#include "SetEquippedItemPacket.h"

#include "PacketListener.h"
#include "java/InputOutputStream/DataInputStream.h"
#include "java/InputOutputStream/DataOutputStream.h"
#include "minecraft/network/packet/Packet.h"
#include "minecraft/world/item/ItemInstance.h"

SetEquippedItemPacket::SetEquippedItemPacket() {
    entity = 0;
    slot = 0;
    item = nullptr;
}

SetEquippedItemPacket::SetEquippedItemPacket(
    int entity, int slot, std::shared_ptr<ItemInstance> item) {
    this->entity = entity;
    this->slot = slot;

    // 4J Stu - Brought forward change from 1.3 to fix #64688 - Customer
    // Encountered: TU7: Content: Art: Aura of enchanted item is not displayed
    // for other players in online game
    this->item = item == nullptr ? nullptr : item->copy();
}

void SetEquippedItemPacket::read(DataInputStream* dis)  // throws IOException
{
    entity = dis->readInt();
    slot = dis->readShort();

    // 4J Stu - Brought forward change from 1.3 to fix #64688 - Customer
    // Encountered: TU7: Content: Art: Aura of enchanted item is not displayed
    // for other players in online game
    item = readItem(dis);
}

void SetEquippedItemPacket::write(DataOutputStream* dos)  // throws IOException
{
    dos->writeInt(entity);
    dos->writeShort(slot);

    // 4J Stu - Brought forward change from 1.3 to fix #64688 - Customer
    // Encountered: TU7: Content: Art: Aura of enchanted item is not displayed
    // for other players in online game
    writeItem(item, dos);
}

void SetEquippedItemPacket::handle(PacketListener* listener) {
    listener->handleSetEquippedItem(shared_from_this());
}

int SetEquippedItemPacket::getEstimatedSize() { return 4 + 2 * 2; }

// 4J Stu - Brought forward from 1.3 to fix #64688 - Customer Encountered: TU7:
// Content: Art: Aura of enchanted item is not displayed for other players in
// online game
std::shared_ptr<ItemInstance> SetEquippedItemPacket::getItem() { return item; }

bool SetEquippedItemPacket::canBeInvalidated() { return true; }

bool SetEquippedItemPacket::isInvalidatedBy(std::shared_ptr<Packet> packet) {
    std::shared_ptr<SetEquippedItemPacket> target =
        std::dynamic_pointer_cast<SetEquippedItemPacket>(packet);
    return target->entity == entity && target->slot == slot;
}