refactor(Item Lists Node): Refactoring (#6575)

packages/nodes-base/nodes/ItemLists/V3/helpers/utils.ts

@@ -0,0 +1,59 @@
+import type { IDataObject, INode, INodeExecutionData } from 'n8n-workflow';
+
+import get from 'lodash/get';
+import isEqual from 'lodash/isEqual';
+import isObject from 'lodash/isObject';
+import merge from 'lodash/merge';
+import reduce from 'lodash/reduce';
+
+export const compareItems = (
+	obj: INodeExecutionData,
+	obj2: INodeExecutionData,
+	keys: string[],
+	disableDotNotation: boolean,
+	_node: INode,
+) => {
+	let result = true;
+	for (const key of keys) {
+		if (!disableDotNotation) {
+			if (!isEqual(get(obj.json, key), get(obj2.json, key))) {
+				result = false;
+				break;
+			}
+		} else {
+			if (!isEqual(obj.json[key], obj2.json[key])) {
+				result = false;
+				break;
+			}
+		}
+	}
+	return result;
+};
+
+export const flattenKeys = (obj: IDataObject, path: string[] = []): IDataObject => {
+	return !isObject(obj)
+		? { [path.join('.')]: obj }
+		: reduce(obj, (cum, next, key) => merge(cum, flattenKeys(next as IDataObject, [...path, key])), {}); //prettier-ignore
+};
+
+export const shuffleArray = (array: any[]) => {
+	for (let i = array.length - 1; i > 0; i--) {
+		const j = Math.floor(Math.random() * (i + 1));
+		[array[i], array[j]] = [array[j], array[i]];
+	}
+};
+
+export const prepareFieldsArray = (fields: string | string[], fieldName = 'Fields') => {
+	if (typeof fields === 'string') {
+		return fields
+			.split(',')
+			.map((entry) => entry.trim())
+			.filter((entry) => entry !== '');
+	}
+	if (Array.isArray(fields)) {
+		return fields;
+	}
+	throw new Error(
+		`The \'${fieldName}\' parameter must be a string of fields separated by commas or an array of strings.`,
+	);
+};