n8n/packages/nodes-base/nodes/Notion/SearchFunctions.ts

import {
	IDataObject,
	ILoadOptionsFunctions,
	INodeListSearchItems,
	INodeListSearchResult,
} from 'n8n-workflow';
import { notionApiRequestAllItems } from './GenericFunctions';

export async function getDatabases(
	this: ILoadOptionsFunctions,
	filter?: string,
): Promise<INodeListSearchResult> {
	const returnData: INodeListSearchItems[] = [];
	const body: IDataObject = {
		page_size: 100,
		query: filter,
		filter: { property: 'object', value: 'database' },
	};
	const databases = await notionApiRequestAllItems.call(this, 'results', 'POST', `/search`, body);
	for (const database of databases) {
		returnData.push({
			name: database.title[0]?.plain_text || database.id,
			value: database.id,
			url: database.url,
		});
	}
	returnData.sort((a, b) => {
		if (a.name.toLocaleLowerCase() < b.name.toLocaleLowerCase()) {
			return -1;
		}
		if (a.name.toLocaleLowerCase() > b.name.toLocaleLowerCase()) {
			return 1;
		}
		return 0;
	});
	return { results: returnData };
}