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📝 Description

Complete document service refactoring and logging migration. This PR introduces multi-document upload functionality, smart query intent detection, and professional structured logging throughout the codebase.

🔗 Related Issue

N/A - New feature development

🔄 Type of Change

Please mark the relevant options:

  • 🐛 Bug fix (non-breaking change which fixes an issue)
  • ✨ New feature (non-breaking change which adds functionality)
  • 💥 Breaking change (fix or feature that would cause existing functionality to not work as expected)
  • 📚 Documentation update
  • �� Test improvements
  • �� Code refactoring

🧪 Testing

Please describe the tests that you ran to verify your changes:

  • Unit tests pass
  • Integration tests pass
  • Manual testing completed

�� Checklist

  • My code follows the style guidelines of this project
  • I have performed a self-review of my own code
  • I have commented my code, particularly in hard-to-understand areas
  • I have made corresponding changes to the documentation
  • My changes generate no new warnings
  • I have added tests that prove my fix is effective or that my feature works
  • New and existing unit tests pass locally with my changes

📸 Screenshots (if applicable)

N/A - Backend changes only

�� Additional Context

This PR completes the refactoring of DocumentService into focused, SOLID-compliant services:

  • DocumentService: Handles CRUD operations and document management
  • DocumentSearchService: Manages AI-powered search, RAG, and embedding generation
  • Enhanced logging with ILogger throughout the codebase
  • Multi-document upload capability
  • Smart query routing (general conversation vs document search)

@byerlikaya byerlikaya self-assigned this Aug 17, 2025
@byerlikaya byerlikaya added documentation Improvements or additions to documentation enhancement New feature or request performance feature labels Aug 17, 2025
…ll warnings

- Create ServiceLogMessages.cs for centralized LoggerMessage delegates
- Refactor DocumentService and DocumentSearchService to use ILogger
- Replace all Console.WriteLine with structured logging
- Fix CS0168 warnings (unused exception variables)
- Fix CA2017 warnings (LoggerMessage template mismatches)
- Eliminate CA1848 warnings with LoggerMessage optimization
- Achieve 0 errors, 0 warnings, 0 messages
- Follow SOLID and DRY principles for logging architecture
- Move SmartRAG.API to examples/WebAPI/ directory
- Add XML documentation summaries to all interfaces
- Streamline ServiceLogMessages to essential log messages only
- Fix all parameter mismatches and build errors
- Achieve 0 errors, 0 warnings, 0 messages
- Maintain performance benefits with LoggerMessage delegates
- Follow SOLID and DRY principles for clean, maintainable code
@byerlikaya byerlikaya merged commit dc9b544 into main Aug 19, 2025
8 checks passed
@byerlikaya byerlikaya deleted the feature/document-improvements branch August 19, 2025 07:55
byerlikaya added a commit that referenced this pull request Aug 19, 2025
feat: Complete document service refactoring and logging migration

## Extended Description

This PR introduces comprehensive improvements to the SmartRAG system:

### �� Core Architecture
- Complete refactoring of DocumentService into focused, SOLID-compliant services
- Separation of concerns: DocumentService (CRUD) vs DocumentSearchService (AI/Search)
- Professional structured logging with ILogger throughout the codebase
- Migration from Console.WriteLine to structured logging

### 🚀 New Features
- Multi-document upload capability with parallel processing
- Smart query intent detection (general conversation vs document search)
- Enhanced embedding generation with fallback mechanisms
- Batch processing support for VoyageAI embeddings

### 📊 Performance & Reliability
- Intelligent rate limiting for AI providers
- Fallback strategies for embedding generation failures
- Optimized batch processing for large documents
- Enhanced error handling and retry mechanisms

### 🛡️ Security & Quality
- SanitizeForLog helper to prevent log forging security issues
- Centralized logging with ServiceLogMessages
- Comprehensive XML documentation for all interfaces
- SOLID and DRY principles implementation

### 🧪 Testing & Validation
- Unit tests pass successfully
- Integration tests completed
- Manual testing verified
- 0 errors, 0 warnings, 0 messages achieved

This refactoring establishes a solid foundation for future SmartRAG enhancements while maintaining backward compatibility.
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