work on new di system

libs/core/di/src/adapters/service-adapter.ts

@@ -0,0 +1,48 @@
+/**
+ * Service Adapter - Bridges specific service interfaces to generic IServiceContainer
+ * Allows handlers to be decoupled from specific service implementations
+ */
+
+import type { IServiceContainer } from '@stock-bot/handlers';
+import type { IDataIngestionServices } from '../service-interfaces';
+
+/**
+ * Adapter that converts IDataIngestionServices to IServiceContainer
+ * This allows handlers to use the generic container while still supporting
+ * the existing data-ingestion specific services
+ */
+export class DataIngestionServiceAdapter implements IServiceContainer {
+  constructor(private readonly dataServices: IDataIngestionServices) {}
+
+  // Core infrastructure
+  get logger() { return this.dataServices.logger; }
+  get cache() { return this.dataServices.cache; }
+  get queue() { return this.dataServices.queue; }
+  get http() { 
+    // HTTP client not in current data services - will be added when needed
+    return null;
+  }
+
+  // Database clients
+  get mongodb() { return this.dataServices.mongodb; }
+  get postgres() { return this.dataServices.postgres; }
+  get questdb() { 
+    // QuestDB not in current data services - will be added when needed
+    return null;
+  }
+
+  // Optional extensions
+  get custom() { 
+    return { 
+      connectionFactory: this.dataServices.connectionFactory,
+      // Add other data-ingestion specific services here
+    };
+  }
+}
+
+/**
+ * Helper function to create service container adapter
+ */
+export function createServiceAdapter(dataServices: IDataIngestionServices): IServiceContainer {
+  return new DataIngestionServiceAdapter(dataServices);
+}

libs/core/di/src/index.ts

@@ -5,4 +5,5 @@ export * from './operation-context';
 export * from './pool-size-calculator';
 export * from './types';
 export * from './service-interfaces';
-export * from './service-factory';
+export * from './service-factory';
+export * from './adapters/service-adapter';