первая часть

AirFighter/AirFighter/CollectionGenericObjects/ListGenericObjects.cs

@@ -1,4 +1,7 @@
-namespace ProjectAirFighter.CollectionGenericObjects;
+using ProjectAirFighter.Exceptions;
+using ProjectSportCar.Exceptions;
+
+namespace ProjectAirFighter.CollectionGenericObjects;
 
 /// <summary>
 /// Параметризованный набор объектов
@@ -43,28 +46,28 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
 
     public T? Get(int position)
     {
-        if (position >= Count || position < 0) return null;
+        if (position >= Count || position < 0) throw new PositionOutOfCollectionException(position);
         return _collection[position];
     }
 
     public int Insert(T obj)
     {
-        if (Count + 1 > _maxCount) return -1;
+        if (Count == _maxCount) throw new CollectionOverflowException(Count);
         _collection.Add(obj);
         return Count;
     }
 
     public int Insert(T obj, int position)
     {
-        if (Count + 1 > _maxCount) return -1;
+        if (Count == _maxCount) throw new CollectionOverflowException(Count);
-        if (position < 0 || position > Count) return -1;
+        if (position >= Count || position < 0) throw new PositionOutOfCollectionException(position);
         _collection.Insert(position, obj);
-        return 1;
+        return position;
     }
 
     public T? Remove(int position)
     {
-        if (position < 0 || position > Count) return null;
+        if (position < 0 || position > Count) throw new PositionOutOfCollectionException(position);
         T? pos = _collection[position];
         _collection.RemoveAt(position);
         return pos;

AirFighter/AirFighter/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -1,4 +1,7 @@
-namespace ProjectAirFighter.CollectionGenericObjects;
+using ProjectAirFighter.Exceptions;
+using ProjectSportCar.Exceptions;
+
+namespace ProjectAirFighter.CollectionGenericObjects;
 
 /// <summary>
 /// Параметризованный набор объектов
@@ -48,8 +51,8 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
 
     public T? Get(int position)
     {
-        if (position >= _collection.Length || position < 0)
+        if (position >= _collection.Length || position < 0) throw new PositionOutOfCollectionException(position);
-        { return null; }
+        if (_collection[position] == null) throw new ObjectNotFoundException(position);
         return _collection[position];
     }
 
@@ -66,13 +69,12 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
 
             index++;
         }
-        return -1;
+        throw new CollectionOverflowException(Count);
     }
 
     public int Insert(T obj, int position)
     {
-        if (position >= _collection.Length || position < 0)
+        if (position >= _collection.Length || position < 0) throw new PositionOutOfCollectionException(position);
-        { return -1; }
 
         if (_collection[position] == null)
         {
@@ -98,15 +100,13 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
                 return position;
             }
         }
-        return -1;
+        throw new CollectionOverflowException(Count);
     }
 
     public T? Remove(int position)
     {
-        if (position >= _collection.Length || position < 0)
+        if (position >= _collection.Length || position < 0) throw new PositionOutOfCollectionException(position);
-        {
+        if (_collection[position] == null) throw new ObjectNotFoundException(position);
-            return null;
-        }
         T obj = _collection[position];
         _collection[position] = null;
         return obj;

AirFighter/AirFighter/CollectionGenericObjects/StorageCollection.cs

@@ -1,4 +1,5 @@
 using ProjectAirFighter.Drawnings;
+using ProjectAirFighter.Exceptions;
 using System.Text;
 
 namespace ProjectAirFighter.CollectionGenericObjects;
@@ -93,13 +94,11 @@ public class StorageCollection<T>
 	/// Сохранение информации по автомобилям в хранилище 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 (_storages.Count == 0)
         {
-            return false;
+            throw new Exception("В хранилище отсутствуют коллекции для сохранения");
         }
 
         if (File.Exists(filename))
@@ -139,10 +138,7 @@ public class StorageCollection<T>
                 }
                 writer.Write(sb);
             }
-
         }
-
-        return true;
     }
 
     /// <summary>
@@ -152,11 +148,11 @@ public class StorageCollection<T>
     /// <returns>true - загрузка прошла успешно, false - ошибка при загрузке данных</returns>
 
