MongoDB + PostgreSQL Injection

backend/Infrastructure/InfrastructureDI.cs

@@ -1,9 +1,11 @@
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
+
 using Infrastructure.Data;
-using Application.Contracts.Interfaces;
-using Infrastructure.Repositories;
+using Infrastructure.Services.PostgreSQL;
+using Application.Contracts.Database;
+using Infrastructure.Services.MongoDB;
 
 namespace Infrastructure
 {
@@ -19,6 +21,10 @@ namespace Infrastructure
             services.AddScoped<IDoctorRepository, DoctorRepository>();
             services.AddScoped<IMedicalHistoryRepository, MedicalHistoryRepository>();
 
+            var mongoDbConnection = configuration.GetConnectionString("MongoDBDatabase");
+
+            services.AddSingleton(serviceProvider => new MongoDbService(mongoDbConnection));
+
             // services.AddScoped<IEmailService, EmailService>();
 
             return services;