PCRB webassembly

MesaFabApproval.API/Utilities/FileUtilities.cs

@@ -0,0 +1,31 @@
+using Microsoft.AspNetCore.Components.Forms;
+
+using NLog;
+
+namespace MesaFabApproval.API.Utilities;
+
+public class FileUtilities {
+    private static readonly Logger _logger = NLog.LogManager.GetCurrentClassLogger();
+
+    public static async Task SaveFileToFileSystem(IFormFile file, string path) {
+        try {
+            _logger.Info($"Attempting to save file to file system");
+
+            if (file is null) throw new ArgumentNullException("File cannot be null");
+            if (string.IsNullOrWhiteSpace(path)) throw new ArgumentException("Path cannot be null or empty");
+
+            if (File.Exists(path)) throw new Exception($"A file already exists with name {file.FileName}");
+
+            string? directoryPath = Path.GetDirectoryName(path);
+            if (!string.IsNullOrWhiteSpace(directoryPath))
+                Directory.CreateDirectory(directoryPath);
+
+            using (Stream stream = File.Create(path)) {
+                await file.CopyToAsync(stream);
+            }
+        } catch (Exception ex) {
+            _logger.Error($"Unable to save file to file system, because {ex.Message}");
+            throw;
+        }
+    }
+}