labwok07

ProjectElectricLocomotive/ProjectElectricLocomotive/CollectionGenericObjects/AbstractCompany.cs

@@ -96,10 +96,17 @@ public abstract class AbstractCompany
         DrawBackgound(graphics);
         SetObjectsPosition();
         for (int i = 0; i < (_collection?.Count ?? 0); ++i)
+        {
+            try
             {
                 DrawningLocomotive? obj = _collection?.Get(i);
                 obj?.DrawTransport(graphics);
             }
+            catch(Exception)
+            {
+                continue;
+            }
+        }
         return bitmap;
     }
 

ProjectElectricLocomotive/ProjectElectricLocomotive/CollectionGenericObjects/ListGenericObjects.cs

@@ -1,4 +1,5 @@
-using System;
+using ProjectElectricLocomotive.Exceptions;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -48,17 +49,21 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
     public T? Get(int position)
     {
         // проверка позиции
-        if (position >= Count || position < 0)
+        try
         {
-            return null;
+            if (_collection[position] == null) throw new ObjectNotFoundException(position);
-        }
             return _collection[position];
         }
+        catch (IndexOutOfRangeException)
+        {
+            throw new PositionOutOfCollectionException(position);
+        }
+    }
 
     public int Insert(T obj)
     {
 
-        if (Count == _maxCount) return -1;
+        if (Count == _maxCount) throw new CollectionOwerflowException(Count);
         _collection.Add(obj);
         return Count;
     }
@@ -69,14 +74,10 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
         // проверка позиции
         // вставка по позиции
 
-        if (position >= Count || position < 0)
+        if (position > MaxCount) throw new CollectionOwerflowException(position);
-        {
+
-            return -1;
+        if (obj == null) throw new ArgumentNullException(nameof(obj));
-        }
+
-        if (Count == _maxCount)
-        {
-            return -1;
-        }
         _collection.Insert(position, obj);
         return position;
 
@@ -86,10 +87,16 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
     {
         // проверка позиции
         // удаление объекта из списка
-        if (position >= Count || position < 0) return null;
+        try
+        {
             T obj = _collection[position];
             _collection.RemoveAt(position);
             return obj;
+        }
+        catch (IndexOutOfRangeException)
+        {
+            throw new PositionOutOfCollectionException(position);
+        }
 
     }
 

ProjectElectricLocomotive/ProjectElectricLocomotive/CollectionGenericObjects/LocomotiveDepot.cs

@@ -47,17 +47,20 @@ public class LocomotiveDepot : AbstractCompany
         {
             for (int i = 0; i < (_collection?.Count); i++)
             {
-                if (_collection.Get(i) != null)
+                try
                 {
                     _collection?.Get(i)?.SetPictureSize(_pictureWidth, _pictureHeight);
                     _collection?.Get(i)?.SetPosition(_placeSizeWidth * positionWidth + 25, positionHeight * _placeSizeHeight + 10);
                 }
+                catch(Exception)
+                {
+                    
+                }
 
                 if (positionWidth < width - 1)
                 {
                     positionWidth++;
                 }
-
                 else
                 {
                     positionWidth = 0;

ProjectElectricLocomotive/ProjectElectricLocomotive/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -1,4 +1,5 @@
-using System;
+using ProjectElectricLocomotive.Exceptions;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -55,12 +56,16 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
     public T? Get(int position)
     {
         // проверка позиции
-        if (position >= Count || position < 0)
+        try
         {
-            return null;
+            if (_collection[position] == null) throw new ObjectNotFoundException(position);
-        }
             return _collection[position];
         }
+        catch (IndexOutOfRangeException)
+        {
+            throw new PositionOutOfCollectionException(position);
+        }
+    }
     public int Insert(T obj)
     {
         // вставка в свободное место набора
@@ -72,7 +77,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
                 return i;
             }
         }
-        return -1;
+        throw new CollectionOwerflowException(Count);
 
 
     }
@@ -112,7 +117,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
                 }
             }
         }
-        return -1;
+        throw new CollectionOwerflowException(Count);
 
     }
     public T? Remove(int position)
@@ -120,11 +125,19 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         //// проверка позиции
         //// удаление объекта из массива, присвоив элементу массива значение null
 
