Шестая лабораторная работа

projectDoubleDeckerBus/projectDoubleDeckerBus/BusesGenericCollection.cs

@@ -53,17 +53,16 @@ namespace projectDoubleDeckerBus
         /// <param name="obj"></param>
         /// <returns></returns>
         /// 
-        //преобразовали bool в int
+       
-        public static int operator +(BusesGenericCollection<T, U> collect, T obj)
+        public static bool operator +(BusesGenericCollection<T, U> collect, T?
+        obj)
         {
             if (obj == null)
             {
-                return -1;
+                return false;
             }
-
+            return (bool)collect?._collection.Insert(obj);
-            return collect?._collection.Insert(obj) ?? -1;
         }
-
         /// Перегрузка оператора вычитания
         public static T? operator -(BusesGenericCollection<T, U> collect, int pos)
         {
@@ -131,5 +130,7 @@ namespace projectDoubleDeckerBus
                 i++;
             }
         }
+        public IEnumerable<T?> GetBuses => _collection.GetBuses();
+
     }
 }

projectDoubleDeckerBus/projectDoubleDeckerBus/BusesGenericStorage.cs

@@ -15,6 +15,17 @@ namespace projectDoubleDeckerBus.Generics
         public List<string> Keys => _busStorages.Keys.ToList();
         private readonly int _pictureWidth;
         private readonly int _pictureHeight;
+
+        private static readonly char _separatorForKeyValue = '|';
+        /// <summary>
+        /// Разделитель для записей коллекции данных в файл
+        /// </summary>
+        private readonly char _separatorRecords = ';';
+        /// <summary>
+        /// Разделитель для записи информации по объекту в файл
+        /// </summary>
+        private static readonly char _separatorForObject = ':';
+
         public BusesGenericStorage(int pictureWidth, int pictureHeight)
         {
             _busStorages = new Dictionary<string, BusesGenericCollection<DrawningBus, DrawningObjectBus>>();
@@ -43,5 +54,87 @@ namespace projectDoubleDeckerBus.Generics
             }
         }
 
+
+        public bool SaveData(string filename)
+        {
+            if (File.Exists(filename))
+            {
+                File.Delete(filename);
+            }
+            StringBuilder data = new();
+            foreach (KeyValuePair<string, BusesGenericCollection<DrawningBus, DrawningObjectBus>> record in _busStorages)
+            {
+                StringBuilder records = new();
+                foreach (DrawningBus? elem in record.Value.GetBuses)
+                {
+                    records.Append($"{elem?.GetDataForSave(_separatorForObject)}{_separatorRecords}");
+                }
+                data.AppendLine($"{record.Key}{_separatorForKeyValue}{records}");
+
+            }
+            if (data.Length == 0)
+            {
+                return false;
+            }
+            using (StreamWriter writer = new StreamWriter(filename))
+            {
+                writer.WriteLine("BusStorage");
+                writer.Write(data.ToString());
+                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
+
+        public bool LoadData(string filename)
+        {
+            if (!File.Exists(filename))
+            {
+                return false;
+            }
+            using (StreamReader reader = new StreamReader(filename))
+            {
+                string checker = reader.ReadLine();
+                if (checker == null)
+                    return false;
+                if (!checker.StartsWith("BusStorage"))
+                    return false;
+                _busStorages.Clear();
+                string strs;
+                bool firstinit = true;
+                while ((strs = reader.ReadLine()) != null)
+                {
+                    if (strs == null && firstinit)
+                        return false;
+                    if (strs == null)
+                        break;
+                    firstinit = false;
+                    string name = strs.Split('|')[0];
+                    BusesGenericCollection<DrawningBus, DrawningObjectBus> collection = new(_pictureWidth, _pictureHeight);
+                    foreach (string data in strs.Split('|')[1].Split(';'))
+                    {
+                        DrawningBus? bus =
+                        data?.CreateDrawningBus(_separatorForObject, _pictureWidth, _pictureHeight);
+                        if (bus != null)
+                        {
+                            if (!(collection + bus))
+                            {
+                                return false;
+                            }
+                        }
+                    }
+                    _busStorages.Add(name, collection);
+                }
+                return true;
+            }
+        }
     }
+
 }
+        
+
+

