feat(utils): add pkg utils

pkg/formatters/duration.go

@@ -0,0 +1,37 @@
+package formatters
+
+import (
+	"fmt"
+	"strings"
+	"time"
+)
+
+// FormatDuration takes a duration and returns a human-readable duration string.
+// For example: 1928371 seconds -> "22d 7h 39m 31s"
+func FormatDuration(d time.Duration) string {
+	if d == 0 {
+		return "N/A"
+	}
+
+	var parts []string
+
+	days := int(d.Hours()) / 24
+	hours := int(d.Hours()) % 24
+	minutes := int(d.Minutes()) % 60
+	seconds := int(d.Seconds()) % 60
+
+	if days > 0 {
+		parts = append(parts, fmt.Sprintf("%dd", days))
+	}
+	if hours > 0 {
+		parts = append(parts, fmt.Sprintf("%dh", hours))
+	}
+	if minutes > 0 {
+		parts = append(parts, fmt.Sprintf("%dm", minutes))
+	}
+	if seconds > 0 {
+		parts = append(parts, fmt.Sprintf("%ds", seconds))
+	}
+
+	return strings.Join(parts, " ")
+}