di-refactor coming along

apps/web-api/src/migration-helper.ts

@@ -0,0 +1,30 @@
+/**
+ * Temporary migration helper for web-api service
+ * Provides backward compatibility while migrating to DI container
+ * 
+ * TODO: Remove this file once all routes and services are migrated to use ServiceContainer
+ */
+
+import type { ServiceContainer } from '@stock-bot/di';
+import type { MongoDBClient } from '@stock-bot/mongodb';
+import type { PostgreSQLClient } from '@stock-bot/postgres';
+
+let containerInstance: ServiceContainer | null = null;
+
+export function setContainerForMigration(container: ServiceContainer): void {
+  containerInstance = container;
+}
+
+export function getMongoDBClient(): MongoDBClient {
+  if (!containerInstance) {
+    throw new Error('Container not initialized. This is a migration helper - please update the service to accept ServiceContainer parameter');
+  }
+  return containerInstance.mongodb;
+}
+
+export function getPostgreSQLClient(): PostgreSQLClient {
+  if (!containerInstance) {
+    throw new Error('Container not initialized. This is a migration helper - please update the service to accept ServiceContainer parameter');
+  }
+  return containerInstance.postgres;
+}