FileStream заменён на StreamReader и StreamWriter

DoubleDeckerBus/DoubleDeckerBus/CollectionGenericObjects/StorageCollection.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using static System.Runtime.InteropServices.JavaScript.JSType;
 
 namespace DoubleDeckerBus.CollectionGenericObjects;
 
@@ -90,13 +91,17 @@ public class StorageCollection<T>
             File.Delete(filename);
         }
 
-        StringBuilder sb = new();
+        using StreamWriter sw = new(filename);
+        { 
+
+            sw.WriteLine(_collectionKey);
+            
 
-        sb.Append(_collectionKey);
             foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
             {
-            sb.Append(Environment.NewLine);
-            // не сохраняем пустые коллекции
+                StringBuilder sb = new();
+
+                
                 if (value.Value.Count == 0)
                 {
                     continue;
@@ -118,11 +123,11 @@ public class StorageCollection<T>
                     sb.Append(data);
                     sb.Append(_separatorItems);
                 }
+
+                sw.WriteLine(sb.ToString());
+            }
         }
 
-        using FileStream fs = new(filename, FileMode.Create);
-        byte[] info = new UTF8Encoding(true).GetBytes(sb.ToString());
-        fs.Write(info, 0, info.Length);
         return true;
 
     }
@@ -134,36 +139,21 @@ public class StorageCollection<T>
             return false;
         }
 
-        string bufferTextFromFile = "";
 
-        using (FileStream fs = new(filename, FileMode.Open))
+        using (StreamReader sr = new(filename))
         {
-            byte[] b = new byte[fs.Length];
-            UTF8Encoding temp = new(true);
-            while (fs.Read(b, 0, b.Length) > 0)
-            {
-                bufferTextFromFile += temp.GetString(b);
-            }
-        }
+            string? bufferLine = sr.ReadLine();
 
-        string[] strs = bufferTextFromFile.Split(new char[] { '\n', '\r' }, StringSplitOptions.RemoveEmptyEntries);
-
-        if (strs == null || strs.Length == 0)
+            if (bufferLine != _collectionKey)
             {
                 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)
+            while ((bufferLine = sr.ReadLine()) != null)
             {
-            string[] record = data.Split(_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
+                string[] record = bufferLine.Split(_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
 
                 if (record.Length != 4)
                 {
@@ -197,6 +187,8 @@ public class StorageCollection<T>
             return true;
         }
            
+    }
+
     /// <summary>
     /// Создание коллекции по типу
     /// </summary>