[groupBy] Fix order by nested date field (#16135)

Fixes https://github.com/twentyhq/core-team-issues/issues/1935

packages/twenty-server/src/engine/api/graphql/workspace-schema-builder/graphql-type-generators/input-types/order-by-input/object-metadata-order-by-base.generator.ts

@@ -30,12 +30,12 @@ export class ObjectMetadataOrderByBaseGenerator {
   public generateFields({
     fields,
     logger,
-    orderByDateGranularity,
+    isForGroupBy,
     context,
   }: {
     fields: FlatFieldMetadata[];
     logger: Logger;
-    orderByDateGranularity?: boolean;
+    isForGroupBy?: boolean;
     context?: SchemaGenerationContext;
   }): GraphQLInputFieldConfigMap {
     const allGeneratedFields: GraphQLInputFieldConfigMap = {};
@@ -59,6 +59,7 @@ export class ObjectMetadataOrderByBaseGenerator {
             {
               fieldMetadata,
               typeOptions,
+              isForGroupBy,
               context,
             },
           );
@@ -72,7 +73,7 @@ export class ObjectMetadataOrderByBaseGenerator {
         generatedFields = this.generateAtomicFieldOrderByInputType({
           fieldMetadata,
           typeOptions,
-          orderByDateGranularity,
+          isForGroupBy,
           logger,
         });
       }
@@ -117,15 +118,15 @@ export class ObjectMetadataOrderByBaseGenerator {
     fieldMetadata,
     typeOptions,
     logger,
-    orderByDateGranularity,
+    isForGroupBy,
   }: {
     fieldMetadata: FlatFieldMetadata;
     typeOptions: TypeOptions;
     logger: Logger;
-    orderByDateGranularity?: boolean;
+    isForGroupBy?: boolean;
   }) {
     if (
-      orderByDateGranularity === true &&
+      isForGroupBy === true &&
       (fieldMetadata.type === FieldMetadataType.DATE ||
         fieldMetadata.type === FieldMetadataType.DATE_TIME)
     ) {

packages/twenty-server/src/engine/api/graphql/workspace-schema-builder/graphql-type-generators/input-types/order-by-input/object-metadata-order-by-with-group-by-gql-input-type.generator.ts

@@ -142,7 +142,7 @@ export class ObjectMetadataOrderByWithGroupByGqlInputTypeGenerator {
     return this.objectMetadataOrderByBaseGenerator.generateFields({
       fields,
       logger: this.logger,
-      orderByDateGranularity: true,
+      isForGroupBy: true,
       context,
     });
   }

packages/twenty-server/src/engine/api/graphql/workspace-schema-builder/graphql-type-generators/input-types/relation-field-metadata-gql-type.generator.ts

@@ -118,12 +118,14 @@ export class RelationFieldMetadataGqlInputTypeGenerator {
   public generateSimpleRelationFieldOrderByInputType({
     fieldMetadata,
     typeOptions,
+    isForGroupBy,
     context,
   }: {
     fieldMetadata: FlatFieldMetadata<
       FieldMetadataType.RELATION | FieldMetadataType.MORPH_RELATION
     >;
     typeOptions: TypeOptions;
+    isForGroupBy?: boolean;
     context?: SchemaGenerationContext;
   }) {
     if (fieldMetadata.settings?.relationType === RelationType.ONE_TO_MANY)
@@ -168,7 +170,9 @@ export class RelationFieldMetadataGqlInputTypeGenerator {
       if (isDefined(targetObjectMetadata)) {
         const targetOrderByInputTypeKey = computeObjectMetadataInputTypeKey(
           targetObjectMetadata.nameSingular,
-          GqlInputTypeDefinitionKind.OrderBy,
+          isForGroupBy
+            ? GqlInputTypeDefinitionKind.OrderByWithGroupBy
+            : GqlInputTypeDefinitionKind.OrderBy,
         );
 
         const targetOrderByInputType = this.gqlTypesStorage.getGqlTypeByKey(