     //
-    public bool LoadData(string filename)
+    public void LoadData(string filename)
     {
         if (!File.Exists(filename))
         {
-            return false;
+            throw new Exception("Файл не существует");
         }
         using (StreamReader fs = File.OpenText(filename))
         {   
@@ -164,12 +160,12 @@ public class StorageCollection<T>
 
             if (str == null || str.Length == 0)
             {
-                return false;
+                throw new Exception("В файле нет данных");
             }
 
             if (!str.StartsWith(_collectionKey))
             {
-                return false;
+                throw new Exception("В файле неверные данные");
             }
 
             _storages.Clear();
@@ -190,7 +186,7 @@ public class StorageCollection<T>
 
                 if (collection == null)
                 {
-                    return false;
+                    throw new Exception("Не удалось создать коллекцию");
                 }
 
                 collection.MaxCount = Convert.ToInt32(record[2]);
@@ -201,15 +197,21 @@ public class StorageCollection<T>
                 {
                     if (elem?.CreateDrawningMilitaryAircraft() is T militaryAircraft)
                     {
-                        if (collection.Insert(militaryAircraft) == -1)
+                        try
                         {
-                            return false;
+                            if (collection.Insert(militaryAircraft) == -1)
+                            {
+                                throw new Exception("Объект не удалось добавить в коллекцию: " + record[3]);
+                            }
+                        }
+                        catch (CollectionOverflowException ex)
+                        {
+                            throw new Exception("Коллекция переполнена", ex);
                         }
                     }
                 }
                 _storages.Add(record[0], collection);
             }
-            return true;
         }
     }
 

AirFighter/AirFighter/Exceptions/CollectionOverflowException.cs

@@ -0,0 +1,20 @@
+using System.Runtime.Serialization;
+
+namespace ProjectAirFighter.Exceptions;
+
+/// <summary>
+/// Класс, описывающий ошибку переполнения коллекции
+/// </summary>
+[Serializable]
+internal class CollectionOverflowException : ApplicationException
+{
+    public CollectionOverflowException(int count) : base("В коллекции превышено допустимое количество: " + count) { }
+
+    public CollectionOverflowException() : base() { }
+
+    public CollectionOverflowException(string message) : base(message) { }
+
+    public CollectionOverflowException(string message, Exception exception) : base(message, exception) { }
+
+    protected CollectionOverflowException(SerializationInfo info, StreamingContext contex) : base(info, contex) { }
+}

AirFighter/AirFighter/Exceptions/ObjectNotFoundException.cs

@@ -0,0 +1,20 @@
+using System.Runtime.Serialization;
+
+namespace ProjectAirFighter.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) { }
+
+    protected ObjectNotFoundException(SerializationInfo info, StreamingContext contex) : base(info, contex) { }
+}

AirFighter/AirFighter/Exceptions/PositionOutOfCollectionException.cs

@@ -0,0 +1,20 @@
+using System.Runtime.Serialization;
+
+namespace ProjectSportCar.Exceptions;
+
+/// <summary>
+/// Класс, описывающий ошибку выхода за границы 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) { }
+
+    protected PositionOutOfCollectionException(SerializationInfo info, StreamingContext contex) : base(info, contex) { }
+}

AirFighter/AirFighter/FormMilitaryAircraftCollection.cs

@@ -1,5 +1,8 @@
-using ProjectAirFighter.CollectionGenericObjects;
+using Microsoft.Extensions.Logging;
+using ProjectAirFighter.CollectionGenericObjects;
 using ProjectAirFighter.Drawnings;
+using ProjectAirFighter.Exceptions;
+using static System.Windows.Forms.VisualStyles.VisualStyleElement.TrackBar;
 
 namespace ProjectAirFighter;
 
@@ -15,13 +18,19 @@ public partial class FormMilitaryAircraftCollection : Form
     /// </summary>
     private AbstractCompany? _company = null;
 
