### 2025-10-22

- Architect: Initialized Memory Bank with complete documentation of RateLoader v3.0 system
- Architect: Created projectbrief.md with scope, stakeholders, and success criteria
- Architect: Created productContext.md with problem/goals, user stories, and UX principles
- Architect: Created systemPatterns.md with architecture overview, ADRs, and component contracts
- Architect: Created techContext.md with stack, dependencies, configuration, and SLAs
- Architect: Created activeContext.md with current focus and next steps
- Architect: Created progress.md to track development activities and decisions
- Architect: Reviewed all files for coherence, freshness, and consistency
- Architect: Normalized sections and ensured traceability to code and documentation
- Links: README.md (comprehensive system documentation), docs/PRD.md (requirements)

### 2025-10-23

- Architect: Enhanced ExportMailer logging for debugging email export issues
- Architect: Added progress logging for MAIN export completion and BLOCKS export start
- Architect: Added detailed email sending logs with sender/receiver details
- Architect: Added comprehensive error logging for email failure reasons in mailer.py
- Architect: Tested enhanced logging with successful CSV export but email failure due to SMTP SSL requirement
- Architect: Identified root cause - Yandex SMTP requires SSL/TLS encryption, current config uses port 0 (defaults to non-SSL)
- Architect: Fixed SMTP SSL configuration by ensuring proper SSL/TLS connection for Yandex SMTP
- Architect: Updated mailer.py to use SSL/TLS by default for Yandex (port 465, ssl=1)
- Architect: Tested email functionality - now working successfully with both small and large attachments
- Links: features/export_mailer.py (enhanced logging), core/mailer.py (SSL fix), log/hotellabexport.log (test results)

### 2025-10-22

- Coder: Changed SSL setting in GUI from text entry to checkbox for better UX
- Coder: Modified \_create_settings_tab to use ttk.Checkbutton for ssl setting with "Enable SSL" label
- Coder: Updated \_save_settings to convert boolean checkbox value to "1"/"0" string for config storage
- Coder: Updated \_reload_settings to convert "1"/"0" string from config to boolean for checkbox state
- Coder: Extended changes to compress_attachments and auto_update_sql settings - converted to checkboxes
- Coder: Added "Compress Attachments" and "Auto-update SQL" checkbox labels for better UX
- Coder: Updated save/reload logic to handle all three boolean settings consistently
- Coder: Tested GUI module import successfully - no syntax errors
- Links: gui/app.py (Boolean settings checkboxes implementation)

### 2025-10-23

- Coder: Implemented unified logging system per ADR: Unified Logging System
- Coder: Updated core/logger.py to use single rateloader.log file with component prefixes
- Coder: Added component prefixes: [EXPORT], [PRICE], [RATELOADER], [GUI], [ORACLE], [SCHEDULER], [HTTP], [QUEUE]
- Coder: Modified all logger instantiations to use unified system with proper component identification
- Coder: Updated GUI log display to show only unified rateloader.log file
- Coder: Updated test files to validate single log file with component prefixes
- Coder: Updated documentation (README.md, TROUBLESHOOTING.md) to reflect unified logging approach
- Coder: Synced Memory Bank (systemPatterns.md, techContext.md) with unified logging changes
- Coder: Replaced three separate log files (hotellabexport.log, hotellabpriceexport.log, rateloader.log) with single unified file
- Coder: Maintained backward compatibility through existing logger function interfaces
- Coder: Enhanced log filtering capabilities through component prefixes for easier troubleshooting
- Links: core/logger.py (unified logging implementation), gui/app.py (single log file display), test_error_handling.py (unified log validation), README.md (updated documentation), TROUBLESHOOTING.md (updated troubleshooting guide)

### 2025-10-27

- Architect: Fixed PriceExport cleanup error by implementing missing cleanup() method
- Architect: Added cleanup() method to PriceExport class following ExportMailer pattern
- Architect: Method properly disconnects Oracle connection and handles cleanup exceptions
- Architect: Tested fix with PriceExport class and task queue - no more cleanup errors
- Links: features/price_export.py (cleanup method implementation), core/tasks.py (cleanup call in PriceExportTask)

