gitee.com/quant1x/engine@v1.8.4/cache/cache_code.go (about)

     1  package cache
     2  
     3  import (
     4  	"fmt"
     5  	"gitee.com/quant1x/exchange"
     6  )
     7  
     8  // CacheId 通过代码构建目录结构
     9  func CacheId(code string) string {
    10  	_, marketName, code := exchange.DetectMarket(code)
    11  	cacheId := fmt.Sprintf("%s%s", marketName, code)
    12  	return cacheId
    13  }
    14  
    15  // CacheIdPath code从后保留3位, 市场缩写+从头到倒数第3的代码, 确保每个目录只有000~999个代码
    16  func CacheIdPath(code string) string {
    17  	N := 3
    18  	cacheId := CacheId(code)
    19  	length := len(cacheId)
    20  
    21  	prefix := cacheId[:length-N]
    22  	return fmt.Sprintf("%s/%s", prefix, cacheId)
    23  }