27 lines
608 B
TypeScript
27 lines
608 B
TypeScript
import { IIcon } from './icon';
|
|
import { IIdentifier } from './identifier';
|
|
|
|
/***
|
|
* tag (ActivityPub)
|
|
*/
|
|
export type ITag = {
|
|
id: string;
|
|
type: string;
|
|
name?: string;
|
|
value?: string;
|
|
updated?: Date;
|
|
icon?: IIcon;
|
|
identifier?: IIdentifier;
|
|
};
|
|
|
|
export function extractHashtags(tags: ITag[] | null | undefined): string[] {
|
|
if (tags == null) return [];
|
|
|
|
const hashtags = tags.filter(tag => tag.type === 'Hashtag' && typeof tag.name == 'string');
|
|
|
|
return hashtags.map(tag => {
|
|
const m = tag.name ? tag.name.match(/^#(.+)/) : null;
|
|
return m ? m[1] : null;
|
|
}).filter(x => x != null) as string[];
|
|
}
|