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This commit is contained in:
Glliza 2024-05-14 10:25:03 +04:00
parent a0b08d45ce
commit ff7719fe43
1 changed files with 37 additions and 57 deletions
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76
ProjectAirbus/ProjectAirbus/CollectionGenericObjects/StorageCollection.cs
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@ -91,7 +91,7 @@ public class StorageCollection<T>
return null;
}
}
// <summary>
/// <summary>
/// Сохранение информации по аэробусу в хранилище в файл
/// </summary>
/// <param name="filename">Путь и имя файла</param>
@ -102,30 +102,26 @@ public class StorageCollection<T>
{
return false;
}
if (File.Exists(filename))
{
File.Delete(filename);
}
StringBuilder sb = new();
sb.Append(_collectionKey);
foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in
_storages)
using (StreamWriter writer = new StreamWriter(filename))
{
sb.Append(Environment.NewLine);
// не сохраняем пустые коллекции
writer.Write(_collectionKey);
foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
{
writer.Write(Environment.NewLine);
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);
writer.Write(value.Key);
writer.Write(_separatorForKeyValue);
writer.Write(value.Value.GetCollectionType);
writer.Write(_separatorForKeyValue);
writer.Write(value.Value.MaxCount);
writer.Write(_separatorForKeyValue);
foreach (T? item in value.Value.GetItems())
{
string data = item?.GetDataForSave() ?? string.Empty;
@ -133,15 +129,13 @@ public class StorageCollection<T>
{
continue;
}
sb.Append(data);
sb.Append(_separatorItems);
writer.Write(data);
writer.Write(_separatorItems);
}
}
using FileStream fs = new(filename, FileMode.Create);
byte[] info = new UTF8Encoding(true).GetBytes(sb.ToString());
fs.Write(info, 0, info.Length);
return true;
}
}
/// <summary>
/// Загрузка информации по аэробусу в хранилище из файла
@ -154,52 +148,38 @@ public class StorageCollection<T>
{
return false;
}
string bufferTextFromFile = "";
using (FileStream fs = new(filename, FileMode.Open))
{
byte[] b = new byte[fs.Length];
using StreamReader rd = new StreamReader(filename);
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)
string str = rd.ReadLine();
if (str == null || !str.StartsWith(_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)
string strs = "";
while ((strs = rd.ReadLine()) != null)
{
string[] record = data.Split(_separatorForKeyValue,
StringSplitOptions.RemoveEmptyEntries);
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);
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);
string[] set = record[3].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
foreach (string elem in set)
{
if (elem?.CreateDrawningBus() is T bus)
{
if (collection.Insert(bus) == -1)
if (collection.Insert(bus) < 0)
{
return false;
}