/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2025 iloveredston0
 *
 * 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 de.iloveredston0.redstoneclient.client;

import net.fabricmc.api.ClientModInitializer;
import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientTickEvents;
import net.fabricmc.fabric.api.client.keybinding.v1.KeyBindingHelper;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.network.ClientPlayerEntity;
import net.minecraft.client.option.KeyBinding;
import net.minecraft.client.util.InputUtil;
import net.minecraft.entity.Entity;
import net.minecraft.entity.player.PlayerEntity;
import net.minecraft.text.Text;
import org.lwjgl.glfw.GLFW;

import java.util.Comparator;
import java.util.List;
import java.util.stream.Collectors;

public class RedstoneclientClient implements ClientModInitializer {
    private static KeyBinding killAuraKey;
    private boolean killAuraActive = false;

    @Override
    public void onInitializeClient() {
        killAuraKey = KeyBindingHelper.registerKeyBinding(new KeyBinding(
                "key.redstoneclient.killaura",
                InputUtil.Type.KEYSYM,
                GLFW.GLFW_KEY_V,
                "category.redstoneclient.combat"
        ));

        ClientTickEvents.END_CLIENT_TICK.register(client -> {
            if (killAuraKey.wasPressed()) {
                killAuraActive = !killAuraActive;

                ClientPlayerEntity player = client.player;
                if (player != null) {
                    player.sendMessage(Text.of("Killaura " + (killAuraActive ? "aktiviert" : "deaktiviert")), true);
                }
            }

            if (killAuraActive) {
                attackNearestEntity(client);
            }
        });
    }

    private void attackNearestEntity(MinecraftClient client) {
        ClientPlayerEntity player = client.player;
        if (player == null || client.world == null) return;

        List<Entity> nearbyEntities = client.world.getEntitiesByClass(
                Entity.class,
                player.getBoundingBox().expand(6.0),
                entity -> entity != player && !entity.isSpectator() && entity.isAlive()
        );

        if (!nearbyEntities.isEmpty()) {
            nearbyEntities.sort(Comparator.comparingDouble(entity -> 
                entity.squaredDistanceTo(player)));

            Entity target = nearbyEntities.get(0);
            client.interactionManager.attackEntity(player, target);
            player.swingHand(player.getActiveHand());
        }
    }
}