Лабораторная работа №6 (почти готово)

ProjectCleaningCar/ProjectCleaningCar/CollectionGenericObjects/AbstractCompany.cs

@@ -41,7 +41,7 @@ public abstract class AbstractCompany
         _pictureWidth = picWidth;
         _pictureHeight = picHeight;
         _collection = collection;
-        _collection.SetMaxCount = GetMaxCount;
+        _collection.MaxCount = GetMaxCount;
     }
     /// <summary>
     /// Перегрузка оператора сложения для класса

ProjectCleaningCar/ProjectCleaningCar/CollectionGenericObjects/ICollectionGenericObjects.cs

@@ -13,7 +13,7 @@ public interface ICollectionGenericObjects<T>
     /// <summary>
     /// Установка максимального количества элементов
     /// </summary>
-    int SetMaxCount { set; }
+    int MaxCount { get; set; }
     /// <summary>
     /// Добавление объекта в коллекцию
     /// </summary>
@@ -39,4 +39,15 @@ public interface ICollectionGenericObjects<T>
     /// <param name="position">Позиция</param>
     /// <returns>Объект</returns>
     T? Get(int position);
-}
+
+    /// <summary>
+    /// Получение типа коллекции
+    /// </summary>
+    CollectionType GetCollectionType { get; }
+
+    /// <summary>
+    /// Получение объектов коллекции по одному
+    /// </summary>
+    /// <returns>Поэлементый вывод элементов коллекции</returns>
+    IEnumerable<T?> GetItems();
+}

ProjectCleaningCar/ProjectCleaningCar/CollectionGenericObjects/ListGenericObjects.cs

@@ -15,7 +15,11 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
 
     public int Count => _collection.Count;
 
-    public int SetMaxCount { 
+    public int MaxCount { 
+        get
+        {
+            return _collection.Count;
+        }
         set 
         { 
             if (value > 0) 
@@ -24,6 +28,8 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
             } 
         } 
     }
+
+    public CollectionType GetCollectionType => CollectionType.List;
     /// <summary>
 	/// Конструктор
 	/// </summary>
@@ -59,4 +65,12 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
         _collection.RemoveAt(position);
         return temp;
     }
+
+    public IEnumerable<T?> GetItems()
+    {
+        for (int i = 0; i < _collection.Count; ++i)
+        {
+            yield return _collection[i];
+        }
+    }
 }

ProjectCleaningCar/ProjectCleaningCar/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -11,8 +11,12 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
     /// </summary>
     private T?[] _collection;
     public int Count => _collection.Length;
-    public int SetMaxCount
+    public int MaxCount
     {
+        get
+        {
+            return _collection.Length;
+        }
         set
         {
             if (value > 0)
@@ -28,6 +32,8 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
             }
         }
     }
+
+    public CollectionType GetCollectionType => CollectionType.Massive;
     /// <summary>
     /// Конструктор
     /// </summary>
@@ -89,4 +95,12 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         _collection[position] = null;
         return myObject;
     }
-}
+
+    public IEnumerable<T?> GetItems()
+    {
+        for (int i = 0; i < _collection.Length; ++i)
+        {
+            yield return _collection[i];
+        }
+    }
+}

ProjectCleaningCar/ProjectCleaningCar/CollectionGenericObjects/StorageCollection.cs

@@ -1,17 +1,36 @@
-namespace ProjectCleaningCar.CollectionGenericObjects;
+using ProjectCleaningCar.Drawning;
+using ProjectCleaningCar.Entities;
+using System.Text;
+
+namespace ProjectCleaningCar.CollectionGenericObjects;
 
