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brighter-trading
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base: rob:ba7b6e79ff97cf1a11ef9ef450cffd106fd831c1
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rob:master
rob:feature/advanced-order-management
rob:feature/chart-formations
rob:feature/data-flow-refactor
rob:recovery/integration-lab
rob:archive/master-pre-refactor
rob:working
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compare: rob:c8c51841cf2a29e9566ad0641c7abbda7d8a7096
Branches Tags
rob:master
rob:feature/advanced-order-management
rob:feature/chart-formations
rob:feature/data-flow-refactor
rob:recovery/integration-lab
rob:archive/master-pre-refactor
rob:working

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5 changed files with 57 additions and 1304 deletions
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1187
FORMATIONS_PLAN.md
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87
src/static/charts.js
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@ -13,8 +13,6 @@ class Charts {
/* A list of bound charts this is necessary for maintaining a dynamic
number of charts with their position and zoom factors bound.*/
this.bound_charts=[];
// Debounce timestamp to prevent infinite loop in chart synchronization
this._lastSyncTime = 0;
// Only the main chart is created by default.
this.create_main_chart();
}
@ -28,8 +26,8 @@ class Charts {
// Display the trading pair as a watermark overlaying the chart.
this.addWatermark(this.chart_1, this.trading_pair);
// - Create the candle stick series for our chart (v5 API)
this.candleSeries = this.chart_1.addSeries(LightweightCharts.CandlestickSeries);
// - Create the candle stick series for our chart
this.candleSeries = this.chart_1.addCandlestickSeries();
// Initialize the candlestick series if price_history is available
if (this.price_history && this.price_history.length > 0) {
@ -80,9 +78,9 @@ class Charts {
this.addWatermark(this.chart5, 'Patterns');
this.bind_charts(this.chart5);
// Sync time scale with main chart so timestamps align (v5 API)
// Sync time scale with main chart so timestamps align
if (this.chart_1) {
let barSpacing = this.chart_1.timeScale().options().barSpacing;
let barSpacing = this.chart_1.timeScale().getBarSpacing();
let scrollPosition = this.chart_1.timeScale().scrollPosition();
this.chart5.timeScale().applyOptions({ rightOffset: scrollPosition, barSpacing: barSpacing });
}
@ -139,20 +137,16 @@ class Charts {
}
addWatermark(chart, text){
// v5 API: watermarks are now created via createTextWatermark plugin
LightweightCharts.createTextWatermark(chart.panes()[0], {
horzAlign: 'center',
vertAlign: 'center',
lines: [
{
text: text,
addWatermark(chart,text){
chart.applyOptions({
watermark: {visible: true,
color: '#DBC29E',
text: text,
fontSize: 30,
fontFamily: 'Roboto',
fontStyle: 'bold',
vertAlign: 'center'
}
]
});
}
@ -187,11 +181,8 @@ class Charts {
bind2charts(){
//On change in chart 1 change chart 2
let syncHandler1 = (e) => {
const now = Date.now();
if (now - this._lastSyncTime < 50) return;
this._lastSyncTime = now;
// Get the barSpacing(zoom) and position of 1st chart (v5 API: options().barSpacing)
let barSpacing1 = this.bound_charts[0].timeScale().options().barSpacing;
// Get the barSpacing(zoom) and position of 1st chart.
let barSpacing1 = this.bound_charts[0].timeScale().getBarSpacing();
let scrollPosition1 = this.bound_charts[0].timeScale().scrollPosition();
// Apply barSpacing(zoom) and position to 2nd chart.
