using Cysharp.Threading.Tasks;
using QSB.Messaging;
using QSB.MeteorSync.Messages;
using QSB.WorldSync;
using System.Threading;
using UnityEngine;

namespace QSB.MeteorSync.WorldObjects
{
	public class QSBFragment : WorldObject<FragmentIntegrity>
	{
		public override async UniTask Init(CancellationToken ct)
		{
			DetachableFragment = AttachedObject.GetComponent<DetachableFragment>();

			if (QSBCore.IsHost)
			{
				LeashLength = Random.Range(MeteorManager.WhiteHoleVolume._debrisDistMin, MeteorManager.WhiteHoleVolume._debrisDistMax);
			}
		}

		public override void SendInitialState(uint to) =>
			this.SendMessage(new FragmentInitialStateMessage(this) { To = to });

		public DetachableFragment DetachableFragment;
		public bool IsDetached => DetachableFragment != null && DetachableFragment._isDetached;
		public bool IsThruWhiteHole => IsDetached && DetachableFragment._sector != null &&
			DetachableFragment._sector._parentSector == MeteorManager.WhiteHoleVolume._whiteHoleSector;
		public OWRigidbody RefBody => IsThruWhiteHole ? MeteorManager.WhiteHoleVolume._whiteHoleBody : Locator._brittleHollow._owRigidbody;
		public OWRigidbody Body => IsDetached ? AttachedObject.transform.parent.parent.GetAttachedOWRigidbody() : null;

		/// what the leash length will be when we eventually detach and fall thru white hole
		public float LeashLength;

		public void AddDamage(float damage)
			=> AttachedObject.AddDamage(damage);
	}
}