pricehistory
Version:
Transforms raw OHLCV series data into enriched candles with technical indicators, pattern recognition, and trend analysis.
55 lines • 2.33 kB
JavaScript
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Object.defineProperty(exports, "__esModule", { value: true });
const utilN = __importStar(require("@nameer/utils"));
function setCandleSignal(opt, candle, ctx) {
var _a;
for (const [anchor, ...keys] of opt.signal) {
for (const k of keys) {
const key = `signal${utilN.capitalize(anchor)}To${utilN.capitalize(k)}`;
candle[key] = utilN.math.change.percent(candle[anchor], candle[k]);
for (const period of opt.sma) {
const winKey = `signal${period}${key}`;
(_a = ctx.window)[winKey] ?? (_a[winKey] = []);
ctx.window[winKey].push(candle[key]);
if (ctx.window[winKey].length > period)
ctx.window[winKey].shift();
candle[`sma${period}${utilN.capitalize(key)}`] = utilN.math.mean(ctx.window[winKey]);
}
}
}
}
exports.default = setCandleSignal;
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