quantadesk

markers: [
  { time: candles[i].time, side: "buy", price: candles[i].low, label: "진입 후보" }
]

lines: [
  { price: slow[slow.length - 1], title: "EMA 21", color: "#7c3aed" }
]

summary: `EMA 교차 신호 ${markers.length}개`

const fast = tools.ema(candles, 9);
const slow = tools.ema(candles, 21);
const markers = [];

for (let i = 1; i < candles.length; i += 1) {
  if (tools.crossOver(fast, slow, i)) {
    markers.push({ time: candles[i].time, side: "buy", price: candles[i].low, label: "EMA 상향" });
  }
}

return {
  markers,
  lines: [{ price: slow[slow.length - 1], title: "EMA 21", color: "#7c3aed" }],
  summary: `EMA 교차 신호 ${markers.length}개`
};

// RSI 14가 과매도에서 회복되는 캔들을 매수 후보로 표시
const rsi = tools.rsi(candles, 14);
const markers = [];

for (let i = 1; i < candles.length; i += 1) {
  const wasOversold = rsi[i - 1] != null && rsi[i - 1] < 30;
  const recovered = rsi[i] != null && rsi[i] >= 30;
  if (wasOversold && recovered) {
    markers.push({ time: candles[i].time, side: "buy", price: candles[i].low, label: "RSI 회복" });
  }
}

return {
  markers,
  lines: [],
  summary: `RSI 회복 신호 ${markers.length}개`
};