Introduce ARRAY field type (#6862)

This PR was created by \[GitStart\](<https://gitstart.com/>) to address
the requirements from this ticket:
\[TWNTY-6447\](<https://clients.gitstart.com/twenty/5449/tickets/TWNTY-6447>).

This ticket was imported from:
<https://github.com/twentyhq/twenty/issues/6447>

### Description

\- We added a new field type

### Refs

#6447

### Demo

<https://jam.dev/c/2b4d7853-ea89-4e9d-a561-6edcb4fdb34b>

Fixes #6447

---------

Co-authored-by: gitstart-twenty <gitstart-twenty@users.noreply.github.com>
Co-authored-by: Charles Bochet <charles@twenty.com>

packages/twenty-server/src/engine/api/__mocks__/object-metadata-item.mock.ts

@@ -230,6 +230,13 @@ const fieldEmailsMock = {
   defaultValue: [{ primaryEmail: '', additionalEmails: {} }],
 };
 
+const fieldArrayMock = {
+  name: 'fieldArray',
+  type: FieldMetadataType.ARRAY,
+  isNullable: true,
+  defaultValue: null,
+};
+
 const fieldPhonesMock = {
   name: FIELD_PHONES_MOCK_NAME,
   type: FieldMetadataType.PHONES,
@@ -267,6 +274,7 @@ export const fields = [
   fieldRawJsonMock,
   fieldRichTextMock,
   fieldActorMock,
+  fieldArrayMock,
 ];
 
 export const objectMetadataItemMock = {

packages/twenty-server/src/engine/api/graphql/workspace-schema-builder/graphql-types/input/array-filter.input-type.ts

@@ -0,0 +1,10 @@
+import { GraphQLInputObjectType, GraphQLList, GraphQLString } from 'graphql';
+
+export const ArrayFilterType = new GraphQLInputObjectType({
+  name: 'ArrayFilter',
+  fields: {
+    contains: { type: new GraphQLList(GraphQLString) },
+    contains_any: { type: new GraphQLList(GraphQLString) },
+    not_contains: { type: new GraphQLList(GraphQLString) },
+  },
+});

packages/twenty-server/src/engine/api/graphql/workspace-schema-builder/graphql-types/input/index.ts

@@ -1,3 +1,4 @@
+export * from './array-filter.input-type';
 export * from './big-float-filter.input-type';
 export * from './big-int-filter.input-type';
 export * from './boolean-filter.input-type';

packages/twenty-server/src/engine/api/graphql/workspace-schema-builder/services/type-mapper.service.ts

@@ -18,6 +18,7 @@ import { FieldMetadataSettings } from 'src/engine/metadata-modules/field-metadat
 
 import { OrderByDirectionType } from 'src/engine/api/graphql/workspace-schema-builder/graphql-types/enum';
 import {
+  ArrayFilterType,
   BigFloatFilterType,
   BooleanFilterType,
   DateFilterType,
@@ -45,6 +46,8 @@ export interface TypeOptions<T = any> {
   isIdField?: boolean;
 }
 
+const StringArrayScalarType = new GraphQLList(GraphQLString);
+
 @Injectable()
 export class TypeMapperService {
   mapToScalarType(
@@ -55,7 +58,6 @@ export class TypeMapperService {
     if (isIdField || settings?.isForeignKey) {
       return GraphQLID;
     }
-
     const typeScalarMapping = new Map<FieldMetadataType, GraphQLScalarType>([
       [FieldMetadataType.UUID, UUIDScalarType],
       [FieldMetadataType.TEXT, GraphQLString],
@@ -74,6 +76,10 @@ export class TypeMapperService {
       [FieldMetadataType.NUMERIC, BigFloatScalarType],
       [FieldMetadataType.POSITION, PositionScalarType],
       [FieldMetadataType.RAW_JSON, RawJSONScalar],
+      [
+        FieldMetadataType.ARRAY,
+        StringArrayScalarType as unknown as GraphQLScalarType,
+      ],
       [FieldMetadataType.RICH_TEXT, GraphQLString],
     ]);
 
@@ -111,6 +117,7 @@ export class TypeMapperService {
       [FieldMetadataType.POSITION, FloatFilterType],
       [FieldMetadataType.RAW_JSON, RawJsonFilterType],
       [FieldMetadataType.RICH_TEXT, StringFilterType],
+      [FieldMetadataType.ARRAY, ArrayFilterType],
     ]);
 
     return typeFilterMapping.get(fieldMetadataType);
@@ -135,6 +142,7 @@ export class TypeMapperService {
       [FieldMetadataType.POSITION, OrderByDirectionType],
       [FieldMetadataType.RAW_JSON, OrderByDirectionType],
       [FieldMetadataType.RICH_TEXT, OrderByDirectionType],
+      [FieldMetadataType.ARRAY, OrderByDirectionType],
     ]);
 
     return typeOrderByMapping.get(fieldMetadataType);

packages/twenty-server/src/engine/api/rest/core/query-builder/utils/map-field-metadata-to-graphql-query.utils.ts

@@ -31,6 +31,7 @@ export const mapFieldMetadataToGraphqlQuery = (
     FieldMetadataType.POSITION,
     FieldMetadataType.RAW_JSON,
     FieldMetadataType.RICH_TEXT,
+    FieldMetadataType.ARRAY,
   ].includes(fieldType);
 
   if (fieldIsSimpleValue) {