28 lines
1.1 KiB
TypeScript
28 lines
1.1 KiB
TypeScript
/*
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* https://github.com/morethanwords/tweb
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* Copyright (C) 2019-2021 Eduard Kuzmenko
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* https://github.com/morethanwords/tweb/blob/master/LICENSE
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*/
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import type {MyDocument} from '../lib/appManagers/appDocsManager';
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import type {MyPhoto} from '../lib/appManagers/appPhotosManager';
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import type {ThumbCache} from '../lib/storages/thumbs';
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import getImageFromStrippedThumb from './getImageFromStrippedThumb';
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export default function getStrippedThumbIfNeeded(photo: MyPhoto | MyDocument, cacheContext: ThumbCache, useBlur: boolean, ignoreCache = false) {
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const isVideo = (['video', 'gif'] as MyDocument['type'][]).includes((photo as MyDocument).type);
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if(!cacheContext.downloaded || isVideo || ignoreCache) {
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if(photo._ === 'document' && cacheContext.downloaded && !ignoreCache && !isVideo) {
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return null;
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}
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const sizes = (photo as MyPhoto).sizes || (photo as MyDocument).thumbs;
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const thumb = sizes?.length ? sizes.find((size) => size._ === 'photoStrippedSize') : null;
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if(thumb && ('bytes' in thumb)) {
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return getImageFromStrippedThumb(photo, thumb as any, useBlur);
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}
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}
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return null;
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}
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