this.bound_charts[1].timeScale().applyOptions({ rightOffset: scrollPosition1, barSpacing: barSpacing1 });
@ -200,11 +191,8 @@ class Charts {
//On change in chart 2 change chart 1
let syncHandler2 = (e) => {
const now = Date.now();
if (now - this._lastSyncTime < 50) return;
this._lastSyncTime = now;
// Get the barSpacing(zoom) and position of chart 2 (v5 API: options().barSpacing)
let barSpacing2 = this.bound_charts[1].timeScale().options().barSpacing;
// Get the barSpacing(zoom) and position of chart 2
let barSpacing2 = this.bound_charts[1].timeScale().getBarSpacing();
let scrollPosition2 = this.bound_charts[1].timeScale().scrollPosition();
// Apply barSpacing(zoom) and position to chart 1
this.bound_charts[0].timeScale().applyOptions({ rightOffset: scrollPosition2, barSpacing: barSpacing2 });
@ -215,11 +203,8 @@ class Charts {
//On change to chart 1 change chart 2 and 3
let syncHandler = (e) => {
const now = Date.now();
if (now - this._lastSyncTime < 50) return;
this._lastSyncTime = now;
// Get the barSpacing(zoom) and position of chart 1 (v5 API)
let barSpacing1 = this.bound_charts[0].timeScale().options().barSpacing;
// Get the barSpacing(zoom) and position of chart 1
let barSpacing1 = this.bound_charts[0].timeScale().getBarSpacing();
let scrollPosition1 = this.bound_charts[0].timeScale().scrollPosition();
// Apply barSpacing(zoom) and position to new chart
this.bound_charts[1].timeScale().applyOptions({ rightOffset: scrollPosition1, barSpacing: barSpacing1 });
@ -229,11 +214,8 @@ class Charts {
//On change to chart 2 change chart 1 and 3
let syncHandler2 = (e) => {
const now = Date.now();
if (now - this._lastSyncTime < 50) return;
this._lastSyncTime = now;
// Get the barSpacing(zoom) and position of chart 2 (v5 API)
let barSpacing2 = this.bound_charts[1].timeScale().options().barSpacing;
// Get the barSpacing(zoom) and position of chart 2
let barSpacing2 = this.bound_charts[1].timeScale().getBarSpacing();
let scrollPosition2 = this.bound_charts[1].timeScale().scrollPosition();
// Apply barSpacing(zoom) and position to chart 1 and 3
this.bound_charts[0].timeScale().applyOptions({ rightOffset: scrollPosition2, barSpacing: barSpacing2 });
@ -243,11 +225,8 @@ class Charts {
//On change to chart 3 change chart 1 and 2
let syncHandler3 = (e) => {
const now = Date.now();
if (now - this._lastSyncTime < 50) return;
this._lastSyncTime = now;
// Get the barSpacing(zoom) and position of new chart (v5 API)
let barSpacing2 = this.bound_charts[2].timeScale().options().barSpacing;
// Get the barSpacing(zoom) and position of new chart
let barSpacing2 = this.bound_charts[2].timeScale().getBarSpacing();
let scrollPosition2 = this.bound_charts[2].timeScale().scrollPosition();
// Apply barSpacing(zoom) and position to parent chart
this.bound_charts[0].timeScale().applyOptions({ rightOffset: scrollPosition2, barSpacing: barSpacing2 });
@ -257,13 +236,10 @@ class Charts {
}
bind4charts(){
// Sync all 4 charts together (v5 API: options().barSpacing)
// Sync all 4 charts together
let syncFromChart = (sourceIndex) => {
return (e) => {
const now = Date.now();
if (now - this._lastSyncTime < 50) return;
this._lastSyncTime = now;
let barSpacing = this.bound_charts[sourceIndex].timeScale().options().barSpacing;
let barSpacing = this.bound_charts[sourceIndex].timeScale().getBarSpacing();
let scrollPosition = this.bound_charts[sourceIndex].timeScale().scrollPosition();
for (let i = 0; i < 4; i++) {
if (i !== sourceIndex) {
@ -279,13 +255,10 @@ class Charts {
}
bind5charts(){
// Sync all 5 charts together (main + RSI + MACD + %B + Patterns) (v5 API)
// Sync all 5 charts together (main + RSI + MACD + %B + Patterns)
let syncFromChart = (sourceIndex) => {
return (e) => {
const now = Date.now();
if (now - this._lastSyncTime < 50) return;
this._lastSyncTime = now;
let barSpacing = this.bound_charts[sourceIndex].timeScale().options().barSpacing;
let barSpacing = this.bound_charts[sourceIndex].timeScale().getBarSpacing();
let scrollPosition = this.bound_charts[sourceIndex].timeScale().scrollPosition();
for (let i = 0; i < 5; i++) {
if (i !== sourceIndex) {
@ -366,20 +339,14 @@ class Charts {
console.log(`Setting ${markers.length} trade markers on chart`);
// v5 API: use createSeriesMarkers instead of series.setMarkers
// Clear existing markers primitive if it exists
if (this.markersPrimitive) {
this.markersPrimitive.setMarkers([]);
}
// Create new markers primitive
this.markersPrimitive = LightweightCharts.createSeriesMarkers(this.candleSeries, markers);
// Set markers on the candlestick series
this.candleSeries.setMarkers(markers);
}
// Clear all trade markers from chart
clearTradeMarkers() {
// v5 API: clear markers via the markers primitive
if (this.markersPrimitive) {
