hide spinner if interactive false (#328)

* hide preflight spinner if interactive is false

Co-authored-by: Salah Aldeen Al Saleh <salahalsaleh1993@gmail.com>

cmd/preflight/cli/run.go

@@ -91,35 +91,37 @@ func runPreflights(v *viper.Viper, arg string) error {
 	finishedCh := make(chan bool, 1)
 	progressCh := make(chan interface{}, 0) // non-zero buffer will result in missed messages
 
-	s := spin.New()
-	go func() {
-		lastMsg := ""
-		for {
-			select {
-			case msg, ok := <-progressCh:
-				if !ok {
-					continue
-				}
-				switch msg := msg.(type) {
-				case error:
-					c := color.New(color.FgHiRed)
-					c.Println(fmt.Sprintf("%s\r * %v", cursor.ClearEntireLine(), msg))
-				case string:
-					if lastMsg == msg {
-						break
+	if v.GetBool("interactive") {
+		s := spin.New()
+		go func() {
+			lastMsg := ""
+			for {
+				select {
+				case msg, ok := <-progressCh:
+					if !ok {
+						continue
 					}
-					lastMsg = msg
-					c := color.New(color.FgCyan)
-					c.Println(fmt.Sprintf("%s\r * %s", cursor.ClearEntireLine(), msg))
+					switch msg := msg.(type) {
+					case error:
+						c := color.New(color.FgHiRed)
+						c.Println(fmt.Sprintf("%s\r * %v", cursor.ClearEntireLine(), msg))
+					case string:
+						if lastMsg == msg {
+							break
+						}
+						lastMsg = msg
+						c := color.New(color.FgCyan)
+						c.Println(fmt.Sprintf("%s\r * %s", cursor.ClearEntireLine(), msg))
+					}
+				case <-time.After(time.Millisecond * 100):
+					fmt.Printf("\r  \033[36mRunning Preflight checks\033[m %s ", s.Next())
+				case <-finishedCh:
+					fmt.Printf("\r%s\r", cursor.ClearEntireLine())
+					return
 				}
-			case <-time.After(time.Millisecond * 100):
-				fmt.Printf("\r  \033[36mRunning Preflight checks\033[m %s ", s.Next())
-			case <-finishedCh:
-				fmt.Printf("\r%s\r", cursor.ClearEntireLine())
-				return
 			}
-		}
-	}()
+		}()
+	}
 
 	defer func() {
 		close(finishedCh)