public async Task <IActionResult> PutMstPackage([FromRoute] int id, [FromBody] MstPackage mstPackage)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (id != mstPackage.PackageId)
            {
                return(BadRequest());
            }

            _context.Entry(mstPackage).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!MstPackageExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(NoContent());
        }
        public async Task <IActionResult> PostMstPackage([FromBody] MstPackage mstPackage)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            _context.MstPackage.Add(mstPackage);
            await _context.SaveChangesAsync();

            return(CreatedAtAction("GetMstPackage", new { id = mstPackage.PackageId }, mstPackage));
        }