LabWork6

Cruiser/Cruiser/CollectionGenericObjects/AbstractCompany.cs

@@ -1,4 +1,5 @@
 using Cruiser.Drawings;
+using Cruiser.Exceptions;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -37,7 +38,7 @@ public abstract class AbstractCompany
     /// <summary>
     /// Вычисление максимального количества элементов, которое можно разместить в окне
     /// </summary>
-    private int GetMaxCount => _pictureWidth * _pictureHeight / (_placeSizeHeight * _placeSizeWidth);
+    private int GetMaxCount => (_pictureWidth - 70) * ((_pictureHeight - 20) / 2) / (_placeSizeHeight * _placeSizeWidth);
 
     /// <summary>
     /// Конструктор
@@ -95,9 +96,15 @@ public abstract class AbstractCompany
         SetObjectsPosition();
         for (int i = 0; i < (_collection?.Count ?? 0); ++i)
         {
+            try {
                 DrawingShip? obj = _collection?.Get(i);
                 obj?.DrawTransport(g);
             }
+            catch (ObjectNotFoundException)
+            {
+
+            }
+        }
         return bitmap;
     }
 

Cruiser/Cruiser/CollectionGenericObjects/Docs.cs

@@ -1,4 +1,5 @@
 using Cruiser.Drawings;
+using Cruiser.Exceptions;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -34,15 +35,20 @@ public class Docs : AbstractCompany
 
         for (int i = 0; i < (_collection?.Count ?? 0); i++)
         {
-            if (nowHeight > _pictureHeight)
+            if (nowHeight > (_pictureHeight / _placeSizeHeight) * _placeSizeHeight)
             {
                 return;
             }
+            try
+            {
                 if (_collection?.Get(i) != null)
                 {
                     _collection?.Get(i)?.SetPictureSize(_pictureWidth, _pictureHeight);
                     _collection?.Get(i)?.SetPosition(nowWidth, nowHeight);
                 }
+            }
+            catch (ObjectNotFoundException) { 
+            }
 
             if (nowWidth < _pictureWidth - _placeSizeWidth - 35) nowWidth += _placeSizeWidth;
             else

Cruiser/Cruiser/CollectionGenericObjects/ListGenericObjects.cs

@@ -3,7 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
-
+using Cruiser.Exceptions;
 namespace Cruiser.CollectionGenericObjects;
 
 public class ListGenericObjects<T> : ICollectionGenericObjects<T>
@@ -49,40 +49,28 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
 
     public T? Get(int position)
     {
-        if (position < 0 || position >= Count)
+        if (position >= Count || position < 0) throw new PositionOutOfCollectionException();
-        {
-            return null;
-        }
         return _collection[position];
     }
 
     public int Insert(T obj)
     {
-        if (Count == _maxCount)
+        if (Count == _maxCount) throw new CollectionOverflowException();
-        {
-            return -1;
-        }
         _collection.Add(obj);
         return Count;
     }
 
     public int Insert(T obj, int position)
     {
-        if (Count == _maxCount)
+        if (Count == _maxCount) throw new CollectionOverflowException();
-        {
+        if (position >= Count || position < 0) throw new PositionOutOfCollectionException();
-            return -1;
-        }
-        if (position >= Count || position < 0)
-        {
-            return -1;
-        }
         _collection.Insert(position, obj);
         return position;
     }
 
     public T Remove(int position)
     {
-        if (position >= Count || position < 0) return null;
+        if (position >= Count || position < 0) throw new PositionOutOfCollectionException();
         T temp = _collection[position];
         _collection.RemoveAt(position);
         return temp;

Cruiser/Cruiser/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -4,7 +4,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
-
+using Cruiser.Exceptions;
 namespace Cruiser.CollectionGenericObjects;
 
 public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
@@ -46,12 +46,10 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
 
     public T? Get(int position)
     {
-        if (position >= 0 || position < Count)
+        if (position < 0 || position >= Count) throw new PositionOutOfCollectionException();
-        {
+        if (_collection[position] == null) throw new ObjectNotFoundException();
         return _collection[position];
     }
-        return null;
-    }
 
     public int Insert(T obj)
     {
@@ -63,46 +61,47 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
                 return i;
             }
         }
-        return -1;
+        throw new CollectionOverflowException();
     }
 
