Refactor!

create sub packages
delete unused code
delete code from not use command cmdRouter,cmdTest, cmdRundocs
make command plugins
check with gosimple,staticcheck,go vet,unused,unconvert

cmd/commands/run/docs.go

@@ -0,0 +1,88 @@
+package run
+
+import (
+	"archive/zip"
+	"io"
+	"net/http"
+	"os"
+	"strings"
+
+	beeLogger "github.com/beego/bee/logger"
+)
+
+var (
+	swaggerVersion = "2"
+	swaggerlink    = "https://github.com/beego/swagger/archive/v" + swaggerVersion + ".zip"
+)
+
+func downloadFromURL(url, fileName string) {
+	var down bool
+	if fd, err := os.Stat(fileName); err != nil && os.IsNotExist(err) {
+		down = true
+	} else if fd.Size() == int64(0) {
+		down = true
+	} else {
+		beeLogger.Log.Infof("'%s' already exists", fileName)
+		return
+	}
+	if down {
+		beeLogger.Log.Infof("Downloading '%s' to '%s'...", url, fileName)
+		output, err := os.Create(fileName)
+		if err != nil {
+			beeLogger.Log.Errorf("Error while creating '%s': %s", fileName, err)
+			return
+		}
+		defer output.Close()
+
+		response, err := http.Get(url)
+		if err != nil {
+			beeLogger.Log.Errorf("Error while downloading '%s': %s", url, err)
+			return
+		}
+		defer response.Body.Close()
+
+		n, err := io.Copy(output, response.Body)
+		if err != nil {
+			beeLogger.Log.Errorf("Error while downloading '%s': %s", url, err)
+			return
+		}
+		beeLogger.Log.Successf("%d bytes downloaded!", n)
+	}
+}
+
+func unzipAndDelete(src string) error {
+	beeLogger.Log.Infof("Unzipping '%s'...", src)
+	r, err := zip.OpenReader(src)
+	if err != nil {
+		return err
+	}
+	defer r.Close()
+
+	rp := strings.NewReplacer("swagger-"+swaggerVersion, "swagger")
+	for _, f := range r.File {
+		rc, err := f.Open()
+		if err != nil {
+			return err
+		}
+		defer rc.Close()
+
+		fname := rp.Replace(f.Name)
+		if f.FileInfo().IsDir() {
+			os.MkdirAll(fname, f.Mode())
+		} else {
+			f, err := os.OpenFile(
+				fname, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, f.Mode())
+			if err != nil {
+				return err
+			}
+			defer f.Close()
+
+			_, err = io.Copy(f, rc)
+			if err != nil {
+				return err
+			}
+		}
+	}
+	beeLogger.Log.Successf("Done! Deleting '%s'...", src)
+	return os.RemoveAll(src)
+}