102 lines
2.9 KiB
C#
102 lines
2.9 KiB
C#
using GiftShopContracts.BindingModels;
|
||
using GiftShopContracts.BusinessLogicsContracts;
|
||
using GiftShopContracts.StoragesContracts;
|
||
using GiftShopDataModels;
|
||
using Microsoft.Extensions.Logging;
|
||
using System.IO.Compression;
|
||
using System.Reflection;
|
||
using System.Runtime.Serialization.Json;
|
||
|
||
namespace GiftShopBusinessLogic.BusinessLogics
|
||
{
|
||
public class BackUpLogic : IBackUpLogic
|
||
{
|
||
private readonly ILogger _logger;
|
||
|
||
private readonly IBackUpInfo _backUpInfo;
|
||
|
||
public BackUpLogic(ILogger<BackUpLogic> logger, IBackUpInfo backUpInfo)
|
||
{
|
||
_logger = logger;
|
||
_backUpInfo = backUpInfo;
|
||
}
|
||
|
||
public void CreateBackUp(BackUpSaveBinidngModel model)
|
||
{
|
||
if (_backUpInfo == null)
|
||
{
|
||
return;
|
||
}
|
||
try
|
||
{
|
||
_logger.LogDebug("Clear folder");
|
||
// зачистка папки и удаление старого архива
|
||
var dirInfo = new DirectoryInfo(model.FolderName);
|
||
if (dirInfo.Exists)
|
||
{
|
||
foreach (var file in dirInfo.GetFiles())
|
||
{
|
||
file.Delete();
|
||
}
|
||
}
|
||
_logger.LogDebug("Delete archive");
|
||
string fileName = $"{model.FolderName}.zip";
|
||
if (File.Exists(fileName))
|
||
{
|
||
File.Delete(fileName);
|
||
}
|
||
// берем метод для сохранения
|
||
_logger.LogDebug("Get assembly");
|
||
var typeIId = typeof(IId);
|
||
var assembly = typeIId.Assembly;
|
||
if (assembly == null)
|
||
{
|
||
throw new ArgumentNullException("Сборка не найдена",
|
||
nameof(assembly));
|
||
}
|
||
var types = assembly.GetTypes();
|
||
var method = GetType().GetMethod("SaveToFile", BindingFlags.NonPublic | BindingFlags.Instance);
|
||
_logger.LogDebug("Find {count} types", types.Length);
|
||
foreach (var type in types)
|
||
{
|
||
if (type.IsInterface && type.GetInterface(typeIId.Name) != null)
|
||
{
|
||
var modelType = _backUpInfo.GetTypeByModelInterface(type.Name);
|
||
if (modelType == null)
|
||
{
|
||
throw new InvalidOperationException($"Не найден класс - модель для {type.Name}");
|
||
}
|
||
_logger.LogDebug("Call SaveToFile method for {name} type", type.Name);
|
||
// вызываем метод на выполнение
|
||
method?.MakeGenericMethod(modelType).Invoke(this, new
|
||
object[] { model.FolderName });
|
||
}
|
||
}
|
||
_logger.LogDebug("Create zip and remove folder");
|
||
// архивируем
|
||
ZipFile.CreateFromDirectory(model.FolderName, fileName);
|
||
// удаляем папку
|
||
dirInfo.Delete(true);
|
||
}
|
||
catch (Exception)
|
||
{
|
||
throw;
|
||
}
|
||
}
|
||
|
||
private void SaveToFile<T>(string folderName) where T : class, new()
|
||
{
|
||
var records = _backUpInfo.GetList<T>();
|
||
if (records == null)
|
||
{
|
||
_logger.LogWarning("{type} type get null list", typeof(T).Name);
|
||
return;
|
||
}
|
||
var jsonFormatter = new DataContractJsonSerializer(typeof(List<T>));
|
||
using var fs = new FileStream(string.Format("{0}/{1}.json",
|
||
folderName, typeof(T).Name), FileMode.OpenOrCreate);
|
||
jsonFormatter.WriteObject(fs, records);
|
||
}
|
||
}
|
||
}
|