fix: minor issues from code review

(M1) DTO: @IsObject({ each: true }) on dimensions array
(M2) audit log: add missing tenantId in submitAnswer
(M3) console.log -> this.logger in controller + service

server/src/assessment/assessment.controller.ts

@@ -13,6 +13,7 @@ import {
   Delete,
   Put,
   ForbiddenException,
+  Logger,
 } from '@nestjs/common';
 import { map } from 'rxjs/operators';
 import { AssessmentService } from './assessment.service';
@@ -26,6 +27,8 @@ import { ApiTags, ApiOperation, ApiResponse } from '@nestjs/swagger';
 @Controller('assessment')
 @UseGuards(CombinedAuthGuard)
 export class AssessmentController {
+  private readonly logger = new Logger(AssessmentController.name);
+
   constructor(
     private readonly assessmentService: AssessmentService,
     private readonly exportService: ExportService,
@@ -40,8 +43,8 @@ export class AssessmentController {
     body: { knowledgeBaseId?: string; language?: string; templateId?: string },
   ) {
     const { id: userId, tenantId } = req.user;
-    console.log(
-      `[AssessmentController] startSession: user=${userId}, tenant=${tenantId}, templateId=${body.templateId}, kbId=${body.knowledgeBaseId}`,
+    this.logger.log(
+      `startSession: user=${userId}, tenant=${tenantId}, templateId=${body.templateId}, kbId=${body.knowledgeBaseId}`,
     );
     const session = await this.assessmentService.startSession(
       userId,
@@ -61,9 +64,9 @@ export class AssessmentController {
     @Param('id') sessionId: string,
     @Body() body: { answer: string; language?: string },
   ) {
-    const { id: userId } = req.user;
-    console.log(
-      `[AssessmentController] >>> submitAnswer CALLED: user=${userId}, session=${sessionId}, answerLen=${body.answer?.length}`,
+    const { id: userId, tenantId } = req.user;
+    this.logger.log(
+      `submitAnswer: user=${userId}, session=${sessionId}, answerLen=${body.answer?.length}`,
     );
     const result = await this.assessmentService.submitAnswer(
       sessionId,
@@ -71,7 +74,7 @@ export class AssessmentController {
       body.answer,
       body.language,
     );
-    this.auditLog.log({ userId, action: 'session.answer', resourceType: 'assessment_session', resourceId: sessionId, details: { answerLength: body.answer?.length } });
+    this.auditLog.log({ userId, tenantId, action: 'session.answer', resourceType: 'assessment_session', resourceId: sessionId, details: { answerLength: body.answer?.length } });
     return result;
   }
 
@@ -79,8 +82,8 @@ export class AssessmentController {
   @ApiOperation({ summary: 'Stream initial session generation' })
   startSessionStream(@Request() req: any, @Param('id') sessionId: string) {
     const { id: userId } = req.user;
-    console.log(
-      `[AssessmentController] startSessionStream: user=${userId}, session=${sessionId}`,
+    this.logger.log(
+      `startSessionStream: user=${userId}, session=${sessionId}`,
     );
     return this.assessmentService
       .startSessionStream(sessionId, userId)
@@ -98,8 +101,8 @@ export class AssessmentController {
     @Query('language') language?: string,
   ) {
     const { id: userId } = req.user;
-    console.log(
-      `[AssessmentController] >>> submitAnswerStream CALLED: user=${userId}, session=${sessionId}, answerLen=${answer?.length}, lang=${language}`,
+    this.logger.log(
+      `submitAnswerStream: user=${userId}, session=${sessionId}, answerLen=${answer?.length}, lang=${language}`,
     );
     return this.assessmentService
       .submitAnswerStream(sessionId, userId, answer, language)
@@ -110,8 +113,8 @@ export class AssessmentController {
   @ApiOperation({ summary: 'Get the current state of an assessment session' })
   async getSessionState(@Request() req: any, @Param('id') sessionId: string) {
     const { id: userId } = req.user;
-    console.log(
-      `[AssessmentController] getSessionState: user=${userId}, session=${sessionId}`,
+    this.logger.log(
+      `getSessionState: user=${userId}, session=${sessionId}`,
     );
     return this.assessmentService.getSessionState(sessionId, userId);
   }
@@ -120,8 +123,8 @@ export class AssessmentController {
   @ApiOperation({ summary: 'Delete an assessment session' })
   async deleteSession(@Request() req: any, @Param('id') sessionId: string) {
     const user = req.user;
-    console.log(
-      `[AssessmentController] deleteSession: user=${user.id}, role=${user.role}, session=${sessionId}`,
+    this.logger.log(
+      `deleteSession: user=${user.id}, role=${user.role}, session=${sessionId}`,
     );
     await this.assessmentService.deleteSession(sessionId, user);
     this.auditLog.log({ userId: user.id, tenantId: user.tenantId, action: 'session.delete', resourceType: 'assessment_session', resourceId: sessionId });
@@ -135,8 +138,8 @@ export class AssessmentController {
     @Param('id') sessionId: string,
   ) {
     const { id: userId, tenantId } = req.user;
-    console.log(
-      `[AssessmentController] getCertificate: user=${userId}, session=${sessionId}`,
+    this.logger.log(
+      `getCertificate: user=${userId}, session=${sessionId}`,
     );
     return this.assessmentService.generateCertificate(sessionId, userId, tenantId);
   }
@@ -178,8 +181,8 @@ export class AssessmentController {
     @Query('knowledgeGroupId') knowledgeGroupId?: string,
   ) {
     const { id: userId, tenantId, role } = req.user;
-    console.log(
-      `[AssessmentController] getStats: user=${userId}, role=${role}, tenant=${tenantId}`,
+    this.logger.log(
+      `getStats: user=${userId}, role=${role}, tenant=${tenantId}`,
     );
     return this.assessmentService.getStats(
       userId,

