From 07e422187793284e5b88b7a42ee48edea4a42e15 Mon Sep 17 00:00:00 2001
From: Darth Affe <darthaffe@wyrez.org>
Date: Fri, 29 Sep 2017 10:17:31 +0200
Subject: [PATCH] Added migration for old configs

---
 KeyboardAudioVisualizer/App.xaml.cs           |  9 ++-
 .../Configuration/AbstractConfiguration.cs    |  2 +
 .../KeyboardAudioVisualizer.csproj            |  1 +
 .../Legacy/ConfigurationMigrator.cs           | 56 +++++++++++++++++++
 4 files changed, 66 insertions(+), 2 deletions(-)
 create mode 100644 KeyboardAudioVisualizer/Legacy/ConfigurationMigrator.cs

diff --git a/KeyboardAudioVisualizer/App.xaml.cs b/KeyboardAudioVisualizer/App.xaml.cs
index d5aab26..2e54a0c 100644
--- a/KeyboardAudioVisualizer/App.xaml.cs
+++ b/KeyboardAudioVisualizer/App.xaml.cs
@@ -1,12 +1,12 @@
 using System;
-using System.Diagnostics;
 using System.IO;
 using System.Windows;
 using Hardcodet.Wpf.TaskbarNotification;
 using KeyboardAudioVisualizer.AudioProcessing;
-using KeyboardAudioVisualizer.Configuration;
 using KeyboardAudioVisualizer.Helper;
+using KeyboardAudioVisualizer.Legacy;
 using Newtonsoft.Json;
+using Settings = KeyboardAudioVisualizer.Configuration.Settings;
 
 namespace KeyboardAudioVisualizer
 {
@@ -43,6 +43,10 @@ namespace KeyboardAudioVisualizer
                     Console.WriteLine(ex.Message);
                     /* File doesn't exist or is corrupt - just create a new one. */
                 }
+
+                if (settings == null)
+                    settings = ConfigurationMigrator.MigrateOldConfig();
+
                 if (settings == null)
                 {
                     settings = new Settings();
@@ -68,6 +72,7 @@ namespace KeyboardAudioVisualizer
             base.OnExit(e);
 
             File.WriteAllText(PATH_SETTINGS, JsonConvert.SerializeObject(ApplicationManager.Instance.Settings));
+            ConfigurationMigrator.CleanupOldConfigs();
         }
 
         #endregion
diff --git a/KeyboardAudioVisualizer/Configuration/AbstractConfiguration.cs b/KeyboardAudioVisualizer/Configuration/AbstractConfiguration.cs
index 10ecc23..6621774 100644
--- a/KeyboardAudioVisualizer/Configuration/AbstractConfiguration.cs
+++ b/KeyboardAudioVisualizer/Configuration/AbstractConfiguration.cs
@@ -1,6 +1,7 @@
 using System;
 using System.ComponentModel;
 using System.Runtime.CompilerServices;
+using System.Xml.Serialization;
 using RGB.NET.Core;
 
 namespace KeyboardAudioVisualizer.Configuration
@@ -10,6 +11,7 @@ namespace KeyboardAudioVisualizer.Configuration
         #region Properties & Fields
 
         private IBrush _brush;
+        [XmlIgnore]
         public IBrush Brush
         {
             get => _brush;
diff --git a/KeyboardAudioVisualizer/KeyboardAudioVisualizer.csproj b/KeyboardAudioVisualizer/KeyboardAudioVisualizer.csproj
index 40be445..5cc85b7 100644
--- a/KeyboardAudioVisualizer/KeyboardAudioVisualizer.csproj
+++ b/KeyboardAudioVisualizer/KeyboardAudioVisualizer.csproj
@@ -164,6 +164,7 @@
     <Compile Include="Helper\WPFHelper.cs" />
     <Compile Include="Configuration\Settings.cs" />
     <Compile Include="Controls\BlurredDecorationWindow.cs" />
+    <Compile Include="Legacy\ConfigurationMigrator.cs" />
     <Compile Include="Legacy\Settings.cs" />
     <Compile Include="Styles\CachedResourceDictionary.cs" />
     <Compile Include="UI\ConfigurationWindow.xaml.cs">
diff --git a/KeyboardAudioVisualizer/Legacy/ConfigurationMigrator.cs b/KeyboardAudioVisualizer/Legacy/ConfigurationMigrator.cs
new file mode 100644
index 0000000..bc26881
--- /dev/null
+++ b/KeyboardAudioVisualizer/Legacy/ConfigurationMigrator.cs
@@ -0,0 +1,56 @@
+using System.IO;
+using KeyboardAudioVisualizer.AudioProcessing.VisualizationProvider;
+using KeyboardAudioVisualizer.Helper;
+
+namespace KeyboardAudioVisualizer.Legacy
+{
+    public static class ConfigurationMigrator
+    {
+        #region Constants
+
+        private const string PATH_V1_SETTINGS = "Settings.xml";
+
+        #endregion
+
+        #region Constructors
+
+        #endregion
+
+        #region Methods
+
+        public static Configuration.Settings MigrateOldConfig()
+        {
+            if (!File.Exists(PATH_V1_SETTINGS)) return null;
+
+            try
+            {
+                Settings oldSettings = SerializationHelper.LoadObjectFromFile<Settings>(PATH_V1_SETTINGS);
+                Configuration.Settings settings = new Configuration.Settings { UpdateRate = oldSettings.UpdateRate };
+
+                settings[VisualizationIndex.Primary].SelectedVisualization = VisualizationType.FrequencyBars;
+                settings[VisualizationIndex.Primary].FrequencyBarsConfiguration = oldSettings.FrequencyBarsVisualizationProviderConfiguration;
+                settings[VisualizationIndex.Primary].EqualizerConfiguration = oldSettings.EqualizerConfiguration;
+
+                settings[VisualizationIndex.Secondary].SelectedVisualization = VisualizationType.Beat;
+                settings[VisualizationIndex.Secondary].BeatConfiguration = oldSettings.BeatVisualizationProviderConfiguration;
+
+                settings[VisualizationIndex.Tertiary].SelectedVisualization = VisualizationType.Level;
+                settings[VisualizationIndex.Tertiary].LevelConfiguration = oldSettings.LevelVisualizationProviderConfiguration;
+
+                return settings;
+            }
+            catch
+            {
+                return null;
+            }
+        }
+
+        public static void CleanupOldConfigs()
+        {
+            if (File.Exists(PATH_V1_SETTINGS))
+                File.Delete(PATH_V1_SETTINGS);
+        }
+
+        #endregion
+    }
+}