-        if (position >= Count || position < 0 || _collection[position] == null) return null;
+        try
+        {
             T removedObject = _collection[position];
+            if (removedObject == null) throw new ObjectNotFoundException(position);
             _collection[position] = null;
             return removedObject;
         }
+        catch (IndexOutOfRangeException)
+        {
+            throw new PositionOutOfCollectionException(position);
+        }
+        
+    }
 
     public IEnumerable<T> GetItems()
     {

ProjectElectricLocomotive/ProjectElectricLocomotive/CollectionGenericObjects/StorageCollection.cs

@@ -1,4 +1,5 @@
 using ProjectElectricLocomotive.Drawnings;
+using ProjectElectricLocomotive.Exceptions;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -100,15 +101,14 @@ public class StorageCollection<T>
     /// Сохранение информации по автомобилям в хранилице в файл
     /// </summary>
     /// <param name="filename">Путь и имя файла</param>
-    /// <returns>true - сохранение прошло успешно, false - ошибка при сохранении данных</returns>
+    public void SaveData(string filename)
-    public bool SaveData(string filename)
     {
         if (File.Exists(filename))
         {
             File.Delete(filename);
         }
 
-        if (_storages.Count == 0) return false;
+        if (_storages.Count == 0) throw new NoCollectionExpection("В хранилище отсутствуют коллекции для сохранения");
 
         using (StreamWriter writer = new StreamWriter(filename))
         {
@@ -129,25 +129,27 @@ public class StorageCollection<T>
                 writer.WriteLine();
             }
         }
-        return true;
     }
 
     /// <summary>
     /// Загрузка информации по автомобилям в хранилище из файла
     /// </summary>
     /// <param name="filename">Путь и имя файла</param>
-    /// <returns>true - загрузка прошла успешно, false - ошибка при загрузке данных</returns>
+    public void LoadData(string filename)
-    public bool LoadData(string filename)
     {
-        if (!File.Exists(filename)) return false;
+        if (!File.Exists(filename)) throw new FileNotFoundException("Файл не существует");
 
         using (StreamReader reader = new StreamReader(filename))
         {
             string line = reader.ReadLine();
 
-            if (line == null || !line.Equals(_collectionKey))
+            if (line == null)
             {
-                return false;
+                throw new FileIsEmptyException("В файле нет данных");
+            }
+            if (!line.Equals(_collectionKey))
+            {
+                throw new FileHasWrongDataExpextion("В файле неверные данные");
             }
 
             _storages.Clear();
@@ -166,7 +168,7 @@ public class StorageCollection<T>
 
                 ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType);
 
-                if (collection == null) return false;
+                if (collection == null) throw new NullCollectionExpection("Не удалось создать коллекцию"); ;
 
                 collection.MaxCount = Convert.ToInt32(record[2]);
 
@@ -176,9 +178,13 @@ public class StorageCollection<T>
                 {
                     if (elem?.CreateDrawningLocomotive() is T locomotive)
                     {
-                        if (collection.Insert(locomotive) == -1)
+                        try
                         {
-                            return false;
+                            collection.Insert(locomotive);
+                        }
+                        catch(Exception ex)
+                        {
+                            throw new CollectionOwerflowException("Коллекция переполнена", ex);
                         }
                     }
                 }
@@ -187,8 +193,6 @@ public class StorageCollection<T>
                 line = reader.ReadLine();
             }
         }
-
-        return true;
     }
 
     /// <summary>

ProjectElectricLocomotive/ProjectElectricLocomotive/Exceptions/CollectionOwerflowException.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectElectricLocomotive.Exceptions;
+
+/// <summary>
+/// Класс, описывающий переполнение коллекции
+/// </summary>
+[Serializable]
+internal class CollectionOwerflowException : ApplicationException
+{
+    public CollectionOwerflowException(int count) : base("В коллекции превышено допустимое количество: count " + count) { }
+
+    public CollectionOwerflowException() : base() { }
+
+    public CollectionOwerflowException(string message) : base(message) { }
+
+    public CollectionOwerflowException(string message, Exception exception) : base(message, exception) { }
+
+    public CollectionOwerflowException(SerializationInfo info, StreamingContext context) : base(info, context) { }
+}

