode 100644
index 0000000..513cb17
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/SmallFireballMeta.java
@@ -0,0 +1,43 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.item.ItemStack;
+import com.github.retrooper.packetevents.protocol.item.type.ItemTypes;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ItemContainerMeta;
+import me.tofaa.entitylib.meta.types.ObjectData;
+import me.tofaa.entitylib.meta.types.ProjectileMeta;
+
+public class SmallFireballMeta extends ItemContainerMeta implements ObjectData, ProjectileMeta {
+
+
+ public static final byte OFFSET = ItemContainerMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ public static final ItemStack SMALL_FIREBALL = ItemStack.builder().type(ItemTypes.FIRE_CHARGE).build();
+
+ private int shooterId = -1;
+
+ public SmallFireballMeta(int entityId, Metadata meta) {
+ super(entityId, meta, SMALL_FIREBALL);
+ }
+
+ @Override
+ public int getObjectData() {
+ return this.shooterId == -1 ? 0 : this.shooterId;
+ }
+
+ @Override
+ public boolean requiresVelocityPacketAtSpawn() {
+ return true;
+ }
+
+ @Override
+ public int getShooter() {
+ return shooterId;
+ }
+
+ @Override
+ public void setShooter(int entityId) {
+ this.shooterId = entityId;
+ }
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/SnowballMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/SnowballMeta.java
new file mode 100644
index 0000000..cdee6be
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/SnowballMeta.java
@@ -0,0 +1,19 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.item.ItemStack;
+import com.github.retrooper.packetevents.protocol.item.type.ItemTypes;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ItemContainerMeta;
+
+public class SnowballMeta extends ItemContainerMeta {
+
+ public static final byte OFFSET = ItemContainerMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ public static final ItemStack SNOWBALL = ItemStack.builder().type(ItemTypes.SNOWBALL).build();
+
+ public SnowballMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata, SNOWBALL);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/SpectralArrowMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/SpectralArrowMeta.java
new file mode 100644
index 0000000..314ee83
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/SpectralArrowMeta.java
@@ -0,0 +1,37 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ObjectData;
+import me.tofaa.entitylib.meta.types.ProjectileMeta;
+
+public class SpectralArrowMeta extends BaseArrowMeta implements ProjectileMeta, ObjectData {
+
+ public static final byte OFFSET = BaseArrowMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ private int shooterId = -1;
+
+ public SpectralArrowMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+ @Override
+ public int getObjectData() {
+ return this.shooterId == -1 ? 0 : this.shooterId + 1;
+ }
+
+ @Override
+ public boolean requiresVelocityPacketAtSpawn() {
+ return true;
+ }
+
+ @Override
+ public int getShooter() {
+ return shooterId;
+ }
+
+ @Override
+ public void setShooter(int entityId) {
+ this.shooterId = entityId;
+ }
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownEggMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownEggMeta.java
new file mode 100644
index 0000000..84eeaa0
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownEggMeta.java
@@ -0,0 +1,20 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.item.ItemStack;
+import com.github.retrooper.packetevents.protocol.item.type.ItemTypes;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ItemContainerMeta;
+
+public class ThrownEggMeta extends ItemContainerMeta {
+
+
