bulatova_karina/PIbd-22_Bulatova_K.R._ComputersShop
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full lab2 base

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bulatova_karina 2024-03-13 09:59:15 +04:00
parent d7817431c6
commit e8c76e9574
11 changed files with 588 additions and 2 deletions
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8
ComputersShop/ComputersShop.sln
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@ -11,7 +11,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopContracts", "C
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopListImplement", "ComputersShopListImplement\ComputersShopListImplement.csproj", "{38DB323F-5C39-44A6-921C-BB1D0C330B5B}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopBusinessLogic", "ComputersShopBusinessLogic\ComputersShopBusinessLogic.csproj", "{E8E8A4F7-E499-48CB-B3FB-25DCF234DC7F}"
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopBusinessLogic", "ComputersShopBusinessLogic\ComputersShopBusinessLogic.csproj", "{E8E8A4F7-E499-48CB-B3FB-25DCF234DC7F}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopFileImplement", "ComputersShopFileImplement\ComputersShopFileImplement.csproj", "{13634451-A24C-49E1-9558-E63566167957}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
@ -39,6 +41,10 @@ Global
{E8E8A4F7-E499-48CB-B3FB-25DCF234DC7F}.Debug|Any CPU.Build.0 = Debug|Any CPU
{E8E8A4F7-E499-48CB-B3FB-25DCF234DC7F}.Release|Any CPU.ActiveCfg = Release|Any CPU
{E8E8A4F7-E499-48CB-B3FB-25DCF234DC7F}.Release|Any CPU.Build.0 = Release|Any CPU
{13634451-A24C-49E1-9558-E63566167957}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{13634451-A24C-49E1-9558-E63566167957}.Debug|Any CPU.Build.0 = Debug|Any CPU
{13634451-A24C-49E1-9558-E63566167957}.Release|Any CPU.ActiveCfg = Release|Any CPU
{13634451-A24C-49E1-9558-E63566167957}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE

14
ComputersShop/ComputersShopFileImplement/ComputersShopFileImplement.csproj Normal file
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@ -0,0 +1,14 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\ComputersShopContracts\ComputersShopContracts.csproj" />
<ProjectReference Include="..\ComputersShopDataModels\ComputersShopDataModels.csproj" />
</ItemGroup>
</Project>

59
ComputersShop/ComputersShopFileImplement/DataFileSingleton.cs Normal file
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@ -0,0 +1,59 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ComputersShopFileImplement.Models;
using System.Xml.Linq;
namespace ComputersShopFileImplement
{
internal class DataFileSingleton
{
private static DataFileSingleton? instance;
public readonly string ComponentFileName = "Component.xml";
public readonly string OrderFileName = "Order.xml";
public readonly string ComputerFileName = "Computer.xml";
public List<Component> Components { get; private set; }
public List<Order> Orders { get; private set; }
public List<Computer> Computers { get; private set; }
public static DataFileSingleton GetInstance()
{
if (instance == null)
{
instance = new DataFileSingleton();
}
return instance;
}
public void SaveComponents() => SaveData(Components, ComponentFileName,
"Components", x => x.GetXElement);
public void SaveComputers() => SaveData(Computers, ComputerFileName,
"Computers", x => x.GetXElement);
public void SaveOrders() => SaveData(Orders, OrderFileName,
"Orders", x => x.GetXElement);
private DataFileSingleton()
{
Components = LoadData(ComponentFileName, "Component", x => Component.Create(x)!)!;
Computers = LoadData(ComputerFileName, "Computer", x => Computer.Create(x)!)!;
Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
}
private static List<T>? LoadData<T>(string filename, string xmlNodeName,
Func<XElement, T> selectFunction)
{
if (File.Exists(filename))
{
return XDocument.Load(filename)?.Root?.Elements(xmlNodeName)?.Select(selectFunction)?.ToList();
}
return new List<T>();
}
private static void SaveData<T>(List<T> data, string filename,
string xmlNodeName, Func<T, XElement> selectFunction)
{
if (data != null)
{
new XDocument(new XElement(xmlNodeName, data.Select(selectFunction).ToArray())).Save(filename);
}
}
}
}

