Подправил 6 лабу

AntiAircraftGun/AntiAircraftGun/CollectionGenericObjects/StorageCollection.cs

@@ -127,47 +127,53 @@ where T : DrawningGun
     /// <returns></returns>
     public bool LoadData(string filename)
     {
-        if(!File.Exists(filename)) return false;
-
-        string bufferTextFromFile = "";
-        using(FileStream fs = new(filename, FileMode.Open))
+        if (!File.Exists(filename))
         {
-            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)
+        }
+        using (StreamReader reader = File.OpenText(filename))
         {
-            string[] record=data.Split(_separatorForKeyValue,StringSplitOptions.RemoveEmptyEntries);
-            if (record.Length != 4) continue;
-
+            string str = reader.ReadLine();
+            if (str == null || str.Length == 0)
+            {
+                return false;
+            }
+            if (!str.StartsWith(_collectionKey))
+            {
+                return false;
+            }
+            _storages.Clear();
+            string strs = "";
+            while ((strs = reader.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;
-
+                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 gun)
+                    if (elem?.CreateDrawningCun() is T gun)
                     {
-                    if(!collection.Insert(gun)) return false;
+                        if (!collection.Insert(gun))
+                        {
+                            return false;
+                        }
                     }
                 }
                 _storages.Add(record[0], collection);
             }
             return true;
         }
+    }
 
 
 

AntiAircraftGun/AntiAircraftGun/Drawnings/ExtentionDrawningGun.cs

@@ -15,7 +15,7 @@ public static class ExtentionDrawningGun
     /// </summary>
     /// <param name="info">Строка с данными для создания объекта</param>
     /// <returns>Объект</returns>
-    public static DrawningGun? CreateDrawningCar(this string info)
+    public static DrawningGun? CreateDrawningCun(this string info)
     {
         string[] strs = info.Split(_separatorForObject);
         EntityGun? gun = EntityAntiAircraftGun.CreateEntityAntiaircraftGun(strs);

AntiAircraftGun/AntiAircraftGun/Entities/EntityGun.cs

@@ -1,4 +1,6 @@
-namespace AntiAircraftGun.Entities;
+using static System.Windows.Forms.VisualStyles.VisualStyleElement;
+
+namespace AntiAircraftGun.Entities;
 /// <summary>
 /// Класс-сущности "Орудие"
 /// </summary>