refactor: groupedByOne and groupedByMany refactored

Both functions have been refactored to reflect the changes introduced on sveltin v.0.6.0 with page endpoints

src/lib/utils/collections.js

@@ -3,15 +3,17 @@ import reduce from 'lodash-es/reduce.js';
 
 /**
  * @param {string} on
- * @param {any[]} collection
- * @param {string[]} giveBack
+ * @param {Array.<Object>} collection
+ * @param {Array.<string>} giveBack
+ *
+ * @returns {Array.<Object>}
  */
 export const groupedByOne = (on, collection, giveBack) => {
 	const res = [];
 	const obj = {};
 
 	forEach(collection, (curr) => {
-		const property = curr[on];
+		const property = curr.meta[on];
 		if (property != undefined) {
 			if (!(property in obj)) {
 				obj[property] = { name: property, items: [] };
@@ -20,7 +22,7 @@ export const groupedByOne = (on, collection, giveBack) => {
 
 			let result = {};
 			forEach(giveBack, (value) => {
-				result[value] = curr[value];
+				result[value] = curr.meta[value];
 			});
 			obj[property].items.push(result);
 		}
@@ -31,30 +33,30 @@ export const groupedByOne = (on, collection, giveBack) => {
 
 /**
  * @param {string} on
- * @param {any[]} collection
- * @param {string[]} giveBack
+ * @param {Array.<Object>} collection
+ * @param {Array.<string>} giveBack
+ *
+ * @returns {Array.<Object>}
  */
 export const groupedByMany = (on, collection, giveBack) => {
-	return [
-		Object.entries(
-			reduce(
-				collection,
-				(acc, curr) => {
-					forEach(curr[on], function (item) {
-						let result = {};
-						forEach(giveBack, (element) => {
-							result[element] = curr[element];
-						});
-						if (acc[item]) {
-							acc[item].push(result);
-						} else {
-							acc[item] = [result];
-						}
+	return Object.entries(
+		reduce(
+			collection,
+			(acc, curr) => {
+				forEach(curr.meta[on], function (item) {
+					let result = {};
+					forEach(giveBack, (element) => {
+						result[element] = curr.meta[element];
 					});
-					return acc;
-				},
-				{}
-			)
-		).map(([name, items]) => ({ name, items }))
-	];
+					if (acc[item]) {
+						acc[item].push(result);
+					} else {
+						acc[item] = [result];
+					}
+				});
+				return acc;
+			},
+			{}
+		)
+	).map(([name, items]) => ({ name, items }));
 };