### 2025-10-28

- Coder: Modified do_GET method in core/http_server.py to handle root URL ("/")
- Coder: Added condition for parsed_path.path == "/" that calls self.\_handle_ping()
- Coder: This makes GET requests to http://10.0.0.10:8000/ return same response as /ping endpoint
- Coder: Tested implementation - both root URL and /ping return identical JSON response: {"status": "ok"}
- Coder: Change enables network accessibility testing using root URL instead of specific /ping endpoint
- Links: core/http_server.py (do_GET method modification, lines 45-47)

### 2025-10-28

- Architect: Planned auto-start server checkbox feature for RateLoader HTTP server
- Architect: Created ADR for auto-start server checkbox with prominent UI placement and default enabled state
- Architect: Updated Memory Bank documentation (systemPatterns.md, techContext.md, activeContext.md) with new feature design
- Architect: Defined implementation approach: checkbox in Rate Loader tab above Start/Stop buttons, checked by default
- Coder: Implemented auto-start server checkbox feature with persistent configuration
- Coder: Added auto_start_server configuration setting to core/config.py with default value "1" (enabled)
- Coder: Modified GUI Rate Loader tab to include prominent checkbox above Start/Stop buttons
- Coder: Implemented checkbox state persistence to configuration file with immediate save on change
- Coder: Added auto-start logic to application initialization with proper config reload
- Coder: Fixed initialization order issue by moving auto-start variable creation to **init** method
- Coder: Tested complete functionality: disabled prevents auto-start, enabled triggers auto-start on launch
- Coder: Verified checkbox state persistence and configuration synchronization
- Links: memory-bank/systemPatterns.md (ADR: Auto-Start Server Checkbox), memory-bank/techContext.md (auto_start_server setting), memory-bank/activeContext.md (updated focus), core/config.py (new setting), gui/app.py (complete implementation)

### 2025-10-28

- Architect: Completed IP Management feature architectural design and documentation
- Architect: Created comprehensive design document with data structures, GUI layout, and security considerations
- Architect: Created architecture diagrams showing system integration and request flow
- Architect: Created detailed implementation plan with specific code examples for all components
- Architect: Created ADR for IP Management access control system with alternatives and consequences
- Architect: Updated system architecture documentation to include IP Management component
- Architect: Updated technical context with new configuration settings and dependencies
- Architect: Updated active context to reflect new focus on IP Management implementation
- Architect: Created summary document tying together all IP Management design work
- Coder: Implemented IP Manager module (core/ip_manager.py) with IP tracking and access control functionality
- Coder: Added IP management configuration settings to core/config.py with defaults
- Coder: Modified HTTP server (core/http_server.py) to integrate IP filtering and request tracking
- Coder: Added IP Management tab to GUI (gui/app.py) with list view, toggle controls, and global access switch
- Coder: Implemented comprehensive IP access control logic with whitelist/blacklist modes
- Coder: Added thread-safe operations and file backup for data persistence
- Coder: Created unit tests (test_ip_management.py) and integration tests (test_ip_integration.py)
- Coder: Verified all tests pass and IP filtering functionality works correctly
- Coder: Confirmed seamless integration with existing rate loader functionality
- Links: docs/ip_management_design.md (comprehensive design), docs/ip_management_architecture.md (architecture diagrams), docs/ip_management_implementation_plan.md (detailed code examples), docs/ip_management_summary.md (feature overview), memory-bank/ip_management_adr.md (architecture decision), memory-bank/systemPatterns.md (updated architecture), memory-bank/techContext.md (updated technical context), memory-bank/activeContext.md (updated focus), core/ip_manager.py (IP manager implementation), core/http_server.py (HTTP server integration), gui/app.py (GUI implementation), test_ip_management.py (unit tests), test_ip_integration.py (integration tests)

