feat: Add support for Minecraft 1.20.3/1.20.4 (#126)

* docs: Minor comment tweak

* Prepare 1.20.3 support pending Velocity

* 1.20.3/1.20.4 & java 17 (#128)

* Improved PacketAdapter system + added support for 1.20.3/1.20.4

* Changed java version to 17, updated velocity dependencies, improved packet adapters & added support for 1.20.3/4.

* Fixed compile error with adventure

* deps: Bump `netty-codec-http` to 4.1.103

* ci: Upgrade dependabot config

* ci: Update CI & Docs with new requirements

* refactor: Rename `LUCK_PERMS_META` -> `LUCKPERMS_META`

* docs: Document `%luckperms_meta_(key)%`

---------

Co-authored-by: AlexDev_ <56083016+alexdev03@users.noreply.github.com>

.github/dependabot.yml

@@ -2,7 +2,18 @@
 
 version: 2
 updates:
-  - package-ecosystem: "gradle" # See documentation for possible values
+  # CI workflow action updates
-    directory: "/" # Location of package manifests
+  - package-ecosystem: "github-actions"
+    directory: "/"
     schedule:
-      interval: "daily"
+      interval: "weekly"
+    commit-message:
+      prefix: "ci"
+
+  # Gradle package updates
+  - package-ecosystem: "gradle"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "deps"

.github/workflows/ci.yml

@@ -1,5 +1,5 @@
-# Builds, tests the project with Gradle
+# Builds, tests the project with Gradle and publishes to Modrinth & Hangar
-name: Java CI
+name: CI Tests & Publish
 
 on:
   push:
@@ -11,32 +11,34 @@ on:
 
 permissions:
   contents: read
+  checks: write
 
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - name: 'Checkout for CI 🛎️'
-      - name: Set up JDK 16
+        uses: actions/checkout@v4
-        uses: actions/setup-java@v3
+      - name: 'Set up JDK 17 📦'
+        uses: actions/setup-java@v4
         with:
-          java-version: '16'
+          java-version: '17'
           distribution: 'temurin'
-      - name: Build with Gradle
+      - name: 'Build with Gradle 🏗️'
         uses: gradle/gradle-build-action@v2
         with:
-          arguments: build test publish
+          arguments: build publish
         env:
           SNAPSHOTS_MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
           SNAPSHOTS_MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
-      - name: Query Version
+      - name: 'Fetch Version Name 📝'
         run: |
           echo "::set-output name=VERSION_NAME::$(${{github.workspace}}/gradlew properties --no-daemon --console=plain -q | grep "^version:" | awk '{printf $2}')"
         id: fetch-version
       - name: Get Version
         run: |
           echo "version_name=${{steps.fetch-version.outputs.VERSION_NAME}}" >> $GITHUB_ENV
-      - name: Upload to Modrinth & Hangar
+      - name: 'Publish to Modrinth & Hangar 🧽'
         uses: WiIIiam278/mc-publish@hangar
         with:
           modrinth-id: Q10irTG0
@@ -47,7 +49,7 @@ jobs:
           hangar-token: ${{ secrets.HANGAR_API_KEY }}
           hangar-version-type: Alpha
           hangar-game-versions: |
-            3.2
+            3.3
           files: target/Velocitab-*.jar
           name: Velocitab v${{ env.version_name }}
           version: ${{ env.version_name }}
@@ -100,9 +102,12 @@ jobs:
             1.20
             1.20.1
             1.20.2
-          java: 16
+            1.20.3
-      - name: Upload GitHub Artifact
+            1.20.4
-        uses: actions/upload-artifact@v2
+          java: 17
+      - name: 'Upload GitHub Artifact 📦'
+        uses: actions/upload-artifact@v3
+        if: success() || failure()
         with:
-          name: Velocitab Plugin
+          name: Velocitab
           path: target/Velocitab-*.jar