ProjectElectricLocomotive/ProjectElectricLocomotive/Exceptions/FileHasWrongDataExpextion.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectElectricLocomotive.Exceptions;
+
+/// <summary>
+/// Класс, описывающий переполнение коллекции
+/// </summary>
+[Serializable]
+internal class FileHasWrongDataExpextion : ApplicationException
+{
+    public FileHasWrongDataExpextion() : base() { }
+
+    public FileHasWrongDataExpextion(string message) : base("Файл имеет неверные данные: " + message) { }
+
+    public FileHasWrongDataExpextion(string message, Exception exception) : base(message, exception) { }
+
+    public FileHasWrongDataExpextion(SerializationInfo info, StreamingContext context) : base(info, context) { }
+}

ProjectElectricLocomotive/ProjectElectricLocomotive/Exceptions/FileIsEmptyException.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectElectricLocomotive.Exceptions;
+
+/// <summary>
+/// Класс, описывающий ошибку, что по указанной позиции нет элемента 
+/// </summary>
+[Serializable]
+internal class FileIsEmptyException : ApplicationException
+{
+
+    public FileIsEmptyException() : base() { }
+
+    public FileIsEmptyException(string message) : base("Файл пустой: " + message) { }
+
+    public FileIsEmptyException(string message, Exception exception) : base(message, exception) { }
+
+    public FileIsEmptyException(SerializationInfo info, StreamingContext context) : base(info, context) { }
+}

ProjectElectricLocomotive/ProjectElectricLocomotive/Exceptions/NoCollectionExpection.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectElectricLocomotive.Exceptions;
+
+[Serializable]
+internal class NoCollectionExpection : ApplicationException
+{
+    public NoCollectionExpection() : base() { }
+
+    public NoCollectionExpection(string message) : base(message) { }
+
+    public NoCollectionExpection(string message, Exception exception) : base(message, exception) { }
+
+    public NoCollectionExpection(SerializationInfo info, StreamingContext context) : base(info, context) { }
+}

ProjectElectricLocomotive/ProjectElectricLocomotive/Exceptions/NullCollectionExpection.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectElectricLocomotive.Exceptions;
+
+[Serializable]
+internal class NullCollectionExpection : ApplicationException
+{
+    public NullCollectionExpection() : base() { }
+
+    public NullCollectionExpection(string message) : base(message) { }
+
+    public NullCollectionExpection(string message, Exception exception) : base(message, exception) { }
+
+    public NullCollectionExpection(SerializationInfo info, StreamingContext context) : base(info, context) { }
+}

ProjectElectricLocomotive/ProjectElectricLocomotive/Exceptions/ObjectNotFoundException.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectElectricLocomotive.Exceptions;
+
+/// <summary>
+/// Класс, описывающий ошибку, что по указанной позиции нет элемента 
+/// </summary>
+[Serializable]
+internal class ObjectNotFoundException : ApplicationException
+{
+    public ObjectNotFoundException(int i) : base("Не найден объект по позиции " + i) { }
+
+    public ObjectNotFoundException() : base() { }
+
+    public ObjectNotFoundException(string message) : base(message) { }
+
+    public ObjectNotFoundException(string message, Exception exception) : base(message, exception) { }
+
+    public ObjectNotFoundException(SerializationInfo info, StreamingContext context) : base(info, context) { }
+}

ProjectElectricLocomotive/ProjectElectricLocomotive/Exceptions/PositionOutOfCollectionException.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectElectricLocomotive.Exceptions;
+
+/// <summary>
+/// Класс, описывающий ошибку выхода за границу коллекции
+/// </summary>
+[Serializable]
+internal class PositionOutOfCollectionException : ApplicationException
+{
+    public PositionOutOfCollectionException(int i) : base("Выход за границы коллекции. Позиция  " + i) { }
+
+    public PositionOutOfCollectionException() : base() { }
+
+    public PositionOutOfCollectionException(string message) : base(message) { }
+
+    public PositionOutOfCollectionException(string message, Exception exception) : base(message, exception) { }
+
+    public PositionOutOfCollectionException(SerializationInfo info, StreamingContext context) : base(info, context) { }
+}