+ public static final byte OFFSET = ItemContainerMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ private static final ItemStack EGG = ItemStack.builder().type(ItemTypes.EGG).build();
+
+ public ThrownEggMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata, EGG);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownEnderPearlMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownEnderPearlMeta.java
new file mode 100644
index 0000000..c75a441
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownEnderPearlMeta.java
@@ -0,0 +1,19 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.item.ItemStack;
+import com.github.retrooper.packetevents.protocol.item.type.ItemTypes;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ItemContainerMeta;
+
+public class ThrownEnderPearlMeta extends ItemContainerMeta {
+
+ public static final byte OFFSET = ItemContainerMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ private static final ItemStack ENDER_PEARL = ItemStack.builder().type(ItemTypes.ENDER_PEARL).build();
+
+ public ThrownEnderPearlMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata, ENDER_PEARL);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownExpBottleMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownExpBottleMeta.java
new file mode 100644
index 0000000..d3058bb
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownExpBottleMeta.java
@@ -0,0 +1,19 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.item.ItemStack;
+import com.github.retrooper.packetevents.protocol.item.type.ItemTypes;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ItemContainerMeta;
+
+public class ThrownExpBottleMeta extends ItemContainerMeta {
+
+ public static final byte OFFSET = ItemContainerMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ private static final ItemStack EXP_BOTTLE = ItemStack.builder().type(ItemTypes.EXPERIENCE_BOTTLE).build();
+
+ public ThrownExpBottleMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata, EXP_BOTTLE);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownPotionMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownPotionMeta.java
new file mode 100644
index 0000000..b2514fd
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownPotionMeta.java
@@ -0,0 +1,17 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.item.ItemStack;
+import me.tofaa.entitylib.meta.Metadata;
+import me.tofaa.entitylib.meta.types.ItemContainerMeta;
+
+public class ThrownPotionMeta extends ItemContainerMeta {
+
+ public static final byte OFFSET = ItemContainerMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 0;
+
+ public ThrownPotionMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata, ItemStack.EMPTY);
+ }
+
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownTridentMeta.java b/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownTridentMeta.java
new file mode 100644
index 0000000..7b27f7e
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/projectile/ThrownTridentMeta.java
@@ -0,0 +1,31 @@
+package me.tofaa.entitylib.meta.projectile;
+
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import me.tofaa.entitylib.meta.Metadata;
+
+public class ThrownTridentMeta extends BaseArrowMeta{
+
+ public static final byte OFFSET = BaseArrowMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 2;
+
+ public ThrownTridentMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+ public int getLoyaltyLevel() {
+ return super.metadata.getIndex(OFFSET, 0);
+ }
+
+ public void setLoyaltyLevel(int value) {
+ super.metadata.setIndex(OFFSET, EntityDataTypes.INT, value);
+ }
+
+ public boolean isHasEnchantmentGlint() {
+ return super.metadata.getIndex(offset(1), false);
+ }
+
+ public void setHasEnchantmentGlint(boolean value) {
