UNPKG

pricehistory

Version:

Transforms raw OHLCV series data into enriched candles with technical indicators, pattern recognition, and trend analysis.

62 lines 2.46 kB
"use strict"; var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { if (k2 === undefined) k2 = k; var desc = Object.getOwnPropertyDescriptor(m, k); if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) { desc = { enumerable: true, get: function() { return m[k]; } }; } Object.defineProperty(o, k2, desc); }) : (function(o, m, k, k2) { if (k2 === undefined) k2 = k; o[k2] = m[k]; })); var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) { Object.defineProperty(o, "default", { enumerable: true, value: v }); }) : function(o, v) { o["default"] = v; }); var __importStar = (this && this.__importStar) || (function () { var ownKeys = function(o) { ownKeys = Object.getOwnPropertyNames || function (o) { var ar = []; for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k; return ar; }; return ownKeys(o); }; return function (mod) { if (mod && mod.__esModule) return mod; var result = {}; if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]); __setModuleDefault(result, mod); return result; }; })(); Object.defineProperty(exports, "__esModule", { value: true }); const utilN = __importStar(require("@nameer/utils")); function setCandleMacdPivot(opt, candle) { if (opt.macd === false || opt.macdPivot === false || candle.macdHist === undefined) return; const fast = opt.macd[0]; const slow = opt.macd[1]; const signal = opt.macd[2]; const prevEmaFast = candle[`ema${fast}`]; const prevEmaSlow = candle[`ema${slow}`]; const prevMacdSignal = candle.macdSignal; const prevMacdHist = candle.macdHist; if (prevEmaFast === undefined || prevEmaSlow === undefined || prevMacdSignal === undefined) return; const mFast = 2 / (fast + 1); const mSlow = 2 / (slow + 1); const mSignal = 2 / (signal + 1); const A = mFast - mSlow; const B = prevEmaFast * (1 - mFast) - prevEmaSlow * (1 - mSlow); const price = (prevMacdHist / (1 - mSignal) + prevMacdSignal - B) / A; candle.macdPivot = utilN.math.num(price); } exports.default = setCandleMacdPivot; //# sourceMappingURL=candle.setMacdPivot.js.map