niver code
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161
data/charts.js
161
data/charts.js
@ -2,14 +2,12 @@ const urlParams = new URLSearchParams(window.location.search);
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const symbol = urlParams.get('symbol');
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const time = urlParams.get('time');
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//window.dispatchEvent(new Event('resize'));
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function timeToLocal(originalTime) {
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const d = new Date(originalTime * 1000);
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return Date.UTC(d.getFullYear(), d.getMonth(), d.getDate(), d.getHours(), d.getMinutes(), d.getSeconds(), d.getMilliseconds()) / 1000;
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}
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function parseCSV(data) {
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function parseCSV(data) {
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const rows = data.split("\n");
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const result = [];
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let start = Math.max(rows.length - 298, 0);
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@ -39,24 +37,43 @@ function timeToLocal(originalTime) {
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}
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}
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return result;
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}
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}
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// Create the Lightweight Chart within the container element
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const chart = LightweightCharts.createChart(document.getElementById('container'),
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{
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function getCrosshairDataPoint(series, param) {
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if (!param.time) {
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return null;
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}
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const dataPoint = param.seriesData.get(series);
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return dataPoint || null;
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}
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function syncCrosshair(chart, series, dataPoint) {
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if (dataPoint) {
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chart.setCrosshairPosition(dataPoint.value, dataPoint.time, series);
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return;
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}
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chart.clearCrosshairPosition();
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}
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// Create the Lightweight Chart within the container element
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const chart = LightweightCharts.createChart(document.getElementById('container'),
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{
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rightPriceScale: {
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minimumWidth: 100,
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borderVisible: false
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},
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height: 500,
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crosshair: {
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mode: 0,
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},
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timeScale: {
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timeVisible: true,
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secondsVisible: false,
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},
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layout: {
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background: {
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type: 'solid',
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@ -64,13 +81,15 @@ function timeToLocal(originalTime) {
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},
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textColor: '#DDD',
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},
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grid: {
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vertLines: { color: '#444' },
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horzLines: { color: '#444' },
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},
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});
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chart.applyOptions({
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});
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chart.applyOptions({
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watermark: {
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visible: true,
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fontSize: 18,
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@ -78,31 +97,33 @@ function timeToLocal(originalTime) {
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vertAlign: 'left',
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color: '#DDD',
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text: symbol + " " + time,
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}});
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}
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});
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// define chart
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const candleSeries = chart.addCandlestickSeries();
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const lineSeriesEMA12 = chart.addLineSeries({ color: 'red', lineWidth: 1, priceLineVisible: false});
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const lineSeriesEMA26 = chart.addLineSeries({ color: 'pink', lineWidth: 1, lineStyle: 2, priceLineVisible: false});
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const lineSeriesEMA50 = chart.addLineSeries({ color: 'cyan', lineWidth: 1, priceLineVisible: false});
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const lineSeriesEMA100 = chart.addLineSeries({ color: 'yellow', lineWidth: 1, priceLineVisible: false});
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const lineSeriesEMA200 = chart.addLineSeries({ color: 'white', lineWidth: 1, priceLineVisible: false});
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const lineSeriesEMA400 = chart.addLineSeries({ color: 'orange', lineWidth: 1, priceLineVisible: false});
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const lineSeriesEMA800 = chart.addLineSeries({ color: 'purple', lineWidth: 1, priceLineVisible: false});
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// define chart
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const candleSeries = chart.addCandlestickSeries();
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const lineSeriesEMA12 = chart.addLineSeries({ color: 'red', lineWidth: 1, priceLineVisible: false});
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const lineSeriesEMA26 = chart.addLineSeries({ color: 'pink', lineWidth: 1, lineStyle: 2, priceLineVisible: false});
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const lineSeriesEMA50 = chart.addLineSeries({ color: 'cyan', lineWidth: 1, priceLineVisible: false});
