/* * SPDX-FileCopyrightText: syuilo and other misskey contributors * SPDX-License-Identifier: AGPL-3.0-only */ import type { SoundStore } from '@/store.js'; import { defaultStore } from '@/store.js'; let ctx: AudioContext; const cache = new Map(); let canPlay = true; export const soundsTypes = [ // 音声なし null, // ドライブの音声 '_driveFile_', // プリインストール 'syuilo/n-aec', 'syuilo/n-aec-4va', 'syuilo/n-aec-4vb', 'syuilo/n-aec-8va', 'syuilo/n-aec-8vb', 'syuilo/n-cea', 'syuilo/n-cea-4va', 'syuilo/n-cea-4vb', 'syuilo/n-cea-8va', 'syuilo/n-cea-8vb', 'syuilo/n-eca', 'syuilo/n-eca-4va', 'syuilo/n-eca-4vb', 'syuilo/n-eca-8va', 'syuilo/n-eca-8vb', 'syuilo/n-ea', 'syuilo/n-ea-4va', 'syuilo/n-ea-4vb', 'syuilo/n-ea-8va', 'syuilo/n-ea-8vb', 'syuilo/n-ea-harmony', 'syuilo/up', 'syuilo/down', 'syuilo/pope1', 'syuilo/pope2', 'syuilo/waon', 'syuilo/popo', 'syuilo/triple', 'syuilo/bubble1', 'syuilo/bubble2', 'syuilo/poi1', 'syuilo/poi2', 'syuilo/pirori', 'syuilo/pirori-wet', 'syuilo/pirori-square-wet', 'syuilo/square-pico', 'syuilo/reverved', 'syuilo/ryukyu', 'syuilo/kick', 'syuilo/snare', 'syuilo/queue-jammed', 'aisha/1', 'aisha/2', 'aisha/3', 'noizenecio/kick_gaba1', 'noizenecio/kick_gaba2', 'noizenecio/kick_gaba3', 'noizenecio/kick_gaba4', 'noizenecio/kick_gaba5', 'noizenecio/kick_gaba6', 'noizenecio/kick_gaba7', ] as const; export const operationTypes = [ 'noteMy', 'note', 'antenna', 'channel', 'notification', 'reaction', ] as const; /** サウンドの種類 */ export type SoundType = typeof soundsTypes[number]; /** スプライトの種類 */ export type OperationType = typeof operationTypes[number]; /** * 音声を読み込む * @param url url * @param options `useCache`: デフォルトは`true` 一度再生した音声はキャッシュする */ export async function loadAudio(url: string, options?: { useCache?: boolean; }) { if (_DEV_) console.log('loading audio. opts:', options); // eslint-disable-next-line @typescript-eslint/no-unnecessary-condition if (ctx == null) { ctx = new AudioContext(); } if (options?.useCache ?? true) { if (cache.has(url)) { if (_DEV_) console.log('use cache'); return cache.get(url) as AudioBuffer; } } let response: Response; try { response = await fetch(url); } catch (err) { return; } const arrayBuffer = await response.arrayBuffer(); const audioBuffer = await ctx.decodeAudioData(arrayBuffer); if (options?.useCache ?? true) { cache.set(url, audioBuffer); } return audioBuffer; } /** * 既定のスプライトを再生する * @param type スプライトの種類を指定 */ export function play(operationType: OperationType) { const sound = defaultStore.state[`sound_${operationType}`]; if (_DEV_) console.log('play', operationType, sound); if (sound.type == null || !canPlay) return; canPlay = false; playFile(sound).finally(() => { // ごく短時間に音が重複しないように setTimeout(() => { canPlay = true; }, 25); }); } /** * サウンド設定形式で指定された音声を再生する * @param soundStore サウンド設定 */ export async function playFile(soundStore: SoundStore) { if (soundStore.type === null || (soundStore.type === '_driveFile_' && !soundStore.fileUrl)) { return; } const url = soundStore.type === '_driveFile_' ? soundStore.fileUrl : `/client-assets/sounds/${soundStore.type}.mp3`; const buffer = await loadAudio(url); if (!buffer) return; createSourceNode(buffer, soundStore.volume)?.soundSource.start(); } export async function playUrl(url: string, volume = 1, pan = 0, playbackRate = 1) { const buffer = await loadAudio(url); if (!buffer) return; createSourceNode(buffer, volume, pan, playbackRate)?.soundSource.start(); } export function createSourceNode(buffer: AudioBuffer, volume: number, pan = 0, playbackRate = 1): { soundSource: AudioBufferSourceNode; panNode: StereoPannerNode; gainNode: GainNode; } | null { const masterVolume = defaultStore.state.sound_masterVolume; if (isMute() || masterVolume === 0 || volume === 0) { return null; } const panNode = ctx.createStereoPanner(); panNode.pan.value = pan; const gainNode = ctx.createGain(); gainNode.gain.value = masterVolume * volume; const soundSource = ctx.createBufferSource(); soundSource.buffer = buffer; soundSource.playbackRate.value = playbackRate; soundSource .connect(panNode) .connect(gainNode) .connect(ctx.destination); return { soundSource, panNode, gainNode }; } /** * 音声の長さをミリ秒で取得する * @param file ファイルのURL(ドライブIDではない) */ export async function getSoundDuration(file: string): Promise { const audioEl = document.createElement('audio'); audioEl.src = file; return new Promise((resolve) => { const si = setInterval(() => { if (audioEl.readyState > 0) { resolve(audioEl.duration * 1000); clearInterval(si); audioEl.remove(); } }, 100); }); } /** * ミュートすべきかどうかを判断する */ export function isMute(): boolean { if (defaultStore.state.sound_notUseSound) { // サウンドを出力しない return true; } // noinspection RedundantIfStatementJS if (defaultStore.state.sound_useSoundOnlyWhenActive && document.visibilityState === 'hidden') { // ブラウザがアクティブな時のみサウンドを出力する return true; } return false; }