trading-indicator

provide trading technical indicator values based on market data of almost crypto currency exchanges https://www.npmjs.com/package/trading-indicator

Installation

Node.js version 10 or later is required

npm install --save trading-indicator

Available Indicators

• BB (Bollinger bands)
  • Parameters:
    • Bollinger bands period: integer
    • stdDev : integer
    • Input source: "open" | "high" | "low" | "close"
    • Exchange
    • Ticker
    • Interval
    • IsFuture exchange : true if future exchange (default is false, means that spot exchange)

    const bb = require('trading-indicator').bb
    let bbData = await bb(50, 2, "close", "binance", "BTC/USDT", "15m", true)
    console.log(bbData[bbData.length - 2])

• EMA (Exponential Moving Average)
  • Parameters:
    • MA period: integer
    • Input source: "open" | "high" | "low" | "close"
    • Exchange
    • Ticker
    • Interval
    • IsFuture exchange : true if future exchange (default is false, means that spot exchange)

  const ema = require('trading-indicator').ema
  let emaData = await ema(8, "close", "binance", "BTC/USDT", "15m", true)
  console.log(emaData[emaData.length - 1])

• IchimokuCloud
  • Parameters:
    • conversionPeriod: integer
    • basePeriod: integer
    • spanPeriod: integer
    • displacement: integer
    • Exchange
    • Ticker
    • Interval
    • IsFuture exchange : true if future exchange (default is false, means that spot exchange)

  const ichimokuCloud = require('trading-indicator').ichimokuCloud
  console.log(await ichimokuCloud(9, 26, 52, 26, 'binance', 'BTC/USDT', '1h', false))

• MACD (Moving Average Convergence Divergence)
  • Parameters:
    • Fast period: integer
    • Slow period: integer
    • Signal period: integer
    • Input source: "open" | "high" | "low" | "close"
    • Exchange
    • Ticker
    • Interval
    • IsFuture exchange : true if future exchange (default is false, means that spot exchange)

    const ichimokuCloud = require('trading-indicator').ichimokuCloud
    console.log(await ichimokuCloud(9, 26, 52, 26, 'binance', 'BTC/USDT', '1h', false))

• MFI
  • Parameters:
    • MFI period: integer
    • Exchange
    • Ticker
    • Interval
    • IsFuture exchange : true if future exchange (default is false, means that spot exchange)

   const mfi = require('trading-indicator').mfi
   console.log(await mfi(14, "binance", "BTC/USDT", "15m", true))

• OBV
  • Parameters:
    • Exchange
    • Ticker
    • Interval
    • IsFuture exchange : true if future exchange (default is false, means that spot exchange)

   const obv = require('trading-indicator').obv
   console.log(await obv("binance", "BTC/USDT", "15m", true))

• RSI
  • Parameters:
    • RSI period: integer
    • Input source: "open" | "high" | "low" | "close"
    • Exchange
    • Ticker
    • Interval
    • IsFuture exchange : true if future exchange (default is false, means that spot exchange)

   const rsi = require('trading-indicator').rsi
   console.log(await rsi(14, "close", "binance", "BTC/USDT", "15m", true))

• SMA (Simple Moving Average)
  • Parameters:
    • MA period: integer
    • Input source: "open" | "high" | "low" | "close"
    • Exchange
    • Ticker
    • Interval
    • IsFuture exchange : true if future exchange (default is false, means that spot exchange)

  const sma = require('trading-indicator').sma
  let smaData = await sma(8, "close", "binance", "BTC/USDT", "15m", true)
  console.log(smaData[smaData.length - 1])

• Stochastic RSI
  • Parameters:
    • kPeriod: integer
    • dPeriod: integer
    • rsiPeriod: integer
    • stochasticPeriod: integer
    • Input source: "open" | "high" | "low" | "close"
    • Exchange
    • Ticker
    • Interval
    • IsFuture exchange : true if future exchange (default is false, means that spot exchange)

   const stochasticRSI = require('trading-indicator').stochasticRSI
   console.log(await stochasticRSI(3, 3, 14, 14, "close", "binance", "BTC/USDT", "15m", true))

