d

ProjectLocomotive/ProjectLocomotive/CollectionGenericObjects/AbstractCompany.cs

@@ -49,7 +49,7 @@ namespace ProjectLocomotive.CollectionGenericObjects
             _pictureWidth = picWidth;
             _pictureHeight = picHeight;
             _collection = collection;
-            _collection.SetMaxCount = GetMaxCount;
+            _collection.MaxCount = GetMaxCount;
         }
 
         /// <summary>

ProjectLocomotive/ProjectLocomotive/CollectionGenericObjects/ICollectionGenericObjects.cs

@@ -14,7 +14,7 @@
         /// <summary>
         /// Установка максимального количества элементов
         /// </summary>
-        int SetMaxCount { set; }
+        int MaxCount { get; set; }
         /// <summary>
         /// Добавление объекта в коллекцию
         /// </summary>
@@ -40,6 +40,17 @@
         /// <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();
+
     }
 
 }

ProjectLocomotive/ProjectLocomotive/CollectionGenericObjects/ListGenericObjects.cs

@@ -16,7 +16,19 @@
         /// </summary>
         private int _maxCount;
         public int Count => _collection.Count;
-        public int SetMaxCount { set { if (value > 0) { _maxCount = value; } } }
+        public int MaxCount
+        {
+            get => _maxCount;
+            set
+            {
+                if (value > 0)
+                {
+                    _maxCount = value;
+                }
+            }
+        }
+
+        public CollectionType GetCollectionType => CollectionType.List;
         /// <summary>
         /// Конструктор
         /// </summary>
@@ -61,5 +73,12 @@
             _collection.RemoveAt(position);
             return obj;
         }
+        public IEnumerable<T?> GetItems()
+        {
+            for (int i = 0; i < _collection.Count; ++i)
+            {
+                yield return _collection[i];
+            }
+        }
     }
 }

ProjectLocomotive/ProjectLocomotive/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -15,8 +15,12 @@ namespace ProjectLocomotive.CollectionGenericObjects
         /// </summary>
         private T?[] _collection;
         public int Count => _collection.Length;
-        public int SetMaxCount
+        public int MaxCount
         {
+            get
+            {
+                return _collection.Length;
+            }
             set
             {
                 if (value > 0)
@@ -33,6 +37,8 @@ namespace ProjectLocomotive.CollectionGenericObjects
             }
         }
 
+        public CollectionType GetCollectionType => CollectionType.Massive;
+
         /// <summary>
         /// Конструктор
         /// </summary>
@@ -112,5 +118,13 @@ namespace ProjectLocomotive.CollectionGenericObjects
             _collection[position] = null;
             return obj;
         }
+
+        public IEnumerable<T?> GetItems()
+        {
+            for (int i = 0; i < _collection.Length; ++i)
+            {
+                yield return _collection[i];
+            }
+        }
     }
 }

ProjectLocomotive/ProjectLocomotive/CollectionGenericObjects/StorageCollection.cs

@@ -1,10 +1,13 @@
-namespace ProjectLocomotive.CollectionGenericObjects
+using ProjectLocomotive.Drawnings;
+using System.Text;
+
+namespace ProjectLocomotive.CollectionGenericObjects
 {
     // Класс-хранилище коллекций
     /// </summary>
     /// <typeparam name="T"></typeparam>
     public class StorageCollection<T>
-        where T : class
+        where T : DrawningLocomotive
     {
         /// <summary>
         /// Словарь (хранилище) с коллекциями
@@ -16,6 +19,21 @@
         /// </summary>
         public List<string> Keys => _storages.Keys.ToList();
 
+        /// <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>
         /// Конструктор
         /// </summary>
@@ -69,5 +87,125 @@
                 return null;
             }
         }
+        /// <summary>
+        /// 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 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();
+                    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 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;
+            }
+            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,
+            };
+        }
     }
 }

