Created a Settings Service

Created a Recent Service
Created a Resources Service
Code refactor
Updated tests

ModernKeePass/Services/RecentService.cs

@@ -0,0 +1,45 @@
+using System;
+using System.Collections.ObjectModel;
+using System.Threading.Tasks;
+using ModernKeePass.Interfaces;
+using Windows.Storage;
+using Windows.Storage.AccessCache;
+using ModernKeePass.ViewModels;
+
+namespace ModernKeePass.Services
+{
+    public class RecentService : IRecent
+    {
+        private readonly StorageItemMostRecentlyUsedList _mru = StorageApplicationPermissions.MostRecentlyUsedList;
+
+        public int EntryCount => _mru.Entries.Count;
+
+        public ObservableCollection<IRecentItem> GetAllFiles(bool removeIfNonExistant = true)
+        {
+            var result = new ObservableCollection<IRecentItem>();
+            foreach (var entry in _mru.Entries)
+            {
+                try
+                {
+                    var file = _mru.GetFileAsync(entry.Token, AccessCacheOptions.SuppressAccessTimeUpdate).GetAwaiter().GetResult();
+                    result.Add(new RecentItemVm(entry.Token, entry.Metadata, file));
+                }
+                catch (Exception)
+                {
+                    if (removeIfNonExistant) _mru.Remove(entry.Token);
+                }
+            }
+            return result;
+        }
+
+        public void Add(IStorageItem file, string metadata)
+        {
+            _mru.Add(file, metadata);
+        }
+
+        public async Task<IStorageItem> GetFileAsync(string token)
+        {
+            return await _mru.GetFileAsync(token);
+        }
+    }
+}