     public int Insert(T obj, int position)
     {
-        if (position >= _collection.Length || position < 0)
+        if (position >= Count || position < 0) throw new PositionOutOfCollectionException();
+        if (_collection[position] == null)
         {
-            return -1;
+            _collection[position] = obj;
+            return position;
         }
-        if (_collection[position] != null)
+        int temp = position + 1;
+        while (temp < Count)
         {
-            return -1;
+            if (_collection[temp] == null)
-        }
-
-        for (int i = position; i < _collection.Length; i++)
             {
-            if (_collection[i] == null)
+                _collection[temp] = obj;
+                return temp;
+            }
+            ++temp;
+        }
+        temp = position - 1;
+        while (temp >= 0)
         {
-                _collection[i] = obj;
+            if (_collection[temp] == null)
-                return i;
-            }
-        }
-        for (int i = 0; i < position; i++)
             {
-            _collection[i] = obj;
+                _collection[temp] = obj;
-            return i;
+                return temp;
             }
-
+            --temp;
-        return -1;
+        }
+        throw new CollectionOverflowException();
     }
 
     public T? Remove(int position)
     {
-        if (position > _collection.Length || position < 0)
+        if (position >= Count || position < 0) throw new PositionOutOfCollectionException();
-        {
+        T? myObject = _collection[position];
-            return null;
+        if (myObject == null) throw new ObjectNotFoundException();
-        }
-        T? obj = _collection[position];
         _collection[position] = null;
-        return obj;
+        return myObject;
     }
 
     public IEnumerable<T?> GetItems()

Cruiser/Cruiser/CollectionGenericObjects/StorageCollection.cs

@@ -1,10 +1,12 @@
 using System;
 using System.Collections.Generic;
+using System.Data;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using Cruiser.Drawings;
 using Cruiser.Entities;
+using Cruiser.Exceptions;
 namespace Cruiser.CollectionGenericObjects;
 
 public class StorageCollection<T> where T : DrawingShip
@@ -48,11 +50,11 @@ public class StorageCollection<T> where T : DrawingShip
     /// </summary>
     /// <param name="filename">Путь и имя файла</param>
     /// <returns>true - сохранение прошло успешно, false - ошибка при сохранении данных</returns>
-    public bool SaveData(string filename)
+    public void SaveData(string filename)
     {
         if (_storages.Count == 0)
         {
-            return false;
+            throw new Exception("В хранилище отсутствуют коллекции для сохранения");
         }
         if (File.Exists(filename))
         {
@@ -89,7 +91,6 @@ public class StorageCollection<T> where T : DrawingShip
         using FileStream fs = new(filename, FileMode.Create);
         byte[] info = new UTF8Encoding(true).GetBytes(sb.ToString());
         fs.Write(info, 0, info.Length);
-        return true;
     }
 
     /// <summary>
@@ -97,11 +98,11 @@ public class StorageCollection<T> where T : DrawingShip
     /// </summary>
     /// <param name="filename">Путь и имя файла</param>
     /// <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 FileNotFoundException("Файл не существует");
         }
         string bufferTextFromFile = "";
         using (FileStream fs = new(filename, FileMode.Open))
@@ -117,12 +118,11 @@ public class StorageCollection<T> where T : DrawingShip
         StringSplitOptions.RemoveEmptyEntries);
         if (strs == null || strs.Length == 0)
         {
-            return false;
+            throw new Exception("В файле нет данных");
         }
         if (!strs[0].Equals(_collectionKey))
         {
-            //если нет такой записи, то это не те данные
+            throw new Exception("В файле неверные данные");
-            return false;
         }
         _storages.Clear();
         foreach (string data in strs)
@@ -139,7 +139,7 @@ public class StorageCollection<T> where T : DrawingShip
             StorageCollection<T>.CreateCollection(collectionType);
             if (collection == null)
             {
-                return false;
+                throw new Exception("Не удалось создать коллекцию");
             }
             collection.MaxCount = Convert.ToInt32(record[2]);
             string[] set = record[3].Split(_separatorItems,
@@ -147,16 +147,23 @@ public class StorageCollection<T> where T : DrawingShip
             foreach (string elem in set)
             {
                 if (elem?.CreateDrawingShip() is T ship)
+                {
+                    try
                     {
                         if (collection.Insert(ship) == -1)
                         {
-                        return false;
+                            throw new ConstraintException("Объект не удалось добавить в коллекцию: " + record[3]);
+                        }
+                    }
+                    catch (CollectionOverflowException ex)
+                    {
+                        throw new DataException("Коллекция переполнена", ex);
                     }
                 }
             }
             _storages.Add(record[0], collection);
         }
-        return true;
+
     }
 
