import { OptionsWithUri } from 'request'; import { IExecuteFunctions, ILoadOptionsFunctions } from 'n8n-core'; import { NodeApiError } from 'n8n-workflow'; export async function apiTemplateIoApiRequest( this: IExecuteFunctions | ILoadOptionsFunctions, method: string, endpoint: string, qs = {}, body = {}, ) { const options: OptionsWithUri = { headers: { 'user-agent': 'n8n', Accept: 'application/json', }, uri: `https://api.apitemplate.io/v1${endpoint}`, method, qs, body, followRedirect: true, followAllRedirects: true, json: true, }; if (!Object.keys(body).length) { delete options.body; } if (!Object.keys(qs).length) { delete options.qs; } try { const response = await this.helpers.requestWithAuthentication.call( this, 'apiTemplateIoApi', options, ); if (response.status === 'error') { throw new NodeApiError(this.getNode(), response.message); } return response; } catch (error) { throw new NodeApiError(this.getNode(), error); } } export async function loadResource(this: ILoadOptionsFunctions, resource: 'image' | 'pdf') { const target = resource === 'image' ? ['JPEG', 'PNG'] : ['PDF']; const templates = await apiTemplateIoApiRequest.call(this, 'GET', '/list-templates'); const filtered = templates.filter(({ format }: { format: 'PDF' | 'JPEG' | 'PNG' }) => target.includes(format), ); return filtered.map(({ format, name, id }: { format: string; name: string; id: string }) => ({ name: `${name} (${format})`, value: id, })); } export function validateJSON(json: string | object | undefined): any { let result; if (typeof json === 'object') { return json; } try { result = JSON.parse(json!); } catch (exception) { result = undefined; } return result; } export async function downloadImage(this: IExecuteFunctions, url: string) { return this.helpers.request({ uri: url, method: 'GET', json: false, encoding: null, }); }