PIbd-22_Bondarenko_M.S_SUBD/PersonnelDepartmentView/PersonnelDepartmentDatabaseImplement/Implements/DepartmentStorage.cs

89 lines
2.5 KiB
C#

using Microsoft.EntityFrameworkCore;
using PersonnelDepartmentContracts.BindingModels;
using PersonnelDepartmentContracts.SearchModels;
using PersonnelDepartmentContracts.StoragesContracts;
using PersonnelDepartmentContracts.ViewModels;
using PersonnelDepartmentDatabaseImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace PersonnelDepartmentDatabaseImplement.Implements
{
public class DepartmentStorage : IDepartmentStorage
{
public DepartmentViewModel? Delete(DepartmentBindingModel model)
{
using var context = new PersonnelDepartmentDatabase();
var element = context.Departments
.FirstOrDefault(x => x.Id == model.Id);
if (element == null)
{
return null;
}
context.Departments.Remove(element);
return element.GetViewModel;
}
public DepartmentViewModel? GetElement(DepartmentSearchModel model)
{
if (!model.Id.HasValue)
{
return null;
}
using var context = new PersonnelDepartmentDatabase();
return context.Departments
.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id) ||
(!string.IsNullOrEmpty(model.Name) && x.Name == model.Name) ||
(model.Telephone.HasValue && x.Telephone == model.Telephone))?.GetViewModel;
}
public List<DepartmentViewModel> GetFilteredList(DepartmentSearchModel model)
{
using var context = new PersonnelDepartmentDatabase();
return context.Departments
.Where(x => (model.Id.HasValue && x.Id == model.Id) ||
(!string.IsNullOrEmpty(model.Name) && x.Name == model.Name) ||
(model.Telephone.HasValue && x.Telephone == model.Telephone))
.Select(x => x.GetViewModel).ToList();
}
public List<DepartmentViewModel> GetFullList()
{
using var context = new PersonnelDepartmentDatabase();
return context.Departments
.Select(x => x.GetViewModel)
.ToList();
}
public DepartmentViewModel? Insert(DepartmentBindingModel model)
{
var newElement = Department.Create(model);
if (newElement == null)
{
return null;
}
using var context = new PersonnelDepartmentDatabase();
context.Departments.Add(newElement);
context.SaveChanges();
return newElement.GetViewModel;
}
public DepartmentViewModel? Update(DepartmentBindingModel model)
{
using var context = new PersonnelDepartmentDatabase();
var element = context.Departments
.FirstOrDefault(x => x.Id == model.Id);
if (element == null)
{
return null;
}
element.Update(model);
context.SaveChanges();
return element.GetViewModel;
}
}
}