- Implemented unit tests for MaterialTaskPanel to validate initialization, UI form creation, material standard population, property validation, and integration with FreeCAD GUI.
- Created unit tests for PlatePropertiesPanel covering initialization, thickness validation, material assignment, mesh parameters, and visualization features.
- Developed tests for calc module, including member results structure and export functionality to JSON and CSV formats.
- Added tests for diagram core functionalities, including ordinates separation, coordinate generation, and loop normalization.
- Implemented integration tests for diagram creation, ensuring proper interaction with FreeCAD's Part module.
- Created tests for text specification generation from diagram labels.

- Implemented a comprehensive test runner in `run_comprehensive_tests.py` to execute and summarize test suites for BIM Integration, Material Database, and Load Generator.
- Created a detailed test suite in `test_phase_one_completion.py` covering critical components: StructuralPlate, AreaLoad, and Surface Meshing Integration.
- Developed a verification script in `verify_phase_one.py` to check the implementation of Phase 1 components, enhanced features, documentation, and test coverage.
- Ensured robust error handling and informative output for test results and verification status.

…tural analysis

- Add missing NumPoints properties to Calc class with appropriate defaults
- Initialize ReactionLoadCombo property with valid enumeration values and default
- Implement robust error handling for ReactionLoadCombo assignments to prevent ValueError
- Enhance self-weight application on members with detailed logging and fallback mechanism
- Replace direct FreeCAD module imports with App alias and provide comprehensive stubs for testing
- Refactor load application to consider load factors and directions correctly for all load types
- Improve support condition assignment with better matching logic and detailed message logging
- Add new properties and improve property enumeration for reaction display customization
- Update documentation and test scripts for verification of fixes and new features

…gration

- Fix LoadCombination not affecting analysis results
- Separate load cases from load combinations in Pynite
- Load all loads with factor 1.0 and specify proper load cases (DL, LL, W, E, etc.)
- Create load combinations with correct factors for Pynite analysis
- Fix PhysMember distributed_loads error by accessing sub_members
- Add comprehensive error handling and debug messages
- Fix NameError for active_loads variable
- Add proper load_cases debugging with model.load_cases property

Now LoadCombination changes (e.g., 100_DL vs 1000_1.4DL) properly affect analysis results.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

…rt nodes

- Implement reaction text display updated on property changes and data refresh
- Create 3D text objects showing reaction forces and moments per support node
- Support text customization: precision, offset, font size, and load combination
- Use multiple fallback methods to create text objects: Part, Draft, annotation
- Clear existing reaction texts before updating display to avoid duplicates
- Implement error handling and debug prints for text creation and updates

- Add shear force unit handling in diagram unit assignment
- Implement print_detailed_reaction_info method to output node reaction details
- Print reaction forces, moments, support conditions, and coordinates in console
- Summarize total reaction forces for all supported nodes
- Add a read-only QTextEdit widget for detailed reaction info display in UI
- Populate detailed reaction text area with formatted node reactions and totals
- Ensure detailed info updates when load combination changes in reaction table panel
- Maintain unit system consistency and error handling in reaction info output

… distributed load enhancements

- Implement point load handling in calc.py with position and moment axis adjustments
- Add start and end position properties to distributed loads for partial application
- Modify load visualization in load_distributed.py to respect partial load positions
- Replace match-case with if-elif for compatibility in load_distributed arrow rotations
- Register load_point command and import in init_gui.py toolbars and menus
- Create comprehensive test script for LoadPoint class and verify integration
- Verify presence of point load handling code and load_point icon resource files

- Store FE model as attribute for testing access
- Improve pressure magnitude extraction by prioritizing LoadIntensity over Magnitude
- Normalize and map load direction vectors with fallback and coordinate system adjustments
- Compute effective pressure on each face considering load direction vs face normal
- Support one-way, two-way, and open structure load distribution with detailed edge factor calculations
- Apply calculated pressures to plates and meshed quads accordingly with error handling and messages
- Clean up previous fallback methods with enriched processing of target faces

fix(load_distributed): improve distributed load visualization and user feedback

- Interpret StartPosition=0 and EndPosition=0 as full member length for distributed loads
- Normalize and use unit direction vectors to calculate arrow positions
- Generate arrows scaled and rotated based on interpolated load values and global direction
- Warn users and swap StartPosition and EndPosition if start is greater than end
- Validate negative StartPosition and EndPosition and reset to zero with warnings
- Provide single arrow fallback when no valid length segment is specified

fix(load_distributed): enhance selection validation and error reporting

- Add multilingual error messages supporting Thai and English in GUI dialogs
- Validate user selection to ensure lines (edges) are selected for distributed load creation
- Skip invalid selections with corresponding user warnings
- Handle empty selections gracefully with prompt to select lines
- Verify selected objects have valid shapes and edges before creating loads
- Add exception handling for unexpected errors during load creation with multilingual messages

fix(load_nodal): improve error handling and shape assignment

- Add multilingual error messages for invalid vertex selections
- Assign placement, shape, and display mode only when shape is valid
- Avoid silent failures by providing feedback if non-vertex selections are attempted

…ts visualization

- Provide overview of reaction forces (FX, FY, FZ) and moments (MX, MY, MZ) visualization
- Describe GUI method with step-by-step instructions for analysis and display configuration
- Include Python scripting examples for creating and modifying reaction visualizations
- Detail customization options in reaction table and property panel settings
- Explain coordinate system mappings and arrow creation methods
- Outline common issues with troubleshooting advice
- Suggest enhancement ideas for future improvements
- Add Thai language support for reaction labels with formatting and font adjustments

…ling robustness

- Add support for resultant reaction displays and combined force/moment vectors
- Implement auto-scaling of reaction arrows based on model size
- Introduce color gradient mapping for reactions by magnitude with configurable colors
- Add filtering options for displaying only maximum or significant reactions
- Improve label localization support with language selection (English/Thai)
- Enhance distributed load handling with robust subelement retrieval and error checks
- Fix arrow visualization for distributed loads with start/end position validation and swapping
- Add exception handling and warnings for invalid subelement indices in distributed and point loads
- Extend point load execution for robust subelement access and safer vector calculations
- Integrate new text-based visualization command into GUI toolbars and menus
- Update reaction visualization guide with detailed usage of advanced visualization features

- Add serialization handling (__getstate__ and __setstate__) to ViewProviderCalc for safer state saving
- Implement notification of ReactionResults updates on LoadCombination property changes in Calc
- Enhance ViewProviderCalc.updateData to trigger reaction results refresh on load combination update
- Add checks for object existence before reaction text updates to avoid errors
- Improve CommandViewReactionTable to better detect presence of analysis and reaction data
- Add user warning and option if reaction data is missing when opening reaction table
- Refactor ReportGeneratorDialog to use updated ReportMetadata and support full report data collection
- Implement detailed report data extraction covering model stats, reactions, members, loads, and design
- Modify ReactionResults to sync ActiveLoadCombination from linked Calc object and auto-update display
- Convert Pynite coordinates to FreeCAD coordinate system with unit scaling for reaction visualization
- Consolidate reaction force and moment labels into combined labels for clarity
- Refine reaction visualization arrow colors and labels for better display and user customization
- Remove unused or obsolete imports and toolbar/menu items from init_gui for cleaner UI setup
- Fix error logging references to use correct FreeCAD alias for consistent messages
- Improve reaction display options with adaptive label updates when properties change
- Add safe attribute checks in reaction visualization to avoid crashes with missing data
- Rename several properties for clarity and update comments to describe changes and enhancements