public async Task <IActionResult> Get([FromRoute] Int32 couponId)
{
var Catg = _couponService.GetCouponByIdAsync(couponId);
if (Catg == null)
{
return(NotFound(new ErrorResponse
{
message = "Not Found",
status = NotFound().StatusCode
}));
}
return(Ok(Catg));
}