 /// <summary>
 /// Класс-хранилище коллекций
 /// </summary>
 /// <typeparam name="T"></typeparam>
 public class StorageCollection<T>
-    where T : class
+    where T : DrawningTruck
 {
     /// <summary>
     /// Словарь (хранилище) с коллекциями
     /// </summary>
     readonly Dictionary<string, ICollectionGenericObjects<T>> _storages;
-    
+
+    /// <summary>
+    /// Ключевое слово, с которого должен начинаться файл
+    /// </summary>
+    private readonly string _collectionKey = "CollectionsStorage";
+
+    /// <summary>
+    /// Разделитель для записей коллекции данных в файл
+    /// </summary>
+    private readonly string _separatorItems = ";";
+
+    /// <summary>
+    /// Разделитель для записи ключа и значения элемента словаря
+    /// </summary>
+    private readonly string _separatorForKeyValue = "|";
+
     /// <summary>
     /// Возвращение списка названий коллекций
     /// </summary>
@@ -71,4 +90,135 @@ public class StorageCollection<T>
             return null;
         }
     }
-}
+
+    /// <summary>
+    /// Сохранение информации по автомобилям в хранилище в файл
+    /// </summary>
+    /// <param name="filename"></param>
+    /// <returns></returns>
+    public bool SaveData(string filename)
+    {
+        if (_storages.Count == 0)
+        {
+            return false;
+        }
+        if (File.Exists(filename))
+        {
+            File.Delete(filename);
+        }
+        StringBuilder sb = new();
+        sb.Append(_collectionKey);
+        foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
+        {
+            sb.Append(Environment.NewLine);
+            // не сохраняем пустые коллекции
+            if (value.Value.Count == 0)
+            {
+                continue;
+            }
+            sb.Append(value.Key);
+            sb.Append(_separatorForKeyValue);
+            sb.Append(value.Value.GetCollectionType);
+            sb.Append(_separatorForKeyValue);
+            sb.Append(value.Value.MaxCount);
+            sb.Append(_separatorForKeyValue);
+
+            foreach (T? item in value.Value.GetItems())
+            {
+                string data = item?.GetDataForSave() ?? string.Empty;
+                if (string.IsNullOrEmpty(data))
+                {
+                    continue;
+                }
+                sb.Append(data);
+                sb.Append(_separatorItems);
+            }
+        }
+        using FileStream fs = new(filename, FileMode.Create);
+        byte[] info = new UTF8Encoding(true).GetBytes(sb.ToString());
+        fs.Write(info, 0, info.Length);
+        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 bool LoadData(string filename)
+    {
+        if (!File.Exists(filename))
+        {
+            return false;
+        }
+        string bufferTextFromFile = "";
+        using (FileStream fs = new(filename, FileMode.Open))
+        {
+            byte[] b = new byte[fs.Length];
+            UTF8Encoding temp = new(true);
+            while (fs.Read(b, 0, b.Length) > 0)
+            {
+                bufferTextFromFile += temp.GetString(b);
+            }
+        }
+        string[] strs = bufferTextFromFile.Split(new char[] { '\n', '\r' },
+        StringSplitOptions.RemoveEmptyEntries);
+        if (strs == null || strs.Length == 0)
+        {
+            return false;
+        }
+        if (!strs[0].Equals(_collectionKey))
+        {
+            //если нет такой записи, то это не те данные
+            return false;
+        }
+        _storages.Clear();
+        foreach (string data in strs)
+        {
+            string[] record = data.Split(_separatorForKeyValue,
+            StringSplitOptions.RemoveEmptyEntries);
+            if (record.Length != 4)
+            {
+                continue;
+            }
+            CollectionType collectionType =
+            (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
+            ICollectionGenericObjects<T>? collection =
+            StorageCollection<T>.CreateCollection(collectionType);
+            if (collection == null)
+            {
+                return false;
+            }
+            collection.MaxCount = Convert.ToInt32(record[2]);
+            string[] set = record[3].Split(_separatorItems,
+            StringSplitOptions.RemoveEmptyEntries);
+            foreach (string elem in set)
+            {
+                if (elem?.CreateDrawningCar() is T car)
+                {
+                    if (collection.Insert(car) == -1)
+                    {
+                        return false;
+                    }
+                }
+            }
+            _storages.Add(record[0], collection);
+        }
+        return true;
+    }
+
+    /// <summary>
+    /// Создание коллекции по типу
+    /// </summary>
+    /// <param name="collectionType"></param>
+    /// <returns></returns>
+    private static ICollectionGenericObjects<T>? CreateCollection(CollectionType collectionType)
+    {
+        return collectionType switch
+        {
+            CollectionType.Massive => new MassiveGenericObjects<T>(),
+            CollectionType.List => new ListGenericObjects<T>(),
+            _ => null,
+        };
+    }
+}

ProjectCleaningCar/ProjectCleaningCar/Drawning/DrawningCleaningCar.cs

@@ -20,6 +20,17 @@ public class DrawningCleaningCar : DrawningTruck
     {
         EntityTruck = new EntityCleaningCar(speed, weight, bodyColor, additionalColor, tank, sweepingBrush, flashlight);
     }
+
+    /// <summary>
+    /// Конструктор для Extention
+    /// </summary>
+    /// <param name="cleaningCar"></param>
+    public DrawningCleaningCar(EntityCleaningCar cleaningCar) : base(132, 65)
+    {
+        if (cleaningCar == null) return;
+        EntityTruck = new EntityCleaningCar(cleaningCar.Speed,cleaningCar.Weight, cleaningCar.BodyColor,
+            cleaningCar.AdditionalColor, cleaningCar.Tank, cleaningCar.SweepingBrush, cleaningCar.Flashlight);
+    }
     /// <summary>
     /// Отрисовка объекта
     /// </summary>

