Initial commit to release

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

@@ -0,0 +1,100 @@
+import { IExecuteFunctions } from 'n8n-core';
+import {
+	INodeExecutionData,
+	INodeType,
+	INodeTypeDescription,
+} from 'n8n-workflow';
+
+import {
+	get,
+	set,
+	unset,
+} from 'lodash';
+
+interface IRenameKey {
+	currentKey: string;
+	newKey: string;
+}
+
+export class RenameKeys implements INodeType {
+	description: INodeTypeDescription = {
+		displayName: 'Rename Keys',
+		name: 'renameKeys',
+		group: ['transform'],
+		version: 1,
+		description: 'Renames keys.',
+		defaults: {
+			name: 'Rename Keys',
+			color: '#772244',
+		},
+		inputs: ['main'],
+		outputs: ['main'],
+		properties: [
+			{
+				displayName: 'Keys',
+				name: 'keys',
+				placeholder: 'Add new key',
+				description: 'Adds a key which should be renamed.',
+				type: 'fixedCollection',
+				typeOptions: {
+					multipleValues: true,
+				},
+				default: {},
+				options: [
+					{
+						displayName: 'Key',
+						name: 'key',
+						values: [
+							{
+								displayName: 'Current Key Name',
+								name: 'currentKey',
+								type: 'string',
+								default: '',
+								placeholder: 'currentKey',
+								description: 'The current name of the key. It is also possible to define deep keys by using dot-notation like for example: "level1.level2.currentKey"',
+							},
+							{
+								displayName: 'New Key Name',
+								name: 'newKey',
+								type: 'string',
+								default: '',
+								placeholder: 'newKey',
+								description: 'the name the key should be renamed to. It is also possible to define deep keys by using dot-notation like for example: "level1.level2.newKey"',
+							},
+						]
+					},
+				],
+			}
+		]
+	};
+
+
+	async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
+
+		const items = this.getInputData();
+
+		let item: INodeExecutionData;
+		let renameKeys: IRenameKey[];
+		let value: any; // tslint:disable-line:no-any
+		for (let itemIndex = 0; itemIndex < items.length; itemIndex++) {
+			renameKeys = this.getNodeParameter('keys.key', itemIndex, []) as IRenameKey[];
+			item = items[itemIndex];
+
+			renameKeys.forEach((renameKey) => {
+				if (renameKey.currentKey === '' || renameKey.newKey === '') {
+					// Ignore all which do not have all the values set
+					return;
+				}
+				value = get(item.json, renameKey.currentKey as string);
+				if (value === undefined) {
+					return;
+				}
+				set(item.json, renameKey.newKey, value);
+
+				unset(item.json, renameKey.currentKey as string);
+			});
+		}
+
+		return this.prepareOutputData(items);
+	}
+}