     /// <summary>

Cruiser/Cruiser/Cruiser.csproj

@@ -8,4 +8,16 @@
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.3.11" />
+    <PackageReference Include="Serilog" Version="4.0.0" />
+    <PackageReference Include="Serilog.Extensions.Logging" Version="8.0.0" />
+    <PackageReference Include="Serilog.Settings.Configuration" Version="8.0.1" />
+    <PackageReference Include="Serilog.Sinks.Console" Version="5.1.0-dev-00943" />
+    <PackageReference Include="Serilog.Sinks.File" Version="5.0.0" />
+  </ItemGroup>
+
 </Project>

Cruiser/Cruiser/Exceptions/CollectionOverflowException.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Cruiser.Exceptions;
+
+[Serializable]
+public  class CollectionOverflowException : ApplicationException
+{
+    public CollectionOverflowException(int count) : base("В коллекции превышено допустимое колличество: " + 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) { }
+}

Cruiser/Cruiser/Exceptions/ObjectNotFoundException.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Cruiser.Exceptions;
+
+[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) { }
+}

Cruiser/Cruiser/Exceptions/PositionOutOfCollectionException.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Cruiser.Exceptions;
+
+[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) { }
+}

Cruiser/Cruiser/FormShipCollection.cs

@@ -1,5 +1,8 @@
 using Cruiser.CollectionGenericObjects;
 using Cruiser.Drawings;
+using Cruiser.Exceptions;
+using Microsoft.Extensions.Logging;
+using System.Windows.Forms;
 
 namespace Cruiser;
 
@@ -7,27 +10,34 @@ public partial class FormShipCollection : Form
 {
     private readonly StorageCollection<DrawingShip> _storageCollection;
     private AbstractCompany? _company = null;
-    public FormShipCollection()
+    private readonly ILogger _logger;
+    public FormShipCollection(ILogger<FormShipCollection> logger)
     {
         _storageCollection = new();
         InitializeComponent();
+        _logger = logger;
     }
 
     private void SetShip(DrawingShip? ship)
+    {
+        try
         {
             if (_company == null || ship == null)
             {
                 return;
             }
-
             if (_company + ship != -1)
             {
                 MessageBox.Show("Объект добавлен");
                 pictureBoxCollection.Image = _company.Show();
+                _logger.LogInformation("Добавлен объект: {0}", ship.GetDataForSave());
             }
-        else
+
+        }
+        catch (CollectionOverflowException)
         {
             MessageBox.Show("Не удалось добавить объект");
+            _logger.LogError("Ошибка: В коллекции превышено допустимое количество");
         }
     }
 
@@ -55,23 +65,35 @@ public partial class FormShipCollection : Form
         {
             return;
         }
-
         if (MessageBox.Show("Удалить объект?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) != DialogResult.Yes)
         {
             return;
         }
-
         int pos = Convert.ToInt32(maskedTextBox.Text);
-        if (_company - pos == 1)
+        try
+        {
+            if (_company - pos != null)
             {
                 MessageBox.Show("Объект удален");
                 pictureBoxCollection.Image = _company.Show();
+                _logger.LogInformation("Удалён объект по позиции {0}", pos);
             }
             else
             {
                 MessageBox.Show("Не удалось удалить объект");
             }
         }
+        catch (PositionOutOfCollectionException)
+        {
+            MessageBox.Show($"Ошибка при удалении по позиции {pos}");
+            _logger.LogError("Ошибка при удалении по позиции {0}", pos);
+        }
+        catch (ObjectNotFoundException)
+        {
+            MessageBox.Show($"Ошибка: Не найден объект по позиции {pos}");
+            _logger.LogError("Ошибка: Не найден объект по позиции {0}", pos);
+        }
+    }
 
