Add applicationId to syncableEntity and fix syncApp deletion (#15170)

## Context
- All flatEntity should extend SyncableEntity
- SyncableEntity should now have applicationId and application relation
- Fix syncApp deletion, should now properly use migration v2 to delete
syncable entities

packages/twenty-server/src/engine/metadata-modules/flat-object-metadata/services/workspace-flat-object-metadata-map-cache.service.ts

@@ -8,6 +8,7 @@ import { CacheStorageService } from 'src/engine/core-modules/cache-storage/servi
 import { CacheStorageNamespace } from 'src/engine/core-modules/cache-storage/types/cache-storage-namespace.enum';
 import { EMPTY_FLAT_ENTITY_MAPS } from 'src/engine/metadata-modules/flat-entity/constant/empty-flat-entity-maps.constant';
 import { FlatEntityMaps } from 'src/engine/metadata-modules/flat-entity/types/flat-entity-maps.type';
+import { addFlatEntityToFlatEntityMapsOrThrow } from 'src/engine/metadata-modules/flat-entity/utils/add-flat-entity-to-flat-entity-maps-or-throw.util';
 import { FlatObjectMetadata } from 'src/engine/metadata-modules/flat-object-metadata/types/flat-object-metadata.type';
 import { fromObjectMetadataEntityToFlatObjectMetadata } from 'src/engine/metadata-modules/flat-object-metadata/utils/from-object-metadata-entity-to-flat-object-metadata.util';
 import { ObjectMetadataEntity } from 'src/engine/metadata-modules/object-metadata/object-metadata.entity';
@@ -53,24 +54,17 @@ export class WorkspaceFlatObjectMetadataMapCacheService extends WorkspaceFlatMap
       relations: ['fields', 'indexMetadatas', 'views'],
     });
 
-    const flatObjectMetadataMaps = objectMetadatas.reduce<
-      FlatEntityMaps<FlatObjectMetadata>
-    >((flatEntityMaps, object) => {
-      const flatObjectMetadata =
-        fromObjectMetadataEntityToFlatObjectMetadata(object);
+    return objectMetadatas.reduce(
+      (flatObjectMetadataMaps, objectMetadataEntity) => {
+        const flatObjectMetadata =
+          fromObjectMetadataEntityToFlatObjectMetadata(objectMetadataEntity);
 
-      return {
-        byId: {
-          ...flatEntityMaps.byId,
-          [flatObjectMetadata.id]: flatObjectMetadata,
-        },
-        idByUniversalIdentifier: {
-          ...flatEntityMaps.idByUniversalIdentifier,
-          [flatObjectMetadata.universalIdentifier]: flatObjectMetadata.id,
-        },
-      };
-    }, EMPTY_FLAT_ENTITY_MAPS);
-
-    return flatObjectMetadataMaps;
+        return addFlatEntityToFlatEntityMapsOrThrow({
+          flatEntity: flatObjectMetadata,
+          flatEntityMaps: flatObjectMetadataMaps,
+        });
+      },
+      EMPTY_FLAT_ENTITY_MAPS,
+    );
   }
 }

packages/twenty-server/src/engine/metadata-modules/flat-object-metadata/types/flat-object-metadata.type.ts

@@ -1,3 +1,4 @@
+import { type FlatEntityFrom } from 'src/engine/metadata-modules/flat-entity/types/flat-entity.type';
 import { type ObjectMetadataEntity } from 'src/engine/metadata-modules/object-metadata/object-metadata.entity';
 import { type ExtractRecordTypeOrmRelationProperties } from 'src/engine/workspace-manager/workspace-migration-v2/types/extract-record-typeorm-relation-properties.type';
 import { type MetadataEntitiesRelationTarget } from 'src/engine/workspace-manager/workspace-migration-v2/types/metadata-entities-relation-targets.type';
@@ -18,11 +19,10 @@ type ObjectMetadataRelationProperties = ExtractRecordTypeOrmRelationProperties<
   MetadataEntitiesRelationTarget
 >;
 
-export type FlatObjectMetadata = Omit<
+export type FlatObjectMetadata = FlatEntityFrom<
   ObjectMetadataEntity,
   ObjectMetadataRelationProperties | 'dataSourceId'
 > & {
-  universalIdentifier: string;
   fieldMetadataIds: string[];
   indexMetadataIds: string[];
   viewIds: string[];

packages/twenty-server/src/engine/metadata-modules/flat-object-metadata/utils/from-create-object-input-to-flat-object-metadata-and-flat-field-metadatas-to-create.util.ts

@@ -48,6 +48,7 @@ export const fromCreateObjectInputToFlatObjectMetadataAndFlatFieldMetadatasToCre
       buildDefaultFlatFieldMetadatasForCustomObject({
         flatObjectMetadata: {
           id: objectMetadataId,
+          applicationId: createObjectInput.applicationId ?? null,
         },
         workspaceId,
       });

packages/twenty-server/src/engine/metadata-modules/flat-object-metadata/utils/recompute-view-field-identifier-after-flat-object-identifier-update.util.ts

@@ -66,6 +66,7 @@ export const recomputeViewFieldIdentifierAfterFlatObjectIdentifierUpdate = ({
         deletedAt: null,
         universalIdentifier: viewFieldId,
         aggregateOperation: null,
+        applicationId: existingFlatObjectMetadata.applicationId,
       };
 
       accumulator.flatViewFieldToCreate.push(flatViewFieldToCreate);