+ super.metadata.setIndex(offset(1), EntityDataTypes.BOOLEAN, value);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/types/AgeableMeta.java b/src/main/java/me/tofaa/entitylib/meta/types/AgeableMeta.java
new file mode 100644
index 0000000..a2868aa
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/types/AgeableMeta.java
@@ -0,0 +1,23 @@
+package me.tofaa.entitylib.meta.types;
+
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import me.tofaa.entitylib.meta.Metadata;
+
+public class AgeableMeta extends MobMeta {
+
+ public static final byte OFFSET = MobMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 1;
+
+ public AgeableMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+ public boolean isBaby() {
+ return super.metadata.getIndex(OFFSET, false);
+ }
+
+ public void setBaby(boolean value) {
+ super.metadata.setIndex(OFFSET, EntityDataTypes.BOOLEAN, value);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/types/ItemContainerMeta.java b/src/main/java/me/tofaa/entitylib/meta/types/ItemContainerMeta.java
new file mode 100644
index 0000000..7d0f87b
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/types/ItemContainerMeta.java
@@ -0,0 +1,27 @@
+package me.tofaa.entitylib.meta.types;
+
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import com.github.retrooper.packetevents.protocol.item.ItemStack;
+import me.tofaa.entitylib.meta.EntityMeta;
+import me.tofaa.entitylib.meta.Metadata;
+
+public abstract class ItemContainerMeta extends EntityMeta {
+ public static final byte OFFSET = EntityMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 1;
+
+ private final ItemStack baseItem;
+
+ protected ItemContainerMeta(int entityId, Metadata metadata, ItemStack baseItem) {
+ super(entityId, metadata);
+ this.baseItem = baseItem;
+ }
+
+ public ItemStack getItem() {
+ return super.metadata.getIndex(OFFSET, baseItem);
+ }
+
+ public void setItem(ItemStack value) {
+ super.metadata.setIndex(OFFSET, EntityDataTypes.ITEMSTACK, value);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/types/LivingEntityMeta.java b/src/main/java/me/tofaa/entitylib/meta/types/LivingEntityMeta.java
new file mode 100644
index 0000000..f25939f
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/types/LivingEntityMeta.java
@@ -0,0 +1,119 @@
+package me.tofaa.entitylib.meta.types;
+
+import com.github.retrooper.packetevents.manager.server.ServerVersion;
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import com.github.retrooper.packetevents.protocol.player.HumanoidArm;
+import com.github.retrooper.packetevents.util.Vector3i;
+import me.tofaa.entitylib.meta.EntityMeta;
+import me.tofaa.entitylib.meta.Metadata;
+
+import java.util.Optional;
+
+public class LivingEntityMeta extends EntityMeta {
+ public static final byte OFFSET = EntityMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 7;
+
+ private final static byte IS_HAND_ACTIVE_BIT = 0x01;
+ private final static byte ACTIVE_HAND_BIT = 0x02;
+ private final static byte IS_IN_SPIN_ATTACK_BIT = 0x04;
+
+ public LivingEntityMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+
+ public float getHealth() {
+ return super.metadata.getIndex(offset(1), 1F);
+ }
+
+
+ public int getPotionEffectColor() {
+ isVersionNewer(ServerVersion.V_1_9);
+ return super.metadata.getIndex(offset(2), 0);
+ }
+
+ public void setPotionEffectColor(int value) {
+ isVersionNewer(ServerVersion.V_1_9);
+ super.metadata.setIndex(offset(2), EntityDataTypes.INT, value);
+ }
+
+ public void setPotionEffectColor(int red, int green, int blue) {
+ isVersionNewer(ServerVersion.V_1_9);
+ setPotionEffectColor(red << 16 + green << 8 + blue);
+ }
+
+ public boolean isPotionEffectAmbient() {
+ isVersionNewer(ServerVersion.V_1_9);
+ return super.metadata.getIndex(offset(3), false);
