func downloadPackages() {
errMsg := "\nProblem while downloading the assets from the internet for the first time. Trace: %s"
installedDir, err := utils.Install(PackagesURL, packagesInstallDir)
if err != nil {
printer.Dangerf(errMsg, err.Error())
return
}
// installedDir is the packagesInstallDir+PackagesExportedName, we will copy these contents to the parent, to the packagesInstallDir, because of import paths.
err = utils.CopyDir(installedDir, packagesInstallDir)
if err != nil {
printer.Dangerf(errMsg, err.Error())
return
}
// we don't exit on errors here.
// try to remove the unzipped folder
utils.RemoveFile(installedDir[0 : len(installedDir)-1])
}
func createPackage(packageName string, targetDir string) error {
installTo := targetDir // os.Getenv("GOPATH") + utils.PathSeparator + "src" + utils.PathSeparator + targetDir
packageDir := packagesInstallDir + utils.PathSeparator + packageName
err := utils.CopyDir(packageDir, installTo)
if err != nil {
printer.Dangerf("\nProblem while copying the %s package to the %s. Trace: %s", packageName, installTo, err.Error())
return err
}
// now replace main.go's 'github.com/iris-contrib/iris-command-assets/basic/' with targetDir
// hardcode all that, we don't have anything special and neither will do
targetDir = strings.Replace(targetDir, "\\", "/", -1) // for any case
mainFile := installTo + utils.PathSeparator + "backend" + utils.PathSeparator + "main.go"
input, err := ioutil.ReadFile(mainFile)
if err != nil {
printer.Warningf("Error while preparing main file: %#v", err)
}
output := strings.Replace(string(input), "github.com/iris-contrib/iris-command-assets/"+packageName+"/", filepath.Base(targetDir)+"/", -1)
err = ioutil.WriteFile(mainFile, []byte(output), 0777)
if err != nil {
printer.Warningf("Error while preparing main file: %#v", err)
}
printer.Infof("%s package was installed successfully [%s]", packageName, installTo)
// build & run the server
// go build
buildCmd := utils.CommandBuilder("go", "build")
if installTo[len(installTo)-1] != os.PathSeparator || installTo[len(installTo)-1] != '/' {
installTo += utils.PathSeparator
}
buildCmd.Dir = installTo + "backend"
buildCmd.Stderr = os.Stderr
err = buildCmd.Start()
if err != nil {
printer.Warningf("\n Failed to build the %s package. Trace: %s", packageName, err.Error())
}
buildCmd.Wait()
print("\n\n")
// run backend/backend(.exe)
executable := "backend"
if runtime.GOOS == "windows" {
executable += ".exe"
}
runCmd := utils.CommandBuilder("." + utils.PathSeparator + executable)
runCmd.Dir = buildCmd.Dir
runCmd.Stdout = os.Stdout
runCmd.Stderr = os.Stderr
err = runCmd.Start()
if err != nil {
printer.Warningf("\n Failed to run the %s package. Trace: %s", packageName, err.Error())
}
runCmd.Wait()
return err
}
