30bedcbb67
- Split inline JS into separate ES module files (indicators/, strategies/, ui/, utils/) - Fix brain.py strategy registry to use MAStrategy directly instead of missing modules - Add auto-backfill for detected data gaps in collector monitoring loop - Fix chart resize on sidebar toggle - Fix chart scrollToTime -> setVisibleLogicalRange
38 lines
1.5 KiB
JavaScript
38 lines
1.5 KiB
JavaScript
import { BaseIndicator } from './base.js';
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export class RSIIndicator extends BaseIndicator {
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calculate(candles) {
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const period = this.params.period || 14;
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const results = new Array(candles.length).fill(null);
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let gains = 0, losses = 0;
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for (let i = 1; i < candles.length; i++) {
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const diff = candles[i].close - candles[i-1].close;
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const gain = diff > 0 ? diff : 0;
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const loss = diff < 0 ? -diff : 0;
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if (i <= period) {
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gains += gain;
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losses += loss;
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if (i === period) {
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let avgGain = gains / period;
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let avgLoss = losses / period;
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results[i] = 100 - (100 / (1 + (avgGain / (avgLoss || 0.00001))));
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}
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} else {
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const lastAvgGain = (results[i-1] ? (results[i-1] > 0 ? (period-1) * (results[i-1] * (gains+losses)/100) : 0) : 0);
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gains = (gains * (period - 1) + gain) / period;
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losses = (losses * (period - 1) + loss) / period;
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results[i] = 100 - (100 / (1 + (gains / (losses || 0.00001))));
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}
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}
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return results;
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}
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getMetadata() {
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return {
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name: 'RSI',
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inputs: [{ name: 'period', label: 'Period', type: 'number', default: 14, min: 1, max: 100 }],
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plots: [{ id: 'value', color: '#9c27b0', title: 'RSI' }]
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};
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}
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}
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