import { set } from 'lodash'; import { ICredentialDataDecryptedObject, ICredentialsHelper, IDataObject, IDeferredPromise, IExecuteWorkflowInfo, INodeCredentialsDetails, INodeExecutionData, INodeParameters, INodeType, INodeTypeData, INodeTypes, IRun, ITaskData, IWorkflowBase, IWorkflowExecuteAdditionalData, NodeHelpers, NodeParameterValue, WorkflowHooks, } from 'n8n-workflow'; import { Credentials, IExecuteFunctions } from '../src'; export class CredentialsHelper extends ICredentialsHelper { getDecrypted( nodeCredentials: INodeCredentialsDetails, type: string, ): Promise { return new Promise((res) => res({})); } getCredentials(nodeCredentials: INodeCredentialsDetails, type: string): Promise { return new Promise((res) => { res(new Credentials({ id: null, name: '' }, '', [], '')); }); } async updateCredentials( nodeCredentials: INodeCredentialsDetails, type: string, data: ICredentialDataDecryptedObject, ): Promise {} } class NodeTypesClass implements INodeTypes { nodeTypes: INodeTypeData = { 'n8n-nodes-base.if': { sourcePath: '', type: { description: { displayName: 'If', name: 'if', group: ['transform'], version: 1, description: 'Splits a stream depending on defined compare operations.', defaults: { name: 'IF', color: '#408000', }, inputs: ['main'], outputs: ['main', 'main'], properties: [ { displayName: 'Conditions', name: 'conditions', placeholder: 'Add Condition', type: 'fixedCollection', typeOptions: { multipleValues: true, }, description: 'The type of values to compare.', default: {}, options: [ { name: 'boolean', displayName: 'Boolean', values: [ { displayName: 'Value 1', name: 'value1', type: 'boolean', default: false, description: 'The value to compare with the second one.', }, { displayName: 'Operation', name: 'operation', type: 'options', options: [ { name: 'Equal', value: 'equal', }, { name: 'Not Equal', value: 'notEqual', }, ], default: 'equal', description: 'Operation to decide where the the data should be mapped to.', }, { displayName: 'Value 2', name: 'value2', type: 'boolean', default: false, description: 'The value to compare with the first one.', }, ], }, { name: 'number', displayName: 'Number', values: [ { displayName: 'Value 1', name: 'value1', type: 'number', default: 0, description: 'The value to compare with the second one.', }, { displayName: 'Operation', name: 'operation', type: 'options', options: [ { name: 'Smaller', value: 'smaller', }, { name: 'Smaller Equal', value: 'smallerEqual', }, { name: 'Equal', value: 'equal', }, { name: 'Not Equal', value: 'notEqual', }, { name: 'Larger', value: 'larger', }, { name: 'Larger Equal', value: 'largerEqual', }, { name: 'Is Empty', value: 'isEmpty', }, ], default: 'smaller', description: 'Operation to decide where the the data should be mapped to.', }, { displayName: 'Value 2', name: 'value2', type: 'number', displayOptions: { hide: { operation: ['isEmpty'], }, }, default: 0, description: 'The value to compare with the first one.', }, ], }, { name: 'string', displayName: 'String', values: [ { displayName: 'Value 1', name: 'value1', type: 'string', default: '', description: 'The value to compare with the second one.', }, { displayName: 'Operation', name: 'operation', type: 'options', options: [ { name: 'Contains', value: 'contains', }, { name: 'Ends With', value: 'endsWith', }, { name: 'Equal', value: 'equal', }, { name: 'Not Contains', value: 'notContains', }, { name: 'Not Equal', value: 'notEqual', }, { name: 'Regex', value: 'regex', }, { name: 'Starts With', value: 'startsWith', }, { name: 'Is Empty', value: 'isEmpty', }, ], default: 'equal', description: 'Operation to decide where the the data should be mapped to.', }, { displayName: 'Value 2', name: 'value2', type: 'string', displayOptions: { hide: { operation: ['isEmpty', 'regex'], }, }, default: '', description: 'The value to compare with the first one.', }, { displayName: 'Regex', name: 'value2', type: 'string', displayOptions: { show: { operation: ['regex'], }, }, default: '', placeholder: '/text/i', description: 'The regex which has to match.', }, ], }, ], }, { displayName: 'Combine', name: 'combineOperation', type: 'options', options: [ { name: 'ALL', description: 'Only if all conditions are meet it goes into "true" branch.', value: 'all', }, { name: 'ANY', description: 'If any of the