package net.minecraft.world.entity.boss.enderdragon.phases;

import net.minecraft.core.BlockPos;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.world.damagesource.DamageSource;
import net.minecraft.world.entity.boss.enderdragon.EndCrystal;
import net.minecraft.world.entity.boss.enderdragon.EnderDragon;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.phys.Vec3;
import org.jspecify.annotations.Nullable;

public abstract class AbstractDragonPhaseInstance implements DragonPhaseInstance {
	protected final EnderDragon dragon;

	public AbstractDragonPhaseInstance(final EnderDragon dragon) {
		this.dragon = dragon;
	}

	@Override
	public boolean isSitting() {
		return false;
	}

	@Override
	public void doClientTick() {
	}

	@Override
	public void doServerTick(final ServerLevel level) {
	}

	@Override
	public void onCrystalDestroyed(final EndCrystal crystal, final BlockPos pos, final DamageSource source, @Nullable final Player player) {
	}

	@Override
	public void begin() {
	}

	@Override
	public void end() {
	}

	@Override
	public float getFlySpeed() {
		return 0.6F;
	}

	@Nullable
	@Override
	public Vec3 getFlyTargetLocation() {
		return null;
	}

	@Override
	public float onHurt(final DamageSource source, final float damage) {
		return damage;
	}

	@Override
	public float getTurnSpeed() {
		float rotSpeed = (float)this.dragon.getDeltaMovement().horizontalDistance() + 1.0F;
		float dist = Math.min(rotSpeed, 40.0F);
		return 0.7F / dist / rotSpeed;
	}
}