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kienvt 2025-07-09 10:41:41 +07:00
parent dbf3b758fe
commit e45c62215e
3 changed files with 723 additions and 35 deletions
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75
src/services/indicatorService.ts
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@ -1,27 +1,54 @@
import { EMA, MACD } from 'technicalindicators';
import { Candle } from '../dao/candles';
import { EMA, MACD } from "technicalindicators";
import { Candle } from "../dao/candles";
import { analyzeCandleSequence } from "../helpers/candles";
export function analyze(candles: Candle[]): { ema34: number; ema200: number; macd: any } {
let close = candles.map(c => c.close);
const ema34 = EMA.calculate({ period: 34, values: close, reversedInput: true });
const ema200 = EMA.calculate({ period: 200, values: close, reversedInput: true });
const macd = MACD.calculate({
values: close,
fastPeriod: 45,
slowPeriod: 90,
signalPeriod: 9,
SimpleMAOscillator: false,
SimpleMASignal: false,
reversedInput: true
});
const candle = candles[0];
if (candle.low < ema200[0] && candle.high > ema200[0] && candle.close > ema200[0]) {
console.log('Buy');
export class IndicatorService {
constructor() {}
analyze(candles: Candle[]): { ema34: number; ema200: number; macd: any } {
let close = candles.map((c) => c.close);
const ema34 = EMA.calculate({
period: 34,
values: close,
reversedInput: true,
});
const ema200 = EMA.calculate({
period: 200,
values: close,
reversedInput: true,
});
const macd = MACD.calculate({
values: close,
fastPeriod: 45,
slowPeriod: 90,
signalPeriod: 9,
SimpleMAOscillator: false,
SimpleMASignal: false,
reversedInput: true,
});
const candle = candles[0];
if (
candle.low < ema200[0] &&
candle.high > ema200[0] &&
candle.close > ema200[0]
) {
console.log("Buy");
}
if (
candle.high > ema200[0] &&
candle.low < ema200[0] &&
candle.close < ema200[0]
) {
console.log("Sell");
}
const candleAnalysis = analyzeCandleSequence([
candles[2],
candles[1],
candles[0],
]);
return { ema34: ema34[0], ema200: ema200[0], macd: macd[0] };
}
if (candle.high > ema200[0] && candle.low < ema200[0] && candle.close < ema200[0]) {
console.log('Sell');
}
return { ema34: ema34[0], ema200: ema200[0], macd: macd[0] };
}