+ }
+
+ public void setPotionEffectAmbient(boolean value) {
+ isVersionNewer(ServerVersion.V_1_9);
+ super.metadata.setIndex(offset(3), EntityDataTypes.BOOLEAN, value);
+ }
+
+ public int getArrowCount() {
+ isVersionNewer(ServerVersion.V_1_9);
+ return super.metadata.getIndex(offset(4), 0);
+ }
+
+ public void setArrowCount(int value) {
+ isVersionNewer(ServerVersion.V_1_9);
+ super.metadata.setIndex(offset(4), EntityDataTypes.INT, value);
+ }
+
+ public void setHealth(float value) {
+ super.metadata.setIndex(offset(1), EntityDataTypes.FLOAT, value);
+ }
+
+ public HumanoidArm getActiveHand() {
+ isVersionNewer(ServerVersion.V_1_9);
+ return getMaskBit(OFFSET, ACTIVE_HAND_BIT) ? HumanoidArm.LEFT : HumanoidArm.RIGHT;
+ }
+
+ public void setActiveHand(HumanoidArm value) {
+ isVersionNewer(ServerVersion.V_1_9);
+ setMaskBit(OFFSET, ACTIVE_HAND_BIT, value == HumanoidArm.LEFT);
+ }
+
+ public boolean isInRiptideSpinAttack() {
+ isVersionNewer(ServerVersion.V_1_13);
+ return getMaskBit(OFFSET, IS_IN_SPIN_ATTACK_BIT);
+ }
+
+ public void setInRiptideSpinAttack(boolean value) {
+ isVersionNewer(ServerVersion.V_1_13);
+ setMaskBit(OFFSET, IS_IN_SPIN_ATTACK_BIT, value);
+ }
+
+ public Optional getBedPosition() {
+ isVersionNewer(ServerVersion.V_1_14);
+ return super.metadata.getIndex(offset(6), Optional.empty());
+ }
+
+ public void setBedPosition(Vector3i value) {
+ isVersionNewer(ServerVersion.V_1_14);
+ super.metadata.setIndex(offset(6), EntityDataTypes.OPTIONAL_BLOCK_POSITION, value == null ? Optional.empty() : Optional.of(value));
+ }
+
+ public int getBeeStingerCount() {
+ isVersionNewer(ServerVersion.V_1_15);
+ return super.metadata.getIndex(offset(5), 0);
+ }
+
+ public void setBeeStingerCount(int value) {
+ isVersionNewer(ServerVersion.V_1_15);
+ super.metadata.setIndex(offset(5), EntityDataTypes.INT, value);
+ }
+
+ public boolean isHandActive() {
+ isVersionNewer(ServerVersion.V_1_15);
+ return getMaskBit(OFFSET, IS_HAND_ACTIVE_BIT);
+ }
+
+ public void setHandActive(boolean value) {
+ isVersionNewer(ServerVersion.V_1_15);
+ setMaskBit(OFFSET, IS_HAND_ACTIVE_BIT, value);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/types/MobMeta.java b/src/main/java/me/tofaa/entitylib/meta/types/MobMeta.java
new file mode 100644
index 0000000..82310ef
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/types/MobMeta.java
@@ -0,0 +1,49 @@
+package me.tofaa.entitylib.meta.types;
+
+import com.github.retrooper.packetevents.manager.server.ServerVersion;
+import me.tofaa.entitylib.meta.EntityMeta;
+import me.tofaa.entitylib.meta.Metadata;
+
+public class MobMeta extends LivingEntityMeta {
+
+ public static final byte OFFSET = LivingEntityMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 1;
+
+ private final static byte NO_AI_BIT = 0x01;
+ private final static byte IS_LEFT_HANDED_BIT = 0x02;
+ private final static byte IS_AGGRESSIVE_BIT = 0x04;
+
+
+ public MobMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+ public boolean isNoAi() {
+ return getMaskBit(OFFSET, NO_AI_BIT);
+ }
+
+ public void setNoAi(boolean value) {
+ setMaskBit(OFFSET, NO_AI_BIT, value);
+ }
+
+ public boolean isLeftHanded() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ return getMaskBit(OFFSET, IS_LEFT_HANDED_BIT);
+ }
+
+ public void setLeftHanded(boolean value) {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ setMaskBit(OFFSET, IS_LEFT_HANDED_BIT, value);
+ }
+
+ public boolean isAggressive() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_14);
+ return getMaskBit(OFFSET, IS_AGGRESSIVE_BIT);
+ }
+
+ public void setAggressive(boolean value) {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_14);
