using SC.XR.Unity.Module_InputSystem;
using SC.XR.Unity.Module_InputSystem.InputDeviceHand;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class PlayAreaMono : SafetyAreaBase
{
    private Color[] colors;

    private void Awake()
    {
        DontDestroyOnLoad(this.gameObject);
    }

    // Update is called once per frame
    public override void Update()
    {
        base.Update();

        List<Vector4> positionList = GetInteractionObjectPosition();
        //Debug.Log(positionList.Count);
        if (positionList.Count != 0)
        {
            meshRenderer.sharedMaterial.SetInt("positionCount", positionList.Count);
            meshRenderer.sharedMaterial.SetVectorArray("interactionPosition", positionList);
        }

        distance = GetDistance(Camera.main.transform.position);
        float fillPercentage = GetPlaneFillPercentage(Camera.main.transform.position);
        float paramAlpha = Mathf.Lerp(0.6f, 0.99f, SafetyAreaManager.Instance.AlphaParam);
        float displayAlpha = fillPercentage < 0.45f ? 1.1f : //超出安全区域圈外
            fillPercentage > paramAlpha ? 0f :  //无需触发
            Mathf.Min(1.0f, (paramAlpha - fillPercentage) / 0.08f); //在灵敏度范围内0~1显示

        alpha = displayAlpha;
        //Debug.LogError("Alpha:" + alpha + " FillPercentage:" + fillPercentage + " paramAlpha:" + paramAlpha);
        meshRenderer.sharedMaterial.SetFloat("alpha", displayAlpha);

        Color colorStart = colorSections[SafetyAreaManager.Instance.OriginSafetyAreaColorIndex].startColor;
        Color colorEnd = colorSections[SafetyAreaManager.Instance.OriginSafetyAreaColorIndex].endColor;
        meshRenderer.sharedMaterial.SetColor("_Color1", colorStart);
        meshRenderer.sharedMaterial.SetColor("_Color2", colorEnd);

        var lerp = Mathf.PingPong(Time.time, duration) / duration;
        meshRenderer.sharedMaterial.SetColor("settingsColor", Color.Lerp(nearColorStart, nearColorEnd, lerp)) ;

        meshRenderer.sharedMaterial.SetVector("_MainTex_ST", new Vector4(Mathf.RoundToInt(perimeter / PlayAreaConstant.SAFETY_AREA_HEIGHT * 7f), 7f, 0f, -0.05f));

        if (SafetyAreaManager.Instance.ShowAreaWhenBowHead)
        {
            if (Vector3.Angle(Camera.main.transform.forward, Vector3.down) < PlayAreaConstant.HEAD_BOW_ANGLE)
            {
                meshRenderer.sharedMaterial.SetInt("bowHead", 1);
            }
            else
            {
                meshRenderer.sharedMaterial.SetInt("bowHead", 0);
            }
        }
        else
        {
            meshRenderer.sharedMaterial.SetInt("bowHead", 0);
        }

        //TODO StateMachine
        //if (!SafetyAreaManager.Instance.isSettingSafetyArea && !SafetyAreaManager.Instance.isDisableSafetyArea)
        //{
        //    int currentRelocState = API_GSXR_Slam.GSXR_Get_OfflineMapRelocState();

        //    if (currentRelocState == 0)
        //    {
        //        nomapUI.SetActive(true);
        //        meshRenderer.enabled = false;
        //    }
        //    else
        //    {

        //        nomapUI.SetActive(false);                
        //        if (distance > 5f)
        //        {
        //            slamLostUI.gameObject.SetActive(true);
        //            meshRenderer.enabled = false;
        //        }
        //        else
        //        {
        //            slamLostUI.gameObject.SetActive(false);
        //            meshRenderer.enabled = true;
        //            if (alpha >= 10f)
        //            {
        //                outOfSafetyArea.SetActive(true);
        //            }
        //            else
        //            {
        //                outOfSafetyArea.SetActive(false);
        //            }
        //        }
        //    }
        //}
        //else
        //{
        //    outOfSafetyArea.SetActive(false);
        //    nomapUI.SetActive(false);
        //    slamLostUI.gameObject.SetActive(false);
        //    meshRenderer.enabled = true;
        //}

        if (existSafetyAreaStateMachine != null)
        {
            existSafetyAreaStateMachine.Breathe();
        }
    }

    public void SetColor(Color[] colors)
    {
        this.colors = colors;
    }

    public Color[] GetColor()
    {
        return this.colors;
    }

    public void SetMesh(Mesh mesh, Color[] colors, float perimeter)
    {
        SetColor(colors);

        meshFilter = this.gameObject.AddComponent<MeshFilter>();
        meshRenderer = this.gameObject.AddComponent<MeshRenderer>();
        //meshRenderer.material = Resources.Load<Material>("Material/SafetyEdgeMat");
        meshFilter.mesh = mesh;
        GroundHeightStep groundHeightStep = SafetyAreaManager.Instance.GetStep<GroundHeightStep>(SafetyAreaStepEnum.GroundHeight);
        //originHeight = groundHeightStep.GetPlaneHeight();
        //SetOriginHeight(groundHeightStep.GetPlaneHeight());
        this.perimeter = perimeter;
    }

    public float GetPlaneFillPercentage(Vector3 position)
    {
        Vector3 localPosition = transform.InverseTransformPoint(position);
        List<int> effectIndices = SafetyAreaVertexHelper.CaculateEffectVerticeIndices(localPosition, 1f);
        if (effectIndices.Count == 0) return 0f;
        int fillCount = 0;
        for (int i = 0; i < effectIndices.Count; i++)
        {
            if (colors[effectIndices[i]] == Color.white)
            {
                fillCount++;
            }
        }
        return (float)fillCount / effectIndices.Count;
    }

    public float GetDistance(Vector3 position)
    {
        if (position.y >= 2.5f) return float.PositiveInfinity;
        return Vector3.Distance(transform.position, position);
    }
}