App

src/Alma.App/Services/ModuleConfigurationResolver.cs

@@ -0,0 +1,35 @@
+using Alma.Configuration.Module;
+
+namespace Alma.Services;
+
+public class ModuleConfigurationResolver : IModuleConfigurationResolver
+{
+    private readonly IConfigurationFileReader _configurationFileReader;
+    private readonly IOsInformation _osInformation;
+
+    public ModuleConfigurationResolver(
+        IConfigurationFileReader configurationFileReader,
+        IOsInformation osInformation)
+    {
+        _configurationFileReader = configurationFileReader;
+        _osInformation = osInformation;
+    }
+
+    public async Task<(ModuleConfiguration? mergedModuleConfig, string? moduleConfigFileName)> ResolveModuleConfiguration(string moduleConfigStub)
+    {
+        var (moduleConfigRoot, moduleConfigFileName) = await _configurationFileReader.DeserializeAsync<ModuleConfigurationRoot>(moduleConfigStub);
+
+        if (moduleConfigRoot is null) return (null, null);
+
+        var validModuleConfigurations = moduleConfigRoot.Where(m => _osInformation.IsOnPlatform(m.Key));
+        
+        //TODO: priority order
+        var orderedValidModuleConfigurations = new Dictionary<string, ModuleConfiguration>(validModuleConfigurations);
+
+        var mergedModuleConfig = orderedValidModuleConfigurations
+            .Select(m => m.Value)
+            .Aggregate((a, b) => a.Merge(b));
+
+        return (mergedModuleConfig, moduleConfigFileName);
+    }
+}