.github/workflows/pr_tests.yml

@@ -1,4 +1,3 @@
-# Carry out tests on pull requests
 name: PR Tests
 
 on:
@@ -7,18 +6,20 @@ on:
 
 permissions:
   contents: read
+  checks: write
 
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - name: 'Checkout for CI 🛎'
-      - name: Set up JDK 16
+        uses: actions/checkout@v4
-        uses: actions/setup-java@v3
+      - name: 'Set up JDK 17 📦'
+        uses: actions/setup-java@v4
         with:
-          java-version: '16'
+          java-version: '17'
           distribution: 'temurin'
-      - name: Test Pull Request
+      - name: 'Build with Gradle 🏗️'
-        uses: gradle/gradle-build-action@67421db6bd0bf253fb4bd25b31ebb98943c375e1
+        uses: gradle/gradle-build-action@v2
         with:
           arguments: build

.github/workflows/release.yml

@@ -7,32 +7,27 @@ on:
 
 permissions:
   contents: read
+  checks: write
 
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - name: 'Checkout for CI 🛎️'
-      - name: Set up JDK 16
+        uses: actions/checkout@v4
-        uses: actions/setup-java@v3
+      - name: 'Set up JDK 17 📦'
+        uses: actions/setup-java@v4
         with:
-          java-version: '16'
+          java-version: '17'
           distribution: 'temurin'
-      - name: Build with Gradle
+      - name: 'Build with Gradle 🏗️'
         uses: gradle/gradle-build-action@v2
         with:
-          arguments: build test publish
+          arguments: build publish
         env:
           RELEASES_MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
           RELEASES_MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
-      - name: Query Version
+      - name: 'Publish to Modrinth & Hangar 🚰'
-        run: |
-          echo "::set-output name=VERSION_NAME::$(${{github.workspace}}/gradlew properties --no-daemon --console=plain -q | grep "^version:" | awk '{printf $2}')"
-        id: fetch-version
-      - name: Get Version
-        run: |
-          echo "version_name=${{steps.fetch-version.outputs.VERSION_NAME}}" >> $GITHUB_ENV
-      - name: Upload to Modrinth & Hangar
         uses: WiIIiam278/mc-publish@hangar
         with:
           modrinth-id: Q10irTG0
@@ -43,7 +38,7 @@ jobs:
           hangar-token: ${{ secrets.HANGAR_API_KEY }}
           hangar-version-type: Release
           hangar-game-versions: |
-            3.2
+            3.3
           files: target/Velocitab-*.jar
           name: Velocitab v${{ github.event.release.tag_name }}
           version: ${{ github.event.release.tag_name }}
@@ -96,9 +91,11 @@ jobs:
             1.20
             1.20.1
             1.20.2
-          java: 16
+            1.20.3
-      - name: Upload GitHub Artifact
+            1.20.4
-        uses: actions/upload-artifact@v2
+          java: 17
+      - name: 'Upload GitHub Artifacts 📦'
+        uses: actions/upload-artifact@v3
         with:
-          name: Velocitab Plugin
+          name: Velocitab
           path: target/Velocitab-*.jar

.github/workflows/update_docs.yml

@@ -1,4 +1,3 @@
-# Update the GitHub Wiki documentation when a push is made to docs/
 name: Update Docs
 
 on:
@@ -17,10 +16,10 @@ jobs:
   deploy-wiki:
     runs-on: ubuntu-latest
     steps:
-      - name: 'Checkout Code'
+      - name: 'Checkout for CI 🛎️'
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
-      - name: 'Push Changes to Wiki'
+      - name: 'Push Docs to Github Wiki 📄️'
-        uses: Andrew-Chen-Wang/github-wiki-action@v3
+        uses: Andrew-Chen-Wang/github-wiki-action@v4
         env:
           WIKI_DIR: 'docs/'
           GH_TOKEN: ${{ github.token }}

