using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using EnumCubicle;

public class CubicleSignal : MonoBehaviour {

    public delegate void EventHandler();
    public event EventHandler SignalEventCall; //이곳과 결속된 Cubicle_(엣지, 플레인, 라인) 컴포넌트들이 해당 이벤트 호출을 받는다.
    public delegate void SwitchHandler(SignalAxis dir);
    public event SwitchHandler SignalSwitchOnCall;

    [Header("Reference Linked Component")]
    public CubiclePlane mamaPlane;
    public CubicleEdge papaEdge;
    [Space]
    [Header("Axis Direction")]
    public SignalAxis direction;
    public float StickOutValue = 0.3f;
    [SerializeField]
    private Material[] MaterialColor = new Material[3];
    MeshRenderer _thisRenderer;

    private void Awake()
    {
        _thisRenderer = gameObject.GetComponent<MeshRenderer>();
    }

    public void Initialization(int index)
    {
        switch (index) //머터리얼 칼라 인덱스
        {
            case 0:
                papaEdge.xSignal = this;
                direction = SignalAxis.X;
                _thisRenderer.material = MaterialColor[0];
                transform.rotation = Quaternion.AngleAxis(90, Vector3.forward);
                name = "Signal_X";
                break;
            case 1:
                papaEdge.ySignal = this;
                direction = SignalAxis.Y;
                _thisRenderer.material = MaterialColor[1];
                transform.rotation = Quaternion.identity;
                name = "Signal_Y";
                break;
            case 2:
                papaEdge.zSignal = this;
                direction = SignalAxis.Z;
                _thisRenderer.material = MaterialColor[2];
                transform.rotation = Quaternion.AngleAxis(90, Vector3.right);
                name = "Signal_Z";
                break;
        }
        IsSwitchOn = false;
    }
    private bool isSwitchOn;
    public bool IsSwitchOn
    {
        get
        {
            return isSwitchOn;
        }
        set
        {
            isSwitchOn = value;
            DisplaySignalState();

        }
    }

    private void OnMouseDown()
    {
        ChangeSignalSwitch();
    }

    public void DisplaySignalState()
    {
        switch (direction)
        {
            case SignalAxis.X:
                if(papaEdge.sectionX == EdgeSectionX.Right)
                {
                    if (IsSwitchOn) transform.localPosition = new Vector3(0, 0, 0);
                    else transform.localPosition = new Vector3(-StickOutValue, 0, 0);
                }
                else
                {
                    if (IsSwitchOn) transform.localPosition = new Vector3(0, 0, 0);
                    else transform.localPosition = new Vector3(StickOutValue, 0, 0);
                }
                break;
            case SignalAxis.Y:
                if (papaEdge.sectionY == EdgeSectionY.Up)
                {
                    if (IsSwitchOn) transform.localPosition = new Vector3(0, 0, 0);
                    else transform.localPosition = new Vector3(0, -StickOutValue, 0);
                }
                else
                {
                    if (IsSwitchOn) transform.localPosition = new Vector3(0, 0, 0);
                    else transform.localPosition = new Vector3(0, StickOutValue, 0);
                }
                break;
            case SignalAxis.Z:
                if (papaEdge.sectionZ == EdgeSectionZ.Forward)
                {
                    if (IsSwitchOn) transform.localPosition = new Vector3(0, 0, 0);
                    else transform.localPosition = new Vector3(0, 0, -StickOutValue);
                }
                else
                {
                    if (IsSwitchOn) transform.localPosition = new Vector3(0, 0, 0);
                    else transform.localPosition = new Vector3(0, 0, StickOutValue);
                }
                break;
        }
    }

    public void ChangeSignalSwitch()
    {
        if (IsSwitchOn)
        {
            IsSwitchOn = false;
        }
        else {
            ActionToMamaPlane();
            ActionToPapaEdge();
            IsSwitchOn = true;
            SignalSwitchOnCall(direction);
        }
        SignalEventCall();
    }

    void ActionToMamaPlane()
    {
        for (int i = 0; i < 4; i++)
        {
            mamaPlane.axisSignal[i].IsSwitchOn = false;
        }
    }
    void ActionToPapaEdge()
    {
        papaEdge.xSignal.IsSwitchOn = false;
        papaEdge.ySignal.IsSwitchOn = false;
        papaEdge.zSignal.IsSwitchOn = false;

        for (int i = 0; i < 4; i++)
        {
            mamaPlane.axisSignal[i].papaEdge.CheckSelectionNone();
        }
    }
}