⚡ Add "Date Fields" parameter to the insert & update operations

MongoDB

packages/nodes-base/nodes/MongoDb/MongoDb.node.ts

@@ -1,14 +1,26 @@
-import { IExecuteFunctions } from 'n8n-core';
+import {
+	IExecuteFunctions,
+} from 'n8n-core';
+
 import {
 	IDataObject,
 	INodeExecutionData,
 	INodeType,
 	INodeTypeDescription
 } from 'n8n-workflow';
-import { nodeDescription } from './mongo.node.options';
-import { MongoClient } from 'mongodb';
+
+import {
+	nodeDescription,
+} from './mongo.node.options';
+
+import {
+	MongoClient,
+	ObjectID,
+} from 'mongodb';
+
 import {
 	getItemCopy,
+	handleDateFields,
 	validateAndResolveMongoCredentials
 } from './mongo.node.utils';
 
@@ -65,8 +77,13 @@ export class MongoDb implements INodeType {
 				.map(f => f.trim())
 				.filter(f => !!f);
 
+			const options = this.getNodeParameter('options', 0) as IDataObject;
 			const insertItems = getItemCopy(items, fields);
 
+			if (options.dateFields) {
+				handleDateFields(insertItems, options.dateFields as string);
+			}
+
 			const { insertedIds } = await mdb
 				.collection(this.getNodeParameter('collection', 0) as string)
 				.insertMany(insertItems);
@@ -90,6 +107,8 @@ export class MongoDb implements INodeType {
 				.map(f => f.trim())
 				.filter(f => !!f);
 
+			const options = this.getNodeParameter('options', 0) as IDataObject;
+
 			let updateKey = this.getNodeParameter('updateKey', 0) as string;
 			updateKey = updateKey.trim();
 
@@ -100,19 +119,25 @@ export class MongoDb implements INodeType {
 			// Prepare the data to update and copy it to be returned
 			const updateItems = getItemCopy(items, fields);
 
+			if (options.dateFields) {
+				handleDateFields(updateItems, options.dateFields as string);
+			}
+
 			for (const item of updateItems) {
 				if (item[updateKey] === undefined) {
 					continue;
 				}
 
-				const filter: { [key: string]: string } = {};
+				const filter: { [key: string]: string | ObjectID } = {};
 				filter[updateKey] = item[updateKey] as string;
-
+				if (updateKey === '_id') {
+					filter[updateKey] = new ObjectID(filter[updateKey]);
+					delete item['_id'];
+				}
 				await mdb
 					.collection(this.getNodeParameter('collection', 0) as string)
 					.updateOne(filter, { $set: item });
 			}
-
 			returnItems = this.helpers.returnJsonArray(updateItems as IDataObject[]);
 		} else {
 			throw new Error(`The operation "${operation}" is not supported!`);

packages/nodes-base/nodes/MongoDb/mongo.node.options.ts

@@ -1,4 +1,6 @@
-import { INodeTypeDescription } from 'n8n-workflow';
+import {
+	INodeTypeDescription,
+} from 'n8n-workflow';
 
 /**
  * Options to be displayed
@@ -6,7 +8,7 @@ import { INodeTypeDescription } from 'n8n-workflow';
 export const nodeDescription: INodeTypeDescription = {
 	displayName: 'MongoDB',
 	name: 'mongoDb',
-	icon: 'file:mongoDb.png',
+	icon: 'file:mongoDb.svg',
 	group: ['input'],
 	version: 1,
 	description: 'Find, insert and update documents in MongoDB.',
@@ -46,7 +48,7 @@ export const nodeDescription: INodeTypeDescription = {
 				{
 					name: 'Update',
 					value: 'update',
-					description: 'Updates documents.',
+					description: 'Update documents.',
 				},
 			],
 			default: 'find',
@@ -97,7 +99,9 @@ export const nodeDescription: INodeTypeDescription = {
 			},
 			displayOptions: {
 				show: {
-					operation: ['find'],
+					operation: [
+						'find',
+					],
 				},
 			},
 			default: '{}',
@@ -115,7 +119,9 @@ export const nodeDescription: INodeTypeDescription = {
 			type: 'string',
 			displayOptions: {
 				show: {
-					operation: ['insert'],
+					operation: [
+						'insert',
+					],
 				},
 			},
 			default: '',
@@ -133,7 +139,9 @@ export const nodeDescription: INodeTypeDescription = {
 			type: 'string',
 			displayOptions: {
 				show: {
-					operation: ['update'],
+					operation: [
+						'update',
+					],
 				},
 			},
 			default: 'id',
@@ -147,7 +155,9 @@ export const nodeDescription: INodeTypeDescription = {
 			type: 'string',
 			displayOptions: {
 				show: {
-					operation: ['update'],
+					operation: [
+						'update',
+					],
 				},
 			},
 			default: '',
@@ -155,5 +165,29 @@ export const nodeDescription: INodeTypeDescription = {
 			description:
 				'Comma separated list of the fields to be included into the new document.',
 		},
+		{
+			displayName: 'Options',
+			name: 'options',
+			type: 'collection',
+			displayOptions: {
+				show: {
+					operation: [
+						'update',
+						'insert',
+					],
+				},
+			},
+			placeholder: 'Add Option',
+			default: {},
+			options: [
+				{
+					displayName: 'Date Fields',
+					name: 'dateFields',
+					type: 'string',
+					default: '',
+					description: 'Comma separeted list of fields that will be parse as Mongo Date type.',
+				},
+			],
+		},
 	],
 };

packages/nodes-base/nodes/MongoDb/mongo.node.utils.ts

@@ -102,3 +102,14 @@ export function getItemCopy(
 		return newItem;
 	});
 }
+
+export function handleDateFields(insertItems: IDataObject[], fields: string) {
+	const dateFields = (fields as string).split(',');
+	for (let i = 0; i < insertItems.length; i++) {
+		for (const key of Object.keys(insertItems[i])) {
+			if (dateFields.includes(key)) {
+				insertItems[i][key] = new Date(insertItems[i][key] as string);
+			}
+		}
+	}
+}

packages/nodes-base/nodes/MongoDb/mongodb.svg

@@ -0,0 +1 @@
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