README.md

@@ -1,8 +1,8 @@
 <!--suppress ALL -->
 <p align="center">
     <img src="images/banner.png" alt="Velocitab" />
-    <a href="https://github.com/WiIIiam278/Velocitab/actions/workflows/java_ci.yml">
+    <a href="https://github.com/WiIIiam278/Velocitab/actions/workflows/ci.yml">
-        <img src="https://img.shields.io/github/actions/workflow/status/WiIIiam278/Velocitab/java_ci.yml?branch=master&logo=github"/>
+        <img src="https://img.shields.io/github/actions/workflow/status/WiIIiam278/Velocitab/ci.yml?branch=master&logo=github"/>
     </a> 
     <a href="https://repo.william278.net/#/releases/net/william278/velocitab/">
         <img src="https://repo.william278.net/api/badge/latest/releases/net/william278/velocitab?color=00fb9a&name=Maven&prefix=v" />

build.gradle

@@ -26,17 +26,25 @@ repositories {
     maven { url = 'https://repo.minebench.de/' }
     maven { url = 'https://maven.elytrium.net/repo/' }
     maven { url = 'https://mvn.exceptionflug.de/repository/exceptionflug-public/' }
+    maven { url = 'https://repo.william278.net/velocity/' }
 }
 
 dependencies {
-    compileOnly 'com.velocitypowered:velocity-api:3.2.0-SNAPSHOT'
+    compileOnly ('com.velocitypowered:velocity-api:3.3.0-SNAPSHOT') {
-    compileOnly 'com.velocitypowered:velocity-proxy:3.2.0-SNAPSHOT'
+        exclude group: 'net.kyori'
+    }
+    compileOnly 'com.velocitypowered:velocity-proxy:3.3.0-SNAPSHOT'
     compileOnly 'io.netty:netty-codec-http:4.1.103.Final'
     compileOnly 'org.projectlombok:lombok:1.18.30'
     compileOnly 'net.luckperms:api:5.4'
     compileOnly 'io.github.miniplaceholders:miniplaceholders-api:2.0.0'
     compileOnly 'net.william278:PAPIProxyBridge:1.4.2'
     compileOnly 'it.unimi.dsi:fastutil:8.5.12'
+    compileOnly 'net.kyori:adventure-nbt:4.14.0'
+    compileOnly 'net.kyori:adventure-api:4.14.0'
+    compileOnly 'net.kyori:adventure-text-minimessage:4.14.0'
+    compileOnly 'net.kyori:adventure-text-serializer-legacy:4.14.0'
+    compileOnly 'net.kyori:adventure-text-serializer-gson:4.14.0'
 
 
     implementation 'org.apache.commons:commons-text:1.11.0'
@@ -72,6 +80,9 @@ javadoc.options.encoding = 'UTF-8'
 javadoc.options.addStringOption('Xdoclint:none', '-quiet')
 
 java {
+    def javaVersion = JavaVersion.toVersion(javaVersion)
+    sourceCompatibility = javaVersion
+    targetCompatibility = javaVersion
     withSourcesJar()
     withJavadocJar()
 }
@@ -89,7 +100,6 @@ shadowJar {
     relocate 'org.bstats', 'net.william278.velocitab.libraries.bstats'
 
     dependencies {
-        //noinspection GroovyAssignabilityCheck
         exclude dependency(':slf4j-api')
     }
 

docs/Placeholders.md

@@ -18,6 +18,7 @@ Placeholders can be included in the header, footer and player name format of the
 | `%role%`                 | The player's primary LuckPerms group name            | `admin`            |
 | `%role_display_name%`    | The player's primary LuckPerms group display name    | `Admin`            |
 | `%role_weight%`          | Comparable-formatted primary LuckPerms group weight. | `100`              |
+| `%luckperms_meta_(key)%` | Formats a meta key from the user's LuckPerms group   | (varies)           |
 | `%server_group%`         | The name of the server group the player is on        | `default`          |
 | `%server_group_index%`   | Indexed order of the server group in the list        | `0`                |
 | `%debug_team_name%`      | (Debug) Player's team name, used for [[Sorting]]     | `1alphaWilliam278` |

docs/Setup.md

@@ -1,7 +1,7 @@
 This page will walk you through installing Velocitab on a Velocity proxy server.
 
