first commit

.gitignore

@@ -0,0 +1,134 @@
+
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.sln.docstates
+
+# Build results
+
+[Dd]ebug/
+[Rr]elease/
+x64/
+[Bb]in/
+[Oo]bj/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+*_i.c
+*_p.c
+*_i.h
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.log
+*.svclog
+*.scc
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opensdf
+*.sdf
+*.cachefile
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.Publish.xml
+*.pubxml
+*.azurePubxml
+
+# NuGet Packages Directory
+## TODO: If you have NuGet Package Restore enabled, uncomment the next line
+packages/
+## TODO: If the tool you use requires repositories.config, also uncomment the next line
+!packages/repositories.config
+
+# Windows Azure Build Output
+csx/
+*.build.csdef
+
+# Windows Store app package directory
+AppPackages/
+
+# Others
+sql/
+*.Cache
+ClientBin/
+[Ss]tyle[Cc]op.*
+![Ss]tyle[Cc]op.targets
+~$*
+*~
+*.dbmdl
+*.[Pp]ublish.xml
+
+*.publishsettings
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file to a newer
+# Visual Studio version. Backup files are not needed, because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+App_Data/*.mdf
+App_Data/*.ldf
+
+# =========================
+# Windows detritus
+# =========================
+
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Mac desktop service store files
+.DS_Store
+
+_NCrunch*

.vscode/settings.json

@@ -0,0 +1 @@
+{}

App.axaml

@@ -0,0 +1,11 @@
+<Application xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             x:Class="MercuryConverter.App"
+             RequestedThemeVariant="Default">
+             <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
+
+    <Application.Styles>
+        <FluentTheme />
+        <StyleInclude Source="avares://Avalonia.Controls.DataGrid/Themes/Fluent.xaml"/>
+    </Application.Styles>
+</Application>

App.axaml.cs

@@ -0,0 +1,23 @@
+using Avalonia;
+using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Markup.Xaml;
+
+namespace MercuryConverter;
+
+public partial class App : Application
+{
+    public override void Initialize()
+    {
+        AvaloniaXamlLoader.Load(this);
+    }
+
+    public override void OnFrameworkInitializationCompleted()
+    {
+        if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
+        {
+            desktop.MainWindow = new MainWindow();
+        }
+
+        base.OnFrameworkInitializationCompleted();
+    }
+}

Data/Song/Chart.cs

@@ -0,0 +1,25 @@
+using System;
+
+namespace MercuryConverter.Data;
+
+
+public class Chart
+{
+    public required string audioId;
+    public required string audioOffset;
+    public required string audioPreviewTime;
+    public required string audioPreviewDuration;
+    public required string video;
+    public required string designer;
+    public required string clearRequirement;
+    public required string diffLevel;
+    public string diffString
+    {
+        get
+        {
+            var d = Convert.ToDouble(diffLevel);
+            var i = (int)d;
+            return $"{(int)d}{(d > i ? "+" : "")}";
+        }
+    }
+}

Data/Song/Consts.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace MercuryConverter.Data;
+
+public static class Consts
+{
+    private static Dictionary<int, string> _CATEGORY_INDEX = new()
+    {
+        { -1, "Unknown"},
+        { 0, "Anime/Pop"},
+        { 1, "Vocaloid"},
+        { 2, "Touhou Project"},
+        { 3, "2.5D" },
+        { 4, "Variety" },
+        { 5, "Original" },
+        { 6, "HARDCORE TANO*C" },
+        { 7, "VTuber" },
+    };
+    public static readonly IReadOnlyDictionary<int, string> CATEGORY_INDEX = _CATEGORY_INDEX;
+
+    private static Dictionary<int, string> _NUM_SOURCE = new()
+    {
+        { 1, string.Concat(new int[] {87, 65, 67, 67, 65}.Select(i => Convert.ToChar(i))) },
+        { 2, string.Concat(new int[] {87, 65, 67, 67, 65, 32, 83}.Select(i => Convert.ToChar(i))) },
+        { 3, string.Concat(new int[] {87, 65, 67, 67, 65, 32, 76, 73, 76, 89}.Select(i => Convert.ToChar(i))) },
+        { 4, string.Concat(new int[] {87, 65, 67, 67, 65, 32, 76, 73, 76, 89, 32, 82}.Select(i => Convert.ToChar(i))) },
+        { 5, string.Concat(new int[] {87, 65, 67, 67, 65, 32, 82, 101, 118, 101, 114, 115, 101}.Select(i => Convert.ToChar(i))) }
+    };
+    public static readonly IReadOnlyDictionary<int, string> NUM_SOURCE = _NUM_SOURCE;
+    public static readonly IReadOnlyDictionary<string, int> SOURCE_NUM = _NUM_SOURCE.ToDictionary(p => p.Value, p=>p.Key);
+
+    private static string[] _DIFFICULTIES = {
+        "Normal", "Hard", "Expert", "Inferno"
+    };
+    public static readonly IReadOnlyList<string> DIFFICULTIES = _DIFFICULTIES;
+}

