54 lines
1.6 KiB
TypeScript
54 lines
1.6 KiB
TypeScript
// Copyright 2021 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import { blobToArrayBuffer } from 'blob-util';
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import { v4 as generateUuid } from 'uuid';
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import { makeVideoScreenshot } from '../types/VisualAttachment.js';
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import { IMAGE_PNG, stringToMIMEType } from '../types/MIME.js';
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import type { InMemoryAttachmentDraftType } from '../types/Attachment.js';
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import { fileToBytes } from './fileToBytes.js';
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export async function handleVideoAttachment(
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file: File,
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options?: { generateScreenshot: boolean; flags: number | null }
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): Promise<InMemoryAttachmentDraftType> {
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const objectUrl = URL.createObjectURL(file);
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if (!objectUrl) {
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throw new Error('Failed to create object url for video!');
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}
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try {
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const data = await fileToBytes(file);
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const attachment: InMemoryAttachmentDraftType = {
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contentType: stringToMIMEType(file.type),
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clientUuid: generateUuid(),
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data,
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fileName: file.name,
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path: file.name,
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pending: false,
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size: data.byteLength,
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};
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if (options?.generateScreenshot) {
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const screenshotContentType = IMAGE_PNG;
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const { blob: screenshotBlob, duration } = await makeVideoScreenshot({
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objectUrl,
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contentType: screenshotContentType,
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});
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attachment.duration = duration;
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attachment.screenshotData = new Uint8Array(
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await blobToArrayBuffer(screenshotBlob)
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);
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attachment.screenshotContentType = screenshotContentType;
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}
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if (options?.flags != null) {
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attachment.flags = options.flags;
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}
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return attachment;
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} finally {
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URL.revokeObjectURL(objectUrl);
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}
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}
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