 ## Requirements
-* A Velocity proxy server (running Velocity 3.2.0 or newer)
+* A Velocity proxy server (running Velocity 3.3.0 or newer)
 * Backend Minecraft servers. The following Minecraft server versions are fully supported:
   - Minecraft 1.8—1.8.9
   - Minecraft 1.12.2—latest

gradle.properties

@@ -1,4 +1,4 @@
-javaVersion=16
+javaVersion=17
 
 org.gradle.jvmargs='-Dfile.encoding=UTF-8'
 org.gradle.daemon=true

src/main/java/net/william278/velocitab/api/VelocitabAPI.java

@@ -17,7 +17,6 @@
  *  limitations under the License.
  */
 
-
 package net.william278.velocitab.api;
 
 import com.velocitypowered.api.proxy.Player;

src/main/java/net/william278/velocitab/config/Placeholder.java

@@ -57,9 +57,9 @@ public enum Placeholder {
     SERVER_GROUP((plugin, player) -> player.getServerGroup(plugin)),
     SERVER_GROUP_INDEX((plugin, player) -> Integer.toString(player.getServerGroupPosition(plugin))),
     DEBUG_TEAM_NAME((plugin, player) -> plugin.getFormatter().escape(player.getLastTeamName().orElse(""))),
-    LUCK_PERMS_META_((param, plugin, player) -> plugin.getLuckPermsHook().map(hook -> hook.getMeta(player.getPlayer(), param))
+    LUCKPERMS_META_((param, plugin, player) -> plugin.getLuckPermsHook()
-            .orElse("")),
+            .map(hook -> hook.getMeta(player.getPlayer(), param))
-    ;
+            .orElse(""));
 
     /**
      * Function to replace placeholders with a real value

src/main/java/net/william278/velocitab/packet/Protocol340Adapter.java

@@ -1,94 +0,0 @@
-/*
- * This file is part of Velocitab, licensed under the Apache License 2.0.
- *
- *  Copyright (c) William278 <will27528@gmail.com>
- *  Copyright (c) contributors
- *
- *  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
- *
- *     http://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.
- */
-
-
-package net.william278.velocitab.packet;
-
-import com.velocitypowered.api.network.ProtocolVersion;
-import com.velocitypowered.proxy.protocol.ProtocolUtils;
-import io.netty.buffer.ByteBuf;
-import net.kyori.adventure.text.Component;
-import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
-import net.william278.velocitab.Velocitab;
-import org.jetbrains.annotations.NotNull;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Set;
-
-/**
- * Adapter for handling the UpdateTeamsPacket for Minecraft 1.12.2
- */
-@SuppressWarnings("DuplicatedCode")
-public class Protocol340Adapter extends TeamsPacketAdapter {
-
-    private final LegacyComponentSerializer serializer;
-
-    public Protocol340Adapter(@NotNull Velocitab plugin) {
-        super(plugin, Set.of(ProtocolVersion.MINECRAFT_1_12_2));
-        serializer = LegacyComponentSerializer.legacySection();
-    }
-
-    @Override
-    public void encode(@NotNull ByteBuf byteBuf, @NotNull UpdateTeamsPacket packet) {
-        ProtocolUtils.writeString(byteBuf, packet.teamName().substring(0, Math.min(packet.teamName().length(), 16)));
-        UpdateTeamsPacket.UpdateMode mode = packet.mode();
-        byteBuf.writeByte(mode.id());
-        if (mode == UpdateTeamsPacket.UpdateMode.REMOVE_TEAM) {
-            return;
-        }
-        if (mode == UpdateTeamsPacket.UpdateMode.CREATE_TEAM || mode == UpdateTeamsPacket.UpdateMode.UPDATE_INFO) {
-            final String displayName = getChatString(packet.displayName());
-            final String prefix = getChatString(packet.prefix());
-            final String suffix = getChatString(packet.suffix());
-
-            ProtocolUtils.writeString(byteBuf, shrinkString(displayName));
-            ProtocolUtils.writeString(byteBuf, shrinkString(prefix));
-            ProtocolUtils.writeString(byteBuf, shrinkString(suffix));
-            byteBuf.writeByte(UpdateTeamsPacket.FriendlyFlag.toBitMask(packet.friendlyFlags()));
-            ProtocolUtils.writeString(byteBuf, packet.nametagVisibility().id());
-            ProtocolUtils.writeString(byteBuf, packet.collisionRule().id());
-            byteBuf.writeByte(packet.color());
-        }
-        if (mode == UpdateTeamsPacket.UpdateMode.CREATE_TEAM || mode == UpdateTeamsPacket.UpdateMode.ADD_PLAYERS || mode == UpdateTeamsPacket.UpdateMode.REMOVE_PLAYERS) {
-            List<String> entities = packet.entities();
-            ProtocolUtils.writeVarInt(byteBuf, entities != null ? entities.size() : 0);
-            for (String entity : entities != null ? entities : new ArrayList<String>()) {
-                ProtocolUtils.writeString(byteBuf, entity);
-            }
-        }
-    }
-
-    /**
-     * Returns a shortened version of the given string, with a maximum length of 16 characters.
-     * This is used to ensure that the team name, display name, prefix and suffix are not too long for the client.
-     * @param string the string to be shortened
-     * @return the shortened string
-     */
-    @NotNull
-    private String shrinkString(@NotNull String string) {
-        return string.substring(0, Math.min(string.length(), 16));
-    }
-
-    @NotNull
-    @Override
-    protected String getChatString(@NotNull Component component) {
-        return serializer.serialize(component);
-    }
-}