server/src/assessment/assessment.service.ts

@@ -142,7 +142,7 @@ private async getModel(tenantId: string): Promise<ChatOpenAI> {
     scores: Record<string, number>,
     weightConfig: { prompt: number; other: number },
   ): { finalScore: number; dimensionScores: Record<string, number>; radarData: Record<string, number> } {
-    console.log('[calculateScores] Input:', {
+    this.logger.debug('[calculateScores] Input:', {
       questionsCount: questions.length,
       scores,
       weightConfig,
@@ -180,7 +180,7 @@ private async getModel(tenantId: string): Promise<ChatOpenAI> {
       ? otherDimsWithScores.reduce((sum, dim) => sum + (dimensionAverages[dim] || 0), 0) / otherDimsWithScores.length
       : 0;
 
-    console.log('[calculateScores] Scoring debug:', { promptAvg, otherDimsWithScores, otherAvg, workCapability: dimensionAverages.workCapability });
+    this.logger.debug('[calculateScores] Scoring debug:', { promptAvg, otherDimsWithScores, otherAvg, workCapability: dimensionAverages.workCapability });
 
     const finalScore = promptAvg * (weightConfig.prompt / 100) + otherAvg * (weightConfig.other / 100);
 
@@ -189,7 +189,7 @@ private async getModel(tenantId: string): Promise<ChatOpenAI> {
       radarData[dim] = Math.round(dimensionAverages[dim] * 10) / 10;
     });
 
-    console.log('[calculateScores] Result:', {
+    this.logger.debug('[calculateScores] Result:', {
       finalScore: Math.round(finalScore * 10) / 10,
       dimensionScores: dimensionAverages,
       promptAvg,
@@ -709,7 +709,7 @@ const initialState: Partial<EvaluationState> = {
           const finalData = fullState.values as EvaluationState;
 
           if (finalData && finalData.messages) {
-            console.log(
+            this.logger.debug(
               `[AssessmentService] startSessionStream Final Authoritative State messages:`,
               finalData.messages.length,
             );
@@ -903,13 +903,13 @@ const initialState: Partial<EvaluationState> = {
     answer: string,
     language: string = 'en',
 ): Observable<any> {
-    console.log('[submitAnswerStream] START - sessionId:', sessionId, 'answer length:', answer?.length);
+    this.logger.debug('[submitAnswerStream] START - sessionId:', sessionId, 'answer length:', answer?.length);
     let emittedNextQuestion = false;
     let hasEmittedNodes = false;
     return new Observable((observer) => {
       (async () => {
         try {
-          console.log('[submitAnswerStream] After Observable - sessionId:', sessionId);
+          this.logger.debug('[submitAnswerStream] After Observable - sessionId:', sessionId);
           const session = await this.sessionRepository.findOne({
             where: { id: sessionId, userId },
           });
@@ -928,7 +928,7 @@ const initialState: Partial<EvaluationState> = {
             graphState &&
             graphState.values &&
             Object.keys(graphState.values).length > 0;
-          console.log(
+          this.logger.debug(
             `[AssessmentService] submitAnswerStream: sessionId=${sessionId}, hasState=${hasState}, nextNodes=[${graphState.next || ''}]`,
           );
 