Data/Song/Song.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using Avalonia.Media;
+
+namespace MercuryConverter.Data;
+
+public class Song
+{
+    /// <summary>
+    /// Format: `Snn-nnn` where `n` is a digit.
+    /// </summary>
+    public required string id;
+    public required string name;
+    public required string rubi;
+    public required string artist;
+    public required string copyright;
+    public required string tempo;
+    public required string version;
+    public required int genreId;
+    public required string game;
+    public required string jacket;
+    public Chart?[] charts = { null, null, null, null };
+}

Database.cs

@@ -0,0 +1,10 @@
+namespace MercuryConverter;
+
+using System;
+using System.Collections.ObjectModel;
+using System.Collections.Specialized;
+
+public static class Database
+{
+    public static readonly ObservableCollection<Data.Song> Songs = new();
+}

MainWindow.axaml

@@ -0,0 +1,30 @@
+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:MercuryConverter"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+
+        x:Class="MercuryConverter.MainWindow"
+        Title="MercuryConverter"
+        Width="1024" Height="800"
+        ExtendClientAreaToDecorationsHint="True"
+>
+    <StackPanel>
+        <DockPanel LastChildFill="False">
+            <Menu Name="MenuBar" DockPanel.Dock="Left">
+                <MenuItem Header="File">
+                    <MenuItem Header="Open Data Folder..." />
+                </MenuItem>
+            </Menu>
+        </DockPanel>
+        <TabControl>
+            <TabItem Header="selection">
+                <UserControl Name="SelectionControl"/>
+            </TabItem>
+            <TabItem Header="export">
+                
+            </TabItem>
+        </TabControl>
+    </StackPanel>
+</Window>

MainWindow.axaml.cs

@@ -0,0 +1,36 @@
+using Avalonia.Controls;
+using Avalonia.Styling;
+
+namespace MercuryConverter;
+
+using MercuryConverter.Views;
+
+public partial class MainWindow : Window
+{
+    public string RunType
+    {
+        get
+        {
+            if (Design.IsDesignMode)
+            {
+                return "In Design!";
+            }
+            return "In Runtime.";
+        }
+    }
+
+    public MainWindow()
+    {
+        InitializeComponent();
+
+        // Force dark mode in designer
+        if (Design.IsDesignMode)
+        {
+            RequestedThemeVariant = ThemeVariant.Dark;
+        }
+        // LblPlatform.Content = RunType;
+
+        // Setup tab views
+        SelectionControl.Content = new Selection();
+    }
+}

MercuryConverter.csproj

@@ -0,0 +1,23 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net9.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <BuiltInComInteropSupport>true</BuiltInComInteropSupport>
+    <ApplicationManifest>app.manifest</ApplicationManifest>
+    <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Avalonia" Version="11.3.2" />
+    <PackageReference Include="Avalonia.Desktop" Version="11.3.2" />
+    <PackageReference Include="Avalonia.Themes.Fluent" Version="11.3.2" />
+    <PackageReference Include="Avalonia.Fonts.Inter" Version="11.3.2" />
+    <PackageReference Include="Avalonia.Controls.DataGrid" Version="11.3.2" />
+    <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
+    <PackageReference Include="Avalonia.Diagnostics" Version="11.3.2">
+      <IncludeAssets Condition="'$(Configuration)' != 'Debug'">None</IncludeAssets>
+      <PrivateAssets Condition="'$(Configuration)' != 'Debug'">All</PrivateAssets>
+    </PackageReference>
+  </ItemGroup>
+</Project>