+    /// <summary>
+    /// Логгер
+    /// </summary>
+    private readonly ILogger _logger;
     /// <summary>
 	/// Конструктор
 	/// </summary>
-    public FormMilitaryAircraftCollection()
+    public FormMilitaryAircraftCollection(ILogger<FormMilitaryAircraftCollection> logger)
     {
         InitializeComponent();
         _storageCollection = new();
+        _logger = logger;
+        _logger.LogInformation("Форма загрузилась");
     }
 
     /// <summary>
@@ -53,19 +62,25 @@ public partial class FormMilitaryAircraftCollection : Form
     /// <param name="militaryAircraft"></param>
     private void SetMilitaryAircraft(DrawningMilitaryAircraft? militaryAircraft)
     {
-        if (_company == null || militaryAircraft == null)
+        try 
-        {
+        { 
-            return;
+            if (_company == null || militaryAircraft == null)
-        }
+            {
+                return;
+            }
 
-        if (_company + militaryAircraft != -1)
+            if (_company + militaryAircraft != -1)
-        {
+            {
-            MessageBox.Show("Объект добавлен");
+                MessageBox.Show("Объект добавлен");
-            pictureBox.Image = _company.Show();
+                pictureBox.Image = _company.Show();
+                _logger.LogInformation("Добавлен объект: " + militaryAircraft.GetDataForSave());
+            }
         }
-        else
+        catch (ObjectNotFoundException) { }
+        catch (CollectionOverflowException ex)
         {
             MessageBox.Show("Не удалось добавить объект");
+            _logger.LogError("Ошибка: {Message}", ex.Message);
         }
     }
 
@@ -88,14 +103,19 @@ public partial class FormMilitaryAircraftCollection : Form
         }
 
         int pos = Convert.ToInt32(maskedTextBoxPosition.Text);
-        if (_company - pos != null)
+        try
         {
-            MessageBox.Show("Объект удален");
+            if (_company - pos != null)
-            pictureBox.Image = _company.Show();
+            {
+                MessageBox.Show("Объект удален");
+                pictureBox.Image = _company.Show();
+                _logger.LogInformation("Удален объект по позиции " + pos);
+            }
         }
-        else
+        catch (Exception ex)
         {
             MessageBox.Show("Не удалось удалить объект");
+            _logger.LogError("Ошибка: {Message}", ex.Message);
         }
     }
 
@@ -113,26 +133,28 @@ public partial class FormMilitaryAircraftCollection : Form
 
         DrawningMilitaryAircraft? militaryAircraft = null;
         int counter = 100;
-        while (militaryAircraft == null)
+        try
         {
-            militaryAircraft = _company.GetRandomObject();
+            while (militaryAircraft == null)
-            counter--;
-            if (counter <= 0)
             {
-                break;
+                militaryAircraft = _company.GetRandomObject();
+                counter--;
+                if (counter <= 0)
+                {
+                    break;
+                }
             }
+            FormAirFighter Form = new()
+            {
+                SetAir = militaryAircraft
+            };
+            Form.ShowDialog();
         }
+        catch (Exception ex)
 
-        if (militaryAircraft == null)
         {
-            return;
+            MessageBox.Show(ex.Message, "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
         }
-
-        FormAirFighter form = new()
-        {
-            SetAir = militaryAircraft
-        };
-        form.ShowDialog();
     }
 
     /// <summary>
@@ -158,33 +180,50 @@ public partial class FormMilitaryAircraftCollection : Form
             return;
         }
 
-        CollectionType collectionType = CollectionType.None;
+        try
-        if (radioButtonMassive.Checked)
         {
-            collectionType = CollectionType.Massive;
+            CollectionType collectionType = CollectionType.None;
+            if (radioButtonMassive.Checked)
+            {
+                collectionType = CollectionType.Massive;
+            }
+            else if (radioButtonList.Checked)
+            {
+                collectionType = CollectionType.List;
+            }
+            _storageCollection.AddCollection(textBoxCollectionName.Text, collectionType);
+            RerfreshListBoxItems();
+            _logger.LogInformation("Коллекция добавлена " + textBoxCollectionName.Text);
         }
-        else if (radioButtonList.Checked)
+        catch (Exception ex)
         {
-            collectionType = CollectionType.List;
+            _logger.LogError("Ошибка: {Message}", ex.Message);
         }
-
-        _storageCollection.AddCollection(textBoxCollectionName.Text, collectionType);
         RerfreshListBoxItems();
     }
 
