Готово

ProjectElectricLocomotive/CollectionGenericObjects/AbstractCompany.cs

@@ -50,14 +50,14 @@ public abstract class AbstractCompany
         _pictureWidth = picWidth;
         _pictureHeight = picHeight;
         _collection = collection;
-        _collection.SetMaxCount = GetMaxCount;
+        _collection.MaxCount = GetMaxCount;
     }
 
     /// <summary>
     /// Перегрузка оператора сложения для класса
     /// </summary>
     /// <param name="company">Компания</param>
-    /// <param name="Locomotive">Добавляемый объект</param>
+    /// <param name="Llcomotive">Добавляемый объект</param>
     /// <returns></returns>
     public  static int operator +(AbstractCompany company, DrawningLocomotive locomotive)
     {

ProjectElectricLocomotive/CollectionGenericObjects/ICollectionGenericObjects.cs

@@ -21,13 +21,13 @@ public interface ICollectionGenericObjects<T>
     /// <summary>
     /// Установка максимального количества элементов
     /// </summary>
-    int SetMaxCount { set; }
+    int MaxCount { get; set; }
     /// <summary>
     /// Добавление объекта в коллекцию
     /// </summary>
     /// <param name="obj">Добавляемый объект</param>
     /// <returns>true - вставка прошла удачно, false - вставка не удалась</returns>
-int Insert(T obj);
+    int Insert(T obj);
 
     /// <summary>
     /// Добавление объекта в коллекцию на конкретную позицию
@@ -49,4 +49,15 @@ T Remove(int position);
     /// <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();
 }

ProjectElectricLocomotive/CollectionGenericObjects/ListGenericObjects.cs

@@ -18,11 +18,26 @@ namespace ProjectElectricLocomotive.CollectionGenericObjects
         /// Максимально допустимое число объектов в списке
         /// </summary>
         private int _maxCount;
-       
+
-         public int SetMaxCount { set { if (value > 0) { _maxCount = value; } } }
+        public int MaxCount
+        {
+            get
+            {
+                return Count;
+            }
+            set
+            {
+                if (value > 0)
+                {
+                    _maxCount = value;
+                }
+            }
+        }
 
         public int Count => _collection.Count;
 
+        public CollectionType GetCollectionType => CollectionType.List;
+
         /// <summary>
         /// Конструктор
         /// </summary>
@@ -75,5 +90,12 @@ namespace ProjectElectricLocomotive.CollectionGenericObjects
             return  null;
         }
 
+        public IEnumerable<T?> GetItems()
+        {
+            for (int i = 0; i < Count; ++i)
+            {
+                yield return _collection[i];
+            }
+        }
     }
 }

ProjectElectricLocomotive/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -13,13 +13,17 @@ namespace ProjectElectricLocomotive.CollectionGenericObjects
         /// </summary>
         private T?[] _collection;
         public int Count => _collection.Length;
-        public int SetMaxCount
+        public int MaxCount
         {
+            get
+            {
+                return _collection.Length;
+            }
             set
             {
                 if (value > 0)
                 {
-                    if (_collection.Length > 0)
+                    if (Count > 0)
                     {
                         Array.Resize(ref _collection, value);
                     }
@@ -29,8 +33,12 @@ namespace ProjectElectricLocomotive.CollectionGenericObjects
                     }
                 }
             }
+
         }
 
+
+        public CollectionType GetCollectionType => CollectionType.Massive;
+
         /// <summary>
         /// Конструктор
         /// </summary>
@@ -111,5 +119,13 @@ namespace ProjectElectricLocomotive.CollectionGenericObjects
             // TODO удаление объекта из массива, присвоив элементу массива значение null
         return Get(position);
         }
+
+        public IEnumerable<T?> GetItems()
+        {
+            for (int i = 0; i < _collection.Length; ++i)
+            {
+                yield return _collection[i];
+            }
+        }
     }
 }

ProjectElectricLocomotive/CollectionGenericObjects/StorageCollection.cs

@@ -1,4 +1,5 @@
-using System;
+using ProjectElectricLocomotive.Drawnings;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -11,7 +12,7 @@ namespace ProjectElectricLocomotive.CollectionGenericObjects;
 /// </summary>
 /// <typeparam name="T"></typeparam>
 public class StorageCollection<T>
-where T : class
+where T : DrawningLocomotive
 {
     