conditions is meet it goes into "true" branch.', value: 'any', }, ], default: 'all', description: 'If multiple rules got set this settings decides if it is true as soon as ANY condition matches or only if ALL get meet.', }, ], }, async execute(this: IExecuteFunctions): Promise { const returnDataTrue: INodeExecutionData[] = []; const returnDataFalse: INodeExecutionData[] = []; const items = this.getInputData(); let item: INodeExecutionData; let combineOperation: string; // The compare operations const compareOperationFunctions: { [key: string]: (value1: NodeParameterValue, value2: NodeParameterValue) => boolean; } = { contains: (value1: NodeParameterValue, value2: NodeParameterValue) => (value1 || '').toString().includes((value2 || '').toString()), notContains: (value1: NodeParameterValue, value2: NodeParameterValue) => !(value1 || '').toString().includes((value2 || '').toString()), endsWith: (value1: NodeParameterValue, value2: NodeParameterValue) => (value1 as string).endsWith(value2 as string), equal: (value1: NodeParameterValue, value2: NodeParameterValue) => value1 === value2, notEqual: (value1: NodeParameterValue, value2: NodeParameterValue) => value1 !== value2, larger: (value1: NodeParameterValue, value2: NodeParameterValue) => (value1 || 0) > (value2 || 0), largerEqual: (value1: NodeParameterValue, value2: NodeParameterValue) => (value1 || 0) >= (value2 || 0), smaller: (value1: NodeParameterValue, value2: NodeParameterValue) => (value1 || 0) < (value2 || 0), smallerEqual: (value1: NodeParameterValue, value2: NodeParameterValue) => (value1 || 0) <= (value2 || 0), startsWith: (value1: NodeParameterValue, value2: NodeParameterValue) => (value1 as string).startsWith(value2 as string), isEmpty: (value1: NodeParameterValue) => [undefined, null, ''].includes(value1 as string), regex: (value1: NodeParameterValue, value2: NodeParameterValue) => { const regexMatch = (value2 || '') .toString() .match(new RegExp('^/(.*?)/([gimusy]*)$')); let regex: RegExp; if (!regexMatch) { regex = new RegExp((value2 || '').toString()); } else if (regexMatch.length === 1) { regex = new RegExp(regexMatch[1]); } else { regex = new RegExp(regexMatch[1], regexMatch[2]); } return !!(value1 || '').toString().match(regex); }, }; // The different dataTypes to check the values in const dataTypes = ['boolean', 'number', 'string']; // Itterate over all items to check which ones should be output as via output "true" and // which ones via output "false" let dataType: string; let compareOperationResult: boolean; itemLoop: for (let itemIndex = 0; itemIndex < items.length; itemIndex++) { item = items[itemIndex]; let compareData: INodeParameters; combineOperation = this.getNodeParameter('combineOperation', itemIndex) as string; // Check all the values of the different dataTypes for (dataType of dataTypes) { // Check all the values of the current dataType for (compareData of this.getNodeParameter( `conditions.${dataType}`, itemIndex, [], ) as INodeParameters[]) { // Check if the values passes compareOperationResult = compareOperationFunctions[compareData.operation as string]( compareData.value1 as NodeParameterValue, compareData.value2 as NodeParameterValue, ); if (compareOperationResult === true && combineOperation === 'any') { // If it passes and the operation is "any" we do not have to check any // other ones as it should pass anyway. So go on with the next item. returnDataTrue.push(item); continue itemLoop; } else if (compareOperationResult === false && combineOperation === 'all') { // If it fails and the operation is "all" we do not have to check any // other ones as it should be not pass anyway. So go on with the next item. returnDataFalse.push(item); continue itemLoop; } } } if (combineOperation === 'all') { // If the operation is "all" it means the item did match all conditions // so it passes. returnDataTrue.push(item); } else { // If the operation is "any" it means the the item did not match any condition. returnDataFalse.push(item); } } return [returnDataTrue, returnDataFalse]; }, }, }, 'n8n-nodes-base.merge': { sourcePath: '', type: { description: { displayName: 'Merge', name: 'merge', icon: 'fa:clone', group: ['transform'], version: 1, description: 'Merges data of multiple streams once data of both is available', defaults: { name: 