src/main/java/net/william278/velocitab/packet/Protocol404Adapter.java

@@ -17,7 +17,6 @@
  *  limitations under the License.
  */
 
-
 package net.william278.velocitab.packet;
 
 import com.velocitypowered.api.network.ProtocolVersion;
@@ -33,14 +32,13 @@ import java.util.List;
 import java.util.Set;
 
 /**
- * Adapter for handling the UpdateTeamsPacket for Minecraft 1.13.2 - 1.15.2
+ * Adapter for handling the UpdateTeamsPacket for Minecraft 1.13.2-1.15.2
  */
 @SuppressWarnings("DuplicatedCode")
 public class Protocol404Adapter extends TeamsPacketAdapter {
 
     private final GsonComponentSerializer serializer;
 
-
     public Protocol404Adapter(@NotNull Velocitab plugin) {
         super(plugin, Set.of(ProtocolVersion.MINECRAFT_1_13_2,
                 ProtocolVersion.MINECRAFT_1_14,
@@ -55,8 +53,13 @@ public class Protocol404Adapter extends TeamsPacketAdapter {
         serializer = GsonComponentSerializer.colorDownsamplingGson();
     }
 
+    public Protocol404Adapter(@NotNull Velocitab plugin, Set<ProtocolVersion> protocolVersions) {
+        super(plugin, protocolVersions);
+        serializer = null;
+    }
+
     @Override
-    public void encode(@NotNull ByteBuf byteBuf, @NotNull UpdateTeamsPacket packet) {
+    public void encode(@NotNull ByteBuf byteBuf, @NotNull UpdateTeamsPacket packet, @NotNull ProtocolVersion protocolVersion) {
         ProtocolUtils.writeString(byteBuf, packet.teamName());
         UpdateTeamsPacket.UpdateMode mode = packet.mode();
         byteBuf.writeByte(mode.id());
@@ -64,13 +67,13 @@ public class Protocol404Adapter extends TeamsPacketAdapter {
             return;
         }
         if (mode == UpdateTeamsPacket.UpdateMode.CREATE_TEAM || mode == UpdateTeamsPacket.UpdateMode.UPDATE_INFO) {
-            ProtocolUtils.writeString(byteBuf, getChatString(packet.displayName()));
+            writeComponent(byteBuf, packet.displayName());
             byteBuf.writeByte(UpdateTeamsPacket.FriendlyFlag.toBitMask(packet.friendlyFlags()));
             ProtocolUtils.writeString(byteBuf, packet.nametagVisibility().id());
             ProtocolUtils.writeString(byteBuf, packet.collisionRule().id());
             byteBuf.writeByte(packet.color());
-            ProtocolUtils.writeString(byteBuf, getChatString(packet.prefix()));
+            writeComponent(byteBuf, packet.prefix());
-            ProtocolUtils.writeString(byteBuf, getChatString(packet.suffix()));
+            writeComponent(byteBuf, packet.suffix());
         }
         if (mode == UpdateTeamsPacket.UpdateMode.CREATE_TEAM || mode == UpdateTeamsPacket.UpdateMode.ADD_PLAYERS || mode == UpdateTeamsPacket.UpdateMode.REMOVE_PLAYERS) {
             List<String> entities = packet.entities();
@@ -81,10 +84,8 @@ public class Protocol404Adapter extends TeamsPacketAdapter {
         }
     }
 
