b23_zuma/assets/script/mgrs/AudioManager.ts

/** @format */

import {Data, Mgr} from '../GameControl'
import {GAME_TYPE, LOCAL} from '../enums/Enum'
import {ccUtils} from '../utils/ccUtils'
import Bundle = cc.AssetManager.Bundle

export class AudioManager {
    private bgmVolume = 1
    private sfxVolume = 1
    private bgmAudioID = -1
    private bgmAudioClips: any
    private sfxAudioClips: any
    private sfxAudioClipsLoading: any
    private playedAudio = new Map<number, string>()
    private curBgmUrl = null
    private curSfxUrl = null
    public isPlayRandomBgm: boolean = false // 随机播放背景音乐
    private curRandom: any = -1 // 随机播放背景索引
    private repeatPlayID: any = 0 // 背景音乐循环倒计时
    private soundBundle: Bundle = null

    public async init() {
        cc.audioEngine.stopAll()
        cc.audioEngine.uncacheAll()
        this.bgmVolume = Mgr.storage.getNumber(LOCAL.bgmVolume, 1)
        this.sfxVolume = Mgr.storage.getNumber(LOCAL.sfxVolume, 1)
        this.bgmAudioClips = {}
        this.sfxAudioClips = {}
        this.sfxAudioClipsLoading = {}
        this.soundBundle = await ccUtils.getBundleAsync('sound')
        return this.soundBundle != null
    }

    public getUrl(url: string) {
        // return `sound/${url}`
        return url
    }

    /**
     *
     * @param url
     * @param isSameStop 再次播放当前音乐是否重新开始  默认重新开始
     */
    public playBGM(url: string, isSameStop = false) {
        this.isPlayRandomBgm = false
        this.curRandom = -1
        const audioUrl = this.getUrl(url)
        if (isSameStop && this.curBgmUrl == audioUrl) {
            return
        }
        this.curBgmUrl = audioUrl
        this.stopLastBGM()
        if (this.bgmVolume > 0) {
            if (this.bgmAudioClips[audioUrl]) {
                cc.audioEngine.setMusicVolume(this.bgmVolume)
                this.bgmAudioID = cc.audioEngine.playMusic(this.bgmAudioClips[audioUrl], true)
            } else {
                this.soundBundle.load(audioUrl, cc.AudioClip, (err, audioClip: cc.AudioClip) => {
                    if (!err) {
                        this.bgmAudioClips[audioUrl] = audioClip
                        cc.audioEngine.setMusicVolume(this.bgmVolume)
                        this.bgmAudioID = cc.audioEngine.playMusic(audioClip, true)
                    }
                })
            }
        }
    }

    public playRandomBGM() {
        if (this.isPlayRandomBgm) {
            return
        }
        this.isPlayRandomBgm = true
        const audioUrl = this.getRandomUrl()
        this.curBgmUrl = audioUrl
        this.stopLastBGM()
        if (this.bgmVolume > 0) {
            let callback = () => {
                this.bgmAudioID = cc.audioEngine.playMusic(this.bgmAudioClips[audioUrl], false)
                const dur = cc.audioEngine.getDuration(this.bgmAudioID)
                cc.audioEngine.setMusicVolume(this.bgmVolume)
                this.repeatPlayID = setTimeout(() => {
                    this.isPlayRandomBgm = false
                    this.playRandomBGM()
                }, dur * 1000)
            }
            if (this.bgmAudioClips[audioUrl]) {
                callback()
            } else {
                this.soundBundle.load(audioUrl, cc.AudioClip, (err, audioClip: cc.AudioClip) => {
                    if (!err) {
                        this.bgmAudioClips[audioUrl] = audioClip
                        callback()
                    }
                })
            }
        }
    }

    private getRandomUrl() {
        const ram = Math.randomRangeInt(1, 3)
        if (ram == this.curRandom) {
            // 同一首背景音乐 重新随机
            return this.getRandomUrl()
        }
        this.curRandom = ram
        return this.getUrl(`common_bgm${ram}`)
    }

