# Implementation Plan

- [x] 1. Create core service classes for data management

  - Create ScheduleService class for managing scheduled operations with JSON persistence
  - Create LogService class for reading and parsing Progress.md files
  - Create TagAnalysisService class for fetching and analyzing Shopify product tags
  - _Requirements: 5.1, 5.2, 5.3_

- [x] 2. Implement ScheduleService with JSON persistence

  - Write loadSchedules() method to read from schedules.json file
  - Write saveSchedules() method to persist schedules to JSON file
  - Write addSchedule(), updateSchedule(), deleteSchedule() CRUD methods
  - Write validateSchedule() method for schedule data validation
  - Create unit tests for all ScheduleService methods
  - _Requirements: 1.6, 5.1_

- [x] 3. Implement LogService for Progress.md parsing

  - Write getLogFiles() method to discover available log files
  - Write readLogFile() method to read Progress.md content
  - Write parseLogContent() method to extract structured log entries
  - Write filterLogs() method for date range, operation type, and status filtering
  - Write paginateLogs() method for handling large log files
  - Create unit tests for all LogService methods
  - _Requirements: 2.1, 2.3, 2.4, 2.5_

- [x] 4. Implement TagAnalysisService with Shopify API integration

  - Write fetchAllTags() method using existing ShopifyService
  - Write getTagDetails() method to analyze products for a specific tag
  - Write calculateTagStatistics() method for product counts, values, and price ranges
  - Write searchTags() method for filtering tags by search query
  - Create unit tests for all TagAnalysisService methods
  - _Requirements: 3.1, 3.2, 3.3, 3.4, 3.6_

- [x] 5. Create reusable TUI components

  - Create ErrorDisplay component for consistent error messaging
  - Create LoadingIndicator component for progress indication
  - Create Pagination component for navigating large datasets
  - Create FormInput component for text input fields
  - Write unit tests for all reusable components
  - _Requirements: 4.1, 4.3, 4.5_

- [x] 6. Implement basic Scheduling screen structure

  - Create SchedulingScreen component with main schedule list view
  - Implement keyboard navigation (↑/↓ arrows, Enter, Esc)
  - Add state management for schedules list and selected index
  - Integrate with ScheduleService to load and display existing schedules
  - Add basic schedule status indicators (pending, completed, failed)
  - _Requirements: 1.1, 1.7, 4.1, 4.2_

- [x] 7. Add schedule creation functionality to Scheduling screen

  - Create "Add New Schedule" form interface
  - Implement form fields for operation type, date/time, and recurrence
  - Add form validation for required fields and valid date/time values
  - Integrate with ScheduleService to save new schedules
  - Add success/error feedback for schedule creation
  - _Requirements: 1.2, 1.3, 1.4, 1.5, 1.6_

- [x] 8. Add schedule management features to Scheduling screen

  - Implement edit functionality for existing schedules
  - Add delete confirmation and schedule removal
  - Add schedule enable/disable toggle functionality
  - Display schedule execution instructions and status
  - Add error handling for schedule operations
  - _Requirements: 1.8, 1.9, 4.5_

- [x] 9. Implement basic View Logs screen structure

  - Create ViewLogsScreen component with log file list view
  - Implement keyboard navigation for log file selection
  - Add state management for log files, selected file, and content
  - Integrate with LogService to discover and list available log files
  - Display log file metadata (size, creation date, operation count)
  - _Requirements: 2.1, 2.8, 4.1, 4.2_

- [ ] 10. Add log content viewing functionality

  - Implement log content display with syntax highlighting
  - Add pagination for large log files using Pagination component
  - Implement scrolling through log content with keyboard controls
  - Add log entry type highlighting (errors, warnings, success messages)
  - Handle empty log files with helpful messaging
  - _Requirements: 2.2, 2.4, 2.6, 2.7_

- [ ] 11. Add log filtering and search capabilities

  - Implement filter interface for date range, operation type, and status
  - Add search functionality within log content
  - Integrate filtering with LogService filterLogs() method
  - Update pagination to work with filtered results
  - Add filter status indicators and clear filter options
  - _Requirements: 2.3, 2.5_

- [ ] 12. Implement basic Tag Analysis screen structure

  - Create TagAnalysisScreen component with tag list view
  - Implement keyboard navigation for tag selection
  - Add state management for tags, selected tag, and analysis status
  - Integrate with TagAnalysisService to fetch store tags
  - Display loading indicators during tag fetching
  - _Requirements: 3.1, 3.9, 4.1, 4.2_

- [ ] 13. Add tag statistics and analysis features

  - Display tag statistics (product count, variant count, total value)
  - Implement tag details view showing products and prices
  - Add price range calculations and average price display
  - Show detailed product information for selected tags
  - Add error handling for API connection failures
  - _Requirements: 3.2, 3.3, 3.4, 3.6, 3.9_

- [ ] 14. Add tag search and configuration integration

  - Implement search/filter functionality for tag list
  - Add tag selection for immediate use in configuration
  - Integrate with existing configuration system to update target tag
  - Add confirmation dialogs for configuration updates
  - Handle tag selection workflow and navigation
  - _Requirements: 3.7, 3.8, 5.5_

- [ ] 15. Update main TUI entry point with new screens

  - Modify tui-entry.js to include new screen navigation options
  - Update main menu to remove "coming soon" placeholders
  - Add screen routing logic for Scheduling, View Logs, and Tag Analysis
  - Ensure consistent navigation patterns across all screens
  - Update help text and keyboard shortcuts documentation
  - _Requirements: 4.1, 4.2, 4.6_

- [ ] 16. Implement comprehensive error handling

  - Add error boundaries for each new screen
  - Implement retry logic for API failures in Tag Analysis
  - Add graceful handling of missing files (schedules.json, Progress.md)
  - Create consistent error messaging across all screens
  - Add troubleshooting guidance for common issues
  - _Requirements: 4.5, 3.9, 2.7_

- [ ] 17. Add data persistence and state management

  - Ensure schedules persist correctly to schedules.json file
  - Implement proper state cleanup when switching screens
  - Add data validation for all user inputs
  - Handle concurrent access to shared files safely
  - Implement proper error recovery for file operations
  - _Requirements: 5.1, 5.2, 5.4, 5.6_

- [ ] 18. Create integration tests for new screens

  - Write integration tests for Scheduling screen workflow
  - Write integration tests for View Logs screen functionality
  - Write integration tests for Tag Analysis screen operations
  - Test navigation between screens and state preservation
  - Test error handling and recovery scenarios
  - _Requirements: 4.1, 4.2, 4.3, 4.4, 4.5_

- [ ] 19. Add performance optimizations

  - Implement lazy loading for large tag lists in Tag Analysis
  - Add efficient pagination for log content viewing
  - Optimize memory usage for large datasets
  - Add caching for frequently accessed tag data
  - Implement proper cleanup of resources and event listeners
  - _Requirements: 2.4, 3.1, 3.2_

- [ ] 20. Final testing and polish
  - Conduct end-to-end testing of all new screens
  - Test keyboard navigation consistency across all screens
  - Verify consistent styling and color schemes
  - Test integration with existing Configuration and Operations screens
  - Add final documentation and help text updates
  - _Requirements: 4.1, 4.2, 4.3, 4.4, 4.5, 4.6_