Add chat filter

src/main/java/cc/fascinated/wildaddons/addon/AddonManager.java

@@ -1,6 +1,7 @@
 package cc.fascinated.wildaddons.addon;
 
 import cc.fascinated.wildaddons.addon.impl.chat.AutoWelcomerAddon;
+import cc.fascinated.wildaddons.addon.impl.chat.MessageFilterAddon;
 import cc.fascinated.wildaddons.addon.impl.ui.OverlayAddon;
 
 import java.util.HashSet;
@@ -16,6 +17,7 @@ public class AddonManager {
     public AddonManager() {
         registerAddon(new AutoWelcomerAddon());
         registerAddon(new OverlayAddon());
+        registerAddon(new MessageFilterAddon());
     }
 
     /**
@@ -26,4 +28,13 @@ public class AddonManager {
     public void registerAddon(Addon addon) {
         ADDONS.add(addon);
     }
+
+    public static boolean isEnabled(Class<?> clazz) {
+        for (Addon addon : ADDONS) {
+            if (addon.getClass() == clazz) {
+                return addon.isEnabled();
+            }
+        }
+        return false;
+    }
 }

src/main/java/cc/fascinated/wildaddons/addon/impl/chat/AutoWelcomerAddon.java

@@ -5,6 +5,7 @@ import cc.fascinated.wildaddons.addon.Addon;
 import cc.fascinated.wildaddons.listener.PlayerListener;
 import cc.fascinated.wildaddons.statistic.Statistic;
 import cc.fascinated.wildaddons.utils.PlayerUtils;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 import java.util.concurrent.ThreadLocalRandom;
 
@@ -18,7 +19,7 @@ public class AutoWelcomerAddon extends Addon {
     }
 
     @Override
-    public void onChat(String message, String messageStripped) {
+    public void onChat(String message, String messageStripped, CallbackInfo ci) {
         if (!this.isEnabled()) { // This addon is disabled
             return;
         }

src/main/java/cc/fascinated/wildaddons/addon/impl/chat/MessageFilterAddon.java

@@ -0,0 +1,42 @@
+package cc.fascinated.wildaddons.addon.impl.chat;
+
+import cc.fascinated.wildaddons.addon.Addon;
+import cc.fascinated.wildaddons.statistic.Statistic;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import java.util.Arrays;
+import java.util.List;
+
+public class MessageFilterAddon extends Addon {
+
+    private final List<String> toRemove = Arrays.asList(
+            "⛃ Blessing",
+            "✌ OP CRATE",
+            "✌ VOTE",
+            "RANKS",
+            //"has just won a",
+            "+ KeyFinder",
+            "ALERT",
+            "WILDPASS",
+            "VALUE",
+            "----------------------------------------------------"
+    );
+
+    public MessageFilterAddon() {
+        super("Chat Filter", "Removes all the junk messages from chat.", Category.CHAT);
+    }
+
+    @Override
+    public void onChat(String message, String messageStripped, CallbackInfo ci) {
+        if (message.equals("")) {
+            ci.cancel();
+            return;
+        }
+        for (String check : toRemove) {
+            if (messageStripped.startsWith(check)) {
+                ci.cancel();
+                Statistic.FILTERED_MESSAGES.increment();
+            }
+        }
+    }
+}

src/main/java/cc/fascinated/wildaddons/addon/impl/ui/OverlayAddon.java

@@ -3,12 +3,9 @@ package cc.fascinated.wildaddons.addon.impl.ui;
 import cc.fascinated.wildaddons.Main;
 import cc.fascinated.wildaddons.addon.Addon;
 import cc.fascinated.wildaddons.tpsmonitor.TpsMonitor;
-import cc.fascinated.wildaddons.utils.NumberUtils;
 import net.fabricmc.fabric.api.client.rendering.v1.HudRenderCallback;
 import net.minecraft.client.MinecraftClient;
 import net.minecraft.client.font.TextRenderer;
-import net.minecraft.network.Packet;
-import net.minecraft.network.packet.s2c.play.WorldTimeUpdateS2CPacket;
 
 public class OverlayAddon extends Addon {
 

src/main/java/cc/fascinated/wildaddons/event/EventListener.java

@@ -1,6 +1,7 @@
 package cc.fascinated.wildaddons.event;
 
 import net.minecraft.network.Packet;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 public interface EventListener {
 
