Spear/Trident API go brrr

library/item/item_extension/build.gradle

@@ -12,6 +12,7 @@ qslModule {
 	moduleDependencies {
 		core {
 			api("qsl_base")
+			impl("networking")
 		}
 	}
 	injectedInterface("net/minecraft/class_1753") {

library/item/item_extension/src/main/java/org/quiltmc/qsl/item/extension/api/trident/ProjectileModifyingTridentItem.java

@@ -0,0 +1,10 @@
+package org.quiltmc.qsl.item.extension.api.trident;
+
+import net.minecraft.item.Item;
+import net.minecraft.item.TridentItem;
+
+public class ProjectileModifyingTridentItem extends TridentItem {
+    public ProjectileModifyingTridentItem(Item.Settings settings) {
+        super(settings);
+    }
+}

library/item/item_extension/src/main/java/org/quiltmc/qsl/item/extension/api/trident/TridentExtensions.java

@@ -0,0 +1,13 @@
+package org.quiltmc.qsl.item.extension.api.trident;
+
+import org.quiltmc.qsl.base.api.util.InjectedInterface;
+
+import net.minecraft.item.TridentItem;
+import net.minecraft.util.Identifier;
+
+@InjectedInterface(TridentItem.class)
+public interface TridentExtensions {
+    boolean useVanillaRenderer();
+    Identifier getRenderTexture();
+
+}

library/item/item_extension/src/main/java/org/quiltmc/qsl/item/extension/api/trident/TridentThrownProjectileEvents.java

@@ -0,0 +1,4 @@
+package org.quiltmc.qsl.item.extension.api.trident;
+
+public class TridentThrownProjectileEvents {
+}

library/item/item_extension/src/main/java/org/quiltmc/qsl/item/extension/impl/trident/TridentClientModInitializer.java

@@ -0,0 +1,24 @@
+package org.quiltmc.qsl.item.extension.impl.trident;
+
+import java.util.ArrayDeque;
+import java.util.Deque;
+
+import org.quiltmc.loader.api.ModContainer;
+import org.quiltmc.qsl.base.api.entrypoint.client.ClientModInitializer;
+import org.quiltmc.qsl.networking.api.client.ClientPlayNetworking;
+
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.Identifier;
+
+public class TridentClientModInitializer implements ClientModInitializer {
+    public static final Deque<ItemStack> TRIDENT_QUEUE = new ArrayDeque<>();
+
+    public static final Identifier TRIDENT_SPAWN_PACKET_ID = new Identifier("quilt_item_extensions", "trident_spawn_stack");
+
+    @Override
+    public void onInitializeClient(ModContainer mod) {
+        ClientPlayNetworking.registerGlobalReceiver(TRIDENT_SPAWN_PACKET_ID, (client, handler, buf, responseSender) -> {
+            TRIDENT_QUEUE.add(buf.readItemStack());
+        });
+    }
+}

library/item/item_extension/src/main/java/org/quiltmc/qsl/item/extension/mixin/trident/TridentEntityAccessor.java

@@ -0,0 +1,16 @@
+package org.quiltmc.qsl.item.extension.mixin.trident;
+
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.gen.Accessor;
+
+import net.minecraft.entity.projectile.TridentEntity;
+import net.minecraft.item.ItemStack;
+
+@Mixin(TridentEntity.class)
+public interface TridentEntityAccessor {
+    @Accessor("tridentStack")
+    ItemStack getTridentStack();
+
+    @Accessor("tridentStack")
+    void setTridentStack(ItemStack stack);
+}

library/item/item_extension/src/main/java/org/quiltmc/qsl/item/extension/mixin/trident/TridentEntityMixin.java

@@ -0,0 +1,33 @@
+package org.quiltmc.qsl.item.extension.mixin.trident;
+
+import org.quiltmc.qsl.item.extension.impl.trident.TridentClientModInitializer;
+import org.quiltmc.qsl.networking.api.PacketByteBufs;
+import org.quiltmc.qsl.networking.api.ServerPlayNetworking;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.EntityType;
+import net.minecraft.entity.projectile.ProjectileEntity;
+import net.minecraft.entity.projectile.TridentEntity;
+import net.minecraft.network.Packet;
+import net.minecraft.network.PacketByteBuf;
+import net.minecraft.world.World;
+
+@Mixin(ProjectileEntity.class)
+public abstract class TridentEntityMixin extends Entity {
+    public TridentEntityMixin(EntityType<?> entityType, World world) {
+        super(entityType, world);
+    }
+
+    @Inject(method = "createSpawnPacket", at = @At("HEAD"))
+    public void sendTridentStackBeforeSpawnPacket(CallbackInfoReturnable<Packet<?>> cir) {
+        if ((Object) this instanceof TridentEntity trident) {
+            PacketByteBuf passedData = PacketByteBufs.create();
+            passedData.writeItemStack(((TridentEntityAccessor) trident).getTridentStack());
+            ServerPlayNetworking.send(this.world.getServer().getPlayerManager().getPlayerList(), TridentClientModInitializer.TRIDENT_SPAWN_PACKET_ID, passedData);
+        }
+    }
+}

