// Learn TypeScript:
//  - [Chinese] https://docs.cocos.com/creator/manual/zh/scripting/typescript.html
//  - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/typescript.html
// Learn Attribute:
//  - [Chinese] https://docs.cocos.com/creator/manual/zh/scripting/reference/attributes.html
//  - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/reference/attributes.html
// Learn life-cycle callbacks:
//  - [Chinese] https://docs.cocos.com/creator/manual/zh/scripting/life-cycle-callbacks.html
//  - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/life-cycle-callbacks.html

import { AUDIO_TYPE } from "./GameM";

const { ccclass, property } = cc._decorator;

@ccclass
export default class AudioM extends cc.Component {
    ///单例
    private static instance: AudioM = null

    public static get Instance() {
        if (this.instance == null) {
            this.instance = new AudioM()
        }
        return this.instance
    }

    private _switchMusic = true;          // 音乐开关
    private _switchEffect = true;          // 音效开关
    private _effectVolume = 1;              // 音效音量
    private _musicVolume = 1;              // 音乐音量

    private _switchTempEffect = true;          // 暂时音效开关

    // LIFE-CYCLE CALLBACKS:

    // onLoad () {}

    start() {

    }

    public init() {
        // 获取本地开关设置
        let effect = cc.sys.localStorage.getItem("switchEffect");
        if (effect) {
            if (effect == "true") {
                this._switchEffect = true;
            }
            else {
                this._switchEffect = false;
            }
        }

        let music = cc.sys.localStorage.getItem("switchMusic");
        if (music) {
            if (music == "true") {
                this._switchMusic = true;
            }
            else {
                this._switchMusic = false;
            }
        }

        if (this._switchMusic) {
            this.playMusic(AUDIO_TYPE.bg, true)
        }
    }

    loopEffectId = -1;
    public playLoopEffect(url) {
        if (this._switchEffect && this._switchTempEffect) {
            cc.loader.loadRes('sounds/' + url, (err, cip) => {
                if (err) {
                    console.error(err);
                }
                this.loopEffectId = cc.audioEngine.playEffect(cip, true);//this.bgmVolume
            })
        }
    }

    public stopLoopEffect() {
        if (this.loopEffectId != -1)
            cc.audioEngine.stopEffect(this.loopEffectId);
    }

    /**
     * 播放音效文件
     * url: 音效文件相对地址
     * loop: 是否循环播放
     */
    public playEffect(url, loop = false) {
        if (this._switchEffect && this._switchTempEffect) {
            cc.loader.loadRes('sounds/' + url, (err, cip) => {
                if (err) {
                    console.error(err);
                }
                this.sayId = cc.audioEngine.playEffect(cip, false);//this.bgmVolume
            })
        }
    }

    private mateId: number = -1;

    /**播放伙伴音效*/
    public playMateEffect(url, loop = false) {
        this.stopMateEffect();
        if (loop) {
            if (this._switchMusic) {
                cc.loader.loadRes('sounds/' + url, (err, cip) => {
                    if (err) {
                        console.error(err);
                    }
                    this.mateId = cc.audioEngine.playEffect(cip, loop);//this.bgmVolume
                })
            }
        } else {
            if (this._switchEffect && this._switchTempEffect) {
                cc.loader.loadRes('sounds/' + url, (err, cip) => {
                    if (err) {
                        console.error(err);
                    }
                    this.mateId = cc.audioEngine.playEffect(cip, loop);//this.bgmVolume
                })
            }
        }
    }

    public stopMateEffect() {
        if (this.mateId != -1) {
            cc.audioEngine.stopEffect(this.mateId);
            this.mateId = -1;
        }
    }

    public pauseMateEffect() {
        if (this.mateId != -1)
            cc.audioEngine.pauseEffect(this.mateId);
    }

    public resumeMateEffect() {
        if (this.mateId != -1)
            cc.audioEngine.resumeEffect(this.mateId);
    }

    /**判断当前伙伴音效播放状态*/
    public IsMatePlayingEffect() {
        return cc.audioEngine.getState(this.mateId) == cc.audioEngine.AudioState.PLAYING;
    }

    private sayId = -1
    public playSay(url, loop = false) {
        if (this.sayId != -1) {
            this.stopEffect(this.sayId)
            this.sayId = -1
        }
        this.playEffect(url, loop)
    }

