Sicherung

Kalk/Kalk.Core/IFileService.cs

@@ -0,0 +1,76 @@
+using System.Collections.Generic;
+using System.IO;
+
+namespace Kalk.Core
+{
+    /// <summary>
+    /// Simple file abstraction to mitigate UWP access issues.
+    /// </summary>
+    public interface IFileService
+    {
+        Stream FileOpen(string path, FileMode mode, FileAccess access, FileShare share);
+
+        void DirectoryCreate(string path);
+
+        IEnumerable<string> EnumerateFileSystemEntries(
+            string path,
+            string searchPattern,
+            SearchOption searchOption);
+
+        void DirectoryDelete(string path, bool recursive);
+
+        string FileReadAllText(string path);
+
+        void FileDelete(string path);
+
+        bool FileExists(string path);
+
+        bool DirectoryExists(string path);
+    }
+
+    /// <summary>
+    /// Default implementation of file service using .NET API directly (not working on UWP)
+    /// </summary>
+    class DefaultFileService : IFileService
+    {
+        public Stream FileOpen(string path, FileMode mode, FileAccess access, FileShare share)
+        {
+            return new FileStream(path, mode, access, share);
+        }
+
+        public void DirectoryCreate(string path)
+        {
+            Directory.CreateDirectory(path);
+        }
+
+        public IEnumerable<string> EnumerateFileSystemEntries(string path, string searchPattern, SearchOption searchOption)
+        {
+            return Directory.EnumerateFileSystemEntries(path, searchPattern, searchOption);
+        }
+
+        public void DirectoryDelete(string path, bool recursive)
+        {
+            Directory.Delete(path, recursive);
+        }
+
+        public string FileReadAllText(string path)
+        {
+            return File.ReadAllText(path);
+        }
+
+        public void FileDelete(string path)
+        {
+            File.Delete(path);
+        }
+
+        public bool FileExists(string path)
+        {
+            return File.Exists(path);
+        }
+
+        public bool DirectoryExists(string path)
+        {
+            return Directory.Exists(path);
+        }
+    }
+}