From 38febb87c46397c65a99ec849c794bdc32c33688 Mon Sep 17 00:00:00 2001
From: agobrech <ael.gobrecht@gmail.com>
Date: Wed, 5 Apr 2023 16:47:44 +0200
Subject: [PATCH] Feat format date operation

---
 .../nodes/DateTime/V2/DateTimeV2.node.ts      |  17 +++
 .../DateTime/V2/FormatDateDescription.ts      | 107 ++++++++++++++++++
 2 files changed, 124 insertions(+)
 create mode 100644 packages/nodes-base/nodes/DateTime/V2/FormatDateDescription.ts

diff --git a/packages/nodes-base/nodes/DateTime/V2/DateTimeV2.node.ts b/packages/nodes-base/nodes/DateTime/V2/DateTimeV2.node.ts
index c14492887a..ff919520d8 100644
--- a/packages/nodes-base/nodes/DateTime/V2/DateTimeV2.node.ts
+++ b/packages/nodes-base/nodes/DateTime/V2/DateTimeV2.node.ts
@@ -14,6 +14,7 @@ import moment from 'moment-timezone';
 import { CurrentDateDescription } from './CurrentDateDescription';
 import { AddToDateDescription } from './AddToDateDescription';
 import { SubtractFromDateDescription } from './SubtractFromDateDescription';
+import { FormatDateDescription } from './FormatDateDescription';
 
 export class DateTimeV2 implements INodeType {
 	description: INodeTypeDescription;
@@ -69,6 +70,7 @@ export class DateTimeV2 implements INodeType {
 				...CurrentDateDescription,
 				...AddToDateDescription,
 				...SubtractFromDateDescription,
+				...FormatDateDescription,
 			],
 		};
 	}
@@ -138,6 +140,21 @@ export class DateTimeV2 implements INodeType {
 				} catch {
 					throw new NodeOperationError(this.getNode(), 'Invalid date format');
 				}
+			} else if (operation === 'formatDate') {
+				const date = this.getNodeParameter('date', i) as string;
+				const format = this.getNodeParameter('format', i) as string;
+				const outputFieldName = this.getNodeParameter('outputFieldName', i) as string;
+				try {
+					const momentDate = moment.tz(date, workflowTimezone);
+					if (format === 'custom') {
+						const customFormat = this.getNodeParameter('customFormat', i) as string;
+						responseData.push({ [outputFieldName]: momentDate.format(customFormat) });
+					} else {
+						responseData.push({ [outputFieldName]: momentDate.format(format) });
+					}
+				} catch {
+					throw new NodeOperationError(this.getNode(), 'Invalid date format');
+				}
 			}
 			const executionData = this.helpers.constructExecutionMetaData(
 				this.helpers.returnJsonArray(responseData as IDataObject[]),
diff --git a/packages/nodes-base/nodes/DateTime/V2/FormatDateDescription.ts b/packages/nodes-base/nodes/DateTime/V2/FormatDateDescription.ts
new file mode 100644
index 0000000000..81a3eba00a
--- /dev/null
+++ b/packages/nodes-base/nodes/DateTime/V2/FormatDateDescription.ts
@@ -0,0 +1,107 @@
+import type { INodeProperties } from 'n8n-workflow';
+
+export const FormatDateDescription: INodeProperties[] = [
+	{
+		displayName:
+			"You can also do this using an expression, e.g. <code>{{your_date.format('yyyy-MM-dd')}}</code>. <a target='_blank' href='https://docs.n8n.io/code-examples/expressions/luxon/'>More info</a>",
+		name: 'notice',
+		type: 'notice',
+		default: '',
+		displayOptions: {
+			show: {
+				operation: ['formatDate'],
+			},
+		},
+	},
+	{
+		displayName: 'Date',
+		name: 'date',
+		type: 'string',
+		description: 'The date that you want to format',
+		default: '',
+		displayOptions: {
+			show: {
+				operation: ['formatDate'],
+			},
+		},
+	},
+	{
+		displayName: 'Format',
+		name: 'Format',
+		type: 'options',
+		displayOptions: {
+			show: {
+				action: ['format'],
+				custom: [false],
+			},
+		},
+		// eslint-disable-next-line n8n-nodes-base/node-param-options-type-unsorted-items
+		options: [
+			{
+				name: 'Custom Format',
+				value: 'custom',
+			},
+			{
+				name: 'MM/DD/YYYY',
+				value: 'MM/DD/YYYY',
+				description: 'Example: 09/04/1986',
+			},
+			{
+				name: 'YYYY/MM/DD',
+				value: 'YYYY/MM/DD',
+				description: 'Example: 1986/04/09',
+			},
+			{
+				name: 'MMMM DD YYYY',
+				value: 'MMMM DD YYYY',
+				description: 'Example: April 09 1986',
+			},
+			{
+				name: 'MM-DD-YYYY',
+				value: 'MM-DD-YYYY',
+				description: 'Example: 09-04-1986',
+			},
+			{
+				name: 'YYYY-MM-DD',
+				value: 'YYYY-MM-DD',
+				description: 'Example: 1986-04-09',
+			},
+			{
+				name: 'Unix Timestamp',
+				value: 'X',
+				description: 'Example: 513388800.879',
+			},
+			{
+				name: 'Unix Ms Timestamp',
+				value: 'x',
+				description: 'Example: 513388800',
+			},
+		],
+		default: 'MM/DD/YYYY',
+		description: 'The format to convert the date to',
+	},
+	{
+		displayName: 'Custom Format',
+		name: 'customFormat',
+		type: 'string',
+		displayOptions: {
+			show: {
+				format: ['custom'],
+			},
+		},
+		hint: 'List of special tokens <a target="_blank" href="https://moment.github.io/luxon/#/formatting?id=table-of-tokens">More info</a>',
+		default: 'yyyy-MM-dd',
+	},
+	{
+		displayName: 'Output Field Name',
+		name: 'outputFieldName',
+		type: 'string',
+		default: 'formattedDate',
+		description: 'Name of the field to put the output in',
+		displayOptions: {
+			show: {
+				operation: ['formatDate'],
+			},
+		},
+	},
+];