83
ComputersShop/ComputersShopFileImplement/Implements/ComponentStorage.cs Normal file
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@ -0,0 +1,83 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopFileImplement.Models;
namespace ComputersShopFileImplement.Implements
{
public class ComponentStorage : IComponentStorage
{
private readonly DataFileSingleton source;
public ComponentStorage()
{
source = DataFileSingleton.GetInstance();
}
public List<ComponentViewModel> GetFullList()
{
return source.Components.Select(x => x.GetViewModel).ToList();
}
public List<ComponentViewModel> GetFiltredList(ComponentSearchModel model)
{
if (string.IsNullOrEmpty(model.ComponentName))
{
return new();
}
return source.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;
}
return source.Components
.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComponentName) &&
x.ComponentName == model.ComponentName) || (model.Id.HasValue &&
x.Id == model.Id))?.GetViewModel;
}
public ComponentViewModel? Insert(ComponentBindingModel model)
{
model.Id = source.Components.Count > 0 ? source.Components.Max(x => x.Id) + 1 : 1;
var newComponent = Component.Create(model);
if (newComponent == null)
{
return null;
}
source.Components.Add(newComponent);
source.SaveComponents();
return newComponent.GetViewModel;
}
public ComponentViewModel? Update(ComponentBindingModel model)
{
var component = source.Components.FirstOrDefault(x => x.Id == model.Id);
if (component == null)
{
return null;
}
component.Update(model);
source.SaveComponents();
return component.GetViewModel;
}
public ComponentViewModel? Delete(ComponentBindingModel model)
{
var element = source.Components.FirstOrDefault(x => x.Id == model.Id);
if (element != null)
{
source.Components.Remove(element);
source.SaveComponents();
return element.GetViewModel;
}
return null;
}
}
}

82
ComputersShop/ComputersShopFileImplement/Implements/ComputerStorage.cs Normal file
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@ -0,0 +1,82 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopFileImplement.Models;
namespace ComputersShopFileImplement.Implements
{
public class ComputerStorage : IComputerStorage
{
private readonly DataFileSingleton source;
public ComputerStorage()
{
source = DataFileSingleton.GetInstance();
}
public List<ComputerViewModel> GetFullList()
{
return source.Computers.Select(x => x.GetViewModel).ToList();
}
public List<ComputerViewModel> GetFiltredList(ComputerSearchModel model)
{
if (string.IsNullOrEmpty(model.ComputerName))
{
return new();
}
return source.Computers
.Where(x => x.ComputerName.Contains(model.ComputerName))
.Select(x => x.GetViewModel)
.ToList();
}
public ComputerViewModel? GetElement(ComputerSearchModel model)
{
if (!string.IsNullOrEmpty(model.ComputerName) && !model.Id.HasValue)
{
return null;
}
return source.Computers
.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComputerName) &&
x.ComputerName == model.ComputerName) || (model.Id.HasValue &&
x.Id == model.Id))?.GetViewModel;
}
public ComputerViewModel? Insert(ComputerBindingModel model)
{
model.Id = source.Computers.Count > 0 ? source.Components.Max(x => x.Id) + 1 : 1;
var newComputer = Computer.Create(model);
if (newComputer == null)
{
return null;
}
source.Computers.Add(newComputer);
source.SaveComputers();
return newComputer.GetViewModel;
}
public ComputerViewModel? Update(ComputerBindingModel model)
{
var computer = source.Computers.FirstOrDefault(x => x.Id == model.Id);
if (computer == null)
{
return null;
}
computer.Update(model);
source.SaveComputers();
return computer.GetViewModel;
}
public ComputerViewModel? Delete(ComputerBindingModel model)
{
var element = source.Computers.FirstOrDefault(x => x.Id == model.Id);
if (element != null)
{
source.Computers.Remove(element);
source.SaveComputers();
return element.GetViewModel;
}
return null;
}
}
}

