Илья Федотов 08017d171e Base.01
2024-05-13 16:49:39 +04:00

76 lines
2.3 KiB
C#

using DinerContracts.BindingModels;
using DinerContracts.SearchModels;
using DinerContracts.StoragesContracts;
using DinerContracts.ViewModels;
using DinerFileImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace DinerFileImplement.Implements {
public class ImplementerStorage : IImplementerStorage {
private readonly DataFileSingleton _source;
private ImplementerStorage() {
_source = DataFileSingleton.GetInstance();
}
public ImplementerViewModel? Insert(ImplementerBindingModel model) {
model.ID = _source.Implementers.Count > 0 ? _source.Implementers.Max(x => x.ID) + 1 : 1;
var newImplementer = Implementer.Create(model);
if (newImplementer == null) {
return null;
}
_source.Implementers.Add(newImplementer);
_source.SaveImplementer();
return newImplementer.GetViewModel;
}
public ImplementerViewModel? Update(ImplementerBindingModel model) {
var implementer = _source.Implementers.FirstOrDefault(x => x.ID == model.ID);
if (implementer == null) {
return null;
}
implementer.Update(model);
_source.SaveImplementer();
return implementer.GetViewModel;
}
public ImplementerViewModel? Delete(ImplementerBindingModel model) {
var element = _source.Implementers.FirstOrDefault(x => x.ID == model.ID);
if ( element != null) {
_source.Implementers.Remove(element);
_source.SaveImplementer();
return element.GetViewModel;
}
return null;
}
public ImplementerViewModel? GetElement(ImplementerSearchModel model) {
if (string.IsNullOrEmpty(model.ImplementerFIO) && !model.ID.HasValue) {
return null;
}
return _source.Implementers.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ImplementerFIO) &&
x.ImplementerFIO == model.ImplementerFIO) ||
model.ID.HasValue && x.ID == model.ID)?.GetViewModel;
}
public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model) {
if (string.IsNullOrEmpty(model.ImplementerFIO)) {
return new();
}
return _source.Implementers.Where(x => x.ImplementerFIO.Contains(model.ImplementerFIO))
.Select(x => x.GetViewModel).ToList();
}
public List<ImplementerViewModel> GetFullList() {
return _source.Implementers.Select(x => x.GetViewModel).ToList();
}
}
}