signal-desktop/ts/components/conversation/media-gallery/utils/mocks.ts
2025-09-23 11:53:41 -07:00

118 lines
3.2 KiB
TypeScript

// Copyright 2023 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import lodash from 'lodash';
import { type MIMEType, IMAGE_JPEG } from '../../../../types/MIME.js';
import type { MediaItemType } from '../../../../types/MediaItem.js';
import { randomBlurHash } from '../../../../util/randomBlurHash.js';
import { SignalService } from '../../../../protobuf/index.js';
const { random, range, sample, sortBy } = lodash;
const DAY_MS = 24 * 60 * 60 * 1000;
export const days = (n: number): number => n * DAY_MS;
const tokens = ['foo', 'bar', 'baz', 'qux', 'quux'];
const contentTypes = {
gif: 'image/gif',
jpg: 'image/jpeg',
png: 'image/png',
mp4: 'video/mp4',
docx: 'application/text',
pdf: 'application/pdf',
exe: 'application/exe',
txt: 'application/text',
} as unknown as Record<string, MIMEType>;
function createRandomFile(
startTime: number,
timeWindow: number,
fileExtension: string
): MediaItemType {
const contentType = contentTypes[fileExtension];
const fileName = `${sample(tokens)}${sample(tokens)}.${fileExtension}`;
const isDownloaded = Math.random() > 0.4;
const isPending = !isDownloaded && Math.random() > 0.5;
return {
message: {
conversationId: '123',
type: 'incoming',
id: random(Date.now()).toString(),
receivedAt: Math.floor(Math.random() * 10),
receivedAtMs: random(startTime, startTime + timeWindow),
sentAt: Date.now(),
},
attachment: {
url: isDownloaded ? '/fixtures/cat-screenshot-3x4.png' : undefined,
path: isDownloaded ? 'abc' : undefined,
pending: isPending,
screenshot:
fileExtension === 'mp4'
? {
url: isDownloaded
? '/fixtures/cat-screenshot-3x4.png'
: undefined,
contentType: IMAGE_JPEG,
}
: undefined,
flags:
fileExtension === 'mp4' && Math.random() > 0.5
? SignalService.AttachmentPointer.Flags.GIF
: 0,
width: 400,
height: 300,
fileName,
size: random(1000, 1000 * 1000 * 50),
contentType,
blurHash: randomBlurHash(),
isPermanentlyUndownloadable: false,
},
index: 0,
};
}
function createRandomFiles(
startTime: number,
timeWindow: number,
fileExtensions: Array<string>
): Array<MediaItemType> {
return range(random(5, 10)).map(() =>
createRandomFile(startTime, timeWindow, sample(fileExtensions) as string)
);
}
export function createRandomDocuments(
startTime: number,
timeWindow: number
): Array<MediaItemType> {
return createRandomFiles(startTime, timeWindow, [
'docx',
'pdf',
'exe',
'txt',
]);
}
export function createRandomMedia(
startTime: number,
timeWindow: number
): Array<MediaItemType> {
return createRandomFiles(startTime, timeWindow, ['mp4', 'jpg', 'png', 'gif']);
}
export function createPreparedMediaItems(
fn: typeof createRandomDocuments | typeof createRandomMedia
): Array<MediaItemType> {
const now = Date.now();
return sortBy(
[
...fn(now, days(1)),
...fn(now - days(1), days(1)),
...fn(now - days(3), days(3)),
...fn(now - days(30), days(15)),
...fn(now - days(365), days(300)),
],
(item: MediaItemType) => -item.message.receivedAt
);
}