public async Task <IActionResult> AddEmployeeSalary(SalaryForAddDto model) { if (!ModelState.IsValid) { return(BadRequest(ModelState)); } if (await _repo.SalaryExists(model.EmployeeId)) { return(BadRequest(new { message = "This employee salary is already exist" })); } _response = await _repo.AddEmployeeSalary(model); return(Ok(_response)); }