Mirror.Length

Mirror-Length/Models/Binder/AppSettings.cs

@@ -0,0 +1,48 @@
+using Microsoft.Extensions.Configuration;
+using System.Text.Json;
+
+namespace View_by_Distance.Mirror.Length.Models.Binder;
+
+public class AppSettings
+{
+
+    public string? Company { get; set; }
+    public string? Destination { get; set; }
+    public int? MaxDegreeOfParallelism { get; set; }
+    public string? WorkingDirectoryName { get; set; }
+
+    public override string ToString()
+    {
+        string result = JsonSerializer.Serialize(this, new JsonSerializerOptions() { WriteIndented = true });
+        return result;
+    }
+
+    private static Models.AppSettings Get(AppSettings? appSettings)
+    {
+        Models.AppSettings result;
+        if (appSettings?.Company is null)
+            throw new NullReferenceException(nameof(appSettings.Company));
+        if (appSettings?.Destination is null || appSettings.Destination.Length != 1)
+            throw new NullReferenceException(nameof(appSettings.Destination));
+        if (appSettings?.MaxDegreeOfParallelism is null)
+            throw new NullReferenceException(nameof(appSettings.MaxDegreeOfParallelism));
+        if (appSettings?.WorkingDirectoryName is null)
+            throw new NullReferenceException(nameof(appSettings.WorkingDirectoryName));
+        result = new(
+            appSettings.Company,
+            appSettings.Destination.First(),
+            appSettings.MaxDegreeOfParallelism.Value,
+            appSettings.WorkingDirectoryName
+        );
+        return result;
+    }
+
+    public static Models.AppSettings Get(IConfigurationRoot configurationRoot)
+    {
+        Models.AppSettings result;
+        AppSettings? appSettings = configurationRoot.Get<AppSettings>();
+        result = Get(appSettings);
+        return result;
+    }
+
+}