func()

in cdn-aliyun/aliyun.go [140:218]

• 70 lines of code
• 17 McCabe index (conditional complexity)

func (c *CDN) scanStaticPathFiles(fileName string) (err error) {
	if len(fileName) == 0 {
		return
	}
	// scan static path files
	entry, err := os.ReadDir(fileName)
	if err != nil {
		log.Error("read static dir failed: ", err, fileName)
		return
	}
	for _, info := range entry {
		if info.IsDir() {
			err = c.scanStaticPathFiles(filepath.Join(fileName, info.Name()))
			if err != nil {
				return
			}
			continue
		}

		var file *os.File
		filePath := filepath.Join(fileName, info.Name())
		fi, _ := info.Info()
		size := fi.Size()
		file, err = os.Open(filePath)
		if err != nil {
			log.Error("open file failed: %v", err)
			return
		}

		suffix := staticPath[:1]
		if suffix != "/" {
			suffix = ""
		}
		filePath = strings.TrimPrefix(filePath, staticPath+suffix)

		// rebuild custom io.Reader
		ns := strings.Split(info.Name(), ".")
		if info.Name() == "asset-manifest.json" {
			err = c.Upload(filePath, c.rebuildReader(file, map[string]string{
				"\"/static": "",
			}), size)
			if err != nil {
				return
			}
			continue
		}
		if ns[0] == "main" {
			ext := strings.ToLower(filepath.Ext(filePath))
			if ext == ".js" || ext == ".map" {
				err = c.Upload(filePath, c.rebuildReader(file, map[string]string{
					"\"static": "",
					"=\"/\",":  "=\"\",",
				}), size)

				if err != nil {
					return
				}
				continue
			}

			if ext == ".css" {
				err = c.Upload(filePath, c.rebuildReader(file, map[string]string{
					"url(/static": "url(../../static",
				}), size)

				if err != nil {
					return
				}
				continue
			}
		}

		err = c.Upload(filePath, file, size)
		if err != nil {
			return
		}
	}
	return nil
}