Add initial DB schema and support code

osu.Desktop/Program.cs

@@ -11,7 +11,7 @@ namespace osu.Desktop
     public static class Program
     {
         [STAThread]
-        public static void Main()
+        public static void Main(string[] args)
         {
             BasicGameHost host = Host.GetSuitableHost(@"osu");
             host.Add(new OsuGame());

osu.Game/Beatmaps/GameMode.cs

@@ -0,0 +1,11 @@
+using System;
+namespace osu.Game.Beatmaps
+{
+    public enum GameMode
+    {
+        Osu = 0,
+        Taiko = 1,
+        CatchTheBeat = 2,
+        OsuMania = 3,
+    }
+}

osu.Game/Database/Beatmap.cs

@@ -0,0 +1,21 @@
+using System;
+using SQLite;
+
+namespace osu.Game.Database
+{
+    public class Beatmap
+    {
+        [PrimaryKey]
+        public int ID { get; set; }
+        [NotNull, Indexed]
+        public int BeatmapSetID { get; set; }
+        [Indexed]
+        public int BeatmapMetadataID { get; set; }
+        public float DrainRate { get; set; }
+        public float CircleSize { get; set; }
+        public float OverallDifficulty { get; set; }
+        public float ApproachRate { get; set; }
+        public float SliderMultiplier { get; set; }
+        public float SliderTickRate { get; set; }
+    }
+}

osu.Game/Database/BeatmapDatabase.cs

@@ -0,0 +1,21 @@
+using System;
+using SQLite;
+
+namespace osu.Game.Database
+{
+    public class BeatmapDatabase
+    {
+        private static SQLiteConnection Connection { get; set; }
+        
+        public BeatmapDatabase()
+        {
+            if (Connection == null)
+            {
+                Connection = new SQLiteConnection("beatmap.db");
+                Connection.CreateTable<BeatmapMetadata>();
+                Connection.CreateTable<BeatmapSet>();
+                Connection.CreateTable<Beatmap>();
+            }
+        }
+    }
+}

osu.Game/Database/BeatmapMetadata.cs

@@ -0,0 +1,23 @@
+using System;
+using osu.Game.Beatmaps;
+using SQLite;
+
+namespace osu.Game.Database
+{
+    public class BeatmapMetadata
+    {
+        [PrimaryKey]
+        public int ID { get; set; }
+        public string Title { get; set; }
+        public string TitleUnicode { get; set; }
+        public string Artist { get; set; }
+        public string ArtistUnicode { get; set; }
+        public string Author { get; set; }
+        public string Source { get; set; }
+        public string Tags { get; set; }
+        public GameMode Mode { get; set; }
+        public int PreviewTime { get; set; }
+        public string AudioFile { get; set; }
+        public string BackgroundFile { get; set; }
+    }
+}

osu.Game/Database/BeatmapSet.cs

@@ -0,0 +1,14 @@
+using System;
+using SQLite;
+
+namespace osu.Game.Database
+{
+    public class BeatmapSet
+    {
+        [PrimaryKey]
+        public int BeatmapSetID { get; set; }
+        [NotNull, Indexed]
+        public int MetadataID { get; set; }
+    }
+}
+

osu.Game/OsuGameBase.cs

@@ -6,6 +6,7 @@ using osu.Framework.Graphics.Cursor;
 using osu.Framework.Graphics.Textures;
 using osu.Framework.IO.Stores;
 using osu.Game.Configuration;
+using osu.Game.Database;
 using osu.Game.Graphics.Cursor;
 using osu.Game.Graphics.Processing;
 using osu.Game.Online.API;
@@ -16,6 +17,7 @@ namespace osu.Game
     public class OsuGameBase : BaseGame
     {
         internal OsuConfigManager Config = new OsuConfigManager();
+        internal BeatmapDatabase Beatmaps = new BeatmapDatabase();
 
         protected override string MainResourceFile => @"osu.Game.Resources.dll";
 