-    @NotNull
+    protected void writeComponent(ByteBuf buf, Component component) {
-    @Override
+        ProtocolUtils.writeString(buf, serializer.serialize(component));
-    protected String getChatString(@NotNull Component component) {
-        return serializer.serialize(component);
     }
 
 }

src/main/java/net/william278/velocitab/packet/Protocol48Adapter.java

@@ -17,7 +17,6 @@
  *  limitations under the License.
  */
 
-
 package net.william278.velocitab.packet;
 
 import com.velocitypowered.api.network.ProtocolVersion;
@@ -41,12 +40,12 @@ public class Protocol48Adapter extends TeamsPacketAdapter {
     private final LegacyComponentSerializer serializer;
 
     public Protocol48Adapter(@NotNull Velocitab plugin) {
-        super(plugin, Set.of(ProtocolVersion.MINECRAFT_1_8));
+        super(plugin, Set.of(ProtocolVersion.MINECRAFT_1_8, ProtocolVersion.MINECRAFT_1_12_2));
         serializer = LegacyComponentSerializer.legacySection();
     }
 
     @Override
-    public void encode(@NotNull ByteBuf byteBuf, @NotNull UpdateTeamsPacket packet) {
+    public void encode(@NotNull ByteBuf byteBuf, @NotNull UpdateTeamsPacket packet, @NotNull ProtocolVersion protocolVersion) {
         ProtocolUtils.writeString(byteBuf, shrinkString(packet.teamName()));
         UpdateTeamsPacket.UpdateMode mode = packet.mode();
         byteBuf.writeByte(mode.id());
@@ -54,15 +53,14 @@ public class Protocol48Adapter extends TeamsPacketAdapter {
             return;
         }
         if (mode == UpdateTeamsPacket.UpdateMode.CREATE_TEAM || mode == UpdateTeamsPacket.UpdateMode.UPDATE_INFO) {
-            final String displayName = getChatString(packet.displayName());
+            writeComponent(byteBuf, packet.displayName());
-            final String prefix = getChatString(packet.prefix());
+            writeComponent(byteBuf, packet.prefix());
-            final String suffix = getChatString(packet.suffix());
+            writeComponent(byteBuf, packet.suffix());
-
-            ProtocolUtils.writeString(byteBuf, shrinkString(displayName));
-            ProtocolUtils.writeString(byteBuf, shrinkString(prefix));
-            ProtocolUtils.writeString(byteBuf, shrinkString(suffix));
             byteBuf.writeByte(UpdateTeamsPacket.FriendlyFlag.toBitMask(packet.friendlyFlags()));
             ProtocolUtils.writeString(byteBuf, packet.nametagVisibility().id());
+            if (protocolVersion.compareTo(ProtocolVersion.MINECRAFT_1_12_2) >= 0) {
+                ProtocolUtils.writeString(byteBuf, packet.collisionRule().id());
+            }
             byteBuf.writeByte(packet.color());
         }
         if (mode == UpdateTeamsPacket.UpdateMode.CREATE_TEAM || mode == UpdateTeamsPacket.UpdateMode.ADD_PLAYERS || mode == UpdateTeamsPacket.UpdateMode.REMOVE_PLAYERS) {
@@ -85,9 +83,7 @@ public class Protocol48Adapter extends TeamsPacketAdapter {
         return string.substring(0, Math.min(string.length(), 16));
     }
 
