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UGQApiServer/Storage/IStorageService.cs

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+namespace UGQApiServer.Storage;
+
+
+public interface IStorageService
+{
+
+    string fileUrl(string filename);
+    Task<bool> uploadFile(string filename, IFormFile file);
+    Task<bool> deleteFile(string filename);
+}
+
+

UGQApiServer/Storage/LocalStorageService.cs

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+namespace UGQApiServer.Storage;
+
+
+public class LocalStorageService : IStorageService
+{
+    public LocalStorageService()
+    {
+
+    }
+
+    public string fileUrl(string filename)
+    {
+        return filename;
+    }
+
+    public async Task<bool> uploadFile(string filename, IFormFile file)
+    {
+        await Task.CompletedTask;
+
+        string path = Path.Combine(Directory.GetCurrentDirectory(), "files");
+        if (!Directory.Exists(path))
+            Directory.CreateDirectory(path);
+
+        using (var stream = new FileStream(Path.Combine(path, filename), FileMode.Create))
+        {
+            file.CopyTo(stream);
+        }
+
+        return true;
+    }
+    public async Task<bool> deleteFile(string filename)
+    {
+        await Task.CompletedTask;
+
+        System.IO.File.Delete(filename);
+        return true;
+    }
+}
+
+

UGQApiServer/Storage/S3StorageService.cs

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+using Amazon.S3;
+using UGQDataAccess.Settings;
+using Microsoft.Extensions.Options;
+using Amazon.S3.Transfer;
+using Amazon.S3.Model;
+using Microsoft.AspNetCore.DataProtection.KeyManagement;
+
+namespace UGQApiServer.Storage;
+
+public class S3StorageService : IStorageService
+{
+    readonly AmazonS3Client _s3Client;
+    readonly S3Settings _settings;
+
+    public S3StorageService(IOptions<S3Settings> settings)
+    {
+        _settings = settings.Value;
+        _s3Client = new AmazonS3Client(_settings.AccessKey, _settings.SecretAccessKey, Amazon.RegionEndpoint.USEast1);
+    }
+
+    public string fileUrl(string filename)
+    {
+        if (string.IsNullOrEmpty(filename) == true)
+            return string.Empty;
+
+        return $"{_settings.DownloadUrl}/{_settings.RootFolder}/{filename}";
+    }
+
+    public async Task<bool> uploadFile(string filename, IFormFile file)
+    {
+        using (var newMemoryStream = new MemoryStream())
+        {
+            file.CopyTo(newMemoryStream);
+
+            var uploadRequest = new TransferUtilityUploadRequest
+            {
+                InputStream = newMemoryStream,
+                Key = $"{_settings.RootFolder}/{filename}",
+                BucketName = _settings.BucketName,
+            };
+
+            var fileTransferUtility = new TransferUtility(_s3Client);
+            await fileTransferUtility.UploadAsync(uploadRequest);
+        }
+
+        return true;
+    }
+
+    public async Task<bool> deleteFile(string filename)
+    {
+        var deleteObjectRequest = new DeleteObjectRequest
+        {
+            BucketName = _settings.BucketName,
+            Key = $"{_settings.RootFolder}/{filename}",
+        };
+
+        await _s3Client.DeleteObjectAsync(deleteObjectRequest);
+
+        return true;
+    }
+}
+
+