Add exceptions for metadata modules (#6070)

Class exception for each metadata module + handler to map on graphql
error

TODO left :
- find a way to call handler on auto-resolvers nestjs query (probably
interceptors)
- discuss what should be done for pre-hooks errors
- discuss what should be done for Unauthorized exception

packages/twenty-server/src/engine/metadata-modules/remote-server/remote-table/utils/get-remote-table-local-name.util.ts

@@ -1,9 +1,11 @@
-import { BadRequestException } from '@nestjs/common/exceptions';
-
 import { singular } from 'pluralize';
 import { DataSource } from 'typeorm';
 
 import { camelCase } from 'src/utils/camel-case';
+import {
+  RemoteTableException,
+  RemoteTableExceptionCode,
+} from 'src/engine/metadata-modules/remote-server/remote-table/remote-table.exception';
 
 const MAX_SUFFIX = 10;
 
@@ -55,5 +57,8 @@ export const getRemoteTableLocalName = async (
     }
   }
 
-  throw new BadRequestException('Table name is already taken.');
+  throw new RemoteTableException(
+    'Table name is already taken',
+    RemoteTableExceptionCode.INVALID_REMOTE_TABLE_INPUT,
+  );
 };

packages/twenty-server/src/engine/metadata-modules/remote-server/remote-table/utils/remote-table-graphql-api-exception-handler.util.ts

@@ -0,0 +1,30 @@
+import {
+  RemoteTableException,
+  RemoteTableExceptionCode,
+} from 'src/engine/metadata-modules/remote-server/remote-table/remote-table.exception';
+import {
+  UserInputError,
+  ConflictError,
+  InternalServerError,
+  NotFoundError,
+} from 'src/engine/utils/graphql-errors.util';
+
+export const remoteTableGraphqlApiExceptionHandler = (error: Error) => {
+  if (error instanceof RemoteTableException) {
+    switch (error.code) {
+      case RemoteTableExceptionCode.REMOTE_TABLE_NOT_FOUND:
+      case RemoteTableExceptionCode.NO_OBJECT_METADATA_FOUND:
+      case RemoteTableExceptionCode.NO_FOREIGN_TABLES_FOUND:
+      case RemoteTableExceptionCode.NO_FIELD_METADATA_FOUND:
+        throw new NotFoundError(error.message);
+      case RemoteTableExceptionCode.INVALID_REMOTE_TABLE_INPUT:
+        throw new UserInputError(error.message);
+      case RemoteTableExceptionCode.REMOTE_TABLE_ALREADY_EXISTS:
+        throw new ConflictError(error.message);
+      default:
+        throw new InternalServerError(error.message);
+    }
+  }
+
+  throw error;
+};