Update to allow setting pymusiclooper path

Author: MattEqualsCoder

MSUScripter/Configs/Settings.cs

@@ -17,4 +17,5 @@ public class Settings
     public bool AutomaticallyRunPyMusicLooper { get; set; } = true;
     public bool RunMsuPcmWithKeepTemps { get; set; }
     public bool HasDoneFirstTimeSetup { get; set; }
+    public string? PyMusicLooperPath { get; set; }
 }

MSUScripter/Services/ControlServices/PyMusicLooperPanelService.cs

@@ -145,7 +145,7 @@ private void FilterResults()
 
     public void TestPyMusicLooper()
     {
-        if (!pyMusicLooperService.TestService(out string message))
+        if (!pyMusicLooperService.TestService(out string message, false))
         {
             _model.Message = message;
             _model.DisplayGitHubLink = true;

MSUScripter/Services/ControlServices/SettingsWindowService.cs

@@ -1,17 +1,19 @@
+using System;
 using Avalonia;
 using Avalonia.Styling;
 using AvaloniaControls.ControlServices;
 using MSUScripter.ViewModels;
 
 namespace MSUScripter.Services.ControlServices;
 
-public class SettingsWindowService(SettingsService settingsService, ConverterService converterService, MsuPcmService msuPcmService) : ControlService
+public class SettingsWindowService(SettingsService settingsService, ConverterService converterService, MsuPcmService msuPcmService, PyMusicLooperService pyMusicLooperService) : ControlService
 {
     private SettingsWindowViewModel _model = new();
 
     public SettingsWindowViewModel InitializeModel()
     {
         converterService.ConvertViewModel(settingsService.Settings, _model);
+        _model.CanSetPyMusicLooperPath = OperatingSystem.IsWindows();
         return _model;
     }
 
@@ -26,4 +28,9 @@ public bool ValidateMsuPcm()
     {
         return msuPcmService.ValidateMsuPcmPath(_model.MsuPcmPath!, out _);
     }
+    
+    public bool ValidatePyMusicLooper()
+    {
+        return pyMusicLooperService.TestService(out _, true);
+    }
 }

MSUScripter/Services/PyMusicLooperService.cs

@@ -11,6 +11,7 @@
 using MSUScripter.Models;
 using YamlDotNet.Serialization;
 using YamlDotNet.Serialization.NamingConventions;
+using Settings = MSUScripter.Configs.Settings;
 
 namespace MSUScripter.Services;
 
@@ -26,13 +27,20 @@ public class PyMusicLooperService
     private bool _canReturnMultipleResults;
     private readonly string _cachePath;
     private int _currentVersion;
+    private string _pyMusicLooperCommand = "pymusiclooper";
+    private readonly Settings _settings;
 
-    public PyMusicLooperService(ILogger<PyMusicLooperService> logger, PythonCommandRunnerService python, YamlService yamlService)
+    public PyMusicLooperService(ILogger<PyMusicLooperService> logger, PythonCommandRunnerService python, YamlService yamlService, Settings settings)
     {
         _logger = logger;
         _python = python;
         _yamlService = yamlService;
+        _settings = settings;
         _cachePath = Path.Combine(Directories.CacheFolder, "pymusiclooper");
+        if (!string.IsNullOrEmpty(settings.PyMusicLooperPath) && File.Exists(settings.PyMusicLooperPath))
+        {
+            _pyMusicLooperCommand = settings.PyMusicLooperPath;
+        }
         if (!Directory.Exists(_cachePath))
         {
             Directory.CreateDirectory(_cachePath);
@@ -68,7 +76,7 @@ public void ClearCache()
 
         if (!_hasValidated)
         {
-            if (!TestService(out message))
+            if (!TestService(out message, false))
             {
                 IsRunning = false;
                 return null;
@@ -125,15 +133,24 @@ public void ClearCache()
         return loopPoints;
     }
 
