/*
 * MIT License
 *
 * Copyright (c) 2020 Azercoco & Technici4n
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package aztech.modern_industrialization.thirdparty.fabrictransfer.api.bridge;

import aztech.modern_industrialization.thirdparty.fabrictransfer.api.item.ItemVariant;
import aztech.modern_industrialization.thirdparty.fabrictransfer.api.storage.base.SingleSlotStorage;
import aztech.modern_industrialization.thirdparty.fabrictransfer.api.transaction.Transaction;
import com.google.common.primitives.Ints;
import net.minecraft.world.item.ItemStack;
import net.neoforged.neoforge.items.IItemHandler;

public record SlotItemHandler(SingleSlotStorage<ItemVariant> storage) implements IItemHandler {
    @Override
    public int getSlots() {
        return 1;
    }

    @Override
    public ItemStack getStackInSlot(int slot) {
        return storage.getResource().toStack(Ints.saturatedCast(storage.getAmount()));
    }

    @Override
    public ItemStack insertItem(int slot, ItemStack stack, boolean simulate) {
        if (stack.isEmpty()) {
            return stack;
        }
        try (var tx = Transaction.hackyOpen()) {
            var inserted = storage.insert(ItemVariant.of(stack), stack.getCount(), tx);
            if (!simulate) {
                tx.commit();
            }
            return inserted == 0 ? stack : stack.copyWithCount(stack.getCount() - (int) inserted);
        }
    }

    @Override
    public ItemStack extractItem(int slot, int amount, boolean simulate) {
        if (amount <= 0) {
            return ItemStack.EMPTY;
        }
        try (var tx = Transaction.hackyOpen()) {
            var resource = storage.getResource();
            if (resource.isBlank()) {
                return ItemStack.EMPTY;
            }
            var extracted = storage.extract(resource, amount, tx);
            if (!simulate) {
                tx.commit();
            }
            return extracted == 0 ? ItemStack.EMPTY : resource.toStack((int) extracted);
        }
    }

    @Override
    public int getSlotLimit(int slot) {
        return Ints.saturatedCast(storage.getCapacity());
    }

    @Override
    public boolean isItemValid(int slot, ItemStack stack) {
        return true;
    }
}