    public stopLastBGM() {
        if (this.repeatPlayID) {
            clearTimeout(this.repeatPlayID)
        }
        if (cc.audioEngine.isMusicPlaying()) {
            cc.audioEngine.stopMusic()
        }
    }

    public stopBGM() {
        this.curBgmUrl = ''
        this.stopLastBGM()
    }

    public playSFX(url: string, bundle?: Bundle, noStopCurSfx?: boolean, callFuc?: Function) {
        let audioUrl = this.getUrl(url)
        let audioUrlKey = audioUrl
        if (bundle) audioUrlKey += bundle.name
        if (this.curSfxUrl && !noStopCurSfx) {
            this.stopSFX(this.curSfxUrl)
        }
        if (!url) return
        this.curSfxUrl = url
        if (this.sfxVolume > 0) {
            if (this.sfxAudioClips[audioUrlKey]) {
                const playId = cc.audioEngine.playEffect(this.sfxAudioClips[audioUrlKey], false)
                cc.audioEngine.setEffectsVolume(this.sfxVolume)
                if (callFuc) {
                    cc.audioEngine.setFinishCallback(playId, callFuc)
                }
                this.playedAudio.set(playId, audioUrl)
            } else {
                if (this.sfxAudioClipsLoading[audioUrlKey]) return
                this.sfxAudioClipsLoading[audioUrlKey] = true
                let tmp = bundle ? bundle : this.soundBundle
                let onCompleteFuc = (err, audioClip: cc.AudioClip) => {
                    this.sfxAudioClipsLoading[audioUrlKey] = false
                    if (!err) {
                        this.sfxAudioClips[audioUrlKey] = audioClip
                        const playId = cc.audioEngine.playEffect(audioClip, false)
                        cc.audioEngine.setEffectsVolume(this.sfxVolume)
                        if (callFuc) {
                            cc.audioEngine.setFinishCallback(playId, callFuc)
                        }
                        this.playedAudio.set(playId, audioUrl)
                    }
                }
                tmp.load(audioUrl, cc.AudioClip, onCompleteFuc)
            }
        }
    }

    public stopSFX(url: string) {
        const audioUrl = this.getUrl(url)
        let Ids = this.playedAudio.findKeyByValue(audioUrl)
        Ids.forEach(value => {
            if (value != -1) {
                cc.audioEngine.stop(value)
                this.playedAudio.delete(value)
            }
        })
    }

    public setSFXVolume(v: number) {
        if (this.sfxVolume !== v) {
            Mgr.storage.set(LOCAL.sfxVolume, v)
            this.sfxVolume = v
        }
    }

    public setBGMVolume(v: number, force = false) {
        if (this.bgmAudioID >= 0) {
            if (v > 0) {
                cc.audioEngine.resume(this.bgmAudioID)
            } else {
                cc.audioEngine.pause(this.bgmAudioID)
            }
        }
        if (this.bgmVolume !== v || force) {
            Mgr.storage.set(LOCAL.bgmVolume, v)
            this.bgmVolume = v
            if (v > 0 && this.bgmAudioID >= 0) {
                cc.audioEngine.setVolume(this.bgmAudioID, v)
            }
        }
    }

    public pauseAll() {
        cc.audioEngine.pauseAll()
    }

    public stopAllEffects() {
        cc.audioEngine.stopAllEffects()
    }

    public resumeAll() {
        cc.audioEngine.resumeAll()
    }

    public onViewHide() {
        this.playedAudio.forEach((value, key) => {
            if (key != -1) {
                if (key == this.bgmAudioID) {
                    cc.audioEngine.pause(key)
                } else {
                    cc.audioEngine.stop(key)
                    this.playedAudio.delete(key)
                }
            }
        })
    }

    public onViewShow() {
        if (this.bgmAudioID > 0 && this.bgmVolume > 0) {
            cc.audioEngine.resume(this.bgmAudioID)
        }
    }
}