'Merge', color: '#00cc22', }, inputs: ['main', 'main'], outputs: ['main'], properties: [ { displayName: 'Mode', name: 'mode', type: 'options', options: [ { name: 'Append', value: 'append', description: 'Combines data of both inputs. The output will contain items of input 1 and input 2.', }, { name: 'Pass-through', value: 'passThrough', description: 'Passes through data of one input. The output will conain only items of the defined input.', }, { name: 'Wait', value: 'wait', description: 'Waits till data of both inputs is available and will then output a single empty item.', }, ], default: 'append', description: 'How data should be merged. If it should simply
be appended or merged depending on a property.', }, { displayName: 'Output Data', name: 'output', type: 'options', displayOptions: { show: { mode: ['passThrough'], }, }, options: [ { name: 'Input 1', value: 'input1', }, { name: 'Input 2', value: 'input2', }, ], default: 'input1', description: 'Defines of which input the data should be used as output of node.', }, ], }, async execute(this: IExecuteFunctions): Promise { // const itemsInput2 = this.getInputData(1); const returnData: INodeExecutionData[] = []; const mode = this.getNodeParameter('mode', 0) as string; if (mode === 'append') { // Simply appends the data for (let i = 0; i < 2; i++) { returnData.push.apply(returnData, this.getInputData(i)); } } else if (mode === 'passThrough') { const output = this.getNodeParameter('output', 0) as string; if (output === 'input1') { returnData.push.apply(returnData, this.getInputData(0)); } else { returnData.push.apply(returnData, this.getInputData(1)); } } else if (mode === 'wait') { returnData.push({ json: {} }); } return [returnData]; }, }, }, 'n8n-nodes-base.noOp': { sourcePath: '', type: { description: { displayName: 'No Operation, do nothing', name: 'noOp', icon: 'fa:arrow-right', group: ['organization'], version: 1, description: 'No Operation', defaults: { name: 'NoOp', color: '#b0b0b0', }, inputs: ['main'], outputs: ['main'], properties: [], }, execute(this: IExecuteFunctions): Promise { const items = this.getInputData(); return this.prepareOutputData(items); }, }, }, 'n8n-nodes-base.set': { sourcePath: '', type: { description: { displayName: 'Set', name: 'set', group: ['input'], version: 1, description: 'Sets a value', defaults: { name: 'Set', color: '#0000FF', }, inputs: ['main'], outputs: ['main'], properties: [ { displayName: 'Keep Only Set', name: 'keepOnlySet', type: 'boolean', default: false, description: 'If only the values set on this node should be
kept and all others removed.', }, { displayName: 'Values to Set', name: 'values', placeholder: 'Add Value', type: 'fixedCollection', typeOptions: { multipleValues: true, }, description: 'The value to set.', default: {}, options: [ { name: 'boolean', displayName: 'Boolean', values: [ { displayName: 'Name', name: 'name', type: 'string', default: 'propertyName', description: 'Name of the property to write data to.
Supports dot-notation.
Example: "data.person[0].name"', }, { displayName: 'Value', name: 'value', type: 'boolean', default: false, description: 'The boolean value to write in the property.', }, ], }, { name: 'number', displayName: 'Number', values: [ { displayName: 'Name', name: 'name', type: 'string', default: 'propertyName', description: 'Name of the property to write data to.
Supports dot-notation.
Example: "data.person[0].name"', }, { displayName: 'Value', name: 'value', type: 'number', default: 0, description: 'The number value to write in the property.', }, ], }, { name: 'string', displayName: 'String', values: [ { displayName: 'Name', name: 'name', type: 'string', default: 'propertyName', description: 'Name of the property to write data to.
Supports dot-notation.
Example: "data.person[0].name"', }, { displayName: 'Value', name: 'value', type: 'string', default: '', description: 'The string value to write in the property.', }, ], }, ], }, { displayName: 'Options', name: 'options', type: 'collection', placeholder: 'Add Option', default: {}, options: [ { displayName: 'Dot Notation', name: 'dotNotation', type: 'boolean', default: true, description: `By default does dot-notation get used in property names..
This means that "a.b" will set the property "b" underneath "a" so { "a": { "b": value} }.
