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v0.1.0-b8

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@andriy-git andriy-git released this 29 Nov 02:38
· 163 commits to main since this release
v0.1.0-b8
80a0b1c

Added

  • feat(options): Added comprehensive options chain functionality with expiration date selection and call/put tables
  • feat(options): Implemented options Greeks calculation (Delta, Gamma, Theta, Vega) using Black-Scholes model
  • feat(options): Added option position tracking with quantity and average cost management
  • feat(options): Created interactive Open Interest bar chart visualization for calls and puts
  • feat(ui): Introduced 'Open Mode' allowing users to quickly navigate from price tables to news, history, or options views using o, n, h keys
  • feat(ui): Added quick edit modal for ticker aliases, notes, and tags accessible with e key in price tables
  • feat(ui): Added position management modal for options with quantity and cost tracking
  • feat(ui): Implemented toggle between table and chart views in options view
  • feat(ui): Added keyboard shortcuts for navigating expiration dates ([ and ]) in options view
  • feat(ui): Created new 'options' tab in main application with dedicated UI components
  • feat(data): Added options data provider with caching mechanism and yfinance integration
  • feat(db): Added option_positions table to SQLite database with CRUD operations
  • feat(core): Added Black-Scholes options pricing model implementation for Greeks calculation
  • feat(core): Added new OptionsDataUpdated and OptionsExpirationsUpdated message types
  • feat(ui): Added OIChart widget for visualizing open interest by strike price
  • feat(test): Added comprehensive test coverage for options functionality including provider, UI, and position management

Changed

  • refactor(ui): Updated HistoryChart widget to gracefully handle missing 'Close' column by falling back to 'Open' or first numeric column
  • refactor(data): Enhanced market status provider to handle different HolidayCalendar API versions
  • refactor(ui): Updated NewsView component to include required Markdown component classes for proper styling
  • refactor(ui): Modified main application to support options view integration with proper data flow and category handling
  • refactor(core): Improved error handling in options data fetching with better error messaging
  • refactor(test): Updated format_historical_data_as_table to include app context for proper DataTable measurement
  • refactor(ui): Added Enter key binding to Tabs component for focusing primary view widgets

Fixed

  • fix(data): Fixed holiday detection in market status provider for different pandas_market_calendars API versions
  • fix(ui): Fixed HistoryChart rendering when data contains only a single point to avoid division by zero errors
  • fix(ui): Improved handling of NaN values in historical data for chart rendering
  • fix(ui): Fixed escape sequence handling in formatter module for special markdown characters

Test

  • test(formatter): Added tests for historical data formatting with both daily and intraday data
  • test(formatter): Added tests for debug table formatting functions and info comparison utilities
  • test(formatter): Added tests for escaping special characters in markdown text
  • test(history-chart): Updated tests to reflect graceful handling of missing 'Close' column in data
  • test(black-scholes): Added comprehensive test coverage for Black-Scholes Greeks calculations
  • test(options-provider): Added test suite for options provider functionality
  • test(options-view): Added test coverage for options view components
  • test(position-manager): Added tests for option position management features
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