HoistingCrane/HoistingCrane/CollectionGenericObjects/AbstractCompany.cs

@@ -48,7 +48,7 @@ namespace HoistingCrane.CollectionGenericObjects
         }
         public static DrawningTrackedVehicle operator -(AbstractCompany company, int position)
         {
-            return company.arr?.Remove(position);
+            return company.arr?.Remove(position) ?? null;
         }
 
         public DrawningTrackedVehicle? GetRandomObject()

HoistingCrane/HoistingCrane/CollectionGenericObjects/MassivGenericObjects.cs

@@ -18,14 +18,7 @@ namespace HoistingCrane.CollectionGenericObjects
             {
                 if (value > 0)
                 {
-                    if (arr.Length > 0)
-                    {
-                        Array.Resize(ref arr, value);
-                    }
-                    else
-                    {
-                        arr = new T?[value];
-                    }
+                    arr = new T?[value];   
                 }
             }
         }
@@ -40,7 +33,14 @@ namespace HoistingCrane.CollectionGenericObjects
 
         public int Insert(T obj)
         {
-            return Insert(obj, 0);
+            for (int i = 0; i < Count; i++)
+            {
+                if (arr[i] == null)
+                {
+                    return Insert(obj, 0);
+                }
+            }
+            return -1;
         }
 
         public int Insert(T obj, int position)

HoistingCrane/HoistingCrane/CollectionGenericObjects/StorageCollection.cs

@@ -27,12 +27,17 @@ namespace HoistingCrane.CollectionGenericObjects
         {
             // TODO проверка, что name не пустой и нет в словаре записи с таким ключом
             // TODO Прописать логику для добавления
-            if (dict.ContainsKey(name)) return;
-            if (collectionType == CollectionType.None) return;
-            else if (collectionType == CollectionType.Massive)
-                dict[name] = new MassivGenericObjects<T>();
-            else if (collectionType == CollectionType.List)
-                dict[name] = new ListGenericObjects<T>();
+            if (!string.IsNullOrEmpty(name) && !Keys.Contains(name))
+            {
+                if(collectionType == CollectionType.Massive)
+                {
+                    dict.Add(name, new MassivGenericObjects<T> ());
+                }
+                if(collectionType == CollectionType.List)
+                {
+                    dict.Add(name, new ListGenericObjects<T> ());
+                }
+            }
         }
         /// <summary>
         /// Удаление коллекции
@@ -57,8 +62,10 @@ namespace HoistingCrane.CollectionGenericObjects
             get
             {
                 // TODO Продумать логику получения объекта
-                if (dict.ContainsKey(name))
-                    return dict[name];
+                if (dict.TryGetValue(name, out ICollectionGenericObjects<T>? result))
+                {
+                    return result;
+                }
                 return null;
             }
         }

