WIP - improve login to tenants by domains

backend/src/tenant/central-admin.controller.ts

@@ -15,6 +15,7 @@ import { JwtAuthGuard } from '../auth/jwt-auth.guard';
 import { CentralTenant, CentralDomain, CentralUser } from '../models/central.model';
 import { getCentralKnex, initCentralModels } from './central-database.service';
 import { TenantProvisioningService } from './tenant-provisioning.service';
+import { TenantDatabaseService } from './tenant-database.service';
 import * as bcrypt from 'bcrypt';
 
 /**
@@ -26,6 +27,7 @@ import * as bcrypt from 'bcrypt';
 export class CentralAdminController {
   constructor(
     private readonly provisioningService: TenantProvisioningService,
+    private readonly tenantDbService: TenantDatabaseService,
   ) {
     // Initialize central models on controller creation
     initCentralModels();
@@ -173,7 +175,18 @@ export class CentralAdminController {
   @Delete('domains/:id')
   async deleteDomain(@Req() req: any, @Param('id') id: string) {
     this.checkCentralAdmin(req);
+    
+    // Get domain info before deleting to invalidate cache
+    const domain = await CentralDomain.query().findById(id);
+    
+    // Delete the domain
     await CentralDomain.query().deleteById(id);
+    
+    // Invalidate tenant connection cache for this domain
+    if (domain) {
+      this.tenantDbService.removeTenantConnection(domain.domain);
+    }
+    
     return { success: true };
   }