projectDoubleDeckerBus/projectDoubleDeckerBus/ExtentionDrawningBus.cs

@@ -0,0 +1,72 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using projectDoubleDeckerBus.Entity;
+using projectDoubleDeckerBus.Drawings;
+<<<<<<< HEAD
+=======
+
+
+
+>>>>>>> 86820b55e1e9fba5d9b93973533143ca71f94485
+namespace projectDoubleDeckerBus
+{
+    public static class ExtentionDrawningBus
+    {
+        /// <summary>
+        /// Создание объекта из строки
+        /// </summary>
+        /// <param name="info">Строка с данными для создания объекта</param>
+        /// <param name="separatorForObject">Разделитель даннных</param>
+        /// <param name="width">Ширина</param>
+        /// <param name="height">Высота</param>
+        /// <returns>Объект</returns>
+        public static DrawningBus? CreateDrawningBus(this string info, char
+        separatorForObject, int width, int height)
+        {
+            string[] strs = info.Split(separatorForObject);
+            if (strs.Length == 3)
+            {
+                return new DrawningBus(Convert.ToInt32(strs[0]),
+                Convert.ToInt32(strs[1]), Color.FromName(strs[2]), width, height);
+            }
+            if (strs.Length == 6)
+            {
+                return new DrawningDoubleDeckerBus(Convert.ToInt32(strs[0]),
+                Convert.ToInt32(strs[1]),
+                Color.FromName(strs[2]),
+                Color.FromName(strs[3]),
+                Convert.ToBoolean(strs[4]),
+                Convert.ToBoolean(strs[5]),
+                width, height);
+            }
+            return null;
+        }
+        /// <summary>
+        /// Получение данных для сохранения в файл
+        /// </summary>
+        /// <param name="drawningCar">Сохраняемый объект</param>
+        /// <param name="separatorForObject">Разделитель даннных</param>
+        /// <returns>Строка с данными по объекту</returns>
+        public static string GetDataForSave(this DrawningBus drawningBus,
+        char separatorForObject)
+        {
+            var bus = drawningBus.EntityBus;
+            if (bus == null)
+            {
+                return string.Empty;
+            }
+            var str =
+            $"{bus.Speed}{separatorForObject}{bus.Weight}{separatorForObject}{bus.BodyColor.Name}";
+            if (bus is not EntityDoubleDeckerBus doubleDeckerBus)
+            {
+                return str;
+            }
+            return
+            $"{str}{separatorForObject}{doubleDeckerBus.AdditionalColor.Name}{separatorForObject}{doubleDeckerBus.Floor}{separatorForObject}{doubleDeckerBus.Tailpipe}";
+        }
+    }
+}
+