    /** 停止播放音效 */
    public stopEffect(id) {
        cc.audioEngine.stopEffect(id);
    }

    /**
     * 转换音效开关
     */
    public switchEffectFunc() {
        this._switchEffect = !this._switchEffect;
        if (!this._switchEffect) {
            this.setStopAllEffect();
        }
        cc.sys.localStorage.setItem("switchEffect", this._switchEffect.toString());
    }

    /**
     * 获取音效开关状态
     */
    public getSwitchEffect() {
        return this._switchEffect;
    }

    /**
     * 设置音效声音大小
     * value: 0.0 - 1.0
     */
    public setEffectVolume(value) {
        this._effectVolume = value;
        cc.audioEngine.setEffectsVolume(value);
        cc.sys.localStorage.setItem("audio", JSON.stringify({ effect: this._effectVolume, music: this._musicVolume }));
    }

    /**
     * 获取音效大小
     * @return 0.0 - 1.0
     */
    public getEffectVolume() {
        return cc.audioEngine.getEffectsVolume();
    }

    /**
     * 恢复当前说暂停的所有音效
     */
    public setResumeAllEffect() {
        if (this._switchEffect) {
            cc.audioEngine.resumeAllEffects();
        }
    }

    /**
     * 停止播放所有正在播放的音效
     */
    public setStopAllEffect() {
        cc.audioEngine.stopAllEffects();
    }

    /** 暂时开启关闭音效开关
     * @param state true  打开  false 关闭
     */
    public setTempEffect(state) {
        this._switchTempEffect = state
    }

    /**
     * 背景音乐播放
     * url: 资源路径
     * loop: 是否循环
     */
    public playMusic(url, loop = false) {
        var self = this;
        cc.loader.loadRes('sounds/' + url, (err, cip) => {
            if (err) {
                console.error(err);
            }
            cc.audioEngine.playMusic(cip, loop);
        })
    }

    /**
     * 转换音乐按钮开关
     */
    public switchMusicFunc() {
        this._switchMusic = !this._switchMusic;
        if (!this._switchMusic) {
            // this.setPauseMusic();
            this.setStopMusic()
            if (this.IsMatePlayingEffect())
                this.pauseMateEffect()
        }
        else {
            // this.setResumeMusic();
            if (this.mateId != -1) {
                this.resumeMateEffect()
            } else {
                this.playMusic(AUDIO_TYPE.bg, true)
            }
        }
        cc.sys.localStorage.setItem("switchMusic", this._switchMusic.toString());
    }

    /**
     * 获取音乐开关状态
     */
    public getSwitchMusic() {
        return this._switchMusic;
    }

    /**
     * 暂停当前播放音乐
     */
    public setPauseMusic() {
        cc.audioEngine.pauseMusic();
    }

    /**
     * 恢复当前被暂停音乐音乐
     */
    public setResumeMusic() {
        if (this._switchMusic) {
            cc.audioEngine.resumeMusic();
        }
    }

    /**
     * 暂停播放音乐
     * releaseData： 控制是否释放音乐资源
     */
    public setStopMusic() {
        cc.audioEngine.stopMusic();
    }

    public setMusicVolume(value) {
        this._musicVolume = value;
        cc.audioEngine.setMusicVolume(value);
        cc.sys.localStorage.setItem("audio", JSON.stringify({ effect: this._effectVolume, music: this._musicVolume }));
    }

    public getMusicVolume() {
        return cc.audioEngine.getMusicVolume();
    }

    /** 
     * 音乐是否正在播放（验证些方法来实现背景音乐是否播放完成）
     * return boolen
     */
    public isMusicPlaying() {
        return cc.audioEngine.isMusicPlaying();
    }

    /**
     * 释放指定音效资源
     * url
     */
    public releaseAudio(audio: cc.AudioClip) {
        if (audio) {
            cc.audioEngine.uncache(audio);
        }
        else {
            cc.error("【音频】资源" + audio + "不存在， 释放失败");
        }

    }

    public stopAllAudio() {
        cc.audioEngine.stopAll();
    }

    public releaseAllAudio() {
        cc.audioEngine.uncacheAll();
    }
    // update (dt) {}
}