+ setMaskBit(OFFSET, IS_AGGRESSIVE_BIT, value);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/types/ObjectData.java b/src/main/java/me/tofaa/entitylib/meta/types/ObjectData.java
new file mode 100644
index 0000000..9d6785e
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/types/ObjectData.java
@@ -0,0 +1,9 @@
+package me.tofaa.entitylib.meta.types;
+
+public interface ObjectData {
+
+ int getObjectData();
+
+ boolean requiresVelocityPacketAtSpawn();
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/types/PlayerMeta.java b/src/main/java/me/tofaa/entitylib/meta/types/PlayerMeta.java
new file mode 100644
index 0000000..4a2dac5
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/types/PlayerMeta.java
@@ -0,0 +1,148 @@
+package me.tofaa.entitylib.meta.types;
+
+import com.github.retrooper.packetevents.manager.server.ServerVersion;
+import com.github.retrooper.packetevents.protocol.entity.data.EntityDataTypes;
+import com.github.retrooper.packetevents.protocol.nbt.NBTCompound;
+import me.tofaa.entitylib.EntityLib;
+import me.tofaa.entitylib.meta.EntityMeta;
+import me.tofaa.entitylib.meta.Metadata;
+import org.jetbrains.annotations.Nullable;
+
+public class PlayerMeta extends LivingEntityMeta {
+
+ public static final byte OFFSET = LivingEntityMeta.MAX_OFFSET;
+ public static final byte MAX_OFFSET = OFFSET + 1;
+
+ private final static byte CAPE_BIT = 0x01;
+ private final static byte JACKET_BIT = 0x02;
+ private final static byte LEFT_SLEEVE_BIT = 0x04;
+ private final static byte RIGHT_SLEEVE_BIT = 0x08;
+ private final static byte LEFT_LEG_BIT = 0x10;
+ private final static byte RIGHT_LEG_BIT = 0x20;
+ private final static byte HAT_BIT = 0x40;
+
+ public PlayerMeta(int entityId, Metadata metadata) {
+ super(entityId, metadata);
+ }
+
+ public float getAdditionalHearts() {
+ return super.metadata.getIndex(OFFSET, 0F);
+ }
+
+ public void setAdditionalHearts(float value) {
+ super.metadata.setIndex(OFFSET, EntityDataTypes.FLOAT, value);
+ }
+
+ public int getScore() {
+ return super.metadata.getIndex(EntityMeta.offset(1), 0);
+ }
+
+ public void setScore(int value) {
+ super.metadata.setIndex(EntityMeta.offset(1), EntityDataTypes.INT, value);
+ }
+
+ public boolean isCapeEnabled() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ return getMaskBit(EntityMeta.offset(2), CAPE_BIT);
+ }
+
+ public void setCapeEnabled(boolean value) {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ setMaskBit(EntityMeta.offset(2), CAPE_BIT, value);
+ }
+
+ public boolean isJacketEnabled() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ return getMaskBit(EntityMeta.offset(2), JACKET_BIT);
+ }
+
+ public void setJacketEnabled(boolean value) {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ setMaskBit(EntityMeta.offset(2), JACKET_BIT, value);
+ }
+
+ public boolean isLeftSleeveEnabled() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ return getMaskBit(EntityMeta.offset(2), LEFT_SLEEVE_BIT);
+ }
+
+ public void setLeftSleeveEnabled(boolean value) {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ setMaskBit(EntityMeta.offset(2), LEFT_SLEEVE_BIT, value);
+ }
+
+ public boolean isRightSleeveEnabled() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ return getMaskBit(EntityMeta.offset(2), RIGHT_SLEEVE_BIT);
+ }
+
+ public void setRightSleeveEnabled(boolean value) {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ setMaskBit(EntityMeta.offset(2), RIGHT_SLEEVE_BIT, value);
+ }
+
+ public boolean isLeftLegEnabled() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ return getMaskBit(EntityMeta.offset(2), LEFT_LEG_BIT);
+ }
+
+ public void setLeftLegEnabled(boolean value) {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ setMaskBit(EntityMeta.offset(2), LEFT_LEG_BIT, value);
