import { OptionsWithUri, } from 'request'; import { IExecuteFunctions, IExecuteSingleFunctions, IHookFunctions, ILoadOptionsFunctions, } from 'n8n-core'; import { IDataObject, NodeApiError, NodeOperationError, } from 'n8n-workflow'; export async function zendeskApiRequest(this: IHookFunctions | IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, resource: string, body: any = {}, qs: IDataObject = {}, uri?: string, option: IDataObject = {}): Promise { // tslint:disable-line:no-any const authenticationMethod = this.getNodeParameter('authentication', 0); let options: OptionsWithUri = { headers: {}, method, qs, body, //@ts-ignore uri, json: true, qsStringifyOptions: { arrayFormat: 'brackets', }, }; options = Object.assign({}, options, option); if (Object.keys(options.body).length === 0) { delete options.body; } try { if (authenticationMethod === 'apiToken') { const credentials = await this.getCredentials('zendeskApi'); if (credentials === undefined) { throw new NodeOperationError(this.getNode(), 'No credentials got returned!'); } const base64Key = Buffer.from(`${credentials.email}/token:${credentials.apiToken}`).toString('base64'); options.uri = uri || `https://${credentials.subdomain}.zendesk.com/api/v2${resource}.json`; options.headers!['Authorization'] = `Basic ${base64Key}`; return await this.helpers.request!(options); } else { const credentials = await this.getCredentials('zendeskOAuth2Api'); if (credentials === undefined) { throw new NodeOperationError(this.getNode(), 'No credentials got returned!'); } options.uri = uri || `https://${credentials.subdomain}.zendesk.com/api/v2${resource}.json`; return await this.helpers.requestOAuth2!.call(this, 'zendeskOAuth2Api', options); } } catch(error) { throw new NodeApiError(this.getNode(), error); } } /** * Make an API request to paginated flow endpoint * and return all results */ export async function zendeskApiRequestAllItems(this: IHookFunctions | IExecuteFunctions| ILoadOptionsFunctions, propertyName: string, method: string, resource: string, body: any = {}, query: IDataObject = {}): Promise { // tslint:disable-line:no-any const returnData: IDataObject[] = []; let responseData; let uri: string | undefined; do { responseData = await zendeskApiRequest.call(this, method, resource, body, query, uri); uri = responseData.next_page; returnData.push.apply(returnData, responseData[propertyName]); if (query.limit && query.limit <= returnData.length) { return returnData; } } while ( responseData.next_page !== undefined && responseData.next_page !== null ); return returnData; } export function validateJSON(json: string | undefined): any { // tslint:disable-line:no-any let result; try { result = JSON.parse(json!); } catch (exception) { result = undefined; } return result; }