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const lineSeriesEMA100 = chart.addLineSeries({ color: 'yellow', lineWidth: 1, priceLineVisible: false});
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const lineSeriesEMA200 = chart.addLineSeries({ color: 'white', lineWidth: 1, priceLineVisible: false});
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const lineSeriesEMA400 = chart.addLineSeries({ color: 'orange', lineWidth: 1, priceLineVisible: false});
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const lineSeriesEMA800 = chart.addLineSeries({ color: 'purple', lineWidth: 1, priceLineVisible: false});
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// RSI Chart
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const chartrsi = LightweightCharts.createChart(document.getElementById("container"),
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{
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// RSI Chart
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const chartrsi = LightweightCharts.createChart(document.getElementById("container"),
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{
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rightPriceScale: {
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minimumWidth: 100,
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borderVisible: false
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},
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height: 200,
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timeScale: {
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visible: false,
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},
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layout: {
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background: {
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type: 'solid',
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@ -110,13 +131,14 @@ function timeToLocal(originalTime) {
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},
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textColor: '#DDD',
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},
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grid: {
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vertLines: { color: '#444' },
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horzLines: { color: '#444' },
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},
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});
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});
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chartrsi.applyOptions({
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chartrsi.applyOptions({
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watermark: {
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visible: true,
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fontSize: 18,
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@ -124,25 +146,28 @@ function timeToLocal(originalTime) {
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vertAlign: 'left',
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color: '#DDD',
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text: 'RSI 5,14,21',
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}});
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}
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});
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const lineSeriesRSI5 = chartrsi.addLineSeries({ color: 'orange', lineWidth: 1, lineStyle: 2, priceLineVisible: false});
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const lineSeriesRSI14 = chartrsi.addLineSeries({ color: 'yellow', lineWidth: 2, priceLineVisible: false});
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const lineSeriesRSI21 = chartrsi.addLineSeries({ color: 'lightgreen', lineWidth: 1, lineStyle: 2, priceLineVisible: false});
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const lineSeriesRSI5 = chartrsi.addLineSeries({ color: 'orange', lineWidth: 1, lineStyle: 2, priceLineVisible: false});
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const lineSeriesRSI14 = chartrsi.addLineSeries({ color: 'yellow', lineWidth: 2, priceLineVisible: false});
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const lineSeriesRSI21 = chartrsi.addLineSeries({ color: 'lightgreen', lineWidth: 1, lineStyle: 2, priceLineVisible: false});
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// MACD Chart
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const chartmacd = LightweightCharts.createChart(document.getElementById("container"),
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{
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// MACD Chart
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const chartmacd = LightweightCharts.createChart(document.getElementById("container"),
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{
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rightPriceScale: {
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minimumWidth: 100,
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borderVisible: false
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},
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height: 200,
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timeScale: {
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timeVisible: true,
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secondsVisible: false,
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},
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layout: {
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background: {
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type: 'solid',
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@ -150,13 +175,14 @@ function timeToLocal(originalTime) {
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},
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textColor: '#DDD',
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},
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grid: {
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vertLines: { color: '#444' },
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horzLines: { color: '#444' },
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},
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});
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});
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chartmacd.applyOptions({
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chartmacd.applyOptions({
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watermark: {
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visible: true,
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fontSize: 18,
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@ -164,23 +190,22 @@ function timeToLocal(originalTime) {
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vertAlign: 'left',
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color: '#DDD',
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text: 'MACD 12 26',
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}});
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}
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});
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const lineSeriesMACD = chartmacd.addLineSeries({ color: 'blue', lineWidth: 1, lineStyle: 0, priceLineVisible: false});
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const lineSeriesMACDSignal = chartmacd.addLineSeries({ color: 'orange', lineWidth: 1, lineStyle: 0, priceLineVisible: false});
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const histogramSeriesMACD = chartmacd.addHistogramSeries({