-    @NotNull
+    protected void writeComponent(ByteBuf buf, Component component) {
-    @Override
+        ProtocolUtils.writeString(buf, shrinkString(serializer.serialize(component)));
-    protected String getChatString(@NotNull Component component) {
-        return serializer.serialize(component);
     }
 }

src/main/java/net/william278/velocitab/packet/Protocol735Adapter.java

@@ -17,7 +17,6 @@
  *  limitations under the License.
  */
 
-
 package net.william278.velocitab.packet;
 
 import com.velocitypowered.api.network.ProtocolVersion;
@@ -28,15 +27,12 @@ import net.kyori.adventure.text.serializer.gson.GsonComponentSerializer;
 import net.william278.velocitab.Velocitab;
 import org.jetbrains.annotations.NotNull;
 
-import java.util.ArrayList;
-import java.util.List;
 import java.util.Set;
 
 /**
- * Adapter for handling the UpdateTeamsPacket for Minecraft 1.16 - 1.20.2
+ * Adapter for handling the UpdateTeamsPacket for Minecraft 1.16-1.20.2
  */
-@SuppressWarnings("DuplicatedCode")
+public class Protocol735Adapter extends Protocol404Adapter {
-public class Protocol735Adapter extends TeamsPacketAdapter {
 
     private final GsonComponentSerializer serializer;
 
@@ -62,35 +58,8 @@ public class Protocol735Adapter extends TeamsPacketAdapter {
     }
 
     @Override
-    public void encode(@NotNull ByteBuf byteBuf, @NotNull UpdateTeamsPacket packet) {
+    protected void writeComponent(ByteBuf buf, Component component) {
-        ProtocolUtils.writeString(byteBuf, packet.teamName());
+        ProtocolUtils.writeString(buf, serializer.serialize(component));
-        UpdateTeamsPacket.UpdateMode mode = packet.mode();
-        byteBuf.writeByte(mode.id());
-        if (mode == UpdateTeamsPacket.UpdateMode.REMOVE_TEAM) {
-            return;
-        }
-        if (mode == UpdateTeamsPacket.UpdateMode.CREATE_TEAM || mode == UpdateTeamsPacket.UpdateMode.UPDATE_INFO) {
-            ProtocolUtils.writeString(byteBuf, getChatString(packet.displayName()));
-            byteBuf.writeByte(UpdateTeamsPacket.FriendlyFlag.toBitMask(packet.friendlyFlags()));
-            ProtocolUtils.writeString(byteBuf, packet.nametagVisibility().id());
-            ProtocolUtils.writeString(byteBuf, packet.collisionRule().id());
-            byteBuf.writeByte(packet.color());
-            ProtocolUtils.writeString(byteBuf, getChatString(packet.prefix()));
-            ProtocolUtils.writeString(byteBuf, getChatString(packet.suffix()));
-        }
-        if (mode == UpdateTeamsPacket.UpdateMode.CREATE_TEAM || mode == UpdateTeamsPacket.UpdateMode.ADD_PLAYERS || mode == UpdateTeamsPacket.UpdateMode.REMOVE_PLAYERS) {
-            List<String> entities = packet.entities();
-            ProtocolUtils.writeVarInt(byteBuf, entities != null ? entities.size() : 0);
-            for (String entity : entities != null ? entities : new ArrayList<String>()) {
-                ProtocolUtils.writeString(byteBuf, entity);
-            }
-        }
     }
 
-    @NotNull
+}
-    @Override
-    protected String getChatString(@NotNull Component component) {
-        return serializer.serialize(component);
-    }
-
-}

