- fix: auth logic part 1

Nebula.Shared/Configurations/Migrations/BaseConfigurationMigration.cs

@@ -0,0 +1,28 @@
+using Nebula.Shared.Models;
+using Nebula.Shared.Services;
+
+namespace Nebula.Shared.Configurations.Migrations;
+
+public abstract class BaseConfigurationMigration<T1,T2> : IConfigurationMigration
+{
+    protected ConVar<T1> OldConVar;
+    protected ConVar<T2> NewConVar;
+    
+    public BaseConfigurationMigration(string oldName, string newName)
+    {
+        OldConVar = ConVarBuilder.Build<T1>(oldName);
+        NewConVar = ConVarBuilder.Build<T2>(newName);
+    }
+
+    public async Task DoMigrate(ConfigurationService configurationService, IServiceProvider serviceProvider, ILoadingHandler loadingHandler)
+    {
+        var oldValue = configurationService.GetConfigValue(OldConVar);
+        if(oldValue == null) return;
+        
+        var newValue = await Migrate(serviceProvider, oldValue, loadingHandler);
+        configurationService.SetConfigValue(NewConVar, newValue);
+        configurationService.ClearConfigValue(OldConVar);
+    }
+
+    protected abstract Task<T2> Migrate(IServiceProvider serviceProvider, T1 oldValue, ILoadingHandler loadingHandler);
+}