refactor to adapters

apps/api/src/application/analytics.module.ts

@@ -0,0 +1,50 @@
+import { Module } from '@nestjs/common';
+import { getDataSourceToken } from '@nestjs/typeorm';
+import { DataSource } from 'typeorm';
+
+const ILogger_TOKEN = 'ILogger_TOKEN';
+const IPAGE_VIEW_REPO_TOKEN = 'IPageViewRepository_TOKEN';
+const IENGAGEMENT_REPO_TOKEN = 'IEngagementRepository_TOKEN';
+
+import { ILogger } from '@gridpilot/shared/logging/ILogger';
+import { IPageViewRepository } from '@gridpilot/analytics/application/repositories/IPageViewRepository';
+import { IEngagementRepository } from '@gridpilot/analytics/domain/repositories/IEngagementRepository';
+
+import { RecordPageViewUseCase } from '@gridpilot/analytics/application/use-cases/RecordPageViewUseCase';
+import { RecordEngagementUseCase } from '@gridpilot/analytics/application/use-cases/RecordEngagementUseCase';
+
+import { InMemoryPageViewRepository } from '../../../../adapters/persistence/inmemory/analytics/InMemoryPageViewRepository';
+import { TypeOrmEngagementRepository } from '../../../../adapters/persistence/typeorm/analytics/TypeOrmEngagementRepository';
+import { ConsoleLogger } from '../../../../adapters/logging/ConsoleLogger';
+import { AnalyticsController } from '../../presentation/analytics.controller';
+
+@Module({
+  imports: [],
+  controllers: [AnalyticsController],
+  providers: [
+    {
+      provide: ILogger_TOKEN,
+      useClass: ConsoleLogger,
+    },
+    {
+      provide: IPAGE_VIEW_REPO_TOKEN,
+      useClass: InMemoryPageViewRepository,
+    },
+    {
+      provide: IENGAGEMENT_REPO_TOKEN,
+      useFactory: (dataSource: DataSource) => new TypeOrmEngagementRepository(dataSource.manager),
+      inject: [getDataSourceToken()],
+    },
+    {
+      provide: RecordPageViewUseCase,
+      useFactory: (repo: IPageViewRepository, logger: ILogger) => new RecordPageViewUseCase(repo, logger),
+      inject: [IPAGE_VIEW_REPO_TOKEN, ILogger_TOKEN],
+    },
+    {
+      provide: RecordEngagementUseCase,
+      useFactory: (repo: IEngagementRepository, logger: ILogger) => new RecordEngagementUseCase(repo, logger),
+      inject: [IENGAGEMENT_REPO_TOKEN, ILogger_TOKEN],
+    },
+  ],
+})
+export class AnalyticsModule {}

apps/api/src/infrastructure/database/database.module.ts

@@ -1,6 +1,7 @@
 import { Module } from '@nestjs/common';
 import { TypeOrmModule } from '@nestjs/typeorm';
-import { PageViewEntity } from '../analytics/typeorm-page-view.entity';
+import { AnalyticsSnapshotOrmEntity } from '../../../../../adapters/persistence/typeorm/analytics/AnalyticsSnapshotOrmEntity';
+import { EngagementOrmEntity } from '../../../../../adapters/persistence/typeorm/analytics/EngagementOrmEntity';
 
 @Module({
   imports: [
@@ -11,9 +12,10 @@ import { PageViewEntity } from '../analytics/typeorm-page-view.entity';
       username: process.env.DATABASE_USER || 'user',
       password: process.env.DATABASE_PASSWORD || 'password',
       database: process.env.DATABASE_NAME || 'gridpilot',
-      entities: [PageViewEntity],
+      entities: [AnalyticsSnapshotOrmEntity, EngagementOrmEntity],
       synchronize: true, // Use carefully in production
     }),
   ],
+  exports: [TypeOrmModule],
 })
 export class DatabaseModule {}

apps/api/src/presentation/analytics.controller.ts

@@ -1,20 +1,25 @@
 import { Controller, Post, Body, Res, HttpStatus } from '@nestjs/common';
-import { AnalyticsService } from '../application/analytics/analytics.service';
-import { RecordPageViewInput } from '../application/analytics/record-page-view.use-case';
-import { RecordEngagementInput, RecordEngagementOutput } from '../application/analytics/record-engagement.use-case';
+
+import type { RecordPageViewInput, RecordPageViewOutput } from '@gridpilot/analytics/application/use-cases/RecordPageViewUseCase';
+import type { RecordEngagementInput, RecordEngagementOutput } from '@gridpilot/analytics/application/use-cases/RecordEngagementUseCase';
+import { RecordPageViewUseCase } from '@gridpilot/analytics/application/use-cases/RecordPageViewUseCase';
+import { RecordEngagementUseCase } from '@gridpilot/analytics/application/use-cases/RecordEngagementUseCase';
 import { Response } from 'express';
 
 @Controller('analytics')
 export class AnalyticsController {
-  constructor(private readonly analyticsService: AnalyticsService) {}
+  constructor(
+    private readonly recordPageViewUseCase: RecordPageViewUseCase,
+    private readonly recordEngagementUseCase: RecordEngagementUseCase,
+  ) {}
 
   @Post('page-view')
   async recordPageView(
     @Body() input: RecordPageViewInput,
     @Res() res: Response,
   ): Promise<void> {
-    const { pageViewId } = await this.analyticsService.recordPageView(input);
-    res.status(HttpStatus.CREATED).json({ pageViewId });
+    const output: RecordPageViewOutput = await this.recordPageViewUseCase.execute(input);
+    res.status(HttpStatus.CREATED).json(output);
   }
 
   @Post('engagement')
@@ -22,7 +27,7 @@ export class AnalyticsController {
     @Body() input: RecordEngagementInput,
     @Res() res: Response,
   ): Promise<void> {
-    const output: RecordEngagementOutput = await this.analyticsService.recordEngagement(input);
+    const output: RecordEngagementOutput = await this.recordEngagementUseCase.execute(input);
     res.status(HttpStatus.CREATED).json(output);
   }
 }