db configuration provider

PARR.DAL/ParrDalInstaller.cs

@@ -1,7 +1,9 @@
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
+using PARR.DAL.Configurations.DbSettings;
 using PARR.DAL.Context;
+using PARR.DAL.Contracts;
 using PARR.DAL.Services;
 using PARR.DAL.Services.Implementation;
 using PARR.DAL.Services.Implementations;
@@ -15,11 +17,16 @@ namespace PARR.DAL
 {
     public static class ParrDalInstaller
     {
+        /// <summary>
+        /// Устанавливает Dal сервисы (1)
+        /// </summary>
+        /// <param name="services"></param>
+        /// <param name="configuration"></param>
         public static void InstallDalServices(this IServiceCollection services, IConfiguration configuration)
         {
             services.AddDbContext<DataContext>(opt =>
               opt.UseNpgsql(configuration.GetConnectionString("DefaultConnection"))
-          );
+            );
 
             services.AddTransient<V1_IHostService, V1_HostService>();
             services.AddTransient<IHostService, HostService>();
@@ -36,5 +43,34 @@ namespace PARR.DAL
             services.AddTransient<ITemplateService, TemplateService>();
             services.AddTransient<IStatusTemplateService, StatusTemplateService>();
         }
+
+        /// <summary>
+        /// Добавляет конфигурацию Dal (2)
+        /// </summary>
+        /// <param name="builder"></param>
+        /// <param name="services"></param>
+        /// <returns></returns>
+        public static IConfigurationBuilder AddDalConfigurations(this IConfigurationBuilder builder, IServiceCollection services)
+        {
+            builder.Add(new DBConfigurationSource(services));
+
+            return builder;
+        }
+
+        /// <summary>
+        /// Добавляет конфигурацию в сервисы (3)
+        /// </summary>
+        /// <param name="services"></param>
+        /// <param name="configuration"></param>
+        public static void AddDallSettings(this IServiceCollection services, IConfiguration configuration)
+        {
+            //SettingsFromDb configuration
+            var settingsFromDb = new SettingsFromDb();
+            configuration.GetSection(nameof(SettingsFromDb)).Bind(settingsFromDb);
+            services.AddSingleton(settingsFromDb);
+        }
+
+
+
     }
 }