hytale-server/com/hypixel/hytale/protocol/packets/window/WindowAction.java

106 lines
4.7 KiB
Java

package com.hypixel.hytale.protocol.packets.window;
import com.hypixel.hytale.protocol.io.ProtocolException;
import com.hypixel.hytale.protocol.io.ValidationResult;
import com.hypixel.hytale.protocol.io.VarInt;
import io.netty.buffer.ByteBuf;
import javax.annotation.Nonnull;
public abstract class WindowAction {
public static final int MAX_SIZE = 32768023;
@Nonnull
public static WindowAction deserialize(@Nonnull ByteBuf buf, int offset) {
int typeId = VarInt.peek(buf, offset);
int typeIdLen = VarInt.length(buf, offset);
return (WindowAction)(switch (typeId) {
case 0 -> CraftRecipeAction.deserialize(buf, offset + typeIdLen);
case 1 -> TierUpgradeAction.deserialize(buf, offset + typeIdLen);
case 2 -> SelectSlotAction.deserialize(buf, offset + typeIdLen);
case 3 -> ChangeBlockAction.deserialize(buf, offset + typeIdLen);
case 4 -> SetActiveAction.deserialize(buf, offset + typeIdLen);
case 5 -> CraftItemAction.deserialize(buf, offset + typeIdLen);
case 6 -> UpdateCategoryAction.deserialize(buf, offset + typeIdLen);
case 7 -> CancelCraftingAction.deserialize(buf, offset + typeIdLen);
case 8 -> SortItemsAction.deserialize(buf, offset + typeIdLen);
default -> throw ProtocolException.unknownPolymorphicType("WindowAction", typeId);
});
}
public static int computeBytesConsumed(@Nonnull ByteBuf buf, int offset) {
int typeId = VarInt.peek(buf, offset);
int typeIdLen = VarInt.length(buf, offset);
return typeIdLen + switch (typeId) {
case 0 -> CraftRecipeAction.computeBytesConsumed(buf, offset + typeIdLen);
case 1 -> TierUpgradeAction.computeBytesConsumed(buf, offset + typeIdLen);
case 2 -> SelectSlotAction.computeBytesConsumed(buf, offset + typeIdLen);
case 3 -> ChangeBlockAction.computeBytesConsumed(buf, offset + typeIdLen);
case 4 -> SetActiveAction.computeBytesConsumed(buf, offset + typeIdLen);
case 5 -> CraftItemAction.computeBytesConsumed(buf, offset + typeIdLen);
case 6 -> UpdateCategoryAction.computeBytesConsumed(buf, offset + typeIdLen);
case 7 -> CancelCraftingAction.computeBytesConsumed(buf, offset + typeIdLen);
case 8 -> SortItemsAction.computeBytesConsumed(buf, offset + typeIdLen);
default -> throw ProtocolException.unknownPolymorphicType("WindowAction", typeId);
};
}
public int getTypeId() {
if (this instanceof CraftRecipeAction sub) {
return 0;
} else if (this instanceof TierUpgradeAction sub) {
return 1;
} else if (this instanceof SelectSlotAction sub) {
return 2;
} else if (this instanceof ChangeBlockAction sub) {
return 3;
} else if (this instanceof SetActiveAction sub) {
return 4;
} else if (this instanceof CraftItemAction sub) {
return 5;
} else if (this instanceof UpdateCategoryAction sub) {
return 6;
} else if (this instanceof CancelCraftingAction sub) {
return 7;
} else if (this instanceof SortItemsAction sub) {
return 8;
} else {
throw new IllegalStateException("Unknown subtype: " + this.getClass().getName());
}
}
public abstract int serialize(@Nonnull ByteBuf var1);
public abstract int computeSize();
public int serializeWithTypeId(@Nonnull ByteBuf buf) {
int startPos = buf.writerIndex();
VarInt.write(buf, this.getTypeId());
this.serialize(buf);
return buf.writerIndex() - startPos;
}
public int computeSizeWithTypeId() {
return VarInt.size(this.getTypeId()) + this.computeSize();
}
public static ValidationResult validateStructure(@Nonnull ByteBuf buffer, int offset) {
int typeId = VarInt.peek(buffer, offset);
int typeIdLen = VarInt.length(buffer, offset);
return switch (typeId) {
case 0 -> CraftRecipeAction.validateStructure(buffer, offset + typeIdLen);
case 1 -> TierUpgradeAction.validateStructure(buffer, offset + typeIdLen);
case 2 -> SelectSlotAction.validateStructure(buffer, offset + typeIdLen);
case 3 -> ChangeBlockAction.validateStructure(buffer, offset + typeIdLen);
case 4 -> SetActiveAction.validateStructure(buffer, offset + typeIdLen);
case 5 -> CraftItemAction.validateStructure(buffer, offset + typeIdLen);
case 6 -> UpdateCategoryAction.validateStructure(buffer, offset + typeIdLen);
case 7 -> CancelCraftingAction.validateStructure(buffer, offset + typeIdLen);
case 8 -> SortItemsAction.validateStructure(buffer, offset + typeIdLen);
default -> ValidationResult.error("Unknown polymorphic type ID " + typeId + " for WindowAction");
};
}
}