Improve multi word filtering (#5034)

improve multi word search

closes #4212 
closes #3386

packages/twenty-front/src/utils/array/__tests__/generateILikeFiltersForCompositeFields.test.ts

@@ -0,0 +1,64 @@
+import { generateILikeFiltersForCompositeFields } from '~/utils/array/generateILikeFiltersForCompositeFields';
+
+describe('generateILikeFiltersForCompositeFields', () => {
+  it('should format composite filters for simple filter string', () => {
+    expect(
+      generateILikeFiltersForCompositeFields('john', 'baseField', [
+        'subField1',
+        'subField2',
+      ]),
+    ).toEqual([
+      {
+        baseField: {
+          subField1: {
+            ilike: '%john%',
+          },
+        },
+      },
+      {
+        baseField: {
+          subField2: {
+            ilike: '%john%',
+          },
+        },
+      },
+    ]);
+  });
+  it('should format composite filters for complex filter string', () => {
+    expect(
+      generateILikeFiltersForCompositeFields('john doe', 'name', [
+        'firstName',
+        'lastName',
+      ]),
+    ).toEqual([
+      {
+        name: {
+          firstName: {
+            ilike: '%john%',
+          },
+        },
+      },
+      {
+        name: {
+          lastName: {
+            ilike: '%john%',
+          },
+        },
+      },
+      {
+        name: {
+          firstName: {
+            ilike: '%doe%',
+          },
+        },
+      },
+      {
+        name: {
+          lastName: {
+            ilike: '%doe%',
+          },
+        },
+      },
+    ]);
+  });
+});

packages/twenty-front/src/utils/array/generateILikeFiltersForCompositeFields.ts

@@ -0,0 +1,24 @@
+import { ObjectRecordQueryFilter } from '@/object-record/record-filter/types/ObjectRecordQueryFilter';
+
+export const generateILikeFiltersForCompositeFields = (
+  filterString: string,
+  baseFieldName: string,
+  subFields: string[],
+) => {
+  return filterString
+    .split(' ')
+    .reduce((previousValue: ObjectRecordQueryFilter[], currentValue) => {
+      return [
+        ...previousValue,
+        ...subFields.map((subField) => {
+          return {
+            [baseFieldName]: {
+              [subField]: {
+                ilike: `%${currentValue}%`,
+              },
+            },
+          };
+        }),
+      ];
+    }, []);
+};