ProjectElectricLocomotive/ProjectElectricLocomotive/FormLocomotiveCollection.cs

@@ -1,4 +1,5 @@
-using ProjectElectricLocomotive.CollectionGenericObjects;
+using Microsoft.Extensions.Logging;
+using ProjectElectricLocomotive.CollectionGenericObjects;
 using ProjectElectricLocomotive.Drawnings;
 using System;
 using System.Collections.Generic;
@@ -25,13 +26,19 @@ public partial class FormLocomotiveCollection : Form
     /// </summary>
     private AbstractCompany? _company = null;
 
+    /// <summary>
+    /// Логгер
+    /// </summary>
+    private readonly ILogger _logger;
+
     /// <summary>
     /// Конструктор
     /// </summary>
-    public FormLocomotiveCollection()
+    public FormLocomotiveCollection(ILogger<FormLocomotiveCollection> logger)
     {
         InitializeComponent();
         _storageCollection = new();
+        _logger = logger;
     }
 
     /// <summary>
@@ -67,15 +74,23 @@ public partial class FormLocomotiveCollection : Form
             return;
         }
 
-        if (_company + locomotive != -1)
+        if (_company == null) return;
+
+        try
+        {
+            if((_company + locomotive) != -1)
             {
                 MessageBox.Show("Объект добавлен");
+                _logger.LogInformation("Добавлен объект: {entity}", locomotive.GetDataForSave());
                 pictureBox.Image = _company.Show();
             }
-        else
-        {
-            MessageBox.Show("Не удалось добавить объект");
         }
+        catch(Exception ex) 
+        {
+            MessageBox.Show("Объект не был добавлен");
+            _logger.LogError("Ошибка: {Message}", ex.Message);
+        }
+        
 
     }
 
@@ -95,14 +110,17 @@ public partial class FormLocomotiveCollection : Form
             return;
         }
         int pos = Convert.ToInt32(maskedTextBoxPosition.Text);
-        if (_company - pos != null)
+        try
         {
+            DrawningLocomotive locomotive = _company - pos;
+            _logger.LogInformation("Объект по позиции {pos} удаден", pos);
             MessageBox.Show("Объект удален");
             pictureBox.Image = _company.Show();
         }
-        else
+        catch (Exception ex)
         {
             MessageBox.Show("Не удалось удалить объект");
+            _logger.LogError("Ошибка: {Message}", ex.Message);
         }
     }
 
@@ -178,6 +196,8 @@ public partial class FormLocomotiveCollection : Form
 
         _storageCollection.AddCollection(textBoxCollectionName.Text, collectionType);
         RefreshListBoxItems();
+
+        _logger.LogInformation("Добавлена коллекция: {CollectionName} типа: {Type}", textBoxCollectionName.Text, collectionType);
     }
 
     /// <summary>
@@ -197,6 +217,7 @@ public partial class FormLocomotiveCollection : Form
             return;
         }
         if (MessageBox.Show("Вы хотите удалить коллекцию?", "Коллекция удалена", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No) return;
+        _logger.LogInformation("Коллекция успешно удалена: {collectionName}", listBoxCollection.SelectedIndex.ToString());
         _storageCollection.DelCollection(listBoxCollection.SelectedItem?.ToString() ?? string.Empty);
         RefreshListBoxItems();
     }
@@ -233,14 +254,17 @@ public partial class FormLocomotiveCollection : Form
         if (collection == null)
         {
             MessageBox.Show("Коллекция не проиннициализирована");
+            _logger.LogInformation("Коллекция не проиннициализирована");
             return;
         }
         switch (comboBoxSelectorCompany.Text)
         {
             case "Хранилище":
                 _company = new LocomotiveDepot(pictureBox.Width, pictureBox.Height, collection);
+                _logger.LogInformation("Создана компания типа депо, коллекция: {CollectionName}", listBoxCollection.SelectedItem);
                 break;
         }
+        _logger.LogInformation("Создана компания на коллекции : {CollectionName}", listBoxCollection.SelectedItem);
         panelCompanyTools.Enabled = true;
         RefreshListBoxItems();
     }
@@ -254,13 +278,16 @@ public partial class FormLocomotiveCollection : Form
     {
         if (saveFileDialog.ShowDialog() == DialogResult.OK)
         {
-            if (_storageCollection.SaveData(saveFileDialog.FileName))
+            try
             {
+                _storageCollection.SaveData(saveFileDialog.FileName);
                 MessageBox.Show("Сохранение прошло успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                _logger.LogInformation("Сохранение в файл {filename}", saveFileDialog.FileName);
             }
-            else
+            catch (Exception ex) 
             {
-                MessageBox.Show("Не сохранилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                MessageBox.Show(ex.Message, "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                _logger.LogError("Ошибка {Message}", ex.Message);
             }
         }
     }
@@ -274,15 +301,18 @@ public partial class FormLocomotiveCollection : Form
     {
         if (openFileDialog.ShowDialog() == DialogResult.OK)
         {
-            if (_storageCollection.LoadData(openFileDialog.FileName))
+            try
             {
+                _storageCollection.LoadData(openFileDialog.FileName);
                 MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
-                RefreshListBoxItems();
+                _logger.LogInformation("Загрузка прошла успешно из файла, {filename}", openFileDialog.FileName);
             }
-            else
+            catch(Exception ex) 
             {
                 MessageBox.Show("Не сохранилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                _logger.LogError("Ошибка {Message}", ex.Message);
             }
+            RefreshListBoxItems();
         }
     }
 }

