Added __on_player_message event (#1312)

* Added __on_player_sends_message event

* Docs for chat message event

* Rename to __on_player_message

* Editor support

* Added event to event_test app

* Update docs/scarpet/api/Events.md

Co-authored-by: gnembon <41132274+gnembon@users.noreply.github.com>

src/main/java/carpet/mixins/ServerGamePacketListenerImpl_scarpetEventsMixin.java

@@ -1,5 +1,6 @@
 package carpet.mixins;
 
+import net.minecraft.server.network.TextFilter;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 import org.spongepowered.asm.mixin.injection.At;
@@ -24,6 +25,7 @@ import static carpet.script.CarpetEventServer.Event.PLAYER_STOPS_SPRINTING;
 import static carpet.script.CarpetEventServer.Event.PLAYER_SWAPS_HANDS;
 import static carpet.script.CarpetEventServer.Event.PLAYER_SWINGS_HAND;
 import static carpet.script.CarpetEventServer.Event.PLAYER_SWITCHES_SLOT;
+import static carpet.script.CarpetEventServer.Event.PLAYER_MESSAGE;
 import static carpet.script.CarpetEventServer.Event.PLAYER_USES_ITEM;
 import static carpet.script.CarpetEventServer.Event.PLAYER_WAKES_UP;
 
@@ -42,6 +44,7 @@ import net.minecraft.server.network.ServerGamePacketListenerImpl;
 import net.minecraft.world.InteractionHand;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.phys.BlockHitResult;
+import org.spongepowered.asm.mixin.injection.callback.LocalCapture;
 
 
 @Mixin(ServerGamePacketListenerImpl.class)
@@ -278,4 +281,15 @@ public class ServerGamePacketListenerImpl_scarpetEventsMixin
             PLAYER_SWINGS_HAND.onHandAction(player, packet.getHand());
         }
     }
+
+    @Inject(method = "handleChat(Lnet/minecraft/server/network/TextFilter$FilteredText;)V",
+            at = @At(value = "INVOKE", target = "Ljava/lang/String;startsWith(Ljava/lang/String;)Z"),
+            locals = LocalCapture.CAPTURE_FAILHARD
+    )
+    private void onChatMessage(TextFilter.FilteredText filteredText, CallbackInfo ci, String string) {
+        if (PLAYER_MESSAGE.isNeeded())
+        {
+            PLAYER_MESSAGE.onPlayerMessage(player,string);
+        }
+    }
 }

src/main/java/carpet/script/CarpetEventServer.java

@@ -856,6 +856,14 @@ public class CarpetEventServer
                 handler.call( () -> Arrays.asList(new EntityValue(player), new StringValue(message)), player::createCommandSourceStack);
             }
         };
+
+        public static final Event PLAYER_MESSAGE = new Event("player_message", 2, false) {
+            @Override
+            public void onPlayerMessage(ServerPlayer player, String message) {
+                handler.call( () -> Arrays.asList(new EntityValue(player), new StringValue(message)), player::createCommandSourceStack);
+            }
+        };
+
         public static final Event STATISTICS = new Event("statistic", 4, false)
         {
             private <T> ResourceLocation getStatId(Stat<T> stat)