Initial commit

src/main/java/emu/grasscutter/game/entity/EntityItem.java

@@ -0,0 +1,118 @@
+package emu.grasscutter.game.entity;
+
+import emu.grasscutter.data.def.ItemData;
+import emu.grasscutter.game.GenshinPlayer;
+import emu.grasscutter.game.World;
+import emu.grasscutter.game.inventory.GenshinItem;
+import emu.grasscutter.game.props.EntityIdType;
+import emu.grasscutter.game.props.PlayerProperty;
+import emu.grasscutter.net.proto.AbilitySyncStateInfoOuterClass.AbilitySyncStateInfo;
+import emu.grasscutter.net.proto.AnimatorParameterValueInfoPairOuterClass.AnimatorParameterValueInfoPair;
+import emu.grasscutter.net.proto.EntityAuthorityInfoOuterClass.EntityAuthorityInfo;
+import emu.grasscutter.net.proto.EntityClientDataOuterClass.EntityClientData;
+import emu.grasscutter.net.proto.EntityRendererChangedInfoOuterClass.EntityRendererChangedInfo;
+import emu.grasscutter.net.proto.GadgetBornTypeOuterClass.GadgetBornType;
+import emu.grasscutter.net.proto.MotionInfoOuterClass.MotionInfo;
+import emu.grasscutter.net.proto.PropPairOuterClass.PropPair;
+import emu.grasscutter.net.proto.ProtEntityTypeOuterClass.ProtEntityType;
+import emu.grasscutter.net.proto.SceneEntityAiInfoOuterClass.SceneEntityAiInfo;
+import emu.grasscutter.net.proto.SceneEntityInfoOuterClass.SceneEntityInfo;
+import emu.grasscutter.net.proto.SceneGadgetInfoOuterClass.SceneGadgetInfo;
+import emu.grasscutter.net.proto.VectorOuterClass.Vector;
+import emu.grasscutter.utils.Position;
+import emu.grasscutter.utils.ProtoHelper;
+import it.unimi.dsi.fastutil.ints.Int2FloatOpenHashMap;
+
+public class EntityItem extends EntityGadget {
+	private final Position pos;
+	private final Position rot;
+	
+	private final GenshinItem item;
+	private final long guid;
+	
+	public EntityItem(World world, GenshinPlayer player, ItemData itemData, Position pos, int count) {
+		super(world);
+		this.id = world.getNextEntityId(EntityIdType.GADGET);
+		this.pos = new Position(pos);
+		this.rot = new Position();
+		this.guid = player.getNextGuid();
+		this.item = new GenshinItem(itemData, count);
+	}
+	
+	@Override
+	public int getId() {
+		return this.id;
+	}
+	
+	private GenshinItem getItem() {
+		return this.item;
+	}
+
+	public ItemData getItemData() {
+		return this.getItem().getItemData();
+	}
+
+	public long getGuid() {
+		return guid;
+	}
+
+	public int getCount() {
+		return this.getItem().getCount();
+	}
+	
+	@Override
+	public int getGadgetId() {
+		return this.getItemData().getGadgetId();
+	}
+
+	@Override
+	public Position getPosition() {
+		return this.pos;
+	}
+
+	@Override
+	public Position getRotation() {
+		return this.rot;
+	}
+	
+	@Override
+	public Int2FloatOpenHashMap getFightProperties() {
+		return null;
+	}
+
+	@Override
+	public SceneEntityInfo toProto() {
+		EntityAuthorityInfo authority = EntityAuthorityInfo.newBuilder()
+				.setAbilityInfo(AbilitySyncStateInfo.newBuilder())
+				.setRendererChangedInfo(EntityRendererChangedInfo.newBuilder())
+				.setAiInfo(SceneEntityAiInfo.newBuilder().setIsAiOpen(true).setBornPos(Vector.newBuilder()))
+				.setBornPos(Vector.newBuilder())
+				.build();
+		
+		SceneEntityInfo.Builder entityInfo = SceneEntityInfo.newBuilder()
+				.setEntityId(getId())
+				.setEntityType(ProtEntityType.ProtEntityGadget)
+				.setMotionInfo(MotionInfo.newBuilder().setPos(getPosition().toProto()).setRot(getRotation().toProto()).setSpeed(Vector.newBuilder()))
+				.addAnimatorParaList(AnimatorParameterValueInfoPair.newBuilder())
+				.setEntityClientData(EntityClientData.newBuilder())
+				.setEntityAuthorityInfo(authority)
+				.setLifeState(1);
+		
+		PropPair pair = PropPair.newBuilder()
+				.setType(PlayerProperty.PROP_LEVEL.getId())
+				.setPropValue(ProtoHelper.newPropValue(PlayerProperty.PROP_LEVEL, 1))
+				.build();
+		entityInfo.addPropList(pair);
+		
+		SceneGadgetInfo.Builder gadgetInfo = SceneGadgetInfo.newBuilder()
+				.setGadgetId(this.getItemData().getGadgetId())
+				.setTrifleItem(this.getItem().toProto())
+				.setBornType(GadgetBornType.GadgetBornInAir)
+				.setAuthorityPeerId(this.getWorld().getHostPeerId())
+				.setIsEnableInteract(true);
+
+		entityInfo.setGadget(gadgetInfo);
+		
+		return entityInfo.build();
+	}
+}