import { _decorator, AudioClip, AudioSource, Component, Node } from 'cc';
import Singleton from '../Singleton';
import { Howl } from 'howler';
const { ccclass, property } = _decorator;

export class SoundSource {
    public source: AudioSource;
    private _volume = 1;
    public get volume() {
        return this._volume;
    }
    public set volume(value: number) {
        this._volume = value;
        if (!this.mute) this.source.volume = value;
    }

    private _mute = false;
    public get mute() {
        return this._mute;
    }
    public set mute(value: boolean) {
        if (value) {
            this.source.volume = 0;
        } else {
            this.source.volume = this.volume;
        }

        this._mute = value;
    }

    public play() {
        if (this.source.playing) {
            this.source.playOneShot(this.source.clip, this.mute ? 0 : this.volume);
            return;
        }
        this.source.play();
    }

    public stop() {
        this.source.stop();
    }
}

@ccclass('SoundManager')
export class SoundManager extends Singleton<SoundManager>('SoundManager') {
    private _audioSourcesSfx: { [key: string]: SoundSource } = {};
    private _audioSourceBgm: Howl;

    private _isMute = false;

    public toggleMute(): boolean {
        this._isMute = !this._isMute;
        this.setMute(this._isMute);
        return this._isMute;
    }

    public setMute(mute: boolean) {
        this._isMute = mute;
        this._audioSourceBgm.mute(this._isMute);
        for (const key in this._audioSourcesSfx) {
            this._audioSourcesSfx[key].mute = this._isMute;
        }
    }

    public playBGM(audio: AudioClip, opts?: { volume?: number; loop?: boolean; rate?: number }) {
        this._audioSourceBgm?.stop();
        this._audioSourceBgm = new globalThis.Howl({
            src: audio.nativeUrl,
            volume: opts?.volume || 1,
            loop: opts?.loop || true,
            rate: opts?.rate || 1,
            mute: this._isMute,
        });
        this._audioSourceBgm.play();
    }

    public setPlayRateBGM(rate: number) {
        this._audioSourceBgm.rate(rate);
    }

    public playSfx(audioClip: AudioClip, opts?: { volume?: number; loop?: boolean }) {
        let soundSource = this._audioSourcesSfx[audioClip.uuid];

        if (soundSource) {
            soundSource.volume = opts?.volume || 1;
            soundSource.source.loop = !!opts?.loop;
            if (soundSource.source.playing && !!opts?.loop) return;
            soundSource.play();
            return;
        }
        soundSource = new SoundSource();
        const audioSource = new AudioSource('audioSourceSfx:' + audioClip.name);
        soundSource.source = audioSource;
        soundSource.source.playOnAwake = false;
        soundSource.source.clip = audioClip;
        soundSource.source.loop = !!opts?.loop;
        soundSource.source.volume = opts?.volume || 1;
        soundSource.mute = this._isMute;
        this._audioSourcesSfx[audioClip.uuid] = soundSource;
        soundSource.play();
    }

    public stopBgm() {
        this._audioSourceBgm.stop();
    }

    public stopSfx(audioClip: AudioClip) {
        this._audioSourcesSfx[audioClip.uuid].stop();
    }

    public stopAllSfxLoop() {
        for (const key in this._audioSourcesSfx) {
            this._audioSourcesSfx[key].stop();
        }
    }

    public findAudioSourcesSfx(audioClip: AudioClip): SoundSource {
        return this._audioSourcesSfx[audioClip.uuid];
    }
}