If that is not intended this can be deactivated, it will then set { "a.b": value } instead. `, }, ], }, ], }, execute(this: IExecuteFunctions): Promise { const items = this.getInputData(); if (items.length === 0) { items.push({ json: {} }); } const returnData: INodeExecutionData[] = []; let item: INodeExecutionData; let keepOnlySet: boolean; for (let itemIndex = 0; itemIndex < items.length; itemIndex++) { keepOnlySet = this.getNodeParameter('keepOnlySet', itemIndex, false) as boolean; item = items[itemIndex]; const options = this.getNodeParameter('options', itemIndex, {}) as IDataObject; const newItem: INodeExecutionData = { json: {}, }; if (keepOnlySet !== true) { if (item.binary !== undefined) { // Create a shallow copy of the binary data so that the old // data references which do not get changed still stay behind // but the incoming data does not get changed. newItem.binary = {}; Object.assign(newItem.binary, item.binary); } newItem.json = JSON.parse(JSON.stringify(item.json)); } // Add boolean values (this.getNodeParameter('values.boolean', itemIndex, []) as INodeParameters[]).forEach( (setItem) => { if (options.dotNotation === false) { newItem.json[setItem.name as string] = !!setItem.value; } else { set(newItem.json, setItem.name as string, !!setItem.value); } }, ); // Add number values (this.getNodeParameter('values.number', itemIndex, []) as INodeParameters[]).forEach( (setItem) => { if (options.dotNotation === false) { newItem.json[setItem.name as string] = setItem.value; } else { set(newItem.json, setItem.name as string, setItem.value); } }, ); // Add string values (this.getNodeParameter('values.string', itemIndex, []) as INodeParameters[]).forEach( (setItem) => { if (options.dotNotation === false) { newItem.json[setItem.name as string] = setItem.value; } else { set(newItem.json, setItem.name as string, setItem.value); } }, ); returnData.push(newItem); } return this.prepareOutputData(returnData); }, }, }, 'n8n-nodes-base.start': { sourcePath: '', type: { description: { displayName: 'Start', name: 'start', group: ['input'], version: 1, description: 'Starts the workflow execution from this node', defaults: { name: 'Start', color: '#553399', }, inputs: [], outputs: ['main'], properties: [], }, execute(this: IExecuteFunctions): Promise { const items = this.getInputData(); return this.prepareOutputData(items); }, }, }, }; async init(nodeTypes: INodeTypeData): Promise {} getAll(): INodeType[] { return Object.values(this.nodeTypes).map((data) => NodeHelpers.getVersionedTypeNode(data.type)); } getByName(nodeType: string): INodeType { return this.getByNameAndVersion(nodeType); } getByNameAndVersion(nodeType: string, version?: number): INodeType { return NodeHelpers.getVersionedTypeNode(this.nodeTypes[nodeType].type, version); } } let nodeTypesInstance: NodeTypesClass | undefined; export function NodeTypes(): NodeTypesClass { if (nodeTypesInstance === undefined) { nodeTypesInstance = new NodeTypesClass(); nodeTypesInstance.init({}); } return nodeTypesInstance; } export function WorkflowExecuteAdditionalData( waitPromise: IDeferredPromise, nodeExecutionOrder: string[], ): IWorkflowExecuteAdditionalData { const hookFunctions = { nodeExecuteAfter: [ async (nodeName: string, data: ITaskData): Promise => { nodeExecutionOrder.push(nodeName); }, ], workflowExecuteAfter: [ async (fullRunData: IRun): Promise => { waitPromise.resolve(fullRunData); }, ], }; const workflowData: IWorkflowBase = { name: '', createdAt: new Date(), updatedAt: new Date(), active: true, nodes: [], connections: {}, }; return { credentialsHelper: new CredentialsHelper(''), hooks: new WorkflowHooks(hookFunctions, 'trigger', '1', workflowData), executeWorkflow: async (workflowInfo: IExecuteWorkflowInfo): Promise => {}, sendMessageToUI: (message: string) => {}, restApiUrl: '', encryptionKey: 'test', timezone: 'America/New_York', webhookBaseUrl: 'webhook', webhookWaitingBaseUrl: 'webhook-waiting', webhookTestBaseUrl: 'webhook-test', }; }