ticker

package
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Published: Sep 26, 2018 License: MIT Imports: 6 Imported by: 0

README

GoCryptoTrader package Ticker

Build Status Software License GoDoc Coverage Status Go Report Card

This ticker package is part of the GoCryptoTrader codebase.

This is still in active development

You can track ideas, planned features and what's in progresss on this Trello board: https://trello.com/b/ZAhMhpOy/gocryptotrader.

Join our slack to discuss all things related to GoCryptoTrader! GoCryptoTrader Slack

Current Features for ticker

  • This services the exchanges package by ticker functions.

  • This package facilitates ticker generation.

  • Attaches methods to an ticker

    • Returns a string of a value
  • Gets a loaded ticker by exchange, asset type and currency pair.

  • This package is primarily used in conjunction with but not limited to the exchange interface system set by exchange wrapper orderbook functions in "exchange"_wrapper.go.

Examples below:

tick, err := yobitExchange.GetTickerPrice()
if err != nil {
  // Handle error
}

// Converts ticker value to string
tickerValString := tick.PriceToString(...)
  • or if you have a routine setting an exchange orderbook you can access it via the package itself.
tick, err := ticker.GetTicker(...)
if err != nil {
  // Handle error
}
Please click GoDocs chevron above to view current GoDoc information for this package

Contribution

Please feel free to submit any pull requests or suggest any desired features to be added.

When submitting a PR, please abide by our coding guidelines:

  • Code must adhere to the official Go formatting guidelines (i.e. uses gofmt).
  • Code must be documented adhering to the official Go commentary guidelines.
  • Code must adhere to our coding style.
  • Pull requests need to be based on and opened against the master branch.

Donations

If this framework helped you in any way, or you would like to support the developers working on it, please donate Bitcoin to:

1F5zVDgNjorJ51oGebSvNCrSAHpwGkUdDB

Documentation

Index

Constants

View Source
const (
	ErrTickerForExchangeNotFound = "Ticker for exchange does not exist."
	ErrPrimaryCurrencyNotFound   = "Error primary currency for ticker not found."
	ErrSecondaryCurrencyNotFound = "Error secondary currency for ticker not found."

	Spot = "SPOT"
)

Const values for the ticker package

Variables

View Source
var (
	Tickers []Ticker
)

Vars for the ticker package

Functions

func FirstCurrencyExists

func FirstCurrencyExists(exchange string, currency pair.CurrencyItem) bool

FirstCurrencyExists checks to see if the first currency of the Price map exists

func ProcessTicker

func ProcessTicker(exchangeName string, p pair.CurrencyPair, tickerNew Price, tickerType string)

ProcessTicker processes incoming tickers, creating or updating the Tickers list

func SecondCurrencyExists

func SecondCurrencyExists(exchange string, p pair.CurrencyPair) bool

SecondCurrencyExists checks to see if the second currency of the Price map exists

Types

type Price

type Price struct {
	Pair         pair.CurrencyPair `json:"Pair"`
	LastUpdated  time.Time         `json:"LastUpdated"`
	CurrencyPair string            `json:"CurrencyPair"`
	Last         float64           `json:"Last"`
	High         float64           `json:"High"`
	Low          float64           `json:"Low"`
	Bid          float64           `json:"Bid"`
	Ask          float64           `json:"Ask"`
	Volume       float64           `json:"Volume"`
	PriceATH     float64           `json:"PriceATH"`
}

Price struct stores the currency pair and pricing information

func GetTicker

func GetTicker(exchange string, p pair.CurrencyPair, tickerType string) (Price, error)

GetTicker checks and returns a requested ticker if it exists

type Ticker

type Ticker struct {
	Price        map[pair.CurrencyItem]map[pair.CurrencyItem]map[string]Price
	ExchangeName string
}

Ticker struct holds the ticker information for a currency pair and type

func CreateNewTicker

func CreateNewTicker(exchangeName string, p pair.CurrencyPair, tickerNew Price, tickerType string) Ticker

CreateNewTicker creates a new Ticker

func GetTickerByExchange

func GetTickerByExchange(exchange string) (*Ticker, error)

GetTickerByExchange returns an exchange Ticker

func (*Ticker) PriceToString

func (t *Ticker) PriceToString(p pair.CurrencyPair, priceType, tickerType string) string

PriceToString returns the string version of a stored price field

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