@@ -954,8 +954,8 @@ const initialState: Partial<EvaluationState> = {
           let hasEmittedNodes = false;
           for await (const [mode, data] of stream) {
             streamCount++;
-            console.log('[submitAnswerStream] Stream event:', streamCount, mode, Object.keys(data || {}));
-            console.log('[submitAnswerStream] Data detail:', JSON.stringify(data).substring(0, 500));
+            this.logger.debug('[submitAnswerStream] Stream event:', streamCount, mode, Object.keys(data || {}));
+            this.logger.debug('[submitAnswerStream] Data detail:', JSON.stringify(data).substring(0, 500));
             if (mode === 'updates') {
               hasEmittedNodes = true;
               const node = Object.keys(data)[0];
@@ -963,17 +963,17 @@ const initialState: Partial<EvaluationState> = {
               
               // Skip interrupt nodes - they have no useful data
               if (node === '__interrupt__' || !updateData || Object.keys(updateData).length === 0) {
-                console.log('[submitAnswerStream] Skipping empty interrupt node');
+                this.logger.debug('[submitAnswerStream] Skipping empty interrupt node');
                 continue;
               }
               
-              console.log('[submitAnswerStream] Node update:', node, { 
+              this.logger.debug('[submitAnswerStream] Node update:', node, { 
                 hasMessages: !!updateData.messages, 
                 messageCount: updateData.messages?.length,
                 currentIndex: updateData.currentQuestionIndex,
                 dataKeys: Object.keys(updateData).join(',')
               });
-              console.log('[submitAnswerStream] Sending to frontend:', JSON.stringify(updateData).substring(0, 500));
+              this.logger.debug('[submitAnswerStream] Sending to frontend:', JSON.stringify(updateData).substring(0, 500));
               if (updateData.messages) {
                 updateData.messages = this.mapMessages(updateData.messages);
               }
@@ -984,7 +984,7 @@ const initialState: Partial<EvaluationState> = {
               }
               observer.next({ type: 'node', node, data: updateData });
             } else if (mode === 'values') {
-              console.log('[submitAnswerStream] Values update - keys:', Object.keys(data || {}));
+              this.logger.debug('[submitAnswerStream] Values update - keys:', Object.keys(data || {}));
             }
           }
 
@@ -995,13 +995,13 @@ const initialState: Partial<EvaluationState> = {
           const finalData = fullState.values as EvaluationState;
 
           // Force emit the next question if stream didn't emit updates (hasEmittedNodes is false)
-          console.log('[submitAnswerStream] Force check:', { hasEmittedNodes, hasFinalData: !!finalData, hasQuestions: !!finalData?.questions, qLen: finalData?.questions?.length, emittedNextQuestion });
+          this.logger.debug('[submitAnswerStream] Force check:', { hasEmittedNodes, hasFinalData: !!finalData, hasQuestions: !!finalData?.questions, qLen: finalData?.questions?.length, emittedNextQuestion });
           if (!hasEmittedNodes && finalData && finalData.questions && finalData.questions.length > 0 && !emittedNextQuestion) {
             const currentIndex = finalData.currentQuestionIndex || 0;
             const nextQuestion = finalData.questions[currentIndex];
             if (nextQuestion) {
               const questionText = nextQuestion.questionText || '';
-              console.log('[submitAnswerStream] Forcing emit next question:', { 
+              this.logger.debug('[submitAnswerStream] Forcing emit next question:', { 
                 currentIndex,
                 questionPreview: questionText.substring(0, 50)
               });
@@ -1021,7 +1021,7 @@ const initialState: Partial<EvaluationState> = {
           }
 
           if (finalData && finalData.messages) {
-            console.log(
+            this.logger.debug(
               `[AssessmentService] submitAnswerStream Final Authoritative State messages:`,
               finalData.messages.length,
             );

server/src/assessment/dto/create-template.dto.ts

@@ -8,6 +8,7 @@ import {
   Max,
   IsObject,
   IsBoolean,
+  IsNumber,
 } from 'class-validator';
 
 export class CreateTemplateDto {
@@ -60,6 +61,7 @@ export class CreateTemplateDto {
   linkedGroupIds?: string[];
 
   @IsArray()
+  @IsObject({ each: true })
   @IsOptional()
   dimensions?: Array<{ name: string; label: string; weight: number }>;