mirror of
https://github.com/n8n-io/n8n.git
synced 2024-11-12 23:54:07 -08:00
521 lines
12 KiB
TypeScript
521 lines
12 KiB
TypeScript
import { DateTime } from 'luxon';
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import type {
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IExecuteFunctions,
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INodeExecutionData,
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INodeTypeDescription,
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INodeProperties,
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IDisplayOptions,
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IWebhookFunctions,
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} from 'n8n-workflow';
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import { WAIT_TIME_UNLIMITED } from 'n8n-workflow';
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import {
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authenticationProperty,
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credentialsProperty,
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defaultWebhookDescription,
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httpMethodsProperty,
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optionsProperty,
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responseBinaryPropertyNameProperty,
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responseCodeProperty,
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responseDataProperty,
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responseModeProperty,
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} from '../Webhook/description';
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import {
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formDescription,
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formFields,
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respondWithOptions,
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formRespondMode,
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formTitle,
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} from '../Form/common.descriptions';
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import { formWebhook } from '../Form/utils';
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import { updateDisplayOptions } from '../../utils/utilities';
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import { Webhook } from '../Webhook/Webhook.node';
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const toWaitAmount: INodeProperties = {
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displayName: 'Wait Amount',
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name: 'amount',
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type: 'number',
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typeOptions: {
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minValue: 0,
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numberPrecision: 2,
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},
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default: 1,
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description: 'The time to wait',
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};
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const unitSelector: INodeProperties = {
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displayName: 'Wait Unit',
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name: 'unit',
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type: 'options',
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options: [
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{
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name: 'Seconds',
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value: 'seconds',
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},
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{
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name: 'Minutes',
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value: 'minutes',
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},
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{
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name: 'Hours',
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value: 'hours',
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},
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{
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name: 'Days',
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value: 'days',
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},
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],
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default: 'hours',
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description: 'The time unit of the Wait Amount value',
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};
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const waitTimeProperties: INodeProperties[] = [
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{
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displayName: 'Limit Wait Time',
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name: 'limitWaitTime',
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type: 'boolean',
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default: false,
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description:
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'Whether the workflow will automatically resume execution after the specified limit type',
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displayOptions: {
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show: {
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resume: ['webhook', 'form'],
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},
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},
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},
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{
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displayName: 'Limit Type',
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name: 'limitType',
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type: 'options',
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default: 'afterTimeInterval',
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description:
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'Sets the condition for the execution to resume. Can be a specified date or after some time.',
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displayOptions: {
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show: {
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limitWaitTime: [true],
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resume: ['webhook', 'form'],
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},
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},
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options: [
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{
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name: 'After Time Interval',
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description: 'Waits for a certain amount of time',
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value: 'afterTimeInterval',
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},
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{
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name: 'At Specified Time',
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description: 'Waits until the set date and time to continue',
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value: 'atSpecifiedTime',
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},
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],
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},
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{
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displayName: 'Amount',
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name: 'resumeAmount',
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type: 'number',
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displayOptions: {
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show: {
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limitType: ['afterTimeInterval'],
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limitWaitTime: [true],
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resume: ['webhook', 'form'],
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},
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},
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typeOptions: {
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minValue: 0,
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numberPrecision: 2,
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},
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default: 1,
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description: 'The time to wait',
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},
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{
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displayName: 'Unit',
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name: 'resumeUnit',
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type: 'options',
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displayOptions: {
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show: {
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limitType: ['afterTimeInterval'],
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limitWaitTime: [true],
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resume: ['webhook', 'form'],
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},
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},
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options: [
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{
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name: 'Seconds',
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value: 'seconds',
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},
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{
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name: 'Minutes',
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value: 'minutes',
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},
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{
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name: 'Hours',
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value: 'hours',
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},
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{
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name: 'Days',
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value: 'days',
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},
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],
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default: 'hours',
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description: 'Unit of the interval value',
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},
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{
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displayName: 'Max Date and Time',
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name: 'maxDateAndTime',
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type: 'dateTime',
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displayOptions: {
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show: {
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limitType: ['atSpecifiedTime'],
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limitWaitTime: [true],
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resume: ['webhook', 'form'],
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},
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},
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default: '',
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description: 'Continue execution after the specified date and time',
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},
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];
