file service вынесен в bll. EsppDataController UploadTemplates

This commit is contained in:
Mikhail Trubnikov
2023-08-25 10:25:24 +10:00
parent 49ba6569b1
commit 8a48086f52
13 changed files with 122 additions and 17 deletions

View File

@@ -1,101 +0,0 @@
using PARR.API.Domain;
using PARR.API.Services.Interfaces;
using PARR.API.Settings;
namespace PARR.API.Services.Implementations
{
public class FileService : IFileService
{
private readonly StorageSettings storageSettings;
private readonly ILogger<FileService> logger;
public FileService(StorageSettings storageSettings, ILogger<FileService> logger)
{
this.storageSettings = storageSettings;
this.logger = logger;
}
public bool IsExtensionAllowed(IFormFile formFile, string[] allowedExtensions)
{
var extension = Path.GetExtension(formFile.FileName).ToLower();
return !string.IsNullOrEmpty(extension) && allowedExtensions.Contains(extension);
}
public bool IsNotExceededLimit(IFormFile formFile, int limitMb)
{
var fileSizeByte = formFile.Length;
var fileSizeMByte = fileSizeByte / 1024.0 / 1024.0;
return fileSizeMByte < limitMb;
}
public async Task<UploadResult?> UploadAsync(IFormFile formFile, string[] rootFolderWithoutStorage)
{
InitRootFolders(rootFolderWithoutStorage);
//Генерим уникальное имя файла: старое имя + рандом в середину
var newFileName = $"{Path.GetFileNameWithoutExtension(formFile.FileName)}-{Path.GetFileNameWithoutExtension(Path.GetRandomFileName())}{Path.GetExtension(formFile.FileName)}";
var relativePath = Path.Combine(Path.Combine(rootFolderWithoutStorage), newFileName);
var absPath = Path.Combine(storageSettings.StoragePath, relativePath);
if (File.Exists(absPath))
{
logger.LogError($"Не могу сохранить файл, такой файл уже существует: {absPath}");
return null;
}
try
{
var origFileName = Path.GetFileName(formFile.FileName);
using (var stream = new FileStream(absPath, FileMode.Create))
{
await formFile.CopyToAsync(stream);
logger.LogInformation($"Файл сохранен {origFileName}, {absPath}");
}
return new UploadResult { FileName = origFileName, Path = relativePath };
}
catch (Exception ex)
{
logger.LogError(ex, $"Ошибка при сохранении файла {absPath}");
return null;
}
}
private void InitRootFolders(string[] rootFolderWithoutStorage)
{
if (!rootFolderWithoutStorage.Any())
return;
var path = string.Empty;
foreach (var item in rootFolderWithoutStorage)
{
path = Path.Combine(path, item);
CreateDirectory(path);
}
}
private void CreateDirectory(string relativePath)
{
var absolutePath = Path.Combine(storageSettings.StoragePath, relativePath);
try
{
if (!Directory.Exists(absolutePath))
Directory.CreateDirectory(absolutePath);
// не нужно ничего возвращать, при сохраненнии файла будет ошибка и ее обработаем
//return true;
}
catch (Exception e)
{
logger.LogError(e, $"Не могу создать директорию: {absolutePath}");
//return false;
}
}
}
}