[Messaging] Delete empty threads after message deletion import (#3716)

* [Messaging] Delete empty threads after message deletion import

* fix

packages/twenty-server/src/workspace/workspace-datasource/workspace-datasource.service.ts

@@ -1,6 +1,6 @@
 import { Injectable } from '@nestjs/common';
 
-import { DataSource } from 'typeorm';
+import { DataSource, EntityManager } from 'typeorm';
 
 import { DataSourceService } from 'src/metadata/data-source/data-source.service';
 import { TypeORMService } from 'src/database/typeorm/typeorm.service';
@@ -77,6 +77,7 @@ export class WorkspaceDataSourceService {
   /**
    *
    * Get the schema name for a workspace
+   * Note: This is assuming that the workspace only has one schema but we should prefer querying the metadata table instead.
    *
    * @param workspaceId
    * @returns string
@@ -106,4 +107,23 @@ export class WorkspaceDataSourceService {
 
     return `${devId ? 'twenty_' : ''}${base36String}`;
   }
+
+  public async executeRawQuery(
+    query: string,
+    parameters: any[] = [],
+    workspaceId: string,
+    transactionManager?: EntityManager,
+  ): Promise<any> {
+    if (transactionManager) {
+      return await transactionManager.query(query, parameters);
+    }
+    const workspaceDataSource =
+      await this.connectToWorkspaceDataSource(workspaceId);
+
+    if (workspaceDataSource) {
+      return await workspaceDataSource.query(query, parameters);
+    }
+
+    throw new Error('No data source found or transaction manager provided');
+  }
 }