• WMA (Weighted Moving Average)
  • Parameters:
    • MA period: integer
    • Input source: "open" | "high" | "low" | "close"
    • Exchange
    • Ticker
    • Interval
    • IsFuture exchange : true if future exchange (default is false, means that spot exchange)

  const wma = require('trading-indicator').wma
  let wmaData = await wma(8, "close", "binance", "BTC/USDT", "15m", true)
  console.log(wmaData[wmaData.length - 1])

Fetch ticker information

• Parameter:
  • Exchange name
  • Symbol
  • IsFuture exchange

let ticker = await indicators.ticker("binance", symbol, true)

The structure of a ticker is as follows:

{
    'symbol':        string symbol of the market ('BTC/USD', 'ETH/BTC', ...)
    'info':        { the original non-modified unparsed reply from exchange API },
    'timestamp':     int (64-bit Unix Timestamp in milliseconds since Epoch 1 Jan 1970)
    'datetime':      ISO8601 datetime string with milliseconds
    'high':          float, // highest price
    'low':           float, // lowest price
    'bid':           float, // current best bid (buy) price
    'bidVolume':     float, // current best bid (buy) amount (may be missing or undefined)
    'ask':           float, // current best ask (sell) price
    'askVolume':     float, // current best ask (sell) amount (may be missing or undefined)
    'vwap':          float, // volume weighed average price
    'open':          float, // opening price
    'close':         float, // price of last trade (closing price for current period)
    'last':          float, // same as `close`, duplicated for convenience
    'previousClose': float, // closing price for the previous period
    'change':        float, // absolute change, `last - open`
    'percentage':    float, // relative change, `(change/open) * 100`
    'average':       float, // average price, `(last + open) / 2`
    'baseVolume':    float, // volume of base currency traded for last 24 hours
    'quoteVolume':   float, // volume of quote currency traded for last 24 hours
}

Available Alerts

• Golden cross / Death cross

  • Parameter:

    • MA_FAST (should be 50)
    • MA_SLOW (should be 200)
    • Exchange name
    • Symbol
    • Interval
    • IsFuture exchange

    Sample code

      alerts = require('trading-indicator').alerts
      
      await alerts.goldenCross(50, 200, 'binance', 'BTC/USDT', '1h', false) 
      await alerts.deathCross(50, 200, 'binance', 'BTC/USDT', '1h', false) 
      
      // check both golden/death cross
      await alerts.maCross(50, 200, 'binance', 'BTC/USDT', '1h', false) // response  { goldenCross: false, deathCross: false }
    

• RSI in overBought/overSold area

  • Parameter:

    • RSI Period
    • OverBoughtThreshold (75)
    • OverSoldThreshold (25)
    • Exchange name
    • Symbol
    • Interval
    • IsFuture exchange

    Sample code

      alerts = require('trading-indicator').alerts
            
      await alerts.rsiCheck(14, 75, 25, 'binance', 'BTC/USDT', '1h', false) 
      // Test RSIcheck
      // { overBought: false, overSold: false, rsiVal: 27.81 }
    

• Price crosses SMA/EMA

  • Parameter:

    • MA Period
    • Exchange name
    • Symbol
    • Interval
    • IsFuture exchange

    Sample code

      alerts = require('trading-indicator').alerts
    
      await alerts.priceCrossSMA(14, 'binance', 'BTC/USDT', '1h', false) 
      //Test SMA cross
      // { cross: true, direction: 'up' }
    
    
      await alerts.priceCrossEMA(14, 'binance', 'BTC/USDT', '1h', false) 
      // Test EMA cross
      // { cross: true, direction: 'down' }
      
    

Supported exchanges

• https://github.com/ccxt/ccxt#certified-cryptocurrency-exchanges

• https://github.com/ccxt/ccxt#supported-cryptocurrency-exchange-markets

Supported interval

• 1m : 1 minute
• 5m: 5 minutes
• 15m: 15 minutes
• 30m: 30 minutes
• 45m: 45 minutes
• 1h : 1 hour
• 2h : 2 hours
• 4h : 4 hours
• 1d : 1 day
• 1w : 1 week
• 1M : 1 month

Dependencies

• 
• technicalindicators