using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using VRTK;

public class OperationPanelForVR : MonoBehaviour
{
    private Transform cameraEyeTF;

    private OperationCurvedUI operationCurvedUI;
    private Coroutine coroutine;
    private float waitTime = 3f;

    private string courseName;
    private AudioSource audioSource;

    private StepListProxy m_StepListProxy;

    [SerializeField]
    private bool m_IsLoadData = true;

    public Transform CameraEyeTF
    {
        get
        {
            if (cameraEyeTF == null)
            {
                cameraEyeTF = VRTK_DeviceFinder.HeadsetCamera();
            }
            return cameraEyeTF;
        }
    }

    private void Awake()
    {
        audioSource = FindObjectOfType<AudioSource>();
        if (audioSource == null)
        {
            GameObject gameObject = new GameObject("AudioSource");
            audioSource = gameObject.AddComponent<AudioSource>();
        }
    }

    /// <summary>
    /// 获取检修的所有步骤信息
    /// </summary>
    /// <param name="_courseName"></param>
    public void GetCourseStepMsg(string courseTitle)
    {
        if (m_IsLoadData)
        {
            courseName = courseTitle;

            m_StepListProxy = DAL.Instance.Get<StepListProxy>();

            m_StepListProxy.ReadStepMsgInfoFromTable(courseName);
        }

    }

    /// <summary>
    /// 根据传进来的步骤ID展示当前步骤信息、音频等
    /// </summary>
    /// <param name="stepID"></param>
    public void OperationPanelByStepID(int stepID)
    {
        if (!m_IsLoadData) return;

        OperationStepDataInfo tmp_OperationStepDataInfo = m_StepListProxy.GetOperationStepDataInfoById(stepID);

        if (tmp_OperationStepDataInfo != null)
        {
            //步骤信息
            if (!string.IsNullOrEmpty(tmp_OperationStepDataInfo.stepName))
            {
                if (OperateSetting.Instance.m_CurrentOperationMode == OperationMode.Practice)
                {
                    if (CameraEyeTF && operationCurvedUI == null)
                    {
                        GameObject perfab = Resources.Load<GameObject>("UI/CurvedUIOpTip");
                        GameObject curvedUIGO = Instantiate(perfab, CameraEyeTF);
                        operationCurvedUI = curvedUIGO.GetComponent<OperationCurvedUI>();
                    }

                    operationCurvedUI.gameObject.SetActive(true);
                    operationCurvedUI.SetTipText(tmp_OperationStepDataInfo.stepName);

                    if (coroutine != null)
                    {
                        StopCoroutine(coroutine);
                    }
                    coroutine = StartCoroutine(WaitTime());
                }

                // 音频
                if (!string.IsNullOrEmpty(tmp_OperationStepDataInfo.audioClipName))
                {
                    StartCoroutine(AudioHelper.LoadAudioClip(courseName, tmp_OperationStepDataInfo.audioClipName, AudioType.MPEG, LoadAudioCallBack));
                }
                else
                {
                    audioSource.Stop();
                }

            }
        }
    }

    private IEnumerator WaitTime()
    {
        yield return new WaitForSeconds(waitTime);
        operationCurvedUI.gameObject.SetActive(false);
    }

    /// <summary>
    /// 加载音频回调
    /// </summary>
    /// <param name="obj"></param>
    private void LoadAudioCallBack(AudioClip obj)
    {
        audioSource.clip = obj;
        audioSource.Play();
    }
}