n8n/packages/nodes-base/nodes/WorkflowTrigger/WorkflowTrigger.node.ts

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import { ITriggerFunctions } from 'n8n-core';
import {
INodeType,
INodeTypeDescription,
ITriggerResponse,
} from 'n8n-workflow';
type eventType = 'Workflow activated' | 'Workflow updated' | undefined;
type activationType = 'activate' | 'update';
export class WorkflowTrigger implements INodeType {
description: INodeTypeDescription = {
displayName: 'Workflow Trigger',
name: 'workflowTrigger',
icon: 'fa:network-wired',
group: ['trigger'],
version: 1,
description: 'Triggers based on various lifecycle events, like when a workflow is activated',
eventTriggerDescription: '',
:sparkles: Improve workflow activation (#2692) * feat: activator disabled based on thiggers * feat: tooltip over inactive switch * feat: message for trigger types * feat: deactivate on save if trigger is removed * chore: refactor executions modal * feat: calculate service name if possible * feat: alert on activation * chore: fix linting * feat: always enable activator when active * fix: adjust the alert * feat: take disabled state into account * feat: automatically save on activation * feat: rely on nodes name and edit messages * feat: isolate state for each activator instance * feat: create activation modal component * feat: activationModal checkbox and trigger message * feat: add activation messages to node config * chore: style activation modal * chore: style fixes * feat: refactor disabled state * chore: refactor modal * chore: refactor modal * chore: tidy the node config * chore: refactor and styling tweaks * chore: minor fixes * fix: check webhooks from ui nodes * chore: remove saving prompt * chore: explicit current workflow evaluation * feat: add settings link to activation modal * fix: immediately load executions on render * feat: exclude error trigger from trigger nodes * chore: add i18n keys * fix: check localstorage more strictly * fix: handle refresh in execution list * remove unnessary event * remove comment * fix closing executions modal bugs * update closing * update translation key * fix translation keys * fix modal closing * fix closing * fix drawer closing * close all modals when opening executions * update key * close all modals when opening workflow or new page * delete unnessary comment * clean up import * clean up unnessary initial data * clean up activator impl * rewrite * fix open modal bug * simply remove error * refactor activation logic * fix i18n and such * remove changes * revert saving changes * Revert "revert saving changes" 25c29d10553ebcc11939ff29938e8a5ac6b3ffae * add translation * fix new workflows saving * clean up modal impl * clean up impl * refactor common code out * remove active changes from saving * refactor differently * revert unnessary change * set dirty false * fix i18n bug * avoid opening two modals * fix tooltips * add comment * address other comments * address comments Co-authored-by: saintsebastian <tilitidam@gmail.com>
2022-01-21 09:00:00 -08:00
activationMessage: 'Your workflow will now trigger executions on the event you have defined.',
defaults: {
name: 'Workflow Trigger',
color: '#ff6d5a',
},
inputs: [],
outputs: ['main'],
properties: [
{
displayName: 'Events',
name: 'events',
type: 'multiOptions',
required: true,
default: [],
description: `Specifies under which conditions an execution should happen:
<ul>
<li><b>Active Workflow Updated</b>: Triggers when this workflow is updated</li>
<li><b>Workflow Activated</b>: Triggers when this workflow is activated</li>
</ul>
`,
options: [
{
name: 'Active Workflow Updated',
value: 'update',
description: 'Triggers when this workflow is updated',
},
{
name: 'Workflow Activated',
value: 'activate',
description: 'Triggers when this workflow is activated',
},
],
},
],
};
async trigger(this: ITriggerFunctions): Promise<ITriggerResponse> {
const events = this.getNodeParameter('events', []) as activationType[];
const activationMode = this.getActivationMode() as activationType;
if (events.includes(activationMode)) {
let event: eventType;
if (activationMode === 'activate') {
event = 'Workflow activated';
}
if (activationMode === 'update') {
event = 'Workflow updated';
}
this.emit([
this.helpers.returnJsonArray([
{ event, timestamp: (new Date()).toISOString(), workflow_id: this.getWorkflow().id },
]),
]);
}
const self = this;
async function manualTriggerFunction() {
self.emit([self.helpers.returnJsonArray([{ event: 'Manual execution', timestamp: (new Date()).toISOString(), workflow_id: self.getWorkflow().id }])]);
}
return {
manualTriggerFunction,
};
}
}