this.markersPrimitive.setMarkers([]);
if (this.candleSeries) {
this.candleSeries.setMarkers([]);
console.log('Trade markers cleared');
}
}

2
src/static/general.js
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@ -15,7 +15,7 @@ class User_Interface {
this.account = new Account();
// Register a callback function for when indicator updates are received from the data object
this.data.registerCallback_i_updates(this.indicators.update.bind(this.indicators));
this.data.registerCallback_i_updates(this.indicators.update);
// Initialize all components after the page has loaded and Blockly is ready
this.initializeAll();

59
src/static/indicators.js
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@ -14,12 +14,8 @@ class Indicator_Output {
this.legend[name].style.left = 3 + 'px';
this.legend[name].style.top = 3 + 'px';
// subscribe set legend text to crosshair moves
// v5 API: seriesPrices renamed to seriesData, returns full data item
chart.subscribeCrosshairMove((param) => {
const data = param.seriesData.get(lineSeries);
// Extract value from data item (could be {value} or {close} etc)
const priceValue = data ? (data.value !== undefined ? data.value : data.close) : undefined;
this.set_legend_text(priceValue, name);
this.set_legend_text(param.seriesPrices.get(lineSeries), name);
});
}
@ -92,27 +88,21 @@ class Indicator {
}
addHist(name, chart, color = '#26a69a') {
// v5 API: use addSeries with HistogramSeries
this.hist[name] = chart.addSeries(LightweightCharts.HistogramSeries, {
this.hist[name] = chart.addHistogramSeries({
color: color,
priceFormat: {
type: 'price',
},
priceScaleId: 'volume_ps',
});
// v5: scaleMargins must be set on the price scale, not series options
// Volume should only take up bottom 30% of the chart
chart.priceScale('volume_ps').applyOptions({
scaleMargins: {
top: 0.7,
top: 0,
bottom: 0,
},
});
}
addLine(name, chart, color, lineWidth) {
// v5 API: use addSeries with LineSeries
this.lines[name] = chart.addSeries(LightweightCharts.LineSeries, {
this.lines[name] = chart.addLineSeries({
color: color,
lineWidth: lineWidth
});
@ -121,6 +111,8 @@ class Indicator {
}
setLine(lineName, data, value_name) {
console.log('indicators[68]: setLine takes:(lineName, data, value_name)');
console.log(lineName, data, value_name);
let priceValue;
@ -151,7 +143,6 @@ class Indicator {
}
updateDisplay(name, priceValue, value_name) {
// Try the old element format first (legacy chart-based display)
let element = document.getElementById(this.name + '_' + value_name);
if (element) {
if (typeof priceValue === 'object' && priceValue !== null) {
@ -181,36 +172,7 @@ class Indicator {
element.style.height = 'auto'; // Reset height
element.style.height = (element.scrollHeight) + 'px'; // Adjust height based on content
} else {
// Try the new card-based display element
const cardElement = document.getElementById(`indicator_card_value_${this.name}`);
if (cardElement) {
let displayValue = '--';
if (typeof priceValue === 'object' && priceValue !== null) {
// For object values, get the first numeric value
const values = Object.values(priceValue).filter(v => typeof v === 'number' && !isNaN(v));
if (values.length > 0) {
displayValue = this._formatDisplayValue(values[0]);
}
} else if (typeof priceValue === 'number' && !isNaN(priceValue)) {
displayValue = this._formatDisplayValue(priceValue);
}
cardElement.textContent = displayValue;
}
// Silently ignore if neither element exists (may be during initialization)
}
}
/**
* Formats a numeric value for display in cards
*/
_formatDisplayValue(value) {
if (value === null || value === undefined || isNaN(value)) return '--';
if (Math.abs(value) >= 1000) {
return value.toFixed(0);
} else if (Math.abs(value) >= 100) {
return value.toFixed(1);
} else {
return value.toFixed(2);
console.warn(`Element with ID ${this.name}_${value_name} not found.`);
}
}
@ -219,6 +181,8 @@ class Indicator {
}
updateLine(name, data, value_name) {
console.log('indicators[68]: updateLine takes:(name, data, value_name)');
console.log(name, data, value_name);
// Check if the data is a multi-value object
if (typeof data === 'object' && data !== null && value_name in data) {
@ -299,6 +263,7 @@ class SMA extends Indicator {
init(data) {
this.setLine('line', data, 'value');
console.log('line data', data);
}
update(data) {
@ -609,8 +574,8 @@ class CandlestickPattern extends Indicator {
}
addPatternHist(name, chart) {
// v5 API: use addSeries with HistogramSeries
this.hist[name] = chart.addSeries(LightweightCharts.HistogramSeries, {
// Create histogram series for pattern signals
this.hist[name] = chart.addHistogramSeries({
priceFormat: {
type: 'price',
},

16
src/static/lightweight-charts.standalone.production.js
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