     private void ButtonGoToCheck_Click(object sender, EventArgs e)
     {
@@ -79,28 +101,29 @@ public partial class FormShipCollection : Form
         {
             return;
         }
+        try
+        {
             DrawingShip? ship = null;
             int counter = 100;
             while(ship == null)
             {
                 ship = _company.GetRandomObject();
                 counter--;
-            if (counter <= 100)
+                if (counter <= 0) break;
-            {
-                break;
-            }
             }
             if (ship == null)
             {
                 return;
             }
-
+            FormCruiser form = new FormCruiser();
-        FormCruiser form = new()
+            form.SetShip = ship;
-        {
-            SetShip = ship
-        };
             form.ShowDialog();
         }
+        catch (ObjectNotFoundException)
+        {
+            _logger.LogError("Ошибка при передаче на FormCruiser");
+        }
+    }
 
     private void ButtonRefresh_Click(object sender, EventArgs e)
     {
@@ -132,6 +155,7 @@ public partial class FormShipCollection : Form
 
         _storageCollection.AddCollection(textBoxCollectionName.Text, collectionType);
         RefreshListBoxItems();
+        _logger.LogInformation("Добавлена коллекция: {Collection}  типа: {Type}", textBoxCollectionName.Text, collectionType);
     }
 
     private void ButtonCollectionDel_Click(object sender, EventArgs e)
@@ -149,6 +173,7 @@ public partial class FormShipCollection : Form
 
         _storageCollection.DelCollection(listBoxCollection.SelectedItem.ToString());
         RefreshListBoxItems();
+        _logger.LogInformation("Коллекция удалена: {0}", textBoxCollectionName.Text);
     }
     private void RefreshListBoxItems()
     {
@@ -182,6 +207,8 @@ public partial class FormShipCollection : Form
         {
             case "Хранилище":
                 _company = new Docs(pictureBoxCollection.Width, pictureBoxCollection.Height, collection);
+                _logger.LogInformation("Создна компания типа {Company}, коллекция: {Collection}", comboBoxSelectorCompany.Text, textBoxCollectionName.Text);
+                _logger.LogInformation("Создана компания на коллекции: {Collection}", textBoxCollectionName.Text);
                 break;
         }
 
@@ -193,15 +220,18 @@ public partial class FormShipCollection : 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",
+                MessageBox.Show(ex.Message, "Результат",
                 MessageBoxButtons.OK, MessageBoxIcon.Error);
+                _logger.LogError("Ошибка: {Message}", ex.Message);
             }
         }
     }
@@ -210,16 +240,23 @@ public partial class FormShipCollection : 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);
+                foreach (var collection in _storageCollection.Keys)
+                {
+                    listBoxCollection.Items.Add(collection);
+                }
+                _logger.LogInformation("Загрузка из файла: {filename}", saveFileDialog.FileName);
                 RefreshListBoxItems();
             }
-            else
+            catch (Exception ex)
             {
-                MessageBox.Show("Не удалось сохранить", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                MessageBox.Show($"Не загрузилось: {ex.Message}", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                _logger.LogError("Ошибка: {Message}", ex.Message);
             }
         }
     }
-
 }

Cruiser/Cruiser/Program.cs

@@ -1,3 +1,8 @@
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using Serilog;
+
 namespace Cruiser
 {
     internal static class Program
@@ -11,7 +16,27 @@ namespace Cruiser
             // To customize application configuration such as set high DPI settings or default font,
             // see https://aka.ms/applicationconfiguration.
             ApplicationConfiguration.Initialize();
-            Application.Run(new FormShipCollection());
+            ServiceCollection services = new();
+            ConfigureService(services);
+            using ServiceProvider serviceProvider = services.BuildServiceProvider();
+            Application.Run(serviceProvider.GetRequiredService<FormShipCollection>());
+        }
+        private static void ConfigureService(ServiceCollection services)
+        {
+            services
+                .AddSingleton<FormShipCollection>()
+                .AddLogging(option =>
+                {
+                    option.SetMinimumLevel(LogLevel.Information);
+                    var config = new ConfigurationBuilder()
+                        .AddJsonFile("serilogConfig.json", optional: false, reloadOnChange: true)
+                        .Build();
+                    option.AddSerilog(Log.Logger = new LoggerConfiguration()
+                        .ReadFrom.Configuration(config)
+                        .CreateLogger());
+                });
+
+
         }
     }
 }