yahoofinance

README

Yahoo Finance Provider

Go client for YahooFinance stock quote historical and real time data.

Installation

go get -u github.com/dijeferson/yahoo-finance-provider

Usage and Examples

1. Historical stock quote data for MSFT

package main

import (
	"fmt"

	"github.com/dijeferson/yahoo-finance-provider"
)

func main() {
	response, _ := yahoofinance.FetchDailyQuoteHistory("MSFT")

	for _, stock := range response {
		fmt.Println(stock.ToJSON())
	}
}

2. Latest stock quote data for MSFT

Use the interval type to specify the aggregation. In the example below, the last 15 minutes of stock values for MSFT, aggregated by 5 min averages.

package main

import (
	"fmt"
	"time"
	"github.com/dijeferson/yahoo-finance-provider"
    "github.com/dijeferson/yahoo-finance-provider/interval"
)

func main() {
	// currentTime - 15 minutes
	start := time.Now().Unix() - 900
	response, _ := yahoofinance.FetchUntilNow("MSFT", start, interval.FiveMinutes)

	for _, stock := range response {
		fmt.Println(stock.ToJSON())
	}
}

Available Intervals

• OneMinutes
• TwoMinutes
• FiveMinutes
• FifteenMinutes
• ThirtyMinutes
• SixtyMinutes
• NinetyMinutes
• OneHour
• OneDays
• FiveDays
• SevenDays
• ThirtyDays
• NinetyDays

Documentation

Index

• type StockQuote
  • func Fetch(symbol string, startDate int64, endDate int64, interval interval.Interval) ([]StockQuote, error)
  • func FetchDailyQuoteHistory(symbol string) ([]StockQuote, error)
  • func FetchUntilNow(symbol string, startDate int64, interval interval.Interval) ([]StockQuote, error)
  • func (data *StockQuote) String() string
  • func (data *StockQuote) ToJSON() string

Types

type StockQuote

type StockQuote struct {
	Symbol   string
	Date     string
	Open     float64
	High     float64
	Low      float64
	Close    float64
	AdjClose float64
	Volume   float64
}

StockQuote data type

func Fetch

func Fetch(symbol string, startDate int64, endDate int64, interval interval.Interval) ([]StockQuote, error)

Fetch fetches stock quotes for a given symbol, in a given timespan (startDate and endDate), separated by interval.

func FetchDailyQuoteHistory

func FetchDailyQuoteHistory(symbol string) ([]StockQuote, error)

FetchDailyQuoteHistory fetches daily stock quote values from 1970-01-01 until today for a given symbol.

func FetchUntilNow

func FetchUntilNow(symbol string, startDate int64, interval interval.Interval) ([]StockQuote, error)

FetchUntilNow fetches stock quote values for a given symbol from a startDate until now, separated by interval.

func (*StockQuote) String

func (data *StockQuote) String() string

String generates a debuggable and easy to read string from the model

func (*StockQuote) ToJSON

func (data *StockQuote) ToJSON() string

ToJSON generates the JSON serialization for the model