add struct

internal/pause/pause.go

@@ -0,0 +1,21 @@
+package pause
+
+import (
+	"strconv"
+	"strings"
+	"time"
+)
+
+func GetDuration(text string) (time.Duration, error) {
+	d := strings.TrimSuffix(text, "ч")
+	d = strings.TrimSuffix(d, "д")
+	count, err := strconv.Atoi(d)
+	if err != nil {
+		return 0, err
+	}
+	res := time.Duration(count) * time.Hour
+	if strings.HasSuffix(text, "д") {
+		res *= 24
+	}
+	return res, nil
+}