upgrade logic

internal/bins/bins.go

@@ -57,16 +57,7 @@ func Uninstall(restic bool) error {
 	return nil
 }
 
-func InstallRestic() error {
+func downloadAndInstallAsset(body GithubRelease, name string) error {
-	installed := internal.CheckIfCommandIsCallable("restic")
-	if installed {
-		colors.Body.Println("restic already installed")
-		return nil
-	} else {
-		body, err := dlJSON("https://api.github.com/repos/restic/restic/releases/latest")
-		if err != nil {
-			return err
-		}
 	ending := fmt.Sprintf("_%s_%s.bz2", runtime.GOOS, runtime.GOARCH)
 	for _, asset := range body.Assets {
 		if strings.HasSuffix(asset.Name, ending) {
@@ -82,7 +73,7 @@ func InstallRestic() error {
 			bz := bzip2.NewReader(resp.Body)
 
 			// Save binary
-				file, err := os.Create(path.Join(INSTALL_PATH, "restic"))
+			file, err := os.Create(path.Join(INSTALL_PATH, name))
 			if err != nil {
 				return err
 			}
@@ -90,11 +81,24 @@ func InstallRestic() error {
 			defer file.Close()
 			io.Copy(file, bz)
 
-				colors.Success.Printf("Successfully installed restic under %s\n", INSTALL_PATH)
+			colors.Success.Printf("Successfully installed '%s' under %s\n", name, INSTALL_PATH)
 			return nil
 		}
 	}
 	return errors.New("could not find right binary for your system, please install restic manually. https://bit.ly/2Y1Rzai")
+}
+
+func InstallRestic() error {
+	installed := internal.CheckIfCommandIsCallable("restic")
+	if installed {
+		colors.Body.Println("restic already installed")
+		return nil
+	} else {
+		if body, err := dlJSON("https://api.github.com/repos/restic/restic/releases/latest"); err != nil {
+			return err
+		} else {
+			return downloadAndInstallAsset(body, "restic")
+		}
 	}
 }
 
@@ -127,7 +131,7 @@ func Upgrade(restic bool) error {
 		return err
 	}
 	if current.GT(latest) {
-		// TODO: Actually download and install
+		downloadAndInstallAsset(body, "autorestic")
 		colors.Success.Println("Updated autorestic")
 	} else {
 		colors.Body.Println("Already up to date")