+ }
+
+ public boolean isRightLegEnabled() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ return getMaskBit(EntityMeta.offset(2), RIGHT_LEG_BIT);
+ }
+
+ public void setRightLegEnabled(boolean value) {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ setMaskBit(EntityMeta.offset(2), RIGHT_LEG_BIT, value);
+ }
+
+ public boolean isHatEnabled() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ return getMaskBit(EntityMeta.offset(2), HAT_BIT);
+ }
+
+ public void setHatEnabled(boolean value) {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_9);
+ setMaskBit(EntityMeta.offset(2), HAT_BIT, value);
+ }
+
+ public boolean isRightHandMain() {
+ if (EntityLib.getPacketEvents().getServerManager().getVersion().isOlderThan(ServerVersion.V_1_9)) {
+ return true;
+ }
+ return super.metadata.getIndex(EntityMeta.offset(3), (byte) 1) == (byte) 1;
+ }
+
+ public void setRightHandMain(boolean value) {
+ if (EntityLib.getPacketEvents().getServerManager().getVersion().isOlderThan(ServerVersion.V_1_9)) {
+ return;
+ }
+ super.metadata.setIndex(EntityMeta.offset(3), EntityDataTypes.BYTE, (byte) (value ? 1 : 0));
+ }
+
+ public @Nullable NBTCompound getLeftShoulderData() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_11);
+ return super.metadata.getIndex(EntityMeta.offset(4), null);
+ }
+
+ public void setLeftShoulderData(@Nullable NBTCompound value) {
+ if (value == null) value = new NBTCompound();
+ super.metadata.setIndex(EntityMeta.offset(4), EntityDataTypes.NBT, value);
+ }
+
+ public @Nullable NBTCompound getRightShoulderData() {
+ EntityMeta.isVersionNewer(ServerVersion.V_1_11);
+ return super.metadata.getIndex(EntityMeta.offset(5), null);
+ }
+
+ public void setRightShoulderData(@Nullable NBTCompound value) {
+ if (value == null) value = new NBTCompound();
+ super.metadata.setIndex(EntityMeta.offset(5), EntityDataTypes.NBT, value);
+ }
+
+}
diff --git a/src/main/java/me/tofaa/entitylib/meta/types/ProjectileMeta.java b/src/main/java/me/tofaa/entitylib/meta/types/ProjectileMeta.java
new file mode 100644
index 0000000..2560967
--- /dev/null
+++ b/src/main/java/me/tofaa/entitylib/meta/types/ProjectileMeta.java
@@ -0,0 +1,10 @@
+package me.tofaa.entitylib.meta.types;
+
+
+public interface ProjectileMeta {
+
+ int getShooter();
+
+ void setShooter(int entityId);
+
+}
diff --git a/test-plugin/.gitignore b/test-plugin/.gitignore
new file mode 100644
index 0000000..b63da45
--- /dev/null
+++ b/test-plugin/.gitignore
@@ -0,0 +1,42 @@
+.gradle
+build/
+!gradle/wrapper/gradle-wrapper.jar
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
\ No newline at end of file
diff --git a/test-plugin/build.gradle b/test-plugin/build.gradle
new file mode 100644
index 0000000..0ee9a0d
--- /dev/null
+++ b/test-plugin/build.gradle
@@ -0,0 +1,30 @@
+plugins {
+ id 'java'
+ id 'com.github.johnrengelman.shadow' version '7.1.2'
+
+}
+
+group = 'me.tofaa.peentitymeta'
+version = '1.0-SNAPSHOT'
+
+repositories {
+ mavenCentral()
+ maven {
+ name = 'papermc'
+ url = 'https://repo.papermc.io/repository/maven-public/'
+ }
+ maven {
+ name = 'codemc-repo'
+ url = 'https://repo.codemc.io/repository/maven-releases/'
+ }
+ maven {
+ url = "https://oss.sonatype.org/content/groups/public/"
+ }
+ maven { url = "https://repo.codemc.org/repository/maven-public/" }
+}
+
+dependencies {
+ compileOnly('org.spigotmc:spigot-api:1.20.1-R0.1-SNAPSHOT')
+ compileOnly('com.github.retrooper.packetevents:spigot:2.0.2')
+ implementation project(':')
+}
diff --git a/test-plugin/src/main/java/me/tofaa/entitylib/EntityLibPlugin.java b/test-plugin/src/main/java/me/tofaa/entitylib/EntityLibPlugin.java
new file mode 100644
index 0000000..dae11e6
--- /dev/null