src/main/java/net/william278/velocitab/packet/Protocol765Adapter.java

@@ -0,0 +1,46 @@
+/*
+ * This file is part of Velocitab, licensed under the Apache License 2.0.
+ *
+ *  Copyright (c) William278 <will27528@gmail.com>
+ *  Copyright (c) contributors
+ *
+ *  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
+ *
+ *     http://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.
+ */
+
+package net.william278.velocitab.packet;
+
+import com.velocitypowered.api.network.ProtocolVersion;
+import com.velocitypowered.proxy.protocol.packet.chat.ComponentHolder;
+import io.netty.buffer.ByteBuf;
+import net.kyori.adventure.text.Component;
+import net.william278.velocitab.Velocitab;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Set;
+
+/**
+ * Adapter for handling the UpdateTeamsPacket for Minecraft 1.20.3-1.20.4
+ */
+public class Protocol765Adapter extends Protocol404Adapter {
+
+    public Protocol765Adapter(@NotNull Velocitab plugin) {
+        super(plugin, Set.of(
+                ProtocolVersion.MINECRAFT_1_20_3
+        ));
+    }
+
+    protected void writeComponent(ByteBuf buf, Component component) {
+        new ComponentHolder(ProtocolVersion.MINECRAFT_1_20_3, component).write(buf);
+    }
+
+}

src/main/java/net/william278/velocitab/packet/ScoreboardManager.java

@@ -53,10 +53,14 @@ public class ScoreboardManager {
     }
 
     private void registerVersions() {
-        versions.add(new Protocol735Adapter(plugin));
+        try {
-        versions.add(new Protocol404Adapter(plugin));
+            versions.add(new Protocol765Adapter(plugin));
-        versions.add(new Protocol340Adapter(plugin));
+            versions.add(new Protocol735Adapter(plugin));
-        versions.add(new Protocol48Adapter(plugin));
+            versions.add(new Protocol404Adapter(plugin));
+            versions.add(new Protocol48Adapter(plugin));
+        } catch (NoSuchFieldError e) {
+            throw new IllegalStateException("Failed to register scoreboard packet adapters. Try to update velocity to latest build", e);
+        }
     }
 
     @NotNull
@@ -282,7 +286,8 @@ public class ScoreboardManager {
                     .mapping(0x58, MINECRAFT_1_19_1, true)
                     .mapping(0x56, MINECRAFT_1_19_3, true)
                     .mapping(0x5A, MINECRAFT_1_19_4, true)
-                    .mapping(0x5C, MINECRAFT_1_20_2, true);
+                    .mapping(0x5C, MINECRAFT_1_20_2, true)
+                    .mapping(0x5E, MINECRAFT_1_20_3, true);
             packetRegistration.register();
         } catch (Throwable e) {
             plugin.log(Level.ERROR, "Failed to register UpdateTeamsPacket", e);

src/main/java/net/william278/velocitab/packet/TeamsPacketAdapter.java

@@ -17,7 +17,6 @@
  *  limitations under the License.
  */
 
-
 package net.william278.velocitab.packet;
 
 import com.velocitypowered.api.network.ProtocolVersion;
@@ -37,9 +36,8 @@ public abstract class TeamsPacketAdapter {
     private final Velocitab plugin;
     private final Set<ProtocolVersion> protocolVersions;
 
-    public abstract void encode(@NotNull ByteBuf byteBuf, @NotNull UpdateTeamsPacket packet);
+    public abstract void encode(@NotNull ByteBuf byteBuf, @NotNull UpdateTeamsPacket packet, @NotNull ProtocolVersion protocolVersion);
 
-    @NotNull
+    protected abstract void writeComponent(ByteBuf buf, Component component);
-    protected abstract String getChatString(@NotNull Component component);
 
 }

src/main/java/net/william278/velocitab/packet/UpdateTeamsPacket.java

@@ -202,7 +202,7 @@ public class UpdateTeamsPacket implements MinecraftPacket {
         if (optionalManager.isEmpty()) {
             return;
         }
-        optionalManager.get().getPacketAdapter(protocolVersion).encode(byteBuf, this);
+        optionalManager.get().getPacketAdapter(protocolVersion).encode(byteBuf, this, protocolVersion);
     }
 
     @Override

src/main/java/net/william278/velocitab/player/TabPlayer.java

@@ -196,7 +196,7 @@ public final class TabPlayer implements Comparable<TabPlayer> {
     }
 
     /**
-     * Represents a nametag to be displayed above a player, with prefix & suffix
+     * Represents a nametag to be displayed above a player, with prefix and suffix
      */
     @Getter
     @AllArgsConstructor