sentio/market.go

package sentio

import (
	"errors"
	"time"
)

var (
	ErrMarketClosed  = errors.New("market is closed")
	ErrTooSmallOrder = errors.New("too small order size")
)

type Market interface {
	Clock() Clock
	IsOpen() bool
	Cooldown() uint8

	Connect(done chan struct{}) (chan MarketConnection, error)
	Subscribe(symbols ...string) error

	Account() (MarketAccount, error)

	CreateOrder(symbol string, quantity uint, sl float64) (Order, error)
	UpdateOrder(orderID string, sl float64) error
	CloseOrder(orderID string) (Order, error)

	Order(orderID string, nested bool) (Order, error)
	Orders(criteria OrderListCriteria) ([]Order, error)
	Portfolio() (Portfolio, error)
	PortfolioHistory() ([]PortfolioRecord, error)
	Quotes(symbols ...string) (map[string]Quote, error)
	HistoricalBars(symbols []string, interval time.Duration, from *time.Time) (map[string][]Bar, error)
}