projectDoubleDeckerBus/projectDoubleDeckerBus/FormBusCollection.Designer.cs

@@ -40,8 +40,15 @@
             ButtonAddCar = new Button();
             labelTools = new Label();
             DrawBus = new PictureBox();
+            menuStrip1 = new MenuStrip();
+            fileToolStripMenuItem = new ToolStripMenuItem();
+            saveToolStripMenuItem = new ToolStripMenuItem();
+            loadingToolStripMenuItem = new ToolStripMenuItem();
+            openFileDialog = new OpenFileDialog();
+            saveFileDialog = new SaveFileDialog();
             panel1.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)DrawBus).BeginInit();
+            menuStrip1.SuspendLayout();
             SuspendLayout();
             // 
             // panel1
@@ -58,9 +65,9 @@
             panel1.Controls.Add(labelTools);
             panel1.Controls.Add(DrawBus);
             panel1.Dock = DockStyle.Fill;
-            panel1.Location = new Point(0, 0);
+            panel1.Location = new Point(0, 24);
             panel1.Name = "panel1";
-            panel1.Size = new Size(813, 508);
+            panel1.Size = new Size(813, 484);
             panel1.TabIndex = 0;
             // 
             // labelSet
@@ -160,22 +167,66 @@
             DrawBus.Dock = DockStyle.Fill;
             DrawBus.Location = new Point(0, 0);
             DrawBus.Name = "DrawBus";
-            DrawBus.Size = new Size(813, 508);
+            DrawBus.Size = new Size(813, 484);
             DrawBus.TabIndex = 0;
             DrawBus.TabStop = false;
             // 
+            // menuStrip1
+            // 
+            menuStrip1.Items.AddRange(new ToolStripItem[] { fileToolStripMenuItem });
+            menuStrip1.Location = new Point(0, 0);
+            menuStrip1.Name = "menuStrip1";
+            menuStrip1.Size = new Size(813, 24);
+            menuStrip1.TabIndex = 1;
+            menuStrip1.Text = "menuStrip1";
+            // 
+            // fileToolStripMenuItem
+            // 
+            fileToolStripMenuItem.DropDownItems.AddRange(new ToolStripItem[] { saveToolStripMenuItem, loadingToolStripMenuItem });
+            fileToolStripMenuItem.Name = "fileToolStripMenuItem";
+            fileToolStripMenuItem.Size = new Size(37, 20);
+            fileToolStripMenuItem.Text = "File";
+            // 
+            // saveToolStripMenuItem
+            // 
+            saveToolStripMenuItem.Name = "saveToolStripMenuItem";
+            saveToolStripMenuItem.Size = new Size(180, 22);
+            saveToolStripMenuItem.Text = "Save";
+            saveToolStripMenuItem.Click += SaveToolStripMenuItem_Click;
+            // 
+            // loadingToolStripMenuItem
+            // 
+            loadingToolStripMenuItem.Name = "loadingToolStripMenuItem";
+            loadingToolStripMenuItem.Size = new Size(180, 22);
+            loadingToolStripMenuItem.Text = "Load";
+            loadingToolStripMenuItem.Click += LoadingToolStripMenuItem_Click;
+            // 
+            // openFileDialog
+            // 
+            openFileDialog.FileName = "openFileDialog1";
+            openFileDialog.Filter = "txt file | *.txt";
+            // 
+            // saveFileDialog
+            // 
+            saveFileDialog.Filter = "txt file | *.txt";
+            // 
             // FormBusCollection
             // 
             AutoScaleDimensions = new SizeF(7F, 15F);
             AutoScaleMode = AutoScaleMode.Font;
             ClientSize = new Size(813, 508);
             Controls.Add(panel1);
+            Controls.Add(menuStrip1);
+            MainMenuStrip = menuStrip1;
             Name = "FormBusCollection";
             Text = "FormBusCollection";
             panel1.ResumeLayout(false);
             panel1.PerformLayout();
             ((System.ComponentModel.ISupportInitialize)DrawBus).EndInit();
+            menuStrip1.ResumeLayout(false);
+            menuStrip1.PerformLayout();
             ResumeLayout(false);
+            PerformLayout();
         }
 
         #endregion
@@ -193,5 +244,11 @@
         private Button ButtonRemoveBus;
         private TextBox maskedTextBoxNumber;
         private Label labelSet;
+        private MenuStrip menuStrip1;
+        private ToolStripMenuItem fileToolStripMenuItem;
+        private ToolStripMenuItem saveToolStripMenuItem;
+        private ToolStripMenuItem loadingToolStripMenuItem;
+        private OpenFileDialog openFileDialog;
+        private SaveFileDialog saveFileDialog;
     }
 }

projectDoubleDeckerBus/projectDoubleDeckerBus/FormBusCollection.cs

@@ -11,7 +11,6 @@ using projectDoubleDeckerBus.Drawings;
 using projectDouble_Decker_Bus.MovementStrategy;
 using projectDoubleDeckerBus.Generics;
 