83
ComputersShop/ComputersShopFileImplement/Implements/OrderStorage.cs Normal file
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@ -0,0 +1,83 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.SearchModels;
using ComputersShopContracts.StoragesContracts;
using ComputersShopContracts.ViewModels;
using ComputersShopFileImplement.Models;
namespace ComputersShopFileImplement.Implements
{
public class OrderStorage : IOrderStorage
{
private readonly DataFileSingleton source;
public OrderStorage()
{
source = DataFileSingleton.GetInstance();
}
public List<OrderViewModel> GetFullList()
{
return source.Orders.Select(x => GetViewModel(x)).ToList();
}
public List<OrderViewModel> GetFiltredList(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return new();
}
return source.Orders.Where(x => x.Id == model.Id).Select(x => GetViewModel(x)).ToList();
}
public OrderViewModel? GetElement(OrderSearchModel model)
{
if (!model.Id.HasValue)
{
return null;
}
return GetViewModel(source.Orders.FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id));
}
public OrderViewModel? Update(OrderBindingModel model)
{
var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
if (order == null)
{
return null;
}
order.Update(model);
source.SaveOrders();
return GetViewModel(order);
}
public OrderViewModel? Insert(OrderBindingModel model)
{
model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1;
var newOrder = Order.Create(model);
if (newOrder == null)
{
return null;
}
source.Orders.Add(newOrder);
source.SaveOrders();
return GetViewModel(newOrder);
}
public OrderViewModel? Delete(OrderBindingModel model)
{
var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
if (order == null)
{
return null;
}
source.Orders.Remove(order);
source.SaveOrders();
return GetViewModel(order);
}
private OrderViewModel GetViewModel(Order order)
{
var viewModel = order.GetViewModel;
var computer = source.Computers.FirstOrDefault(x => x.Id == order.ComputerId);
viewModel.ComputerName = computer?.ComputerName;
return viewModel;
}
}
}

65
ComputersShop/ComputersShopFileImplement/Models/Component.cs Normal file
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@ -0,0 +1,65 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Models;
using System.Xml.Linq;
namespace ComputersShopFileImplement.Models
{
public class Component : IComponentModel
{
public int Id { get; private set; }
public string ComponentName { get; private set; } = string.Empty;
public double Cost { get; set; }
public static Component? Create(ComponentBindingModel model)
{
if (model == null)
{
return null;
}
return new Component()
{
Id = model.Id,
ComponentName = model.ComponentName,
Cost = model.Cost
};
}
public static Component? Create(XElement element)
{
if (element == null)
{
return null;
}
return new Component()
{
Id = Convert.ToInt32(element.Attribute("Id")!.Value),
ComponentName = element.Element("ComponentName")!.Value,
Cost = Convert.ToDouble(element.Element("Cost")!.Value)
};
}
public void Update(ComponentBindingModel model)
{
if (model == null)
{
return;
}
ComponentName = model.ComponentName;
Cost = model.Cost;
}
public ComponentViewModel GetViewModel => new()
{
Id = Id,
ComponentName = ComponentName,
Cost = Cost
};
public XElement GetXElement => new("Component",
new XAttribute("Id", Id),
new XElement("ComponentName", ComponentName),
new XElement("Cost", Cost.ToString()));
}
}

98
ComputersShop/ComputersShopFileImplement/Models/Computer.cs Normal file
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@ -0,0 +1,98 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Models;
using System.Xml.Linq;
namespace ComputersShopFileImplement.Models
{
public class Computer : IComputerModel
{
public int Id { get; private set; }
public string ComputerName { get; private set; } = string.Empty;
public double Price { get; private set; }
public Dictionary<int, int> Components { get; private set; } = new();
private Dictionary<int, (IComponentModel, int)>? _computerComponents =
null;
public Dictionary<int, (IComponentModel, int)> ComputerComponents
{
get
{
if (_computerComponents == null)
{
var source = DataFileSingleton.GetInstance();
_computerComponents = Components.ToDictionary(x => x.Key, y =>
((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!,
y.Value));
}
return _computerComponents;
}
}
public static Computer? Create(ComputerBindingModel model)
{
if (model == null)
{
return null;
}
return new Computer()
{
Id = model.Id,
ComputerName = model.ComputerName,
Price = model.Price,
Components = model.ComputerComponents.ToDictionary(x => x.Key, x
=> x.Value.Item2)
};
}
public static Computer? Create(XElement element)
{
if (element == null)
{
return null;
}
return new Computer()
{
Id = Convert.ToInt32(element.Attribute("Id")!.Value),
ComputerName = element.Element("ComputerName")!.Value,
Price = Convert.ToDouble(element.Element("Price")!.Value),
Components = element.Element("ComputerComponents")!.Elements("ComputerComponent")
.ToDictionary(x => Convert.ToInt32(x.Element("Key")?.Value), x => Convert.ToInt32(x.Element("Value")?.Value))
};
}
public void Update(ComputerBindingModel model)
{
if (model == null)
{
return;
}
ComputerName = model.ComputerName;
Price = model.Price;
Components = model.ComputerComponents.ToDictionary(x => x.Key, x =>
x.Value.Item2);
_computerComponents = null;
}
public ComputerViewModel GetViewModel => new()
{
Id = Id,
ComputerName = ComputerName,
Price = Price,
ComputerComponents = ComputerComponents
};
public XElement GetXElement => new("Computer",
new XAttribute("Id", Id),
new XElement("ComputerName", ComputerName),
new XElement("Price", Price.ToString()),
new XElement("ComputerComponents", Components.Select(x =>
new XElement("ComputerComponent",
new XElement("Key", x.Key),
new XElement("Value", x.Value)))
.ToArray()));
}
}