     /// <summary>
@@ -78,5 +79,140 @@ where T : class
             return null;
         }
     }
- 
+
+    /// <summary>
+    /// Ключевое слово, с которого должен начинаться файл
+    /// </summary>
+    private readonly string _collectionKey = "CollectionsStorage";
+
+    /// <summary>
+    /// Разделитель для записи ключа и значения элемента словаря
+    /// </summary>
+    private readonly string _separatorForKeyValue = "|";
+
+    /// <summary>
+    /// Разделитель для записей коллекции данных в файл
+    /// </summary>
+    private readonly string _separatorItems = ";";
+
+    /// <summary>
+    /// Сохранение информации по локомотивам 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 bool SaveData(string filename)
+    {
+        if (_storages.Count == 0)
+        {
+            return false;
+        }
+        if (File.Exists(filename))
+        {
+            File.Delete(filename);
+        }
+        using (StreamWriter writer = new StreamWriter(filename))
+        {
+            writer.Write(_collectionKey);
+            foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
+            {
+                StringBuilder sb = new(); // построитель строк
+                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);
+                }
+                writer.Write(sb);
+            }
+
+        }
+        return true;
+    }
+
+    /// <summary>
+    //    /// Загрузка информации по локомотивам 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;
+        }
+        using (StreamReader fs = File.OpenText(filename))
+        {
+            string str = fs.ReadLine();
+            if (str == null || str.Length == 0)
+            {
+                return false;
+            }
+            if (!str.StartsWith(_collectionKey))
+            {
+                return false;
+            }
+            _storages.Clear();
+            string strs = "";
+            while ((strs = fs.ReadLine()) != null)
+            {
+                string[] record = strs.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?.CreateDrawningLocomotive() is T locomotive)
+                    {
+                        if (collection.Insert(locomotive) == -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,
+        };
+    }
+
 }

ProjectElectricLocomotive/Drawnings/DrawningElectricLocomotive.cs

@@ -32,7 +32,12 @@ namespace ProjectElectricLocomotive.Drawnings
             pantograph, batterystorage);
         }
 
-        
+        public DrawningElectricLocomotive(EntityElectricLocomotive locomotive) : base(155, 0)
+        {
+            EntityLocomotive = new EntityElectricLocomotive(locomotive.Speed, locomotive.Weight, locomotive.BodyColor, locomotive.AdditionalColor, locomotive.Pantograph, locomotive.BatteryStorage);
+        }
+
+
         public override void DrawTransport(Graphics g)
         {
             if (EntityLocomotive == null || EntityLocomotive is not EntityElectricLocomotive electricLocomotive || !_startPosX.HasValue || !_startPosY.HasValue)

ProjectElectricLocomotive/Drawnings/DrawningLocomotive.cs

@@ -95,6 +95,12 @@ public  class DrawningLocomotive
 
          }
 
+    public DrawningLocomotive(EntityLocomotive locomotive) : this()
+    {
+        EntityLocomotive = new EntityLocomotive(locomotive.Speed, locomotive.Weight, locomotive.BodyColor);
+    }
+
+
     /// <summary>
     /// Установка границ поля
     /// </summary>

ProjectElectricLocomotive/Drawnings/ExtensionDrawningLocomotive.cs

@@ -0,0 +1,54 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ProjectElectricLocomotive.Entities;
+
+namespace ProjectElectricLocomotive.Drawnings
+{
+    public static class ExtensionDrawningLocomotive
+    {
+        /// <summary>
+        /// Разделитель для записи информации по объекту в файл
+        /// </summary>
+        private static readonly string _separatorForObject = ":";
+
+        /// <summary>
+        /// Создание объекта из строки
+        /// </summary>
+        /// <param name="info">Строка с данными для создания объекта</param>
+        /// <returns>Объект</returns>
+
+        public static DrawningLocomotive? CreateDrawningLocomotive(this string info)
+        {
+            string[] strs = info.Split(_separatorForObject);
+            EntityLocomotive? locomotive = EntityElectricLocomotive.CreateEntityElectricLocomotive(strs);
+            if (locomotive != null)
+            {
+                return new DrawningElectricLocomotive((EntityElectricLocomotive)locomotive);
+            }
+            locomotive = EntityLocomotive.CreateEntityLocomotive(strs);
+            if (locomotive != null)
+            {
+                return new DrawningLocomotive(locomotive);
+            }
+            return null;
+        }
+
+        /// <summary>
+        /// Получение данных для сохранения в файл
+        /// </summary>
+        /// <param name="drawningLocomotive">Сохраняемый объект</param>
+        /// <returns>Строка с данными по объекту</returns>
+        public static string GetDataForSave(this DrawningLocomotive drawningLocomotive)
+        {
+            string[]? array = drawningLocomotive?.EntityLocomotive?.GetStringRepresentation();
+            if (array == null)
+            {
+                return string.Empty;
+            }
+            return string.Join(_separatorForObject, array);
+        }
+    }
+}

