Files
automatisch/packages/backend/src/apps/rss/triggers/new-items-in-feed/new-items-in-feed.ts
2023-01-11 20:04:02 +01:00

40 lines
1020 B
TypeScript

import { IGlobalVariable, IJSONObject } from '@automatisch/types';
import { XMLParser } from 'fast-xml-parser';
import bcrypt from 'bcrypt';
const getInternalId = async (item: IJSONObject): Promise<string> => {
if (item.guid) {
return item.guid.toString();
} else if (item.id) {
return item.id.toString();
}
return await hashItem(JSON.stringify(item));
};
const hashItem = async (value: string) => {
return await bcrypt.hash(value, 1);
};
const newItemsInFeed = async ($: IGlobalVariable) => {
const { data } = await $.http.get($.step.parameters.feedUrl as string);
const parser = new XMLParser();
const parsedData = parser.parse(data);
// naive implementation to cover atom and rss feeds
const items = parsedData.rss?.channel?.item || parsedData.feed?.entry || [];
for (const item of items) {
const dataItem = {
raw: item,
meta: {
internalId: await getInternalId(item),
},
};
$.pushTriggerItem(dataItem);
}
};
export default newItemsInFeed;