ProjectCleaningCar/ProjectCleaningCar/Drawning/DrawningTruck.cs

@@ -81,6 +81,15 @@ public class DrawningTruck
         _drawningTruckHeight = drawningTruckHeight;
     } 
     /// <summary>
+    /// Новый конструктор
+    /// </summary>
+    /// <param name="truck"></param>
+    public DrawningTruck(EntityTruck? truck) : this()
+    {
+        if (truck == null) return;
+        EntityTruck = new EntityTruck(truck.Speed, truck.Weight, truck.BodyColor);
+    }
+    /// <summary>
     /// Установка границ поля
     /// </summary>
     /// <param name="width">Ширина поля</param>

ProjectCleaningCar/ProjectCleaningCar/Drawning/ExtentionDrawningTruck.cs

@@ -0,0 +1,46 @@
+using ProjectCleaningCar.Entities;
+
+namespace ProjectCleaningCar.Drawning;
+
+/// <summary>
+/// Расширение для класса EntityTruck
+/// </summary>
+public static class ExtentionDrawningTruck
+{
+    /// <summary>
+    /// Разделитель для записи информации по объекту в файл
+    /// </summary>
+    private static readonly string _separatorForObject = ":";
+
+    public static DrawningTruck? CreateDrawningCar(this string info)
+    {
+        string[] strs = info.Split(_separatorForObject);
+        EntityTruck? truck = EntityCleaningCar.CreateEntityCleaningCar(strs);
+        if (truck != null)
+        {
+            return new DrawningCleaningCar((EntityCleaningCar)truck);
+        }
+        truck = EntityTruck.CreateEntityCar(strs);
+        if (truck != null)
+        {
+            return new DrawningTruck(truck);
+        }
+        return null;
+    }
+
+    /// <summary>
+    /// Получение данных для сохранения в файл
+    /// </summary>
+    /// <param name="drawningCar"></param>
+    /// <returns></returns>
+    public static string GetDataForSave(this DrawningTruck drawningTruck)
+    {
+        string[]? array = drawningTruck?.EntityTruck?.GetStringRepresentation();
+        if (array == null)
+        {
+            return string.Empty;
+        }
+        return string.Join(_separatorForObject, array);
+    }
+
+}

ProjectCleaningCar/ProjectCleaningCar/Entities/EntityCleaningCar.cs

@@ -41,4 +41,28 @@ public class EntityCleaningCar : EntityTruck
         SweepingBrush = sweepingBrush;
         Flashlight = flashlight;
     }
+
+    /// <summary>
+    /// Получение строк со значениями свойств продвинутого объекта класса-сущности
+    /// </summary>
+    /// <returns></returns>
+    public override string[] GetStringRepresentation()
+    {
+        return new[] { nameof(EntityCleaningCar), Speed.ToString(), Weight.ToString(), BodyColor.Name, AdditionalColor.Name,
+                        Tank.ToString(), SweepingBrush.ToString(), Flashlight.ToString()};
+    }
+    /// <summary>
+    /// Создание продвинутого объекта из массива строк
+    /// </summary>
+    /// <param name="strs"></param>
+    /// <returns></returns>
+    public static EntityCleaningCar? CreateEntityCleaningCar(string[] strs)
+    {
+        if (strs.Length != 8 || strs[0] != nameof(EntityCleaningCar))
+        {
+            return null;
+        }
+        return new EntityCleaningCar(Convert.ToInt32(strs[1]), Convert.ToDouble(strs[2]), Color.FromName(strs[3]),
+                                    Color.FromName(strs[4]), Convert.ToBoolean(strs[5]), Convert.ToBoolean(strs[6]), Convert.ToBoolean(strs[7]));
+    }
 }

ProjectCleaningCar/ProjectCleaningCar/Entities/EntityTruck.cs

@@ -37,4 +37,27 @@ public class EntityTruck
         Weight = weight;
         BodyColor = bodyColor;
     }
-}
+
+    /// <summary>
+    /// Получение строк со значениями свойств объекта класса-сущности
+    /// </summary>
+    /// <returns></returns>
+    public virtual string[] GetStringRepresentation()
+    {
+        return new[] { nameof(EntityTruck), Speed.ToString(), Weight.ToString(), BodyColor.Name };
+    }
+
+    /// <summary>
+    /// Создание объекта из массива строк
+    /// </summary>
+    /// <param name="strs"></param>
+    /// <returns></returns>
+    public static EntityTruck? CreateEntityCar(string[] strs)
+    {
+        if (strs.Length != 4 || strs[0] != nameof(EntityTruck))
+        {
+            return null;
+        }
+        return new EntityTruck(Convert.ToInt32(strs[1]), Convert.ToDouble(strs[2]), Color.FromName(strs[3]));
+    }
+}