ProjectElectricLocomotive/Entities/EntityElectricLocomotive.cs

@@ -40,6 +40,31 @@ namespace ProjectElectricLocomotive.Entities
             Pantograph = pantograph;
             BatteryStorage = batteryStorage;
         }
+
+        /// <summary>
+        /// Получение строк со значениями свойств объекта класса-сущности
+        /// </summary>
+        /// <returns></returns>
+        public override string[] GetStringRepresentation()
+        {
+            return new string[] { nameof(EntityElectricLocomotive), Speed.ToString(), Weight.ToString(), BodyColor.Name, AdditionalColor.Name, Pantograph.ToString(), BatteryStorage.ToString() };
+        }
+
+        /// <summary>
+        /// Создание объекта из массива строк
+        /// </summary>
+        /// <param name="strs"></param>
+        /// <returns></returns>
+        public static EntityElectricLocomotive? CreateEntityElectricLocomotive(string[] strs)
+        {
+            if (strs.Length != 7 || strs[0] != nameof(EntityElectricLocomotive))
+            {
+                return null;
+            }
+            return new EntityElectricLocomotive(Convert.ToInt32(strs[1]), Convert.ToDouble(strs[2]), Color.FromName(strs[3]), Color.FromName(strs[4]), Convert.ToBoolean(strs[5]), Convert.ToBoolean(strs[6]));
+        }
+
+
         internal void setAdditionalColor(Color additionalColor)
         {
             AdditionalColor = additionalColor;

ProjectElectricLocomotive/Entities/EntityLocomotive.cs

@@ -43,6 +43,30 @@ namespace ProjectElectricLocomotive.Entities
 
         }
 
+        /// <summary>
+        /// Получение строк со значениями свойств объекта класса-сущности
+        /// </summary>
+        /// <returns></returns>
+        public virtual string[] GetStringRepresentation()
+        {
+            return new[] { nameof(EntityLocomotive), Speed.ToString(), Weight.ToString(), BodyColor.Name };
+        }
+        /// <summary>
+        /// Создание объекта из массива строк
+        /// </summary>
+        /// <param name="strs"></param>
+        /// <returns></returns>
+        public static EntityLocomotive? CreateEntityLocomotive(string[] strs)
+        {
+            if (strs.Length != 4 || strs[0] != nameof(EntityLocomotive))
+            {
+                return null;
+            }
+            return new EntityLocomotive(Convert.ToInt32(strs[1]), Convert.ToDouble(strs[2]), Color.FromName(strs[3]));
+        }
+
+
+
         internal void setBodyColor(Color bodyColor)
         {
             BodyColor = bodyColor;

