55 lines
1.9 KiB
TypeScript

// SOS-TTS-Provider mit AsyncStorage-Persist + Listener-Pattern.
// Live-Switch im SOS-Screen: Hook holt aktuelle Wahl + reagiert auf Änderungen
// während des Mounts. Endpoint-Path wird beim Erzeugen der TTS-Queue gelesen.
import AsyncStorage from '@react-native-async-storage/async-storage';
import { useEffect, useState } from 'react';
export type TtsProvider = 'openai' | 'gemini' | 'google-cloud';
const STORAGE_KEY = 'rebreak-sos-tts-provider';
const DEFAULT_PROVIDER: TtsProvider = 'openai';
export const TTS_PROVIDER_LABEL: Record<TtsProvider, string> = {
openai: 'OpenAI',
gemini: 'Gemini',
'google-cloud': 'Cloud',
};
export const TTS_PROVIDER_ENDPOINT: Record<TtsProvider, string> = {
openai: '/api/coach/speak-openai',
gemini: '/api/coach/speak-gemini',
'google-cloud': '/api/coach/speak-google',
};
const listeners = new Set<(p: TtsProvider) => void>();
let cached: TtsProvider | null = null;
export async function loadTtsProvider(): Promise<TtsProvider> {
if (cached) return cached;
const raw = await AsyncStorage.getItem(STORAGE_KEY).catch(() => null);
cached = raw === 'gemini' || raw === 'google-cloud' ? raw : DEFAULT_PROVIDER;
return cached;
}
export async function setTtsProvider(p: TtsProvider): Promise<void> {
cached = p;
await AsyncStorage.setItem(STORAGE_KEY, p).catch(() => {});
for (const cb of listeners) cb(p);
}
export function endpointForProvider(p: TtsProvider): string {
return TTS_PROVIDER_ENDPOINT[p];
}
export function useTtsProvider(): [TtsProvider, (p: TtsProvider) => Promise<void>] {
const [p, setP] = useState<TtsProvider>(cached ?? DEFAULT_PROVIDER);
useEffect(() => {
let mounted = true;
loadTtsProvider().then((v) => { if (mounted) setP(v); });
const cb = (v: TtsProvider) => { if (mounted) setP(v); };
listeners.add(cb);
return () => { mounted = false; listeners.delete(cb); };
}, []);
return [p, setTtsProvider];
}