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const webhookSuffix: INodeProperties = {
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displayName: 'Webhook Suffix',
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name: 'webhookSuffix',
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type: 'string',
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default: '',
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placeholder: 'webhook',
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noDataExpression: true,
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description:
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'This suffix path will be appended to the restart URL. Helpful when using multiple wait nodes.',
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};
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const displayOnWebhook: IDisplayOptions = {
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show: {
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resume: ['webhook'],
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},
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};
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const displayOnFormSubmission = {
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show: {
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resume: ['form'],
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},
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};
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const onFormSubmitProperties = updateDisplayOptions(displayOnFormSubmission, [
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formTitle,
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formDescription,
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formFields,
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formRespondMode,
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]);
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const onWebhookCallProperties = updateDisplayOptions(displayOnWebhook, [
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{
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...httpMethodsProperty,
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description: 'The HTTP method of the Webhook call',
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},
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responseCodeProperty,
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responseModeProperty,
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responseDataProperty,
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responseBinaryPropertyNameProperty,
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]);
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const webhookPath = '={{$parameter["options"]["webhookSuffix"] || ""}}';
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export class Wait extends Webhook {
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authPropertyName = 'incomingAuthentication';
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description: INodeTypeDescription = {
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displayName: 'Wait',
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name: 'wait',
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icon: 'fa:pause-circle',
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group: ['organization'],
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version: [1, 1.1],
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description: 'Wait before continue with execution',
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defaults: {
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name: 'Wait',
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color: '#804050',
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},
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inputs: ['main'],
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outputs: ['main'],
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credentials: credentialsProperty(this.authPropertyName),
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webhooks: [
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{
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...defaultWebhookDescription,
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responseData: '={{$parameter["responseData"]}}',
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path: webhookPath,
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restartWebhook: true,
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},
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{
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name: 'default',
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httpMethod: 'GET',
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responseMode: 'onReceived',
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path: webhookPath,
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restartWebhook: true,
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isFullPath: true,
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isForm: true,
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},
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{
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name: 'default',
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httpMethod: 'POST',
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responseMode: '={{$parameter["responseMode"]}}',
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responseData: '={{$parameter["responseMode"] === "lastNode" ? "noData" : undefined}}',
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path: webhookPath,
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restartWebhook: true,
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isFullPath: true,
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isForm: true,
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},
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],
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properties: [
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{
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displayName: 'Resume',
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name: 'resume',
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type: 'options',
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options: [
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{
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name: 'After Time Interval',
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value: 'timeInterval',
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description: 'Waits for a certain amount of time',
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},
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{
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name: 'At Specified Time',
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value: 'specificTime',
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description: 'Waits until a specific date and time to continue',
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},
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{
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name: 'On Webhook Call',
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value: 'webhook',
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description: 'Waits for a webhook call before continuing',
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},
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{
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name: 'On Form Submited',
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value: 'form',
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description: 'Waits for a form submission before continuing',
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},
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],
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default: 'timeInterval',
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description: 'Determines the waiting mode to use before the workflow continues',
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},
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{
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...authenticationProperty(this.authPropertyName),
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description:
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'If and how incoming resume-webhook-requests to $execution.resumeUrl should be authenticated for additional security',
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displayOptions: displayOnWebhook,
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},
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// ----------------------------------
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// resume:specificTime
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// ----------------------------------
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{
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displayName: 'Date and Time',
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name: 'dateTime',
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type: 'dateTime',
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displayOptions: {
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show: {
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resume: ['specificTime'],
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},
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},
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default: '',
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description: 'The date and time to wait for before continuing',
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},
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// ----------------------------------
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// resume:timeInterval
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// ----------------------------------
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{
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...toWaitAmount,
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displayOptions: {
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show: {
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resume: ['timeInterval'],
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'@version': [1],
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},
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},
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},
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{
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...toWaitAmount,
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default: 5,
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displayOptions: {
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show: {
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resume: ['timeInterval'],
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},
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hide: {
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'@version': [1],
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},
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},
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},
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{
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...unitSelector,
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displayOptions: {
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show: {
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resume: ['timeInterval'],
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'@version': [1],
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},
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},
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},
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{
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...unitSelector,
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default: 'seconds',
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displayOptions: {