95
ComputersShop/ComputersShopFileImplement/Models/Order.cs Normal file
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@ -0,0 +1,95 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.ViewModels;
using ComputersShopDataModels.Enums;
using ComputersShopDataModels.Models;
using System.Xml.Linq;
namespace ComputersShopFileImplement.Models
{
public class Order : IOrderModel
{
public int Id { get; private set; }
public int ComputerId { get; private set; }
public int Count { get; private set; }
public double Sum { get; private set; }
public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
public DateTime DateCreate { get; private set; } = DateTime.Now;
public DateTime? DateImplement { get; private set; }
public static Order? Create(OrderBindingModel? model)
{
if (model == null)
{
return null;
}
return new Order()
{
Id = model.Id,
ComputerId = model.ComputerId,
Count = model.Count,
Sum = model.Sum,
Status = model.Status,
DateCreate = model.DateCreate,
DateImplement = model.DateImplement,
};
}
public static Order? Create(XElement element)
{
if (element == null)
{
return null;
}
var id = Convert.ToInt32(element.Attribute("Id")!.Value);
var computerId = Convert.ToInt32(element.Element("ComputerId")!.Value);
var sum = Convert.ToDouble(element.Element("Sum")!.Value);
var count = Convert.ToInt32(element.Element("Count")!.Value);
var status = (OrderStatus)Enum.Parse(typeof(OrderStatus), element.Element("Status")!.Value);
var dateCreate = Convert.ToDateTime(element.Element("DateCreate")!.Value);
var dateImplement = DateTime.Now;
return new Order()
{
Id = Convert.ToInt32(element.Attribute("Id")!.Value),
ComputerId = Convert.ToInt32(element.Element("ComputerId")!.Value),
Sum = Convert.ToDouble(element.Element("Sum")!.Value),
Count = Convert.ToInt32(element.Element("Count")!.Value),
Status = (OrderStatus)Enum.Parse(typeof(OrderStatus), element.Element("Status")!.Value),
DateCreate = Convert.ToDateTime(element.Element("DateCreate")!.Value),
DateImplement = string.IsNullOrEmpty(element.Element("DateImplement")!.Value) ? null : Convert.ToDateTime(element.Element("DateImplement")!.Value)
};
}
public void Update(OrderBindingModel? model)
{
if (model == null)
{
return;
}
Status = model.Status;
DateImplement = model.DateImplement;
}
public OrderViewModel GetViewModel => new()
{
Id = Id,
ComputerId = ComputerId,
Sum = Sum,
Count = Count,
Status = Status,
DateCreate = DateCreate,
DateImplement = DateImplement,
};
public XElement GetXElement => new(
"Order",
new XAttribute("Id", Id),
new XElement("ComputerId", ComputerId.ToString()),
new XElement("Count", Count.ToString()),
new XElement("Sum", Sum.ToString()),
new XElement("Status", Status.ToString()),
new XElement("DateCreate", DateCreate.ToString()),
new XElement("DateImplement", DateImplement.ToString())
);
}
}

1
ComputersShop/ComputersShopView/ComputersShopView.csproj
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@ -30,6 +30,7 @@
<ItemGroup>
<ProjectReference Include="..\ComputersShopBusinessLogic\ComputersShopBusinessLogic.csproj" />
<ProjectReference Include="..\ComputersShopContracts\ComputersShopContracts.csproj" />
<ProjectReference Include="..\ComputersShopFileImplement\ComputersShopFileImplement.csproj" />
<ProjectReference Include="..\ComputersShopListImplement\ComputersShopListImplement.csproj" />
</ItemGroup>

2
ComputersShop/ComputersShopView/Program.cs
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@ -1,7 +1,7 @@
using ComputersShopBusinessLogic.BusinessLogics;
using ComputersShopContracts.BuisnessLogicsContracts;
using ComputersShopContracts.StoragesContracts;
using ComputersShopListImplement.Implements;
using ComputersShopFileImplement.Implements;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using NLog.Extensions.Logging;