PIbd-21_RazubaevSM_Plumbing.../PlumbingRepair/PlumbingRepairDatabaseImplement/Implements/ComponentStorage.cs

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C#
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2024-03-23 21:01:40 +04:00
using PlumbingRepairContracts.BindingModels;
using PlumbingRepairContracts.SearchModels;
using PlumbingRepairContracts.StoragesContracts;
using PlumbingRepairContracts.ViewModels;
using PlumbingRepairDatabaseImplement.Models;
namespace PlumbingRepairDatabaseImplement.Implements
{
public class ComponentStorage : IComponentStorage
{
public List<ComponentViewModel> GetFullList()
{
using var context = new PlumbingRepairDatabase();
return context.Components
.Select(x => x.GetViewModel)
.ToList();
}
public List<ComponentViewModel> GetFilteredList(ComponentSearchModel model)
{
if (string.IsNullOrEmpty(model.ComponentName))
{
return new();
}
using var context = new PlumbingRepairDatabase();
return context.Components
.Where(x => x.ComponentName.Contains(model.ComponentName))
.Select(x => x.GetViewModel)
.ToList();
}
public ComponentViewModel? GetElement(ComponentSearchModel model)
{
if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
{
return null;
}
using var context = new PlumbingRepairDatabase();
return context.Components
.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName == model.ComponentName) ||
(model.Id.HasValue && x.Id == model.Id))
?.GetViewModel;
}
public ComponentViewModel? Insert(ComponentBindingModel model)
{
var newComponent = Component.Create(model);
if (newComponent == null)
{
return null;
}
using var context = new PlumbingRepairDatabase();
context.Components.Add(newComponent);
context.SaveChanges();
return newComponent.GetViewModel;
}
public ComponentViewModel? Update(ComponentBindingModel model)
{
using var context = new PlumbingRepairDatabase();
var component = context.Components.FirstOrDefault(x => x.Id == model.Id);
if (component == null)
{
return null;
}
component.Update(model);
context.SaveChanges();
return component.GetViewModel;
}
public ComponentViewModel? Delete(ComponentBindingModel model)
{
using var context = new PlumbingRepairDatabase();
var element = context.Components.FirstOrDefault(rec => rec.Id == model.Id);
if (element != null)
{
context.Components.Remove(element);
context.SaveChanges();
return element.GetViewModel;
}
return null;
}
}
}