ISEbd-21_Chernyshov_N.I._LawFirm/LawFirm/LawFirmDatabase/Implements/CaseServiceStorage.cs

using LawFirmContracts.BindingModels;
using LawFirmContracts.SearchModels;
using LawFirmContracts.StorageContracts;
using LawFirmContracts.ViewModels;
using LawFirmDatabase.Models;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace LawFirmDatabase.Implements
{
    public class CaseServiceStorage : ICaseServiceStorage
    {
        public List<CaseServiceViewModel> GetFullList()
        {
            using var context = new LawFirmDBContext();
            return context.CaseServices
                .Include(x => x.Case)
                .Select(x => x.GetViewModel)
                .ToList();
        }
        public List<CaseServiceViewModel> GetFilteredList(CaseServiceSearchModel model)
        {
            using var context = new LawFirmDBContext();
            return context.CaseServices
                .Where(x => x.Id == model.Id)
                .Include(x => x.Case)
                .Select(x => x.GetViewModel)
                .ToList();
        }
        public CaseServiceViewModel? GetElement(CaseServiceSearchModel model)
        {
            if (model == null)
            {
                return null;
            }
            using var context = new LawFirmDBContext();
            if (model.Id.HasValue)
            {
                return context.CaseServices
                    .Include(x => x.Case)
                    .FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
            }
            return null;
        }
        public CaseServiceViewModel? Insert(CaseServiceBindingModel model)
        {
            using var context = new LawFirmDBContext();
            var newCaseService = CaseService.Create(context, model);
            if (newCaseService != null)
            {
                context.CaseServices.Add(newCaseService);
                context.SaveChanges();
                return newCaseService.GetViewModel;
            }
            return null;
        }
        public CaseServiceViewModel? Update(CaseServiceBindingModel model)
        {
            using var context = new LawFirmDBContext();
            var CaseService = context.CaseServices.FirstOrDefault(x => x.Id == model.Id);
            if (CaseService == null)
            {
                return null;
            }
            CaseService.Update(context, model);
            context.SaveChanges();
            return CaseService.GetViewModel;
        }
        public CaseServiceViewModel? Delete(CaseServiceBindingModel model)
        {
            using var context = new LawFirmDBContext();
            var CaseService = context.CaseServices.FirstOrDefault(x => x.Id == model.Id);
            if (CaseService == null)
            {
                return null;
            }
            context.CaseServices.Remove(CaseService);
            context.SaveChanges();
            return CaseService.GetViewModel;
        }
    }
}