Example #1
0
File: index.go Project: nzai/Tast
//	更新区间极值指数
func UpdateAll() error {

	log.Println("开始更新区间极值指标")

	//	数据保存目录
	dataDir, err := config.GetDataDir()
	if err != nil {
		return err
	}

	//	获取所有股票
	stocks, err := stock.GetAll()
	if err != nil {
		return err
	}

	//log.Printf("共有股票%d只", len(stocks))

	for _, stock := range stocks {
		//	更新每只股票的指标
		err = updateStock(stock.Code, dataDir)
		if err != nil {
			log.Fatal(err)
		}
	}

	log.Println("区间极值指标更新完毕")

	return err
}
Example #2
0
File: turtle.go Project: nzai/Tast
func saveSystem() error {
	dataDir, err := config.GetDataDir()
	if err != nil {
		return err
	}

	filePath := filepath.Join(dataDir, dataFileName)
	//	打开文件
	file, err := os.OpenFile(filePath, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0x777)
	if err != nil {
		return err
	}
	defer file.Close()

	file.WriteString(fmt.Sprintf("Codes = %d %v\n", len(currentTurtleTradingSystem.Codes), currentTurtleTradingSystem.Codes))
	file.WriteString(fmt.Sprintf("StartAmount = %f\n", currentTurtleTradingSystem.StartAmount))
	file.WriteString(fmt.Sprintf("Commission = %f\n", currentTurtleTradingSystem.Commission))
	file.WriteString(fmt.Sprintf("StartDate = %s\n", currentTurtleTradingSystem.StartDate))
	file.WriteString(fmt.Sprintf("EndDate = %s\n", currentTurtleTradingSystem.EndDate))
	file.WriteString(fmt.Sprintf("Start\t[Holding = %d N = %d Enter = %d Exit = %d Stop = %d]\n",
		currentTurtleTradingSystem.Start.Holding,
		currentTurtleTradingSystem.Start.N,
		currentTurtleTradingSystem.Start.Enter,
		currentTurtleTradingSystem.Start.Exit,
		currentTurtleTradingSystem.Start.Stop))
	file.WriteString(fmt.Sprintf("End\t[Holding = %d N = %d Enter = %d Exit = %d Stop = %d]\n",
		currentTurtleTradingSystem.End.Holding,
		currentTurtleTradingSystem.End.N,
		currentTurtleTradingSystem.End.Enter,
		currentTurtleTradingSystem.End.Exit,
		currentTurtleTradingSystem.End.Stop))
	file.WriteString(fmt.Sprintf("Current\t[Holding = %d N = %d Enter = %d Exit = %d Stop = %d]\n",
		currentTurtleTradingSystem.Current.Holding,
		currentTurtleTradingSystem.Current.N,
		currentTurtleTradingSystem.Current.Enter,
		currentTurtleTradingSystem.Current.Exit,
		currentTurtleTradingSystem.Current.Stop))
	file.WriteString(fmt.Sprintf("CurrentProfit = %.3f\n", currentTurtleTradingSystem.CurrentProfit))
	file.WriteString(fmt.Sprintf("CurrentProfit = %.3f%%\n", currentTurtleTradingSystem.CurrentProfitPercent*100))
	file.WriteString(fmt.Sprintf("Best\t[Holding = %d N = %d Enter = %d Exit = %d Stop = %d]\n",
		currentTurtleTradingSystem.Best.Holding,
		currentTurtleTradingSystem.Best.N,
		currentTurtleTradingSystem.Best.Enter,
		currentTurtleTradingSystem.Best.Exit,
		currentTurtleTradingSystem.Best.Stop))
	file.WriteString(fmt.Sprintf("BestProfit = %.3f\n", currentTurtleTradingSystem.BestProfit))
	file.WriteString(fmt.Sprintf("BestProfit = %.3f%%\n", currentTurtleTradingSystem.BestProfitPercent*100))
	file.WriteString(fmt.Sprintf("CalculatingAmount = %d\n", currentTurtleTradingSystem.CalculatingAmount))
	file.WriteString(fmt.Sprintf("CalculatedAmount = %d\n", currentTurtleTradingSystem.CalculatedAmount))
	file.WriteString(fmt.Sprintf("CalculatedSeconds = %d\n", currentTurtleTradingSystem.CalculatedSeconds))
	file.WriteString(fmt.Sprintf("RemainTips = %s\n", currentTurtleTradingSystem.RemainTips))

	return nil
}
Example #3
0
File: daily.go Project: nzai/Tast
//	更新股票历史
func UpdateAll() error {

	log.Print("开始更新股票历史")

	//	数据保存目录
	dataDir, err := config.GetDataDir()
	if err != nil {
		return err
	}

	//	获取所有的股票
	stocks, err := stock.GetAll()
	if err != nil {
		return err
	}

	chanSend := make(chan int, updateGoroutinesCount)
	chanReceive := make(chan int)

	//	并发获取股票历史
	go func() {
		for _, stock := range stocks {
			go func(code string) {
				//	更新每只股票的历史
				err = updateStock(code, dataDir)
				if err != nil {
					log.Fatal(err)
				}
				<-chanSend
				chanReceive <- 1
			}(stock.Code)

			chanSend <- 1
		}
	}()

	//	阻塞,直到所有股票更新完历史
	for _, _ = range stocks {
		<-chanReceive
	}

	log.Print("股票历史更新成功")

	return err
}
Example #4
0
File: stock.go Project: nzai/Tast
//	获取股票列表
func GetAll() ([]Stock, error) {

	//	数据保存目录
	dataDir, err := config.GetDataDir()
	if err != nil {
		return nil, err
	}

	//	股票列表文件路径
	filePath := filepath.Join(dataDir, stocksFileName)
	_, err = os.Stat(filePath)
	if os.IsNotExist(err) {
		//	如果股票列表文件不存在,则从纳斯达克下载
		stocks, err := downloadFromNasdaq100()
		if err != nil {
			return nil, err
		}

		//	保存下载的股票
		return stocks, save(stocks, filePath)
	}

	return load(filePath)
}