29 lines
978 B
TypeScript
29 lines
978 B
TypeScript
const WORKER_SPEECH_KEY = 'order-site-worker-new-order-speech'
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export function isWorkerSpeechEnabled() {
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return window.localStorage.getItem(WORKER_SPEECH_KEY) === '1'
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}
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export function setWorkerSpeechEnabled(enabled: boolean) {
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window.localStorage.setItem(WORKER_SPEECH_KEY, enabled ? '1' : '0')
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}
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/** 用浏览器语音合成播报一段中文；不支持或被浏览器拦截时静默失败。 */
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export function speakWorkerText(text: string) {
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if (!('speechSynthesis' in window)) return
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try {
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window.speechSynthesis.cancel()
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const utterance = new SpeechSynthesisUtterance(text)
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utterance.lang = 'zh-CN'
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utterance.rate = 1
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utterance.volume = 1
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const zhVoice = window.speechSynthesis
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.getVoices()
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.find((voice) => voice.lang.toLowerCase().startsWith('zh'))
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if (zhVoice) utterance.voice = zhVoice
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window.speechSynthesis.speak(utterance)
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} catch {
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// 部分浏览器禁用语音合成，不影响页面功能。
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}
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}
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