n8n/packages/nodes-base/nodes/Flow/GenericFunctions.ts

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import { OptionsWithUri } from 'request';
import {
IExecuteFunctions,
IExecuteSingleFunctions,
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IHookFunctions,
ILoadOptionsFunctions,
} from 'n8n-core';
import { IDataObject } from 'n8n-workflow';
export async function flowApiRequest(this: IHookFunctions | IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, resource: string, body: any = {}, qs: IDataObject = {}, uri?: string, option: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any
const credentials = this.getCredentials('flowApi');
if (credentials === undefined) {
throw new Error('No credentials got returned!');
}
let options: OptionsWithUri = {
headers: { 'Authorization': `Bearer ${credentials.accessToken}`},
method,
qs,
body,
uri: uri ||`https://api.getflow.com/v2${resource}`,
json: true
};
options = Object.assign({}, options, option);
if (Object.keys(options.body).length === 0) {
delete options.body;
}
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try {
return await this.helpers.request!(options);
} catch (error) {
let errorMessage = error.message;
if (error.response.body) {
errorMessage = error.response.body.message || error.response.body.Message || error.message;
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}
throw new Error(errorMessage);
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}
}
/**
* Make an API request to paginated flow endpoint
* and return all results
*/
export async function FlowApiRequestAllItems(this: IHookFunctions | IExecuteFunctions, propertyName: string, method: string, resource: string, body: any = {}, query: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any
const returnData: IDataObject[] = [];
let responseData;
query.limit = 100;
let uri: string | undefined;
do {
responseData = await flowApiRequest.call(this, method, resource, body, query, uri, { resolveWithFullResponse: true });
uri = responseData.headers.link;
// @ts-ignore
returnData.push.apply(returnData, responseData.body[propertyName]);
} while (
responseData.headers.link !== undefined &&
responseData.headers.link !== ''
);
return returnData;
}