feat(filter): add "is in" filter (#666)

Author: olesyakorovina

src/services/filters-parser.js

@@ -173,7 +173,9 @@ function FiltersParser(model, timezone, options) {
       case 'equal':
         return parseFct(value);
       case 'in':
-        return { $in: parseFct(value) };
+        return (Array.isArray(value))
+          ? { $in: parseFct(value) }
+          : { $in: value.split(',').map((elem) => elem.trim()) };
       default:
         throw new NoMatchingOperatorError();
     }

test/tests/services/filters-parser.test.js

@@ -127,10 +127,11 @@ describe('service > filters-parser', () => {
 
   describe('formatCondition function', () => {
     it('should format conditions correctly', async () => {
-      expect.assertions(3);
+      expect.assertions(4);
       expect(await defaultParser.formatCondition({ field: 'name', operator: 'starts_with', value: 'P' })).toStrictEqual({ name: new RegExp('^P.*') });
       expect(await defaultParser.formatCondition({ field: 'isBig', operator: 'equal', value: 'true' })).toStrictEqual({ isBig: true });
       expect(await defaultParser.formatCondition({ field: 'size', operator: 'greater_than', value: '56' })).toStrictEqual({ size: { $gt: 56 } });
+      expect(await defaultParser.formatCondition({ field: 'name', operator: 'in', value: 'Pyk, Dragonstone ' })).toStrictEqual({ name: { $in: ['Pyk', 'Dragonstone'] } });
     });
 
     describe('on empty condition', () => {