refactor(ui): split TUI logic into multiple files and improve styling

internal/ui/utils.go

@@ -0,0 +1,57 @@
+package ui
+
+import (
+	"fmt"
+	"time"
+)
+
+// formatTimeAgo formats a time into a readable "X time ago" string
+func formatTimeAgo(t time.Time) string {
+	now := time.Now()
+	duration := now.Sub(t)
+
+	switch {
+	case duration < time.Minute:
+		seconds := int(duration.Seconds())
+		if seconds <= 1 {
+			return "1 second ago"
+		}
+		return fmt.Sprintf("%d seconds ago", seconds)
+	case duration < time.Hour:
+		minutes := int(duration.Minutes())
+		if minutes == 1 {
+			return "1 minute ago"
+		}
+		return fmt.Sprintf("%d minutes ago", minutes)
+	case duration < 24*time.Hour:
+		hours := int(duration.Hours())
+		if hours == 1 {
+			return "1 hour ago"
+		}
+		return fmt.Sprintf("%d hours ago", hours)
+	case duration < 7*24*time.Hour:
+		days := int(duration.Hours() / 24)
+		if days == 1 {
+			return "1 day ago"
+		}
+		return fmt.Sprintf("%d days ago", days)
+	case duration < 30*24*time.Hour:
+		weeks := int(duration.Hours() / (24 * 7))
+		if weeks == 1 {
+			return "1 week ago"
+		}
+		return fmt.Sprintf("%d weeks ago", weeks)
+	case duration < 365*24*time.Hour:
+		months := int(duration.Hours() / (24 * 30))
+		if months == 1 {
+			return "1 month ago"
+		}
+		return fmt.Sprintf("%d months ago", months)
+	default:
+		years := int(duration.Hours() / (24 * 365))
+		if years == 1 {
+			return "1 year ago"
+		}
+		return fmt.Sprintf("%d years ago", years)
+	}
+}