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7 работа + слив из 6

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bekodeg 2023-12-06 10:12:20 +04:00
commit 1ad78ace97
1 changed files with 50 additions and 61 deletions
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111
ElectricLocomotive/Generics/LocomotivesGenericStorage.cs
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@ -110,37 +110,38 @@ namespace ProjectElectricLocomotive.Generics
/// </summary>
/// <param name="filename">Путь и имя файла</param>
/// <returns></returns>
public bool SaveData(string filename) {
public bool SaveData(string filename)
{
if (File.Exists(filename))
{
File.Delete(filename);
}
StringBuilder data = new();
foreach (
KeyValuePair<string, LocomotivesGenericCollection<
DrawningLocomotive, DrawningObjectLocomotive>>
record in _locomotiveStorage)
using (StreamWriter sw = new StreamWriter(filename))
{
StringBuilder records = new();
foreach (DrawningLocomotive? elem in record.Value.GetCars)
sw.WriteLine("LocomotiveStorage");
if (_locomotiveStorage.Count == 0)
{
records.Append(
$"{elem?.GetDataForSave(_separatorForObject)}" +
$"{_separatorRecords}");
return false;
}
data.Append($"{record.Key}{_separatorForKeyValue}{records}{Environment.NewLine}");
foreach (
KeyValuePair<string, LocomotivesGenericCollection<
DrawningLocomotive, DrawningObjectLocomotive>>
record in _locomotiveStorage)
{
sw.Write(record.Key);
sw.Write(_separatorForKeyValue);
foreach (DrawningLocomotive? elem in record.Value.GetCars)
{
sw.Write(
$"{elem?.GetDataForSave(_separatorForObject)}" +
$"{_separatorRecords}");
}
sw.WriteLine();
}
return true;
}
if (data.Length == 0)
{
throw new InvalidOperationException("Невалиданя операция, нет данных длясохранения");
}
using FileStream fs = new(filename, FileMode.Create);
byte[] info = new
UTF8Encoding(true).GetBytes(
$"LocomotiveStorage{Environment.NewLine}{data}");
fs.Write(info, 0, info.Length);
return true;
}
/// <summary>
/// Загрузка информации по Локомативам в хранилище из файла
@ -154,56 +155,44 @@ namespace ProjectElectricLocomotive.Generics
throw new FileNotFoundException($"Файл {filename} не найден");
}
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)
string line;
if (!((line = sr.ReadLine() != null) && line.StartsWith("LocomotiveStorage")))
{
bufferTextFromFile += temp.GetString(b);
//если нет такой записи, то это не те данные
return false;
}
}
var strs = bufferTextFromFile.Split(new char[] { '\n', '\r' },
StringSplitOptions.RemoveEmptyEntries);
if (strs == null || strs.Length == 0)
{
throw new FileLoadException("Нет данных для загрузки");
}
if (!strs[0].StartsWith("LocomotiveStorage"))
{
//если нет такой записи, то это не те данные
throw new ArgumentException("Неверный формат данных");
}
_locomotiveStorage.Clear();
foreach (string data in strs)
{
string[] record = data.Split(
_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
if (record.Length != 2)
_locomotiveStorage.Clear();
while ((line = sr.ReadLine()) != null)
{
continue;
}
LocomotivesGenericCollection<DrawningLocomotive, DrawningObjectLocomotive>
collection = new(_pictureWidth, _pictureHeight);
string[] set = record[1].Split(_separatorRecords, StringSplitOptions.RemoveEmptyEntries);
Array.Reverse(set);
foreach (string elem in set)
{
DrawningLocomotive? locomotive =
elem?.CreateDrawningLocomotive(
_separatorForObject,
_pictureWidth, _pictureHeight);
if (locomotive != null)
string[] record = line.Split(
_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
if (record.Length != 2)
{
if ((collection + locomotive) == 0)
continue;
}
LocomotivesGenericCollection<DrawningLocomotive, DrawningObjectLocomotive>
collection = new(_pictureWidth, _pictureHeight);
string[] set = record[1].Split(_separatorRecords, StringSplitOptions.RemoveEmptyEntries);
foreach (string elem in set)
{
DrawningLocomotive? locomotive =
elem?.CreateDrawningLocomotive(
_separatorForObject,
_pictureWidth, _pictureHeight);
if (locomotive != null)
{
throw new InvalidOperationException("Ошибкадобавления в коллекцию");
if ((collection + locomotive) == 0)
{
return false;
}
}
}
_locomotiveStorage.Add(record[0], collection);
}
_locomotiveStorage.Add(record[0], collection);
return true;
}
return true;
}
}
}