🔃Add unction getCurrentNodeParameters to get currents parameters in loading function

packages/cli/src/Server.ts

@@ -525,6 +525,7 @@ class App {
 		this.app.get('/rest/node-parameter-options', ResponseHelper.send(async (req: express.Request, res: express.Response): Promise<INodePropertyOptions[]> => {
 			const nodeType = req.query.nodeType;
 			let credentials: INodeCredentials | undefined = undefined;
+			const currentNodeParameters = req.query.currentNodeParameters;
 			if (req.query.credentials !== undefined) {
 				credentials = JSON.parse(req.query.credentials);
 			}
@@ -537,7 +538,7 @@ class App {
 
 			const workflowData = loadDataInstance.getWorkflowData() as IWorkflowBase;
 			const workflowCredentials = await WorkflowCredentials(workflowData.nodes);
-			const additionalData = await WorkflowExecuteAdditionalData.getBase(executionMode, workflowCredentials);
+			const additionalData = await WorkflowExecuteAdditionalData.getBase(executionMode, workflowCredentials,currentNodeParameters);
 
 			return loadDataInstance.getOptions(methodName, additionalData);
 		}));

packages/cli/src/WorkflowExecuteAdditionalData.ts

@@ -23,6 +23,7 @@ import {
 	IWorkflowExecuteAdditionalData,
 	IWorkflowExecuteHooks,
 	WorkflowExecuteMode,
+	INodeParameters,
 } from 'n8n-workflow';
 
 import * as config from '../config';
@@ -245,7 +246,7 @@ const hooks = (mode: WorkflowExecuteMode, workflowData: IWorkflowBase, execution
  * @param {IWorkflowCredentials} credentials
  * @returns {Promise<IWorkflowExecuteAdditionalData>}
  */
-export async function getBase(mode: WorkflowExecuteMode, credentials: IWorkflowCredentials): Promise<IWorkflowExecuteAdditionalData> {
+export async function getBase(mode: WorkflowExecuteMode, credentials: IWorkflowCredentials,currentNodeParameters: INodeParameters[] = []): Promise<IWorkflowExecuteAdditionalData> {
 	const urlBaseWebhook = WebhookHelpers.getWebhookBaseUrl();
 
 	const timezone = config.get('generic.timezone') as string;
@@ -263,6 +264,7 @@ export async function getBase(mode: WorkflowExecuteMode, credentials: IWorkflowC
 		timezone,
 		webhookBaseUrl,
 		webhookTestBaseUrl,
+		currentNodeParameters
 	};
 }
 

packages/core/src/NodeExecuteFunctions.ts

@@ -513,6 +513,13 @@ export function getLoadOptionsFunctions(workflow: Workflow, node: INode, additio
 			getCredentials(type: string): ICredentialDataDecryptedObject | undefined {
 				return getCredentials(workflow, node, type, additionalData);
 			},
+			getCurrentNodeParameters : (parameterName : string): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object => {
+				const nodeParameters = JSON.parse(''+additionalData.currentNodeParameters);
+				if(nodeParameters && nodeParameters[parameterName] ){
+					return nodeParameters[parameterName];
+				}
+				return false;
+			},
 			getNodeParameter: (parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object => { //tslint:disable-line:no-any
 				const runExecutionData: IRunExecutionData | null = null;
 				const itemIndex = 0;

packages/editor-ui/src/Interface.ts

@@ -53,8 +53,6 @@ declare module 'jsplumb' {
 	}
 }
 
-
-
 // EndpointOptions from jsplumb seems incomplete and wrong so we define an own one
 export interface IEndpointOptions {
 	anchor?: any; // tslint:disable-line:no-any
@@ -353,7 +351,6 @@ export interface IPushDataExecutionStarted {
 	workflowName?: string;
 }
 
-
 export interface IPushDataExecutionFinished {
 	data: IRun;
 	executionIdActive: string;

packages/editor-ui/src/components/ParameterInput.vue

@@ -400,10 +400,9 @@ export default mixins(
 		},
 		methods: {
 			async loadRemoteParameterOptions () {
-				if (this.node === null || this.remoteMethod === undefined) {
+				if (this.node === null || this.remoteMethod === undefined || this.remoteParameterOptionsLoading) {
 					return;
 				}
-
 				this.remoteParameterOptionsLoadingIssues = null;
 				this.remoteParameterOptionsLoading = true;
 				this.remoteParameterOptions.length = 0;
@@ -513,6 +512,28 @@ export default mixins(
 				this.$watch(() => this.node!.credentials, () => {
 					this.loadRemoteParameterOptions();
 				}, { deep: true, immediate: true });
+
+				// Reload function on change element from
+				// displayOptions.typeOptions.reloadOnChange parameters
+				if (this.parameter.typeOptions && this.parameter.typeOptions.reloadOnChange) {
+					// Get all paramter in reloadOnChange property
+					// This reload when parameters in reloadOnChange is updated
+					const paramtersOnChange : string[] = this.parameter.typeOptions.reloadOnChange;
+					for (let i = 0; i < paramtersOnChange.length; i++) {
+						const parameter = paramtersOnChange[i] as string;
+						if (parameter in this.node.parameters) {
+							this.$watch(() => {
+								if (this.node && this.node.parameters && this.node.parameters[parameter]) {
+									return this.node.parameters![parameter];
+								} else {
+									return null;
+								}
+							}, () => {
+								this.loadRemoteParameterOptions();
+							}, { deep: true, immediate: true });
+						}
+					}
+				}
 			}
 		},
 	});

packages/editor-ui/src/components/mixins/restApi.ts

@@ -157,8 +157,8 @@ export const restApi = Vue.extend({
 						nodeType,
 						methodName,
 						credentials,
+						currentNodeParameters : this.$store.getters.activeNode.parameters,
 					};
-
 					return self.restApi().makeRestApiRequest('GET', '/node-parameter-options', sendData);
 				},
 

packages/workflow/src/Interfaces.ts

@@ -181,6 +181,7 @@ export interface IExecuteSingleFunctions {
 export interface ILoadOptionsFunctions {
 	getCredentials(type: string): ICredentialDataDecryptedObject | undefined;
 	getNodeParameter(parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object; //tslint:disable-line:no-any
+	getCurrentNodeParameters(parameterName: string):  NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object;
 	getTimezone(): string;
 	helpers: {
 		[key: string]: ((...args: any[]) => any) | undefined; //tslint:disable-line:no-any
@@ -290,7 +291,7 @@ export type NodeParameterValue = string | number | boolean;
 
 export interface INodeParameters {
 	// TODO: Later also has to be possible to add multiple ones with the name name. So array has to be possible
-	[key: string]: NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[];
+	[key: string]: NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] ;
 }
 
 
@@ -597,6 +598,7 @@ export interface IWorkflowExecuteAdditionalData {
 	timezone: string;
 	webhookBaseUrl: string;
 	webhookTestBaseUrl: string;
+	currentNodeParameters? : INodeParameters[];
 }
 
 export type WorkflowExecuteMode = 'cli' | 'error' | 'internal' | 'manual' | 'retry' | 'trigger' | 'webhook';