@@ -12,7 +13,7 @@ public interface EventListener {
      * @param message the message
      * @param messageStripped the message without colors
      */
-    default void onChat(String message, String messageStripped) {}
+    default void onChat(String message, String messageStripped, CallbackInfo ci) {}
 
     /**
      * Gets called when the client receives a packet.

src/main/java/cc/fascinated/wildaddons/mixin/ChatHudMixin.java

@@ -16,7 +16,7 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 @Mixin(ChatHud.class)
 public class ChatHudMixin {
 
-    @Inject(method = "addMessage(Lnet/minecraft/text/Text;Lnet/minecraft/network/message/MessageSignatureData;ILnet/minecraft/client/gui/hud/MessageIndicator;Z)V", at = @At("HEAD"))
+    @Inject(method = "addMessage(Lnet/minecraft/text/Text;Lnet/minecraft/network/message/MessageSignatureData;ILnet/minecraft/client/gui/hud/MessageIndicator;Z)V", at = @At(value = "INVOKE", target = "Lnet/minecraft/client/gui/hud/ChatHudLine$Visible;<init>(ILnet/minecraft/text/OrderedText;Lnet/minecraft/client/gui/hud/MessageIndicator;Z)V"), cancellable = true)
     public void onChat(Text text, MessageSignatureData signature, int ticks, MessageIndicator indicator, boolean refresh, CallbackInfo ci) {
         if (!PlayerUtils.isOnWild()) { // Ignore if the player isn't on Wild
             return;
@@ -25,7 +25,7 @@ public class ChatHudMixin {
         String stripped = TextUtils.stripColors(message); // Strip the text removing colors
 
         for (EventListener listener : EventManager.getListeners()) {
-            listener.onChat(message, stripped);
+            listener.onChat(message, stripped, ci);
         }
     }
 }

src/main/java/cc/fascinated/wildaddons/mixin/MinecraftClientMixin.java

@@ -5,7 +5,6 @@ import cc.fascinated.wildaddons.event.EventListener;
 import cc.fascinated.wildaddons.event.EventManager;
 import cc.fascinated.wildaddons.utils.PlayerUtils;
 import net.minecraft.client.MinecraftClient;
-import net.minecraft.client.network.ClientPlayNetworkHandler;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;

src/main/java/cc/fascinated/wildaddons/statistic/Statistic.java

@@ -8,7 +8,8 @@ import java.util.HashMap;
 @Getter @RequiredArgsConstructor
 public enum Statistic {
 
-    PLAYERS_WELCOMED("players-welcomed");
+    PLAYERS_WELCOMED("players-welcomed"),
+    FILTERED_MESSAGES("filtered-messages");
 
     /**
      * The in memory storage for all statistics

src/main/java/cc/fascinated/wildaddons/tpsmonitor/TpsMonitor.java

@@ -3,7 +3,6 @@ package cc.fascinated.wildaddons.tpsmonitor;
 import cc.fascinated.wildaddons.event.EventListener;
 import cc.fascinated.wildaddons.utils.NumberUtils;
 import com.google.common.collect.EvictingQueue;
-import lombok.Getter;
 import net.minecraft.network.Packet;
 import net.minecraft.network.packet.s2c.play.WorldTimeUpdateS2CPacket;
 
@@ -50,7 +49,7 @@ public class TpsMonitor implements EventListener {
      * @return the formatted tps
      */
     public static String getFormattedTPS() {
-        float tps = calculateServerTPS();
+        float tps = Math.max(calculateServerTPS(), 0);
 
         return tps > 20.00 ? "20.00*" : NumberUtils.format(tps);
     }