using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using EntityStates.Missions.Moon;
using EntityStates.MoonElevator;
using RoR2.UI;
using UnityEngine;
using UnityEngine.Networking;

namespace RoR2;

[RequireComponent(typeof(EntityStateMachine))]
public class MoonBatteryMissionController : NetworkBehaviour
{
	[SerializeField]
	private GameObject[] moonBatteries;

	[SerializeField]
	private GameObject[] elevators;

	[SerializeField]
	private int _numRequiredBatteries;

	[SerializeField]
	private string _objectiveToken;

	private HoldoutZoneController[] batteryHoldoutZones;

	private EntityStateMachine[] batteryStateMachines;

	private EntityStateMachine[] elevatorStateMachines;

	[SyncVar]
	private int _numChargedBatteries;

	public static MoonBatteryMissionController instance { get; private set; }

	public int numChargedBatteries => _numChargedBatteries;

	public int numRequiredBatteries => _numRequiredBatteries;

	public string objectiveToken => _objectiveToken;

	public int Network_numChargedBatteries
	{
		get
		{
			return _numChargedBatteries;
		}
		[param: In]
		set
		{
			SetSyncVar(value, ref _numChargedBatteries, 1u);
		}
	}

	public static event Action onInstanceChangedGlobal;

	private void Awake()
	{
		List<HoldoutZoneController> list = new List<HoldoutZoneController>();
		List<EntityStateMachine> list2 = new List<EntityStateMachine>();
		for (int i = 0; i < moonBatteries.Length; i++)
		{
			if (moonBatteries[i] != null)
			{
				list.Add(moonBatteries[i].GetComponent<HoldoutZoneController>());
				list2.Add(moonBatteries[i].GetComponent<EntityStateMachine>());
			}
		}
		batteryHoldoutZones = list.ToArray();
		batteryStateMachines = list2.ToArray();
		List<EntityStateMachine> list3 = new List<EntityStateMachine>();
		for (int j = 0; j < elevators.Length; j++)
		{
			if (elevators[j] != null)
			{
				list3.Add(elevators[j].GetComponent<EntityStateMachine>());
			}
		}
		elevatorStateMachines = list3.ToArray();
	}

	private void OnEnable()
	{
		instance = SingletonHelper.Assign(instance, this);
		MoonBatteryMissionController.onInstanceChangedGlobal?.Invoke();
		ObjectivePanelController.collectObjectiveSources += OnCollectObjectiveSources;
		for (int i = 0; i < batteryHoldoutZones.Length; i++)
		{
			batteryHoldoutZones[i].onCharged.AddListener(OnBatteryCharged);
		}
	}

	private void OnDisable()
	{
		instance = SingletonHelper.Unassign(instance, this);
		MoonBatteryMissionController.onInstanceChangedGlobal?.Invoke();
		ObjectivePanelController.collectObjectiveSources -= OnCollectObjectiveSources;
		for (int i = 0; i < batteryHoldoutZones.Length; i++)
		{
			batteryHoldoutZones[i].onCharged.RemoveListener(OnBatteryCharged);
		}
	}

	private void OnCollectObjectiveSources(CharacterMaster master, List<ObjectivePanelController.ObjectiveSourceDescriptor> objectiveSourcesList)
	{
		if (_numChargedBatteries > 0 && _numChargedBatteries < _numRequiredBatteries)
		{
			objectiveSourcesList.Add(new ObjectivePanelController.ObjectiveSourceDescriptor
			{
				master = master,
				objectiveType = typeof(MoonBatteryMissionObjectiveTracker),
				source = this
			});
		}
	}

	private void OnBatteryCharged(HoldoutZoneController holdoutZone)
	{
		Network_numChargedBatteries = _numChargedBatteries + 1;
		if (_numChargedBatteries < _numRequiredBatteries || !NetworkServer.active)
		{
			return;
		}
		for (int i = 0; i < batteryHoldoutZones.Length; i++)
		{
			if (batteryHoldoutZones[i].enabled)
			{
				batteryHoldoutZones[i].FullyChargeHoldoutZone();
				batteryHoldoutZones[i].onCharged.RemoveListener(OnBatteryCharged);
			}
		}
		batteryHoldoutZones = new HoldoutZoneController[0];
		for (int j = 0; j < batteryStateMachines.Length; j++)
		{
			if (!(batteryStateMachines[j].state is MoonBatteryComplete))
			{
				batteryStateMachines[j].SetNextState(new MoonBatteryDisabled());
			}
		}
		for (int k = 0; k < elevatorStateMachines.Length; k++)
		{
			elevatorStateMachines[k].SetNextState(new InactiveToReady());
		}
	}

	private void UNetVersion()
	{
	}

	public override bool OnSerialize(NetworkWriter writer, bool forceAll)
	{
		if (forceAll)
		{
			writer.WritePackedUInt32((uint)_numChargedBatteries);
			return true;
		}
		bool flag = false;
		if ((base.syncVarDirtyBits & (true ? 1u : 0u)) != 0)
		{
			if (!flag)
			{
				writer.WritePackedUInt32(base.syncVarDirtyBits);
				flag = true;
			}
			writer.WritePackedUInt32((uint)_numChargedBatteries);
		}
		if (!flag)
		{
			writer.WritePackedUInt32(base.syncVarDirtyBits);
		}
		return flag;
	}

	public override void OnDeserialize(NetworkReader reader, bool initialState)
	{
		if (initialState)
		{
			_numChargedBatteries = (int)reader.ReadPackedUInt32();
			return;
		}
		int num = (int)reader.ReadPackedUInt32();
		if (((uint)num & (true ? 1u : 0u)) != 0)
		{
			_numChargedBatteries = (int)reader.ReadPackedUInt32();
		}
	}

	public override void PreStartClient()
	{
	}
}