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show: {
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resume: ['timeInterval'],
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},
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hide: {
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'@version': [1],
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},
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},
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},
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// ----------------------------------
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// resume:webhook & form
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// ----------------------------------
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{
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displayName:
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'The webhook URL will be generated at run time. It can be referenced with the <strong>$execution.resumeUrl</strong> variable. Send it somewhere before getting to this node. <a href="https://docs.n8n.io/integrations/builtin/core-nodes/n8n-nodes-base.wait/?utm_source=n8n_app&utm_medium=node_settings_modal-credential_link&utm_campaign=n8n-nodes-base.wait" target="_blank">More info</a>',
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name: 'webhookNotice',
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type: 'notice',
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displayOptions: displayOnWebhook,
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default: '',
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},
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{
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displayName:
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'The form url will be generated at run time. It can be referenced with the <strong>$execution.resumeFormUrl</strong> variable. Send it somewhere before getting to this node. <a href="https://docs.n8n.io/integrations/builtin/core-nodes/n8n-nodes-base.wait/?utm_source=n8n_app&utm_medium=node_settings_modal-credential_link&utm_campaign=n8n-nodes-base.wait" target="_blank">More info</a>',
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name: 'formNotice',
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type: 'notice',
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displayOptions: displayOnFormSubmission,
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default: '',
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},
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...onFormSubmitProperties,
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...onWebhookCallProperties,
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...waitTimeProperties,
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{
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...optionsProperty,
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displayOptions: displayOnWebhook,
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options: [...(optionsProperty.options as INodeProperties[]), webhookSuffix],
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},
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{
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displayName: 'Options',
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name: 'options',
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type: 'collection',
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placeholder: 'Add Option',
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default: {},
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displayOptions: {
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show: {
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resume: ['form'],
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},
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hide: {
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responseMode: ['responseNode'],
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},
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},
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options: [respondWithOptions, webhookSuffix],
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},
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{
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displayName: 'Options',
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name: 'options',
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type: 'collection',
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placeholder: 'Add Option',
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default: {},
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displayOptions: {
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show: {
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resume: ['form'],
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},
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hide: {
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responseMode: ['onReceived', 'lastNode'],
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},
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},
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options: [webhookSuffix],
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},
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],
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};
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async webhook(context: IWebhookFunctions) {
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const resume = context.getNodeParameter('resume', 0) as string;
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if (resume === 'form') return await formWebhook(context);
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return await super.webhook(context);
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}
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async execute(context: IExecuteFunctions): Promise<INodeExecutionData[][]> {
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const resume = context.getNodeParameter('resume', 0) as string;
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if (['webhook', 'form'].includes(resume)) {
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return await this.configureAndPutToWait(context);
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}
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let waitTill: Date;
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if (resume === 'timeInterval') {
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const unit = context.getNodeParameter('unit', 0) as string;
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let waitAmount = context.getNodeParameter('amount', 0) as number;
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if (unit === 'minutes') {
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waitAmount *= 60;
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}
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if (unit === 'hours') {
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waitAmount *= 60 * 60;
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}
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if (unit === 'days') {
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waitAmount *= 60 * 60 * 24;
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}
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waitAmount *= 1000;
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// Timezone does not change relative dates, since they are just
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// a number of seconds added to the current timestamp
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waitTill = new Date(new Date().getTime() + waitAmount);
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} else {
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const dateTimeStr = context.getNodeParameter('dateTime', 0) as string;
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waitTill = DateTime.fromFormat(dateTimeStr, "yyyy-MM-dd'T'HH:mm:ss", {
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zone: context.getTimezone(),
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})
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.toUTC()
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.toJSDate();
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}
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const waitValue = Math.max(waitTill.getTime() - new Date().getTime(), 0);
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if (waitValue < 65000) {
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// If wait time is shorter than 65 seconds leave execution active because
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// we just check the database every 60 seconds.
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return await new Promise((resolve) => {
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const timer = setTimeout(() => resolve([context.getInputData()]), waitValue);
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context.onExecutionCancellation(() => clearTimeout(timer));
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});
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}
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// If longer than 65 seconds put execution to wait
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return await this.putToWait(context, waitTill);
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}
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private async configureAndPutToWait(context: IExecuteFunctions) {
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let waitTill = new Date(WAIT_TIME_UNLIMITED);
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const limitWaitTime = context.getNodeParameter('limitWaitTime', 0);
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if (limitWaitTime === true) {
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const limitType = context.getNodeParameter('limitType', 0);
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if (limitType === 'afterTimeInterval') {
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let waitAmount = context.getNodeParameter('resumeAmount', 0) as number;
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const resumeUnit = context.getNodeParameter('resumeUnit', 0);
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if (resumeUnit === 'minutes') {
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waitAmount *= 60;
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}
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if (resumeUnit === 'hours') {
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waitAmount *= 60 * 60;
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}
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if (resumeUnit === 'days') {
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waitAmount *= 60 * 60 * 24;
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}
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waitAmount *= 1000;
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waitTill = new Date(new Date().getTime() + waitAmount);
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} else {
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waitTill = new Date(context.getNodeParameter('maxDateAndTime', 0) as string);
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}
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}
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return await this.putToWait(context, waitTill);
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}
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private async putToWait(context: IExecuteFunctions, waitTill: Date) {
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await context.putExecutionToWait(waitTill);
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return [context.getInputData()];
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}
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}
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