ProjectElectricLocomotive/ProjectElectricLocomotive/Program.cs

@@ -1,3 +1,12 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using Serilog;
+using Serilog.Events;
+using Serilog.Sinks.File;
+using Serilog.Configuration;
+using Microsoft.Extensions.Configuration;
+
+
 namespace ProjectElectricLocomotive
 {
     internal static class Program
@@ -11,7 +20,27 @@ namespace ProjectElectricLocomotive
             // To customize application configuration such as set high DPI settings or default font,
             // see https://aka.ms/applicationconfiguration.
             ApplicationConfiguration.Initialize();
-            Application.Run(new FormLocomotiveCollection());
+            ServiceCollection services = new();
+            ConfigureServices(services);
+            using ServiceProvider serviceProvider = services.BuildServiceProvider();
+            Application.Run(serviceProvider.GetRequiredService<FormLocomotiveCollection>());
+        }
+
+
+        private static void ConfigureServices(ServiceCollection services)
+        {
+
+            var configuration = new ConfigurationBuilder()
+                .SetBasePath(Directory.GetCurrentDirectory())
+                .AddJsonFile("Settings.json")
+                .Build();
+            services.AddSingleton<FormLocomotiveCollection>()
+                    .AddLogging(builder =>
+                    {
+                        builder.AddSerilog(new LoggerConfiguration()
+                            .ReadFrom.Configuration(configuration)
+                            .CreateLogger());
+                    });
         }
     }
 }

ProjectElectricLocomotive/ProjectElectricLocomotive/ProjectElectricLocomotive.csproj

@@ -8,6 +8,24 @@
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
+  <ItemGroup>
+    <Compile Remove="Новая папка1\**" />
+    <EmbeddedResource Remove="Новая папка1\**" />
+    <None Remove="Новая папка1\**" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
+    <PackageReference Include="Serilog" Version="3.1.1" />
+    <PackageReference Include="Serilog.Extensions.Logging" Version="8.0.0" />
+    <PackageReference Include="Serilog.Settings.Configuration" Version="8.0.0" />
+    <PackageReference Include="Serilog.Sinks.File" Version="5.0.0" />
+  </ItemGroup>
+
   <ItemGroup>
     <Compile Update="Properties\Resources.Designer.cs">
       <DesignTime>True</DesignTime>
@@ -23,4 +41,10 @@
     </EmbeddedResource>
   </ItemGroup>
 
+  <ItemGroup>
+    <None Update="Settings.json">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
 </Project>

ProjectElectricLocomotive/ProjectElectricLocomotive/Settings.json

@@ -0,0 +1,16 @@
+{
+  "Serilog": {
+    "Using": [ "Serilog.Sinks.File" ],
+    "MinimumLevel": "Debug",
+    "WriteTo": [
+      {
+        "Name": "File",
+        "Args": {
+          "path": "Logs/locomotiveLog.log",
+          "rollingInterval": "Day",
+          "outputTemplate": "[{Timestamp:HH:mm:ss.fff}]{Level:u4}: {Message:lj}{NewLine}{Exception}"
+        }
+      }
+    ]
+  }
+}