feat: ImageStorageService

2026-02-26 07:50:15 +03:00
parent 2c24b9e3d5
commit 6bbe0d7e09
3 changed files with 90 additions and 0 deletions
@@ -0,0 +1,78 @@
+using Microsoft.Extensions.Logging;
+
+namespace GSS2.Core.Hardware;
+
+public class ImageStorageService
+{
+    private readonly ILogger<ImageStorageService> _logger;
+    private readonly DirectoryInfo _rootDirectory;
+
+    public ImageStorageService(ILogger<ImageStorageService> logger, DirectoryInfo rootDirectory)
+    {
+        _logger = logger;
+        _logger.LogInformation("Initialization");
+
+        _rootDirectory = rootDirectory;
+        if (!_rootDirectory.Exists)
+        {
+            _rootDirectory.Create();
+            _logger.LogInformation("Created directory: {}", _rootDirectory.FullName);
+        }
+
+        _logger.LogInformation("Initialized");
+    }
+
+    public async Task<string> SaveAsync(Stream fileStream, string extension, CancellationToken ct = default)
+    {
+        var fileName = GenerateFileName(extension);
+        var fullPath = GetFullPath(fileName);
+
+        var directory = Path.GetDirectoryName(fullPath)!;
+        Directory.CreateDirectory(directory);
+
+        await using var file = new FileStream(
+            fullPath,
+            FileMode.CreateNew,
+            FileAccess.Write,
+            FileShare.None,
+            81920,
+            useAsync: true);
+
+        await fileStream.CopyToAsync(file, ct);
+
+        _logger.LogInformation("File saved: {FileName}", fileName);
+
+        return fileName;
+    }
+
+    public Stream OpenRead(string fileName)
+    {
+        var fullPath = GetFullPath(fileName);
+        return new FileStream(fullPath, FileMode.Open, FileAccess.Read, FileShare.Read);
+    }
+
+    public bool Delete(string fileName)
+    {
+        var fullPath = GetFullPath(fileName);
+
+        if (!File.Exists(fullPath))
+            return false;
+
+        File.Delete(fullPath);
+        return true;
+    }
+
+    private string GenerateFileName(string extension)
+    {
+        var guid = Guid.NewGuid().ToString("N");
+        return $"{guid}{extension}";
+    }
+
+    public string GetFullPath(string fileName)
+    {
+        var level1 = fileName.Substring(0, 2);
+        var level2 = fileName.Substring(2, 2);
+
+        return Path.Combine(_rootDirectory.FullName, level1, level2, fileName);
+    }
+}