ProjectCleaningCar/ProjectCleaningCar/FormCleaningCarCollection.Designer.cs

@@ -46,10 +46,17 @@
             labelCollectionName = new Label();
             comboBoxSelectorCompany = new ComboBox();
             pictureBox = new PictureBox();
+            menuStrip = new MenuStrip();
+            fileToolStripMenuItem = new ToolStripMenuItem();
+            saveToolStripMenuItem = new ToolStripMenuItem();
+            loadToolStripMenuItem = new ToolStripMenuItem();
+            saveFileDialog = new SaveFileDialog();
+            openFileDialog = new OpenFileDialog();
             tools.SuspendLayout();
             panelCompanyTools.SuspendLayout();
             panelStorage.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)pictureBox).BeginInit();
+            menuStrip.SuspendLayout();
             SuspendLayout();
             // 
             // tools
@@ -59,9 +66,9 @@
             tools.Controls.Add(panelStorage);
             tools.Controls.Add(comboBoxSelectorCompany);
             tools.Dock = DockStyle.Right;
-            tools.Location = new Point(783, 0);
+            tools.Location = new Point(783, 24);
             tools.Name = "tools";
-            tools.Size = new Size(208, 606);
+            tools.Size = new Size(208, 582);
             tools.TabIndex = 0;
             tools.TabStop = false;
             tools.Text = "Инструменты";
@@ -77,12 +84,12 @@
             panelCompanyTools.Enabled = false;
             panelCompanyTools.Location = new Point(3, 354);
             panelCompanyTools.Name = "panelCompanyTools";
-            panelCompanyTools.Size = new Size(202, 249);
+            panelCompanyTools.Size = new Size(202, 225);
             panelCompanyTools.TabIndex = 7;
             // 
             // buttonRefresh
             // 
-            buttonRefresh.Location = new Point(3, 208);
+            buttonRefresh.Location = new Point(3, 178);
             buttonRefresh.Name = "buttonRefresh";
             buttonRefresh.Size = new Size(196, 38);
             buttonRefresh.TabIndex = 6;
@@ -92,7 +99,7 @@
             // 
             // buttonGoToCheck
             // 
-            buttonGoToCheck.Location = new Point(3, 164);
+            buttonGoToCheck.Location = new Point(3, 134);
             buttonGoToCheck.Name = "buttonGoToCheck";
             buttonGoToCheck.Size = new Size(196, 38);
             buttonGoToCheck.TabIndex = 5;
@@ -113,7 +120,7 @@
             // 
             // maskedTextBoxPosition
             // 
-            maskedTextBoxPosition.Location = new Point(3, 91);
+            maskedTextBoxPosition.Location = new Point(3, 61);
             maskedTextBoxPosition.Mask = "00";
             maskedTextBoxPosition.Name = "maskedTextBoxPosition";
             maskedTextBoxPosition.Size = new Size(196, 23);
@@ -122,7 +129,7 @@
             // 
             // buttonDelCar
             // 
-            buttonDelCar.Location = new Point(3, 120);
+            buttonDelCar.Location = new Point(3, 90);
             buttonDelCar.Name = "buttonDelCar";
             buttonDelCar.Size = new Size(196, 38);
             buttonDelCar.TabIndex = 4;
@@ -237,12 +244,52 @@
             // pictureBox
             // 
             pictureBox.Dock = DockStyle.Fill;
-            pictureBox.Location = new Point(0, 0);
+            pictureBox.Location = new Point(0, 24);
             pictureBox.Name = "pictureBox";
-            pictureBox.Size = new Size(783, 606);
+            pictureBox.Size = new Size(783, 582);
             pictureBox.TabIndex = 1;
             pictureBox.TabStop = false;
             // 
+            // menuStrip
+            // 
+            menuStrip.Items.AddRange(new ToolStripItem[] { fileToolStripMenuItem });
+            menuStrip.Location = new Point(0, 0);
+            menuStrip.Name = "menuStrip";
+            menuStrip.Size = new Size(991, 24);
+            menuStrip.TabIndex = 2;
+            menuStrip.Text = "menuStrip";
+            // 
+            // fileToolStripMenuItem
+            // 
+            fileToolStripMenuItem.DropDownItems.AddRange(new ToolStripItem[] { saveToolStripMenuItem, loadToolStripMenuItem });
+            fileToolStripMenuItem.Name = "fileToolStripMenuItem";
+            fileToolStripMenuItem.Size = new Size(48, 20);
+            fileToolStripMenuItem.Text = "Файл";
+            // 
+            // saveToolStripMenuItem
+            // 
+            saveToolStripMenuItem.Name = "saveToolStripMenuItem";
+            saveToolStripMenuItem.ShortcutKeys = Keys.Control | Keys.S;
+            saveToolStripMenuItem.Size = new Size(181, 22);
+            saveToolStripMenuItem.Text = "Сохранение";
+            saveToolStripMenuItem.Click += SaveToolStripMenuItem_Click;
+            // 
+            // loadToolStripMenuItem
+            // 
+            loadToolStripMenuItem.Name = "loadToolStripMenuItem";
+            loadToolStripMenuItem.ShortcutKeys = Keys.Control | Keys.L;
+            loadToolStripMenuItem.Size = new Size(181, 22);
+            loadToolStripMenuItem.Text = "Загрузка";
+            loadToolStripMenuItem.Click += LoadToolStripMenuItem_Click;
+            // 
+            // saveFileDialog
+            // 
+            saveFileDialog.Filter = "txt file | *.txt";
+            // 
+            // openFileDialog
+            // 
+            openFileDialog.Filter = "txt file | *.txt";
+            // 
             // FormCleaningCarCollection
             // 
             AutoScaleDimensions = new SizeF(7F, 15F);
@@ -250,6 +297,8 @@
             ClientSize = new Size(991, 606);
             Controls.Add(pictureBox);
             Controls.Add(tools);
+            Controls.Add(menuStrip);
+            MainMenuStrip = menuStrip;
             Name = "FormCleaningCarCollection";
             Text = "Коллекция уборочных машин";
             tools.ResumeLayout(false);
@@ -258,7 +307,10 @@
             panelStorage.ResumeLayout(false);
             panelStorage.PerformLayout();
             ((System.ComponentModel.ISupportInitialize)pictureBox).EndInit();
+            menuStrip.ResumeLayout(false);
+            menuStrip.PerformLayout();
             ResumeLayout(false);
+            PerformLayout();
         }
 