ProjectLocomotive/ProjectLocomotive/Drawnings/DrawningLocomotive.cs

@@ -10,7 +10,7 @@ public class DrawningLocomotive
     /// <summary>
     /// Класс-сущность
     /// </summary>
-    public EntityLocomotiev? EntityLocomotive { get; protected set; }
+    public EntityLocomotive? EntityLocomotive { get; protected set; }
     /// <summary>
     /// Ширина окна
     /// </summary>
@@ -58,7 +58,7 @@ public class DrawningLocomotive
     /// <summary>
     /// Пустой онструктор
     /// </summary>
-    private DrawningLocomotive()
+    public DrawningLocomotive()
     {
         _pictureWidth = null;
         _pictureHeight = null;
@@ -74,7 +74,7 @@ public class DrawningLocomotive
     /// <param name="bodyColor">Основной цвет</param>
     public DrawningLocomotive(int speed, double weight, Color bodyColor) : this()
     {
-        EntityLocomotive = new EntityLocomotiev(speed, weight, bodyColor);
+        EntityLocomotive = new EntityLocomotive(speed, weight, bodyColor);
     }
     /// <summary>
     /// Конструктор для наследников
@@ -87,6 +87,15 @@ public class DrawningLocomotive
         _pictureHeight = drawningCarHeight;
     }
 
+    /// <summary>
+    /// конструктор
+    /// </summary>
+    /// <param name="entityLocomotive"></param>
+    public DrawningLocomotive(EntityLocomotive entityLocomotive)
+    {
+        EntityLocomotive = entityLocomotive;
+    }
+
     /// <summary>
     /// Установка границ поля
     /// </summary>

ProjectLocomotive/ProjectLocomotive/Drawnings/DrawningTLocomotive.cs

@@ -22,7 +22,13 @@ namespace ProjectLocomotive.Drawnings
         {
             EntityLocomotive = new EntityTLocomotive(speed, weight, bodyColor, additionalColor, pipe, fueltank, headlight);
         }
-
+        public DrawningTLocomotive(EntityLocomotive entityLocomotive)
+        {
+            if (entityLocomotive != null)
+            {
+                EntityLocomotive = entityLocomotive;
+            }
+        }
         public override void DrawTransport(Graphics g)
         {
             if (EntityLocomotive == null || EntityLocomotive is not EntityTLocomotive entityTLocomotive || !_startPosX.HasValue ||

ProjectLocomotive/ProjectLocomotive/Drawnings/ExtentionDrawningArtilleryUnit.cs

@@ -0,0 +1,50 @@
+using ProjectLocomotive.Entities;
+
+namespace ProjectLocomotive.Drawnings
+{
+    public static class ExtentionDrawningLocomotive
+    {
+        /// <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 = EntityTLocomotive.CreateEntityTLocomotive(strs);
+            if (locomotive != null)
+            {
+                return new DrawningTLocomotive(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);
+        }
+
+    }
+}

ProjectLocomotive/ProjectLocomotive/Entities/EntityLocomotive.cs

@@ -3,7 +3,7 @@
 /// <summary>
 /// Класс-сущность "поезд"
 /// </summary>
-public class EntityLocomotiev
+public class EntityLocomotive
 {
     //свойства
     /// <summary>
@@ -32,10 +32,34 @@ public class EntityLocomotiev
     /// <param name="speed">скорость</param>
     /// <param name="weight">вес</param>
     /// <param name="bodyColor">основной цвет</param>    
-    public EntityLocomotiev(int speed, double weight, Color bodyColor)
+    public EntityLocomotive(int speed, double weight, Color bodyColor)
     {
         Speed = speed;
         Weight = weight;
         BodyColor = bodyColor;
     }
+
+    /// <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]));
+    }
 }

ProjectLocomotive/ProjectLocomotive/Entities/EntityTLocomotive.cs

@@ -1,6 +1,6 @@
 namespace ProjectLocomotive.Entities
 {
-    internal class EntityTLocomotive : EntityLocomotiev
+    internal class EntityTLocomotive : EntityLocomotive
     {
         /// <summary>
         /// Признак (опция) наличие трубы
@@ -29,5 +29,30 @@
             Fueltank = fueltank;
             Headlight = headlight;
         }
+
+        /// <summary>
+        /// Получение строк со значениями свойств объекта класса-сущности
+        /// </summary>
+        /// <returns></returns>
+        public override string[] GetStringRepresentation()
+        {
+            return new[] { nameof(EntityLocomotive), Speed.ToString(), Weight.ToString(), BodyColor.Name, AdditionalColor.Name,
+            Pipe.ToString(), Fueltank.ToString(), Headlight.ToString() };
+        }
+
+        /// <summary>
+        /// Создание объекта из массива строк
+        /// </summary>
+        /// <param name="strs"></param>
+        /// <returns></returns>
+        public static EntityLocomotive? CreateEntityTLocomotive(string[] strs)
+        {
+            if (strs.Length != 8 || strs[0] != nameof(EntityLocomotive))
+            {
+                return null;
+            }
+            return new EntityTLocomotive(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]));
+        }
     }
 }