MercuryConverter.sln

@@ -0,0 +1,24 @@
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.2.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MercuryConverter", "MercuryConverter.csproj", "{8D7AB684-46C8-6289-FBE5-52DC512A35BE}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{8D7AB684-46C8-6289-FBE5-52DC512A35BE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{8D7AB684-46C8-6289-FBE5-52DC512A35BE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{8D7AB684-46C8-6289-FBE5-52DC512A35BE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{8D7AB684-46C8-6289-FBE5-52DC512A35BE}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {8A55B6C1-9740-4A8D-859C-4CC399386136}
+	EndGlobalSection
+EndGlobal

Program.cs

@@ -0,0 +1,21 @@
+using Avalonia;
+using System;
+
+namespace MercuryConverter;
+
+class Program
+{
+    // Initialization code. Don't use any Avalonia, third-party APIs or any
+    // SynchronizationContext-reliant code before AppMain is called: things aren't initialized
+    // yet and stuff might break.
+    [STAThread]
+    public static void Main(string[] args) => BuildAvaloniaApp()
+        .StartWithClassicDesktopLifetime(args);
+
+    // Avalonia configuration, don't remove; also used by visual designer.
+    public static AppBuilder BuildAvaloniaApp()
+        => AppBuilder.Configure<App>()
+            .UsePlatformDetect()
+            .WithInterFont()
+            .LogToTrace();
+}

Views/Selection/Selection.axaml

@@ -0,0 +1,31 @@
+<Panel xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:MercuryConverter.Views"
+        x:Class="MercuryConverter.Views.Selection"
+>
+    <DockPanel>
+        <ContentControl Name="SelectionInfo" DockPanel.Dock="Right" Width="250">
+            <Label Content="SelectionInfo"/>
+        </ContentControl>
+        <StackPanel>
+            <Expander HorizontalAlignment="Stretch" BorderThickness="0">
+                <Expander.Header>
+                    Search/Filter
+                </Expander.Header>
+                <StackPanel Name="Filter">
+                    <TextBox />
+                </StackPanel>
+            </Expander>
+            <DataGrid Name="ListingTable">
+                <DataGrid.Columns>
+                    <DataGridTextColumn Header="ID"/>
+                    <DataGridTextColumn Header="Title"/>
+                    <DataGridTextColumn Header="Artist"/>
+                    <DataGridTextColumn Header="Source"/>
+                </DataGrid.Columns>
+            </DataGrid>
+        </StackPanel>
+    </DockPanel>
+</Panel>

Views/Selection/Selection.axaml.cs

@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Specialized;
+using Avalonia.Controls;
+
+namespace MercuryConverter.Views;
+
+public partial class Selection : Panel
+{
+    public Selection()
+    {
+        InitializeComponent();
+        Database.Songs.CollectionChanged += OnSongsChg;
+    }
+
+    private void OnSongsChg(object? sender, NotifyCollectionChangedEventArgs e)
+    {
+        Console.WriteLine("Songs collection changed!");
+
+        if (e.NewItems != null)
+        {
+            Console.WriteLine("Added...");
+            foreach (Data.Song added in e.NewItems)
+            {
+                Console.WriteLine($"[{added.id}] {added.artist} - {added.name}");
+            }
+        }
+        if (e.OldItems != null)
+        {
+            Console.WriteLine("Removed...");
+            foreach (Data.Song rem in e.OldItems)
+            {
+                Console.WriteLine($"[{rem.id}] {rem.artist} - {rem.name}");
+            }
+        } 
+    }
+}

app.manifest

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1">
+  <!-- This manifest is used on Windows only.
+       Don't remove it as it might cause problems with window transparency and embedded controls.
+       For more details visit https://learn.microsoft.com/en-us/windows/win32/sbscs/application-manifests -->
+  <assemblyIdentity version="1.0.0.0" name="MercuryConverter.Desktop"/>
+
+  <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
+    <application>
+      <!-- A list of the Windows versions that this application has been tested on
+           and is designed to work with. Uncomment the appropriate elements
+           and Windows will automatically select the most compatible environment. -->
+
+      <!-- Windows 10 -->
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}" />
+    </application>
+  </compatibility>
+</assembly>