         #endregion
@@ -281,5 +333,11 @@
         private TextBox textBoxCollectionName;
         private Button buttonCreateCompany;
         private Panel panelCompanyTools;
+        private MenuStrip menuStrip;
+        private ToolStripMenuItem fileToolStripMenuItem;
+        private ToolStripMenuItem saveToolStripMenuItem;
+        private ToolStripMenuItem loadToolStripMenuItem;
+        private SaveFileDialog saveFileDialog;
+        private OpenFileDialog openFileDialog;
     }
 }

ProjectCleaningCar/ProjectCleaningCar/FormCleaningCarCollection.cs

@@ -235,4 +235,39 @@ public partial class FormCleaningCarCollection : Form
         panelCompanyTools.Enabled = true;
         RerfreshListBoxItems();
     }
-}
+
+    /// <summary>
+    /// Обработка нажатия "Сохранение"
+    /// </summary>
+    /// <param name="sender"></param>
+    /// <param name="e"></param>
+    private void SaveToolStripMenuItem_Click(object sender, EventArgs e)
+    {
+        if (saveFileDialog.ShowDialog() == DialogResult.OK)
+        {
+            if (_storageCollection.SaveData(saveFileDialog.FileName))
+            {
+                MessageBox.Show("Сохранение прошло успешно",
+                "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+            }
+            else
+            {
+                MessageBox.Show("Не сохранилось", "Результат",
+                MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+    }
+
+    /// <summary>
+    /// Обработка нажатия "Загрузка"
+    /// </summary>
+    /// <param name="sender"></param>
+    /// <param name="e"></param>
+    private void LoadToolStripMenuItem_Click(object sender, EventArgs e)
+    {
+        if (openFileDialog.ShowDialog() == DialogResult.OK)
+        {
+
+        }
+    }
+}

ProjectCleaningCar/ProjectCleaningCar/FormCleaningCarCollection.resx

@@ -117,4 +117,13 @@
   <resheader name="writer">
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
+  <metadata name="menuStrip.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>17, 17</value>
+  </metadata>
+  <metadata name="saveFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>126, 17</value>
+  </metadata>
+  <metadata name="openFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>261, 17</value>
+  </metadata>
 </root>