using UdonSharp;
using UnityEngine;
using VRC.SDKBase;


[UdonBehaviourSyncMode(BehaviourSyncMode.Manual)]
public class Microphone : UdonSharpBehaviour
{
	[SerializeField] private PermissionsPanel _PermissionsPanel;

	[SerializeField] private float _MikedVoiceDistanceNear = 30.0f;
	[SerializeField] private float _MikedVoiceDistanceFar = 60.0f;

	[UdonSynced] private bool _MicrophoneEnabled = false;

	private VRCPlayerApi[] _EnteredPlayers = new VRCPlayerApi[MAX_PLAYERS];

	private const float DEFAULT_VOICE_DISTANCE_NEAR = 0.0f;
	private const float DEFAULT_VOICE_DISTANCE_FAR = 25.0f;

	private const int MAX_PLAYERS = 100;


	public override void OnPlayerTriggerEnter(VRCPlayerApi Player)
	{
		for (int i = 0; i < _EnteredPlayers.Length; i++)
		{
			if (_EnteredPlayers[i] == null)
			{
				_EnteredPlayers[i] = Player;
				break;
			}
		}

		if (_MicrophoneEnabled && _LocalPlayerIsAllowedToSetMicrophone())
		{
			Debug.Log("[Microphone] Microphone " + gameObject.name + " is now changing volume settings for player " + Player.displayName);

			Player.SetVoiceDistanceNear(_MikedVoiceDistanceNear);
			Player.SetVoiceDistanceFar(_MikedVoiceDistanceFar);
		}

		base.OnPlayerTriggerEnter(Player);
	}

	public override void OnPlayerTriggerExit(VRCPlayerApi Player)
	{
		if (Player != null && Player.IsValid())
		{
			for (int i = 0; i < _EnteredPlayers.Length; i++)
			{
				if (_EnteredPlayers[i] == Player)
				{
					_EnteredPlayers[i] = null;
					break;
				}
			}

			if (_MicrophoneEnabled && _LocalPlayerIsAllowedToSetMicrophone())
			{
				Debug.Log("[Microphone] Microphone " + gameObject.name + " is now changing volume settings for player " + Player.displayName);

				Player.SetVoiceDistanceNear(DEFAULT_VOICE_DISTANCE_NEAR);
				Player.SetVoiceDistanceFar(DEFAULT_VOICE_DISTANCE_FAR);
			}
		}

		base.OnPlayerTriggerExit(Player);
	}

	public override void OnPlayerJoined(VRCPlayerApi Player)
	{
		Player.SetVoiceDistanceNear(DEFAULT_VOICE_DISTANCE_NEAR);
		Player.SetVoiceDistanceFar(DEFAULT_VOICE_DISTANCE_FAR);

		base.OnPlayerJoined(Player);
	}

	public override void OnPlayerLeft(VRCPlayerApi Player)
	{
		for (int i = 0; i < _EnteredPlayers.Length; i++)
		{
			if (_EnteredPlayers[i] == Player)
			{
				_EnteredPlayers[i] = null;
				break;
			}
		}

		base.OnPlayerLeft(Player);
	}


	public void EnableMicrophone(bool Enable)
	{
		_MicrophoneEnabled = Enable;

		Debug.Log("[Microphone] Microphone is now " + (Enable ? "en" : "dis") + "abled");

		if (_LocalPlayerIsAllowedToSetMicrophone())
		{
			for (int i = 0; i < _EnteredPlayers.Length; i++)
			{
				if (_EnteredPlayers[i] != null && _EnteredPlayers[i].IsValid())
				{
					Debug.Log("[Microphone] Microphone " + gameObject.name + " is now " + (_MicrophoneEnabled ? "en" : "dis") + "abled; changing volume settings for player " + _EnteredPlayers[i].displayName);

					_EnteredPlayers[i].SetVoiceDistanceNear(_MicrophoneEnabled ? _MikedVoiceDistanceNear : DEFAULT_VOICE_DISTANCE_NEAR);
					_EnteredPlayers[i].SetVoiceDistanceFar(_MicrophoneEnabled ? _MikedVoiceDistanceFar : DEFAULT_VOICE_DISTANCE_FAR);
				}
			}
		}

		RequestSerialization();
	}


	private bool _LocalPlayerIsAllowedToSetMicrophone()
	{
		return _PermissionsPanel.IsPlayerHost(Networking.LocalPlayer) && Networking.IsOwner(gameObject);
	}
}