     private void buttonCollectionDel_Click(object sender, EventArgs e)
     {
-        if (listBoxCollection.SelectedItem == null)
+        if (listBoxCollection.SelectedIndex < 0 || listBoxCollection.SelectedItem == null)
         {
             MessageBox.Show("Коллекция не выбрана");
             return;
         }
-        if (MessageBox.Show("Удалить коллекцию?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) != DialogResult.Yes)
+
+        try
         {
-            return;
+            if (MessageBox.Show("Удалить коллекцию?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
+            {
+                return;
+            }
+            _storageCollection.DelCollection(listBoxCollection.SelectedItem.ToString());
+            RerfreshListBoxItems();
+            _logger.LogInformation("Коллекция: " + listBoxCollection.SelectedItem.ToString() + " удалена");
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError("Ошибка: {Message}", ex.Message);
         }
-        _storageCollection.DelCollection(listBoxCollection.SelectedItem.ToString());
-        RerfreshListBoxItems();
     }
 
     private void RerfreshListBoxItems()
@@ -236,13 +275,16 @@ public partial class FormMilitaryAircraftCollection : 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);
             }
         }
     }
@@ -256,14 +298,18 @@ public partial class FormMilitaryAircraftCollection : 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);
-                 RerfreshListBoxItems();
+                RerfreshListBoxItems();
+                _logger.LogInformation("Загрузка из файла: {filename}", openFileDialog.FileName);
             }
-            else
+            catch (Exception ex)
             {
-                MessageBox.Show("Не загрузилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+
+                MessageBox.Show("Не сохранилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                _logger.LogError("Ошибка: {Message}", ex.Message);
             }
         }
     }

AirFighter/AirFighter/Program.cs

@@ -1,3 +1,8 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+
+using NLog.Extensions.Logging;
+
 namespace ProjectAirFighter
 {
     internal static class Program
@@ -11,7 +16,25 @@ namespace ProjectAirFighter
             // To customize application configuration such as set high DPI settings or default font,
             // see https://aka.ms/applicationconfiguration.
             ApplicationConfiguration.Initialize();
-            Application.Run(new FormMilitaryAircraftCollection());
+
+            ServiceCollection services = new();
+            ConfigureServices(services);
+            using ServiceProvider serviceProvider = services.BuildServiceProvider();
+            Application.Run(serviceProvider.GetRequiredService<FormMilitaryAircraftCollection>());
+        }
+
+        /// <summary>
+		/// Êîíôèãóðàöèÿ ñåðâèñà DI
+		/// </summary>
+		/// <param name="services"></param>
+		private static void ConfigureServices(ServiceCollection services)
+        {
+            services.AddSingleton<FormMilitaryAircraftCollection>()
+                    .AddLogging(option =>
+                    {
+                        option.SetMinimumLevel(LogLevel.Information);
+                        option.AddNLog("nlog.config");
+                    });
         }
     }
 }

AirFighter/AirFighter/ProjectAirFighter.csproj

@@ -8,6 +8,11 @@
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.3.10" />
+  </ItemGroup>
+
   <ItemGroup>
     <Compile Update="Properties\Resources.Designer.cs">
       <DesignTime>True</DesignTime>
@@ -23,4 +28,10 @@
     </EmbeddedResource>
   </ItemGroup>
 
+  <ItemGroup>
+    <None Update="nlog.config">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
 </Project>

AirFighter/AirFighter/nlog.config

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+	<nlog xmlns="http://www.nlog-project.org/schemas/NLog.xsd"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        autoReload="true" internalLogLevel="Info">
+
+		<targets>
+			<target xsi:type="File" name="tofile" fileName="carlog-${shortdate}.log" />
+		</targets>
+
+		<rules>
+			<logger name="*" minlevel="Debug" writeTo="tofile" />
+		</rules>
+	</nlog>
+</configuration>