-    public bool TestService(out string message)
+    public bool TestService(out string message, bool force)
     {
-        if (_hasValidated)
+        if (_hasValidated && !force)
         {
             message = "";
             return true;
         }
+        
+        if (!string.IsNullOrEmpty(_settings.PyMusicLooperPath) && File.Exists(_settings.PyMusicLooperPath))
+        {
+            _pyMusicLooperCommand = _settings.PyMusicLooperPath;
+        }
+        else
+        {
+            _pyMusicLooperCommand = "pymusiclooper";
+        }
 
-        if (!_python.SetBaseCommand("pymusiclooper", "--version", out var result, out _) || !result.StartsWith("pymusiclooper ", StringComparison.OrdinalIgnoreCase))
+        if (!_python.SetBaseCommand(_pyMusicLooperCommand, "--version", out var result, out _) || !result.StartsWith("pymusiclooper ", StringComparison.OrdinalIgnoreCase))
         {
             message = "Could not run PyMusicLooper. Make sure it's installed and executable in command line.";
             return false;

MSUScripter/ViewModels/SettingsWindowViewModel.cs

@@ -1,5 +1,6 @@
 using System.Collections.Generic;
 using MSUScripter.Configs;
+using MSUScripter.Models;
 using ReactiveUI.Fody.Helpers;
 
 namespace MSUScripter.ViewModels;
@@ -18,7 +19,9 @@ public class SettingsWindowViewModel : ViewModelBase
     [Reactive] public bool RunMsuPcmWithKeepTemps { get; set; }
     [Reactive] public bool AutomaticallyRunPyMusicLooper { get; set; }
     [Reactive] public bool HideSubTracksSubChannelsWarning { get; set; }
+    [Reactive] public string? PyMusicLooperPath { get; set; }
     public bool HasDoneFirstTimeSetup { get; set; }
+    [SkipConvert] public bool CanSetPyMusicLooperPath { get; set; }
 
     public override ViewModelBase DesignerExample()
     {

MSUScripter/Views/SettingsWindow.axaml

@@ -52,6 +52,25 @@
 
                 </controls1:LabeledControl>
 
+                <controls1:LabeledControl Text="PyMusicLooper Path: " Hint="Path to the PyMusicLooper executable file (not needed if installed via pip/pipx)">
+                    <Grid ColumnDefinitions="*,Auto">
+                        <controls1:FileControl
+                            Grid.Column="0"
+                            FilePath="{Binding PyMusicLooperPath, Mode=TwoWay}"
+                            FileInputType="OpenFile"
+                            IsEnabled="{Binding CanSetPyMusicLooperPath}"
+                        ></controls1:FileControl>
+                        <Button Grid.Column="1"
+                                Name="ValidatePyMusicLooper"
+                                Margin="5 0 0 0"
+                                Click="ValidatePyMusicLooper_OnClick"
+                        >
+                            Validate
+                        </Button>
+                    </Grid>
+                    
+                </controls1:LabeledControl>
+                
                 <controls1:LabeledControl Text="Check for Updates:" Hint="Shows a popup when first launching when there is a new update on GitHub." DisplayHint="True">
                     <controls1:BoolComboBox AllowNulls="False" Value="{Binding PromptOnUpdate, Mode=TwoWay}" />
                 </controls1:LabeledControl>

MSUScripter/Views/SettingsWindow.axaml.cs

@@ -51,4 +51,19 @@ await MessageWindow.ShowErrorDialog(
             await MessageWindow.ShowInfoDialog("msupcm++ verification successful!", "Success", this);
         }
     }
+
+    private async void ValidatePyMusicLooper_OnClick(object? sender, RoutedEventArgs e)
+    {
+        var isSuccessful = _service?.ValidatePyMusicLooper();
+        if (isSuccessful != true)
+        {
+            await MessageWindow.ShowErrorDialog(
+                "There was an error verifying PyMusicLooper. Please verify that the application runs independently.",
+                "PyMusicLooper Error", this);
+        }
+        else
+        {
+            await MessageWindow.ShowInfoDialog("PyMusicLooper verification successful!", "Success", this);
+        }
+    }
 }