Animated grade-polling timer

hulloitskai · Dec 27, 2018 · 45d6888 · 45d6888
1 parent 8e1efab
commit 45d6888
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Showing 2 changed files with 11 additions and 5 deletions.
diff --git a/cmd/grades.go b/cmd/grades.go
@@ -135,9 +135,13 @@ check:
 		interval := time.Duration(rng.Int63n(int64(gradesMaxPollInterval-
 			gradesMinPollInterval))) + gradesMinPollInterval
 
-		interact.Errf("Checking again in %.f seconds (press ctrl-c to stop).\n",
-			interval.Seconds())
-		time.Sleep(interval)
+		for interval >= 0 {
+			interact.Errf("\rChecking again in %.f seconds (press ctrl-c to stop).",
+				interval.Seconds())
+			time.Sleep(time.Second)
+			interval -= time.Second
+		}
+		interact.Errln()
 		goto check
 	}
 	return nil

diff --git a/cmd/interactive.go b/cmd/interactive.go
@@ -84,8 +84,10 @@ func interactiveHelp() {
 	}
 
 	// Add custom entries:
-	entries = append(entries, HelpEntry{"poll", "Poll grades repeatedly, every " +
-		"30s."})
+	entries = append(entries, HelpEntry{
+		"poll",
+		gradesCmd.GetFlag("poll").Model().Help,
+	})
 	entries = append(entries, HelpEntry{"quit", "Quit interactive mode."})
 
 	fmt.Println("Commands:")