osu.Game/osu.Game.csproj

@@ -43,6 +43,18 @@
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
+    <Reference Include="SQLitePCLRaw.core">
+      <HintPath>..\packages\SQLitePCLRaw.core.1.0.1\lib\net45\SQLitePCLRaw.core.dll</HintPath>
+    </Reference>
+    <Reference Include="SQLitePCLRaw.provider.e_sqlite3">
+      <HintPath>..\packages\SQLitePCLRaw.provider.e_sqlite3.net45.1.0.1\lib\net45\SQLitePCLRaw.provider.e_sqlite3.dll</HintPath>
+    </Reference>
+    <Reference Include="SQLitePCLRaw.batteries_green">
+      <HintPath>..\packages\SQLitePCLRaw.bundle_green.1.0.1\lib\net45\SQLitePCLRaw.batteries_green.dll</HintPath>
+    </Reference>
+    <Reference Include="SQLite-net">
+      <HintPath>..\packages\sqlite-net-pcl.1.2.0\lib\portable-net45+wp8+wpa81+win8+MonoAndroid10+MonoTouch10+Xamarin.iOS10\SQLite-net.dll</HintPath>
+    </Reference>
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Beatmaps\Beatmap.cs" />
@@ -148,6 +160,11 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Users\User.cs" />
     <Compile Include="VolumeControl.cs" />
+    <Compile Include="Database\BeatmapDatabase.cs" />
+    <Compile Include="Database\BeatmapSet.cs" />
+    <Compile Include="Database\BeatmapMetadata.cs" />
+    <Compile Include="Database\Beatmap.cs" />
+    <Compile Include="Beatmaps\GameMode.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\osu-framework\osu.Framework\osu.Framework.csproj">
@@ -166,6 +183,9 @@
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup />
+  <ItemGroup>
+    <Folder Include="Database\" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
@@ -174,4 +194,7 @@
   <Target Name="AfterBuild">
   </Target>
   -->
-</Project>
+  <Import Project="..\packages\SQLitePCLRaw.lib.e_sqlite3.v110_xp.1.0.1\build\SQLitePCLRaw.lib.e_sqlite3.v110_xp.targets" Condition="Exists('..\packages\SQLitePCLRaw.lib.e_sqlite3.v110_xp.1.0.1\build\SQLitePCLRaw.lib.e_sqlite3.v110_xp.targets')" />
+  <Import Project="..\packages\SQLitePCLRaw.lib.e_sqlite3.osx.1.0.1\build\SQLitePCLRaw.lib.e_sqlite3.osx.targets" Condition="Exists('..\packages\SQLitePCLRaw.lib.e_sqlite3.osx.1.0.1\build\SQLitePCLRaw.lib.e_sqlite3.osx.targets')" />
+  <Import Project="..\packages\SQLitePCLRaw.lib.e_sqlite3.linux.1.0.1\build\SQLitePCLRaw.lib.e_sqlite3.linux.targets" Condition="Exists('..\packages\SQLitePCLRaw.lib.e_sqlite3.linux.1.0.1\build\SQLitePCLRaw.lib.e_sqlite3.linux.targets')" />
+</Project>

osu.Game/packages.config

@@ -1,9 +1,16 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-Copyright (c) 2007-2016 ppy Pty Ltd <contact@ppy.sh>.
-Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
--->
-<packages>
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
-  <package id="ppy.OpenTK" version="1.1.2225.3" targetFramework="net45" />
-</packages>
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+Copyright (c) 2007-2016 ppy Pty Ltd <contact@ppy.sh>.
+Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+-->
+<packages>
+  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
+  <package id="ppy.OpenTK" version="1.1.2225.3" targetFramework="net45" />
+  <package id="sqlite-net-pcl" version="1.2.0" targetFramework="net45" />
+  <package id="SQLitePCLRaw.bundle_green" version="1.0.1" targetFramework="net45" />
+  <package id="SQLitePCLRaw.core" version="1.0.1" targetFramework="net45" />
+  <package id="SQLitePCLRaw.lib.e_sqlite3.linux" version="1.0.1" targetFramework="net45" />
+  <package id="SQLitePCLRaw.lib.e_sqlite3.osx" version="1.0.1" targetFramework="net45" />
+  <package id="SQLitePCLRaw.lib.e_sqlite3.v110_xp" version="1.0.1" targetFramework="net45" />
+  <package id="SQLitePCLRaw.provider.e_sqlite3.net45" version="1.0.1" targetFramework="net45" />
+</packages>