ProjectElectricLocomotive/FormLocomotiveCollection.Designer.cs

@@ -46,10 +46,17 @@
             textBoxCollectionName = new TextBox();
             comboBoxSelectorCompany = new ComboBox();
             pictureBox = new PictureBox();
+            menuStrip = new MenuStrip();
+            файлToolStripMenuItem = new ToolStripMenuItem();
+            SaveToolStripMenuItem = new ToolStripMenuItem();
+            LoadToolStripMenuItem = new ToolStripMenuItem();
+            openFileDialog = new OpenFileDialog();
+            saveFileDialog = new SaveFileDialog();
             groupBoxTools.SuspendLayout();
             panelCompanyTools.SuspendLayout();
             panelStorage.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)pictureBox).BeginInit();
+            menuStrip.SuspendLayout();
             SuspendLayout();
             // 
             // groupBoxTools
@@ -60,9 +67,9 @@
             groupBoxTools.Controls.Add(panelStorage);
             groupBoxTools.Controls.Add(comboBoxSelectorCompany);
             groupBoxTools.Dock = DockStyle.Right;
-            groupBoxTools.Location = new Point(589, 0);
+            groupBoxTools.Location = new Point(589, 33);
             groupBoxTools.Name = "groupBoxTools";
-            groupBoxTools.Size = new Size(503, 450);
+            groupBoxTools.Size = new Size(503, 417);
             groupBoxTools.TabIndex = 0;
             groupBoxTools.TabStop = false;
             groupBoxTools.Text = "Инструменты";
@@ -234,12 +241,53 @@
             // pictureBox
             // 
             pictureBox.Dock = DockStyle.Fill;
-            pictureBox.Location = new Point(0, 0);
+            pictureBox.Location = new Point(0, 33);
             pictureBox.Name = "pictureBox";
-            pictureBox.Size = new Size(589, 450);
+            pictureBox.Size = new Size(589, 417);
             pictureBox.TabIndex = 3;
             pictureBox.TabStop = false;
             // 
+            // menuStrip
+            // 
+            menuStrip.ImageScalingSize = new Size(24, 24);
+            menuStrip.Items.AddRange(new ToolStripItem[] { файлToolStripMenuItem });
+            menuStrip.Location = new Point(0, 0);
+            menuStrip.Name = "menuStrip";
+            menuStrip.Size = new Size(1092, 33);
+            menuStrip.TabIndex = 4;
+            menuStrip.Text = "menuStrip1";
+            // 
+            // файлToolStripMenuItem
+            // 
+            файлToolStripMenuItem.DropDownItems.AddRange(new ToolStripItem[] { SaveToolStripMenuItem, LoadToolStripMenuItem });
+            файлToolStripMenuItem.Name = "файлToolStripMenuItem";
+            файлToolStripMenuItem.Size = new Size(69, 29);
+            файлToolStripMenuItem.Text = "Файл";
+            // 
+            // SaveToolStripMenuItem
+            // 
+            SaveToolStripMenuItem.Name = "SaveToolStripMenuItem";
+            SaveToolStripMenuItem.ShortcutKeys = Keys.Control | Keys.S;
+            SaveToolStripMenuItem.Size = new Size(273, 34);
+            SaveToolStripMenuItem.Text = "Сохранение";
+            SaveToolStripMenuItem.Click += SaveToolStripMenuItem_Click;
+            // 
+            // LoadToolStripMenuItem
+            // 
+            LoadToolStripMenuItem.Name = "LoadToolStripMenuItem";
+            LoadToolStripMenuItem.ShortcutKeys = Keys.Control | Keys.L;
+            LoadToolStripMenuItem.Size = new Size(273, 34);
+            LoadToolStripMenuItem.Text = "Загрузка";
+            LoadToolStripMenuItem.Click += LoadToolStripMenuItem_Click;
+            // 
+            // openFileDialog
+            // 
+            openFileDialog.FileName = "openFileDialog1";
+            // 
+            // saveFileDialog
+            // 
+            saveFileDialog.Filter = "txt file | *.txt";
+            // 
             // FormLocomotiveCollection
             // 
             AutoScaleDimensions = new SizeF(10F, 25F);
@@ -247,6 +295,8 @@
             ClientSize = new Size(1092, 450);
             Controls.Add(pictureBox);
             Controls.Add(groupBoxTools);
+            Controls.Add(menuStrip);
+            MainMenuStrip = menuStrip;
             Name = "FormLocomotiveCollection";
             Text = "Коллекция Локомотивов";
             groupBoxTools.ResumeLayout(false);
@@ -256,7 +306,10 @@
             panelStorage.ResumeLayout(false);
             panelStorage.PerformLayout();
             ((System.ComponentModel.ISupportInitialize)pictureBox).EndInit();
+            menuStrip.ResumeLayout(false);
+            menuStrip.PerformLayout();
             ResumeLayout(false);
+            PerformLayout();
         }
 
         #endregion
@@ -279,5 +332,11 @@
         private ListBox listBoxCollection;
         private Button buttonCreateCompany;
         private Panel panelCompanyTools;
+        private MenuStrip menuStrip;
+        private ToolStripMenuItem файлToolStripMenuItem;
+        private ToolStripMenuItem SaveToolStripMenuItem;
+        private ToolStripMenuItem LoadToolStripMenuItem;
+        private OpenFileDialog openFileDialog;
+        private SaveFileDialog saveFileDialog;
     }
 }

ProjectElectricLocomotive/FormLocomotiveCollection.cs

@@ -47,9 +47,9 @@ public partial class FormLocomotiveCollection : Form
     {
         panelCompanyTools.Enabled = false;
     }
-    
 
-    
+
+
 
 
     /// <summary>
@@ -72,7 +72,7 @@ public partial class FormLocomotiveCollection : Form
     /// <param name="locomotive"></param>
     private void SetLocomotive(DrawningLocomotive? locomotive)
     {
-        if(_company == null || locomotive == null)
+        if (_company == null || locomotive == null)
         {
             return;
         }
@@ -271,4 +271,50 @@ public partial class FormLocomotiveCollection : Form
         collectionType);
         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)
+        {
+            if (_storageCollection.LoadData(openFileDialog.FileName))
+            {
+                MessageBox.Show("Загрузка прошла успешно",
+                "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                RerfreshListBoxItems();
+            }
+            else
+            {
+                MessageBox.Show("Не сохранилось", "Результат",
+                MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+    }
 }

ProjectElectricLocomotive/FormLocomotiveCollection.resx

@@ -117,4 +117,16 @@
   <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, 0</value>
+  </metadata>
+  <metadata name="openFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>165, 0</value>
+  </metadata>
+  <metadata name="saveFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>361, 0</value>
+  </metadata>
+  <metadata name="$this.TrayHeight" type="System.Int32, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>82</value>
+  </metadata>
 </root>