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Add multiple translation instances as fallbacks with retries

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This commit is contained in:
Lim Chee Aun 2023-09-23 19:45:54 +08:00
parent 34fcf5e8bd
commit da03de4115
1 changed files with 39 additions and 17 deletions
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56
src/components/translation-block.jsx
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@ -1,5 +1,6 @@
import './translation-block.css';
import pRetry from 'p-retry';
import pThrottle from 'p-throttle';
import { useEffect, useRef, useState } from 'preact/hooks';
@ -15,24 +16,45 @@ const throttle = pThrottle({
interval: 2000,
});
// Using other API instances instead of lingva.ml because of this bug (slashes don't work):
// https://github.com/thedaviddelta/lingva-translate/issues/68
const LINGVA_INSTANCES = [
'lingva.garudalinux.org',
'lingva.lunar.icu',
'translate.plausibility.cloud',
];
let currentLingvaInstance = 0;
function lingvaTranslate(text, source, target) {
console.log('TRANSLATE', text, source, target);
// Using another API instance instead of lingva.ml because of this bug (slashes don't work):
// https://github.com/thedaviddelta/lingva-translate/issues/68
return fetch(
`https://lingva.garudalinux.org/api/v1/${source}/${target}/${encodeURIComponent(
text,
)}`,
)
.then((res) => res.json())
.then((res) => {
return {
provider: 'lingva',
content: res.translation,
detectedSourceLanguage: res.info?.detectedSource,
info: res.info,
};
});
const fetchCall = () => {
let instance = LINGVA_INSTANCES[currentLingvaInstance];
return fetch(
`https://${instance}/api/v1/${source}/${target}/${encodeURIComponent(
text,
)}`,
)
.then((res) => res.json())
.then((res) => {
return {
provider: 'lingva',
content: res.translation,
detectedSourceLanguage: res.info?.detectedSource,
info: res.info,
};
});
};
return pRetry(fetchCall, {
retries: 3,
onFailedAttempt: (e) => {
currentLingvaInstance =
(currentLingvaInstance + 1) % LINGVA_INSTANCES.length;
console.log(
'Retrying translation with another instance',
currentLingvaInstance,
);
},
});
// return masto.v1.statuses.translate(id, {
// lang: DEFAULT_LANG,
// });
@ -66,7 +88,7 @@ function TranslationBlock({
const translate = async () => {
setUIState('loading');
try {
const { content, detectedSourceLanguage, provider, ...props } =
const { content, detectedSourceLanguage, provider, error, ...props } =
await onTranslate(text, apiSourceLang.current, targetLang);
if (content) {
if (detectedSourceLanguage) {