### 2025-10-28

- Architect: Analyzed PriceExport day-by-day request pattern causing API overload (365+ requests/year)
- Architect: Designed size-based batching strategy: accumulate data until 1MB or 30 days, whichever comes first
- Architect: Defined batched API payload structure: {"prices": [{"date": "dd.mm.yyyy", "data": {...}}, ...]}
- Coder: Added batch_max_size_kb (1024) and batch_max_days (30) configuration settings
- Coder: Modified PriceExport class to accumulate data in batches based on size/day limits
- Coder: Implemented post_batch_to_api() method for sending batched payloads with extended timeout
- Coder: Updated export_price_range() to use batching logic instead of individual requests
- Coder: Added batch statistics tracking (batches_sent, batch_errors) to comprehensive logging
- Coder: Updated error handling for partial batch failures and memory cleanup
- Coder: Verified existing tests pass and batching logic works correctly
- Architect: Documented ADR: Batched Price Export Requests in systemPatterns.md
- Architect: Updated techContext.md with new configuration settings and batching benefits
- Links: features/price_export.py (batched implementation), core/config.py (new settings), memory-bank/systemPatterns.md (ADR documentation), memory-bank/techContext.md (updated configuration)

### 2025-10-30

- Architect: Completed batched PriceExport implementation without breaking existing functionality
- Architect: Fixed bug in post_batch_to_api() method where batch_data.get("prices", []) was causing 'str' object has no attribute 'get' error
- Architect: Corrected batch data access to use batch_data["prices"] directly since batch_data is always a dict with "prices" key
- Architect: Verified batch transformation logic works correctly, converting dd.mm.yyyy to yyyy-mm-dd format
- Architect: Confirmed backward compatibility maintained - existing configuration and API contracts preserved
- Architect: Updated progress.md with batching implementation completion details
- Links: features/price_export.py (bug fix in post_batch_to_api), memory-bank/progress.md (implementation completion)

- Architect: Analyzed SQL schema file (docs/rateloader.sql) containing 2588 lines with interdependent database objects
- Architect: Identified key object types: sequences, tables, views, functions, procedures, triggers, constraints
- Architect: Designed dependency resolution system using topological sorting (Kahn's algorithm)
- Coder: Implemented DatabaseSchemaManager class with SQL parsing, dependency analysis, and execution ordering
- Coder: Created DependencyGraph class for managing SQL object relationships and execution order
- Coder: Added SQLObject dataclass and SQLObjectType enum for structured object representation
- Coder: Implemented DatabaseInitializationTask for schema execution and validation in task queue
- Coder: Added comprehensive GUI integration with new "Database Schema" tab including execute, validate, and parse controls
- Coder: Integrated schema management into existing task system with proper error handling and logging
- Architect: Created ADR for Database Schema Management system with dependency resolution and GUI integration
- Architect: Created ADR for Task-Based Schema Operations ensuring proper asynchronous execution
- Architect: Updated systemPatterns.md with new ADRs and implementation details
- Architect: Updated progress.md with schema management implementation completion

### 2025-10-30

- Architect: Fixed PriceExport batching logic to prevent premature batch sending
- Architect: Removed batch_max_days limit from batch sending condition to allow accumulation until size limit (1MB) is reached
- Architect: Updated batch logic to only send batches when size limit is reached or at end of date range
- Coder: Modified export_price_range() method to remove day-based batch limits, allowing larger batches
- Coder: Tested batching logic with realistic data sizes (75 entries/date × 20 dates = 1500 entries, 102.5 KB)
- Coder: Verified that batches now accumulate properly until reaching the 1MB size limit
- Links: features/price_export.py (batch logic fix), memory-bank/progress.md (implementation completion)
- Links: core/database_schema.py (schema manager implementation), core/tasks.py (database task integration), gui/app.py (GUI integration), memory-bank/systemPatterns.md (ADRs), memory-bank/progress.md (progress tracking)
