- Update series creation to v5 API (addSeries with type parameter)
- Migrate watermarks to createTextWatermark plugin
- Migrate markers to createSeriesMarkers primitive
- Replace getBarSpacing() with timeScale().options().barSpacing
- Update crosshair handler: seriesPrices → seriesData
- Move scaleMargins from series options to price scale
- Fix chart sync infinite loop with time-based debounce (50ms)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Bind indicators.update callback to correct this context in general.js
- Update updateDisplay to fall back to card elements when old chart elements don't exist
- Add _formatDisplayValue helper for consistent value formatting
- Remove verbose debug console.log statements
- Add FORMATIONS_PLAN.md documenting SVG overlay approach for chart formations
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Replace indicator table with icon card grid display
- Add edit indicator popup dialog for modifying indicator settings
- Display indicator type, value, and emoji symbols on cards
- Add visibility toggle and delete buttons on hover
- Redesign backtest items with CSS-based icons and status indicators
- Unify dialog styling across external indicator, signal type, and public strategies
- Make edit indicator dialog draggable
- Fix button text: "+ Add Public" -> "Add Public"
- Remove dark theme from signal_type_popup for consistency
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
External Sources:
- New ExternalSources.py module for real-time API data fetching
- Configurable refresh intervals, JSONPath extraction, and auth headers
- External sources can be used in signals for live strategy conditions
External Indicators:
- New ExternalIndicators.py module for historical API data
- Supports backtesting by fetching and caching historical data points
- Timestamps are matched to candle times during backtest execution
- Fear & Greed index and similar APIs now work in backtests
Signal System Enhancements:
- Added signal Blockly blocks for use in strategy builder
- New signal_blocks.js for dynamic signal block generation
- Signals category added to strategy toolbox
- PythonGenerator updated to handle signal_* block types
- process_signal() method added to StrategyInstance classes
notify_user Block Enhancement:
- Now supports dynamic values (variables, indicators, expressions)
- Can display indicator values and calculations in notifications
Bug Fixes:
- Fixed Socket.IO parse error causing strategies not to load on refresh
- Enhanced sanitize_for_json to handle pandas, datetime, bytes types
- Fixed external indicator name matching (underscore/space conversion)
- Fixed PRAGMA query missing fetch_all=True in ExternalIndicators
Dependencies:
- Added jsonpath-ng for JSONPath extraction from API responses
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
The new patterns were only added to the backend (indicators.py) but
not registered in the frontend (indicators.js), causing "Unknown
indicator type" errors when trying to display them on charts.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Add 15 candlestick pattern indicators (Doji, Hammer, Engulfing, etc.)
- Create dedicated Patterns chart pane for pattern visualization
- Add hover tooltips with descriptions and SVG diagrams in indicator selector
- Fix color picker compatibility by using hex format instead of RGBA
- Fix chart positioning and timestamp synchronization for pattern chart
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Fix JSON parsing bug: JavaScript FormData sends indicator list as
JSON string inside a list, now properly parsed on backend
- Move form event listener setup to _setupIndicatorForm() called from
addToCharts() so it's always attached regardless of indicator data
- Add immediate visual feedback: popup hides instantly on submit and
button shows "Updating..." text
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Add BollingerPercentB indicator class in backend (BOL%B)
- Calculates %B = (Close - Lower) / (Upper - Lower)
- Shows where price is relative to Bollinger Bands
- Values: 1.0 = upper band, 0.5 = middle, 0.0 = lower
- Add BollingerPercentB JavaScript class for frontend display
- Creates its own chart (chart4) like RSI/MACD
- Includes chart binding for synchronized scrolling
- Add chart4 HTML container and data plumbing
- Fix credential update when reconnecting with changed API keys
- Add TESTNET_MODE config setting for live trading mode control
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
EDM Integration:
- Add edm_client module for REST/WebSocket communication with exchange-data-manager
- Refactor candles.py to fetch data exclusively from EDM
- Add EDM session management for authenticated exchange access
- Update backtesting to use EDM for historical data
- Pass edm_client through to all strategy instances
- Add /api/edm-config, /api/chart-view, /health/edm endpoints
- Remove legacy candle-fetching code from DataCache_v3 and Exchange
UI Improvements:
- Make all popup dialogs draggable and resizable (exchange config, indicator, signal, trade)
- Add default trading source (exchange, symbol, timeframe) to strategy dialog
- Convert symbol fields to dropdowns with smart prioritization (popular pairs first)
- Fix signal dialog property dropdown initialization
Bug Fixes:
- Fix PythonGenerator regex to handle symbols starting with numbers (e.g., 0G/USDT)
- Fix EDM client date format (use Unix timestamps instead of ISO strings)
- Fix strategy default_source database migration
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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