library/item/item_extension/src/main/java/org/quiltmc/qsl/item/extension/mixin/trident/client/ClientPlayNetworkHandlerMixin.java

@@ -0,0 +1,24 @@
+package org.quiltmc.qsl.item.extension.mixin.trident.client;
+
+import org.quiltmc.qsl.item.extension.impl.trident.TridentClientModInitializer;
+import org.quiltmc.qsl.item.extension.mixin.trident.TridentEntityAccessor;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+import org.spongepowered.asm.mixin.injection.callback.LocalCapture;
+
+import net.minecraft.client.network.ClientPlayNetworkHandler;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.EntityType;
+import net.minecraft.network.packet.s2c.play.EntitySpawnS2CPacket;
+
+@Mixin(ClientPlayNetworkHandler.class)
+public class ClientPlayNetworkHandlerMixin {
+    @Inject(method = "onEntitySpawn", at = @At(value = "INVOKE", target = "Lnet/minecraft/entity/Entity;onSpawnPacket(Lnet/minecraft/network/packet/s2c/play/EntitySpawnS2CPacket;)V"), locals = LocalCapture.CAPTURE_FAILHARD)
+    public void onEntitySpawnMixin(EntitySpawnS2CPacket packet, CallbackInfo ci, EntityType<?> entityType, Entity entity) {
+        if (entityType == EntityType.TRIDENT) {
+            ((TridentEntityAccessor) entity).setTridentStack(TridentClientModInitializer.TRIDENT_QUEUE.remove());
+        }
+    }
+}

library/item/item_extension/src/main/java/org/quiltmc/qsl/item/extension/mixin/trident/client/TridentEntityRendererMixin.java

@@ -0,0 +1,22 @@
+package org.quiltmc.qsl.item.extension.mixin.trident.client;
+
+import org.quiltmc.qsl.item.extension.api.trident.TridentExtensions;
+import org.quiltmc.qsl.item.extension.mixin.trident.TridentEntityAccessor;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+import net.minecraft.client.render.entity.TridentEntityRenderer;
+import net.minecraft.entity.projectile.TridentEntity;
+import net.minecraft.util.Identifier;
+
+@Mixin(TridentEntityRenderer.class)
+public class TridentEntityRendererMixin {
+    @Inject(method = "getTexture(Lnet/minecraft/entity/projectile/TridentEntity;)Lnet/minecraft/util/Identifier;", at = @At(value = "HEAD"), cancellable = true)
+    public void getTextureMixin(TridentEntity entity, CallbackInfoReturnable<Identifier> cir) {
+        if(((TridentEntityAccessor) entity).getTridentStack().getItem() instanceof TridentExtensions tridentItem) {
+            cir.setReturnValue(tridentItem.getRenderTexture());
+        }
+    }
+}

library/item/item_extension/src/main/resources/quilt_item_extension.mixins.json

@@ -11,12 +11,16 @@
     "bow.EntityUseBowMixin",
     "crossbow.CrossbowItemAccessor",
     "crossbow.CrossbowItemMixin",
-    "crossbow.EntityUseCrossbowMixin"
+    "crossbow.EntityUseCrossbowMixin",
+    "trident.TridentEntityAccessor",
+    "trident.TridentEntityMixin"
   ],
   "client": [
     "bow.client.SkeletonEntityModelMixin",
     "client.HeldItemRendererMixin",
-    "crossbow.client.PlayerEntityRendererMixin"
+    "crossbow.client.PlayerEntityRendererMixin",
+    "trident.client.ClientPlayNetworkHandlerMixin",
+    "trident.client.TridentEntityRendererMixin"
   ],
   "injectors": {
     "defaultRequire": 1