HoistingCrane/HoistingCrane/FormCarCollection.Designer.cs

@@ -29,8 +29,8 @@
         private void InitializeComponent()
         {
             groupBoxTools = new GroupBox();
-            buttonCreateCompany = new Button();
             panelCompanyTool = new Panel();
+            buttonCreateCompany = new Button();
             buttonRefresh = new Button();
             buttonGoToChek = new Button();
             buttonCreateHoistingCrane = new Button();
@@ -67,16 +67,6 @@
             groupBoxTools.TabStop = false;
             groupBoxTools.Text = "Инструменты";
             // 
-            // buttonCreateCompany
-            // 
-            buttonCreateCompany.Location = new Point(12, 288);
-            buttonCreateCompany.Name = "buttonCreateCompany";
-            buttonCreateCompany.Size = new Size(196, 23);
-            buttonCreateCompany.TabIndex = 7;
-            buttonCreateCompany.Text = "Создать компанию";
-            buttonCreateCompany.UseVisualStyleBackColor = true;
-            buttonCreateCompany.Click += buttonCreateCompany_Click;
-            // 
             // panelCompanyTool
             // 
             panelCompanyTool.Anchor = AnchorStyles.None;
@@ -86,12 +76,21 @@
             panelCompanyTool.Controls.Add(buttonCreateTrackedVehicle);
             panelCompanyTool.Controls.Add(buttonDeleteCar);
             panelCompanyTool.Controls.Add(maskedTextBox);
-            panelCompanyTool.Enabled = false;
             panelCompanyTool.Location = new Point(3, 317);
             panelCompanyTool.Name = "panelCompanyTool";
             panelCompanyTool.Size = new Size(208, 238);
             panelCompanyTool.TabIndex = 8;
             // 
+            // buttonCreateCompany
+            // 
+            buttonCreateCompany.Location = new Point(12, 288);
+            buttonCreateCompany.Name = "buttonCreateCompany";
+            buttonCreateCompany.Size = new Size(196, 23);
+            buttonCreateCompany.TabIndex = 7;
+            buttonCreateCompany.Text = "Создать компанию";
+            buttonCreateCompany.UseVisualStyleBackColor = true;
+            buttonCreateCompany.Click += buttonCreateCompany_Click;
+            // 
             // buttonRefresh
             // 
             buttonRefresh.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right;
@@ -205,7 +204,7 @@
             radioButtonList.AutoSize = true;
             radioButtonList.Location = new Point(128, 56);
             radioButtonList.Name = "radioButtonList";
-            radioButtonList.Size = new Size(66, 19);
+            radioButtonList.Size = new Size(67, 19);
             radioButtonList.TabIndex = 3;
             radioButtonList.TabStop = true;
             radioButtonList.Text = "Список";
@@ -216,7 +215,7 @@
             radioButtonMassive.AutoSize = true;
             radioButtonMassive.Location = new Point(18, 56);
             radioButtonMassive.Name = "radioButtonMassive";
-            radioButtonMassive.Size = new Size(67, 19);
+            radioButtonMassive.Size = new Size(69, 19);
             radioButtonMassive.TabIndex = 2;
             radioButtonMassive.TabStop = true;
             radioButtonMassive.Text = "Массив";
@@ -234,7 +233,7 @@
             labelCollectionName.AutoSize = true;
             labelCollectionName.Location = new Point(35, 0);
             labelCollectionName.Name = "labelCollectionName";
-            labelCollectionName.Size = new Size(125, 15);
+            labelCollectionName.Size = new Size(135, 15);
             labelCollectionName.TabIndex = 0;
             labelCollectionName.Text = "Название коллекции:";
             // 

HoistingCrane/HoistingCrane/FormCarCollection.cs

@@ -1,24 +1,32 @@
 using HoistingCrane.CollectionGenericObjects;
 using HoistingCrane.Drawning;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
 namespace HoistingCrane
 {
     public partial class FormCarCollection : Form
     {
-        private AbstractCompany? _company = null;
+        private AbstractCompany? _company;
 
         private readonly StorageCollection<DrawningTrackedVehicle> _storageCollection;
-
         public FormCarCollection()
         {
             InitializeComponent();
             _storageCollection = new();
+            panelCompanyTool.Enabled = false;
         }
-
         private void comboBoxSelectorCompany_SelectedIndexChanged(object sender, EventArgs e)
         {
             panelCompanyTool.Enabled = false;
         }
-
         private void CreateObject(string type)
         {
             DrawningTrackedVehicle drawning;
@@ -138,26 +146,19 @@ namespace HoistingCrane
             {
                 collectionType = CollectionType.List;
             }
-            _storageCollection.AddCollection(textBoxCollectionName.Text, collectionType);
+            _storageCollection.AddCollection(textBoxCollectionName.Text,
+            collectionType);
             RerfreshListBoxItems();
         }
         private void buttonDeleteCollection_Click(object sender, EventArgs e)
         {
-            // TODO прописать логику удаления элемента из коллекции
-            // нужно убедиться, что есть выбранная коллекция
-            // спросить у пользователя через MessageBox, что он подтверждает, что хочет удалить запись
-            // удалить и обновить ListBox
-
             if (listBoxCollection.SelectedIndex < 0 || listBoxCollection.SelectedItem == null)
             {
                 MessageBox.Show("Коллекция не выбрана");
                 return;
             }
-
             if (MessageBox.Show("Удалить коллекцию?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
-            {
                 return;
-            }
             _storageCollection.DelCollection(listBoxCollection.SelectedItem.ToString());
             RerfreshListBoxItems();
         }