File size: 5,098 Bytes
f0743f4 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 | import { useRecoilState, useRecoilValue } from 'recoil';
import { useRef, useMemo, useEffect, useState } from 'react';
import { parseTextParts } from 'librechat-data-provider';
import type { TMessageContentParts } from 'librechat-data-provider';
import type { Option } from '~/common';
import useTextToSpeechExternal from '~/hooks/Input/useTextToSpeechExternal';
import useTextToSpeechBrowser from '~/hooks/Input/useTextToSpeechBrowser';
import useGetAudioSettings from '~/hooks/Input/useGetAudioSettings';
import useAudioRef from '~/hooks/Audio/useAudioRef';
import { usePauseGlobalAudio } from '../Audio';
import { logger } from '~/utils';
import store from '~/store';
type TUseTextToSpeech = {
messageId?: string;
content?: TMessageContentParts[] | string;
isLast?: boolean;
index?: number;
};
const useTextToSpeech = (props?: TUseTextToSpeech) => {
const { messageId, content, isLast = false, index = 0 } = props ?? {};
const isMouseDownRef = useRef(false);
const timerRef = useRef<number | undefined>(undefined);
const [isSpeakingState, setIsSpeaking] = useState(false);
const { audioRef } = useAudioRef({ setIsPlaying: setIsSpeaking });
const { textToSpeechEndpoint } = useGetAudioSettings();
const { pauseGlobalAudio } = usePauseGlobalAudio(index);
const [voice, setVoice] = useRecoilState(store.voice);
const globalIsPlaying = useRecoilValue(store.globalAudioPlayingFamily(index));
const isSpeaking = isSpeakingState || (isLast && globalIsPlaying);
const {
generateSpeechLocal,
cancelSpeechLocal,
voices: voicesLocal,
} = useTextToSpeechBrowser({ setIsSpeaking });
const {
generateSpeechExternal,
cancelSpeech: cancelSpeechExternal,
isLoading: isLoadingExternal,
voices: voicesExternal,
} = useTextToSpeechExternal({
setIsSpeaking,
audioRef,
messageId,
isLast,
index,
});
const generateSpeech = useMemo(() => {
const map = {
browser: generateSpeechLocal,
external: generateSpeechExternal,
};
return map[textToSpeechEndpoint];
}, [generateSpeechExternal, generateSpeechLocal, textToSpeechEndpoint]);
const cancelSpeech = useMemo(() => {
const map = {
browser: cancelSpeechLocal,
external: cancelSpeechExternal,
};
return map[textToSpeechEndpoint];
}, [cancelSpeechExternal, cancelSpeechLocal, textToSpeechEndpoint]);
const isLoading = useMemo(() => {
const map = {
browser: false,
external: isLoadingExternal,
};
return map[textToSpeechEndpoint];
}, [isLoadingExternal, textToSpeechEndpoint]);
const voices: Option[] | string[] = useMemo(() => {
const voiceMap = {
browser: voicesLocal,
external: voicesExternal,
};
return voiceMap[textToSpeechEndpoint];
}, [textToSpeechEndpoint, voicesExternal, voicesLocal]);
useEffect(() => {
const firstVoice = voices[0];
if (voices.length && typeof firstVoice === 'object') {
const lastSelectedVoice = voices.find((v) =>
typeof v === 'object' ? v.value === voice : v === voice,
);
if (lastSelectedVoice != null) {
const currentVoice =
typeof lastSelectedVoice === 'object' ? lastSelectedVoice.value : lastSelectedVoice;
logger.log('useTextToSpeech.ts - Effect:', { voices, voice: currentVoice });
setVoice(currentVoice?.toString() ?? undefined);
return;
}
logger.log('useTextToSpeech.ts - Effect:', { voices, voice: firstVoice.value });
setVoice(firstVoice.value?.toString() ?? undefined);
} else if (voices.length) {
const lastSelectedVoice = voices.find((v) => v === voice);
if (lastSelectedVoice != null) {
logger.log('useTextToSpeech.ts - Effect:', { voices, voice: lastSelectedVoice });
setVoice(lastSelectedVoice.toString());
return;
}
logger.log('useTextToSpeech.ts - Effect:', { voices, voice: firstVoice });
setVoice(firstVoice.toString());
}
}, [setVoice, textToSpeechEndpoint, voice, voices]);
const handleMouseDown = () => {
isMouseDownRef.current = true;
timerRef.current = window.setTimeout(() => {
if (isMouseDownRef.current) {
const messageContent = content ?? '';
const parsedMessage =
typeof messageContent === 'string' ? messageContent : parseTextParts(messageContent);
generateSpeech(parsedMessage, false);
}
}, 1000);
};
const handleMouseUp = () => {
isMouseDownRef.current = false;
if (timerRef.current != null) {
window.clearTimeout(timerRef.current);
}
};
const toggleSpeech = () => {
if (isSpeaking === true) {
cancelSpeech();
pauseGlobalAudio();
} else {
const messageContent = content ?? '';
const parsedMessage =
typeof messageContent === 'string' ? messageContent : parseTextParts(messageContent);
generateSpeech(parsedMessage, false);
}
};
return {
handleMouseDown,
handleMouseUp,
toggleSpeech,
isSpeaking,
isLoading,
audioRef,
voices,
};
};
export default useTextToSpeech;
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