import (
  "github.com/bhoeting/go-yql-finance"
)

type HistoricalPiece struct {
	Low      float64
	High     float64
	Open     float64
	Close    float64
	Volume   float64
	AdjClose float64
	Date     time.Time
}

// The second parameter is the time interval.
// You can pass in "d", "w", "m", "daily", "weekly", or "montly".
days := yql.GetHistoricalData("GOOG", "daily")

for _, day := range days {
	fmt.Println(day.Close)
}

type CurrentPiece struct {
	Ask       float64
	Open      float64
	Name      string
	Symbol    string
	Change    float64
	PrevClose float64
}

current := yql.GetCurrentData("GOOG", "AAPL")

for _, day := range days {
	fmt.Println(day.Ask)
}

type TradingDay interface {
	Price() float64
}