-
 namespace projectDoubleDeckerBus
 {
     public partial class FormBusCollection : Form
@@ -53,16 +52,12 @@ namespace projectDoubleDeckerBus
 
         private void AddBus(DrawningBus bus)
         {
-            if (listBoxStorages.SelectedIndex == -1)
-            {
-                return;
-            }
             var obj = _storage[listBoxStorages.SelectedItem.ToString() ?? string.Empty];
             if (obj == null)
             {
                 return;
             }
-            if ((obj + bus) != -1)
+            if (obj + bus)
             {
                 MessageBox.Show("Объект добавлен");
                 DrawBus.Image = obj.ShowBuses();
@@ -192,5 +187,36 @@ namespace projectDoubleDeckerBus
             }
 
         }
+
+        private void SaveToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            if (saveFileDialog.ShowDialog() == DialogResult.OK)
+            {
+                if (_storage.SaveData(saveFileDialog.FileName))
+                {
+                    MessageBox.Show("Сохранение прошло успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                }
+                else
+                {
+                    MessageBox.Show("Не сохранилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
+
+        private void LoadingToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            if (openFileDialog.ShowDialog() == DialogResult.OK)
+            {
+                if (_storage.LoadData(openFileDialog.FileName))
+                {
+                    ReloadObjects();
+                    MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                }
+                else
+                {
+                    MessageBox.Show("Не загрузилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
     }
 }

projectDoubleDeckerBus/projectDoubleDeckerBus/FormBusCollection.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="menuStrip1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>17, 17</value>
+  </metadata>
+  <metadata name="openFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>132, 17</value>
+  </metadata>
+  <metadata name="saveFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>271, 17</value>
+  </metadata>
 </root>

projectDoubleDeckerBus/projectDoubleDeckerBus/SetGeneric.cs

@@ -35,31 +35,25 @@ namespace projectDoubleDeckerBus.Generics
         /// </summary>
         /// <param name="bus">Добавляемый автобус</param>
         /// <returns></returns>
-        public int Insert(T bus)
+        public bool Insert(T bus)
         {
-            if (_places.Count >= _maxCount)
+            return Insert(bus, 0);
-                return -1;
-            _places.Insert(0, bus);
-            return 0;
         }
         public bool Insert(T bus, int position)
         {
-            if (_places.Count >= _maxCount)
+            if (position < 0 || position >= _maxCount)
                 return false;
 
-            if (position < 0 || position > _places.Count)
+            if (Count >= _maxCount)
                 return false;
-
+            _places.Insert(0, bus);
-            if (position == _places.Count)
-                _places.Add(bus);
-            else
-                _places.Insert(position, bus);
-
             return true;
         }
         public bool Remove(int position)
         {
-            if (position < 0 || position >= _places.Count)
+            if (position < 0 || position > _maxCount)
+                return false;
+            if (position >= Count)
                 return false;
             _places.RemoveAt(position);
             return true;
@@ -70,19 +64,26 @@ namespace projectDoubleDeckerBus.Generics
                 return null;
             return _places[position];
         }
-        public T this[int position]
+        public T? this[int position]
         {
             get
             {
-                if (position < 0 || position >= _places.Count)
+                if (position < 0 || position > _maxCount)
+                    return null;
+                if (_places.Count <= position)
                     return null;
                 return _places[position];
             }
             set
             {
-                Insert(value, position);
+                if (position < 0 || position > _maxCount)
+                    return;
+                if (_places.Count <= position)
+                    return;
+                _places[position] = value;
             }
         }
+
         public IEnumerable<T?> GetBuses(int? maxBuses = null)
         {
             for (int i = 0; i < _places.Count; ++i)