+++ b/test-plugin/src/main/java/me/tofaa/entitylib/EntityLibPlugin.java
@@ -0,0 +1,16 @@
+package me.tofaa.entitylib;
+
+import com.github.retrooper.packetevents.PacketEvents;
+import org.bukkit.plugin.java.JavaPlugin;
+
+public final class EntityLibPlugin extends JavaPlugin {
+
+ static EntityLibPlugin instance;
+
+ @Override
+ public void onEnable() {
+ EntityLib.init(PacketEvents.getAPI());
+ getCommand("testapi").setExecutor(new TestCommand());
+ instance = this;
+ }
+}
diff --git a/test-plugin/src/main/java/me/tofaa/entitylib/TestCommand.java b/test-plugin/src/main/java/me/tofaa/entitylib/TestCommand.java
new file mode 100644
index 0000000..a860637
--- /dev/null
+++ b/test-plugin/src/main/java/me/tofaa/entitylib/TestCommand.java
@@ -0,0 +1,73 @@
+package me.tofaa.entitylib;
+
+import com.github.retrooper.packetevents.PacketEvents;
+import com.github.retrooper.packetevents.protocol.entity.type.EntityTypes;
+import com.github.retrooper.packetevents.util.Vector3d;
+import com.github.retrooper.packetevents.wrapper.play.server.WrapperPlayServerEntityMetadata;
+import com.github.retrooper.packetevents.wrapper.play.server.WrapperPlayServerSpawnEntity;
+import me.tofaa.entitylib.meta.EntityMeta;
+import me.tofaa.entitylib.meta.mobs.PigMeta;
+import me.tofaa.entitylib.meta.mobs.SheepMeta;
+import me.tofaa.entitylib.meta.types.PlayerMeta;
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.bukkit.scheduler.BukkitTask;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Optional;
+import java.util.UUID;
+
+public class TestCommand implements CommandExecutor {
+
+ private int entityId = -1;
+ private BukkitTask task;
+
+ @Override
+ public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
+ if (!(sender instanceof Player)) return false;
+ Player player = (Player) sender;
+ if (entityId == -1) {
+ createEntity(player);
+ }
+ SheepMeta meta = EntityLib.getMeta(entityId, SheepMeta.class);
+ if (task == null || task.isCancelled()) {
+ this.task = Bukkit.getScheduler().runTaskTimer(EntityLibPlugin.instance, () -> {
+ byte randomColor = (byte) (Math.random() * 15);
+ meta.setColor(randomColor);
+ meta.setSheared(!meta.isSheared());
+ WrapperPlayServerEntityMetadata packet = meta.createPacket();
+ packet.getEntityMetadata().forEach(s -> player.sendMessage(s.getValue().toString()));
+ PacketEvents.getAPI().getPlayerManager().getUser(player).sendPacket(packet);
+ player.sendMessage("Color is now " + meta.getColor() + " (" + randomColor + ")");
+ }, 0L, 4L);
+ }
+ else {
+ task.cancel();
+ task = null;
+ }
+ return true;
+ }
+
+ void createEntity(Player player) {
+ entityId = (int) (Math.random() * 99999);
+ Optional uuid = Optional.of(UUID.randomUUID());
+ Optional velocity = Optional.empty();
+ WrapperPlayServerSpawnEntity packet = new WrapperPlayServerSpawnEntity(
+ entityId,
+ uuid,
+ EntityTypes.SHEEP,
+ new Vector3d(player.getLocation().getX(), player.getLocation().getY(), player.getLocation().getZ()),
+ player.getLocation().getPitch(),
+ player.getLocation().getYaw(),
+ 90,
+ 0,
+ velocity
+ );
+ PacketEvents.getAPI().getPlayerManager().getUser(player).sendPacket(packet);
+ EntityMeta meta = EntityLib.createMeta(entityId, EntityTypes.SHEEP);
+ player.sendMessage("Meta class is " + meta.getClass().getSimpleName());
+ }
+}
diff --git a/test-plugin/src/main/resources/plugin.yml b/test-plugin/src/main/resources/plugin.yml
new file mode 100644
index 0000000..7f9b2ae
--- /dev/null
+++ b/test-plugin/src/main/resources/plugin.yml
@@ -0,0 +1,9 @@
+name: EntityLibPlugin
+version: 1.0.0
+depend:
+ - packetevents
+main: me.tofaa.entitylib.EntityLibPlugin
+commands:
+ testapi:
+ description: Test PEEntityMeta API
+ usage: /
\ No newline at end of file