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const lineSeriesMACD = chartmacd.addLineSeries({ color: 'blue', lineWidth: 1, lineStyle: 0, priceLineVisible: false});
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const lineSeriesMACDSignal = chartmacd.addLineSeries({ color: 'orange', lineWidth: 1, lineStyle: 0, priceLineVisible: false});
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const histogramSeriesMACD = chartmacd.addHistogramSeries({
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priceFormat: {
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type: 'volume',
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color: 'orange',
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},
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//priceScaleId: '', // set as an overlay by setting a blank priceScaleId
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});
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});
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fetch("/botdata/asset-histories/" + symbol + ".history." + time + ".csv")
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.then(response => response.text())
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.then(data => {
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fetch("/botdata/asset-histories/" + symbol + ".history." + time + ".csv")
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.then(response => response.text())
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.then(data => {
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const parsedData = parseCSV(data);
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// OHLC Data
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@ -275,51 +300,35 @@ function timeToLocal(originalTime) {
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color: item[100]
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}));
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histogramSeriesMACD.setData(histogramSeriesMACDData);
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});
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});
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// Lines for price levels
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fetch("/botdata/asset-histories/" + symbol + ".history.csv.levels")
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.then(response => response.text())
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.then(text => {
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// Lines for price levels
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fetch("/botdata/asset-histories/" + symbol + ".history.csv.levels")
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.then(response => response.text())
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.then(text => {
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const levels = text.split('\n');
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levels.forEach(function(level) {
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candleSeries.createPriceLine({price: level, color: "darkblue", lineWidth: 0.5, lineStyle: 0, axisLabelVisible: true, title: 'Level'});
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});
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});
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});
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// Sync charts timeScale
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chart.timeScale().fitContent();
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chart.timeScale().subscribeVisibleLogicalRangeChange(timeRange => {
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// Sync charts timeScale
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chart.timeScale().fitContent();
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chart.timeScale().subscribeVisibleLogicalRangeChange(timeRange => {
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chartrsi.timeScale().setVisibleLogicalRange(timeRange);
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chartmacd.timeScale().setVisibleLogicalRange(timeRange);
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});
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});
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chartrsi.timeScale().subscribeVisibleLogicalRangeChange(timeRange => {
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chartrsi.timeScale().subscribeVisibleLogicalRangeChange(timeRange => {
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chart.timeScale().setVisibleLogicalRange(timeRange);
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});
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});
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chartmacd.timeScale().subscribeVisibleLogicalRangeChange(timeRange => {
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chartmacd.timeScale().subscribeVisibleLogicalRangeChange(timeRange => {
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chart.timeScale().setVisibleLogicalRange(timeRange);
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});
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});
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function getCrosshairDataPoint(series, param) {
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if (!param.time) {
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return null;
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}
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const dataPoint = param.seriesData.get(series);
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return dataPoint || null;
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}
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function syncCrosshair(chart, series, dataPoint) {
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if (dataPoint) {
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chart.setCrosshairPosition(dataPoint.value, dataPoint.time, series);
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return;
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}
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chart.clearCrosshairPosition();
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}
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chart.subscribeCrosshairMove(param => {
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const dataPoint = getCrosshairDataPoint(lineSeriesEMA50, param);
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syncCrosshair(chartrsi, lineSeriesRSI14, dataPoint);
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@ -331,7 +340,6 @@ chartrsi.subscribeCrosshairMove(param => {
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syncCrosshair(chart, lineSeriesEMA50, dataPoint);
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const dataPointmacd = getCrosshairDataPoint(lineSeriesRSI14, param);
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syncCrosshair(chartmacd, lineSeriesMACD, dataPointmacd);
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});
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chartmacd.subscribeCrosshairMove(param => {
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const dataPoint = getCrosshairDataPoint(lineSeriesMACD, param);
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@ -339,4 +347,3 @@ chartmacd.subscribeCrosshairMove(param => {
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const dataPointrsi = getCrosshairDataPoint(lineSeriesMACD, param);
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syncCrosshair(chartrsi, lineSeriesRSI14, dataPointrsi);
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});
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