Files
fluxer/fluxer_app/src/components/channel/messageAttachmentUtils.ts
Hampus Kraft 2f557eda8c initial commit
2026-01-01 21:05:54 +00:00

56 lines
2.1 KiB
TypeScript

/*
* Copyright (C) 2026 Fluxer Contributors
*
* This file is part of Fluxer.
*
* Fluxer is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Fluxer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
*/
import type {MessageAttachment} from '~/records/MessageRecord';
export const isImageType = (contentType?: string): boolean => contentType?.startsWith('image/') ?? false;
export const isVideoType = (contentType?: string): boolean => contentType?.startsWith('video/') ?? false;
export const isAudioType = (contentType?: string): boolean => contentType?.startsWith('audio/') ?? false;
export const isGifType = (contentType?: string): boolean => contentType === 'image/gif';
const hasDimensions = (attachment: MessageAttachment): boolean =>
typeof attachment.width === 'number' && typeof attachment.height === 'number';
export const isMediaAttachment = (attachment: MessageAttachment): boolean =>
hasDimensions(attachment) &&
(isImageType(attachment.content_type) ||
isVideoType(attachment.content_type) ||
isAudioType(attachment.content_type));
export function splitMediaAndFileAttachments(attachments: ReadonlyArray<MessageAttachment>): {
mediaAttachments: Array<MessageAttachment>;
fileAttachments: Array<MessageAttachment>;
} {
const mediaAttachments: Array<MessageAttachment> = [];
const fileAttachments: Array<MessageAttachment> = [];
for (const attachment of attachments) {
if (isMediaAttachment(attachment)) {
mediaAttachments.push(attachment);
} else {
fileAttachments.push(attachment);
}
}
return {mediaAttachments, fileAttachments};
}