using System;
using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEngine;

public class CarAssistant : MonoBehaviour
{
    public StatusManager statusManager;
    public RobotAnimControl animController;
    /// <summary>
    /// 播放声音
    /// </summary>
    public AudioSource audioSource;
    /// <summary>
    /// 聊天配置
    /// </summary>
    public ChatSetting chatSettings;
    /// <summary>
    /// 语音输入处理类
    /// </summary>
    public AudioRecorder voiceInputs;
    [System.NonSerialized]
    public AudioClip clip;
    public VoiceWakeUp voiceWakeUp;
    //保存聊天记录
    public List<string> chatHistory;
    public TextMeshPro textMeshPro;
    public string currentTalking = "";
    /// <summary>
    /// 启用语音唤醒
    /// </summary>
    public bool EnableVoiceWakeup
    {
        get
        {
            return _EnableVoiceWakeup;
        }
        set
        {
            _EnableVoiceWakeup = value;
            if(value && voiceWakeUp.recgnizeStatus == VoiceWakeUp.RecgnizeStatus.Idle)
            {
                voiceWakeUp.StartRecgnition(OnRecgnizedKeyWord);
            }
            else if(!value &&voiceWakeUp.recgnizeStatus == VoiceWakeUp.RecgnizeStatus.Recgnizing)
            {
                voiceWakeUp.StopRecognition();
            }
        }
    }
    bool _EnableVoiceWakeup = false;

    public event Action<string> onReceiveText;
    private void Awake()
    {
        statusManager = new StatusManager(this);
    }

    private IEnumerator Start()
    {
        while (!voiceWakeUp.IsEnable)
        {
            yield return null;
        }
        statusManager.MakeTransition(statusManager.idle);
        voiceInputs.onRecordOver += AcceptClip;
    }

    private void Update()
    {
        statusManager.Update();
    }


    /// <summary>
    /// 当识别到语音
    /// </summary>
    /// <param name="successed"></param>
    void OnRecgnizedKeyWord(bool successed)
    {
        if (successed)
        {
            statusManager.MakeTransition(statusManager.listening);
        }
    }

    /// <summary>
    /// 处理录制的音频数据
    /// </summary>
    /// <param name="_data"></param>
    public void AcceptClip(AudioClip _audioClip,AudioRecorder.StopReason stopReason)
    {
        if (chatSettings.m_SpeechToText == null)
            return;
        if(stopReason == AudioRecorder.StopReason.WaitTimeOut)
        {
            TalkingPreset(TTS.PresetAudio.SorrySaid);
            return;
        }
        if (_audioClip == null)
            return;
        //切换思考动作
        statusManager.MakeTransition(statusManager.thinking);

        chatSettings.m_SpeechToText.SpeechToText(_audioClip, DealingTextCallback);
    }

    public void PlayAudioClip(AudioClip clip)
    {
        audioSource.clip = clip;
        audioSource.Play();
    }

    /// <summary>
    /// 处理识别到的文本
    /// </summary>
    /// <param name="_msg"></param>
    private void DealingTextCallback(string _postWord)
    {
        if (_postWord.Equals(""))
        {
            TalkingPreset(TTS.PresetAudio.SorrySaid);
            return;
        }

        //添加记录聊天
        chatHistory.Add(_postWord);
        if (onReceiveText != null)
            onReceiveText(_postWord);
        //提示词
        string _msg = _postWord;
        Debug.Log("玩家说：" + _postWord);
        //发送数据
        chatSettings.m_ChatModel.PostMsg(_msg, Talking);
    }

    void TalkingPreset(TTS.PresetAudio presetAudio)
    {
        Debug.Log("播放预置的声音：" + presetAudio);
        chatSettings.m_TextToSpeech.Speak(presetAudio, (clip) => {
            this.clip = clip;
            statusManager.MakeTransition(statusManager.talking);
        });
    }

    /// <summary>
    /// 说话，但不加进历史记录
    /// </summary>
    /// <param name="_response"></param>
    void TalkingDontAddToHistory(string _response)
    {
        _response = _response.Trim();
        currentTalking = _response;
        Debug.Log("收到AI回复：" + _response);
        chatSettings.m_TextToSpeech.Speak(_response, (clip) => {
            this.clip = clip;
            statusManager.MakeTransition(statusManager.talking);
        });
    }

    /// <summary>
    /// AI回复的信息的回调
    /// </summary>
    /// <param name="_response"></param>
    void Talking(string _response)
    {
        _response = _response.Trim();
        currentTalking = _response;

        Debug.Log("收到AI回复：" + _response);
        //记录聊天
        chatHistory.Add(_response);

        chatSettings.m_TextToSpeech.Speak(_response, (clip) => {
            this.clip = clip;
            statusManager.MakeTransition(statusManager.talking);
        });
    }
}