Added new settings management

App.xaml.cs

@@ -1,5 +1,9 @@
-using System.Data.SqlClient;
+using System;
+using System.IO;
+using System.Runtime.CompilerServices;
 using System.Windows;
+using System.Xml;
+using System.Xml.Serialization;
 using DebtMgr.Data;
 using DebtMgr.ViewModel;
 using SQLite.Net;
@@ -11,6 +15,20 @@ namespace DebtMgr
     /// </summary>
     public partial class App : Application
     {
+        #region Private Properties
+
+        private static string _settingsPath;
+        private static string _settingsFileName;
+
+        #endregion
+
+        public App()
+        {
+            _settingsPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
+                "eJay", "config");
+            _settingsFileName = "eJay.xml";
+        }
+
         #region Locator
 
         private static ViewModelLocator _locator;
@@ -21,7 +39,7 @@ namespace DebtMgr
         #region Database
 
         private static SQLiteConnection _database;
-        public static SQLiteConnection Database => _database ?? (_database = new Database(DebtMgr.Properties.Settings.Default.Database));
+        public static SQLiteConnection Database => _database ?? (_database = new Database(Settings.Database));
 
         #endregion
 
@@ -39,5 +57,70 @@ namespace DebtMgr
         }
 
         #endregion
+
+        #region Settings
+
+        private static EJaySettings _settings;
+
+        public static EJaySettings Settings
+        {
+            get
+            {
+                if(_settings == null)
+                    _settings = LoadSettings();
+
+                return _settings;
+            }
+        }
+
+        #endregion
+
+        #region SaveSettings()
+
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        /// <summary>   Saves the settings. </summary>
+        /// <remarks>   Andre Beging, 06.01.2019. </remarks>
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        public static void SaveSettings()
+        {
+            Directory.CreateDirectory(_settingsPath);
+
+            if (_settings == null) _settings = new EJaySettings();
+            using (var streamWriter = new StreamWriter(Path.Combine(_settingsPath, _settingsFileName)))
+            {
+                using (var xmlWriter = XmlWriter.Create(streamWriter))
+                {
+                    var serializer = new XmlSerializer(typeof(EJaySettings));
+                    serializer.Serialize(xmlWriter, _settings);
+                    streamWriter.Flush();
+                }
+            }
+        }
+
+        #endregion
+
+        #region LoadSettings()
+
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        /// <summary>   Loads the settings. </summary>
+        /// <remarks>   Andre Beging, 06.01.2019. </remarks>
+        /// <returns>   The settings. </returns>
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        private static EJaySettings LoadSettings()
+        {
+            var targetFile = Path.Combine(_settingsPath, _settingsFileName);
+            if (File.Exists(targetFile))
+            {
+                using (var stream = File.OpenRead(targetFile))
+                {
+                    var serializer = new XmlSerializer(typeof(EJaySettings));
+                    return serializer.Deserialize(stream) as EJaySettings;
+                }
+            }
+
+            return new EJaySettings();
+        }
+
+        #endregion
     }
 }

Data/EJaySettings.cs

@@ -0,0 +1,15 @@
+namespace DebtMgr.Data
+{
+    public class EJaySettings
+    {
+        public string Database { get; set; }
+
+        public string TelegramPath { get; set; }
+
+        public EJaySettings()
+        {
+            Database = string.Empty;
+            TelegramPath = string.Empty;
+        }
+    }
+}

Properties/AssemblyInfo.cs

@@ -49,5 +49,5 @@ using System.Windows;
 // Sie können alle Werte angeben oder Standardwerte für die Build- und Revisionsnummern verwenden,
 // übernehmen, indem Sie "*" eingeben:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.0.0")]
-[assembly: AssemblyFileVersion("1.0.0.0")]
+[assembly: AssemblyVersion("1.0.0")]
+[assembly: AssemblyFileVersion("1.0.0")]