feat:Initial commit

StoreService/Extensions/DatabaseExtensions.cs

@@ -0,0 +1,21 @@
+using Microsoft.EntityFrameworkCore;
+using StoreService.Database;
+
+namespace StoreService.Extensions;
+
+/// <summary>
+/// Database related DI registrations.
+/// </summary>
+public static class DatabaseExtensions
+{
+    /// <summary>
+    /// Registers the EF Core DbContext (PostgreSQL).
+    /// </summary>
+    public static IServiceCollection AddDatabase(this IServiceCollection services, IConfiguration configuration)
+    {
+        services.AddDbContext<ApplicationContext>(options =>
+            options.UseNpgsql(configuration.GetConnectionString("StoreDb")));
+        return services;
+    } 
+}
+

StoreService/Extensions/DomainServicesExtensions.cs

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+using StoreService.Services;
+
+namespace StoreService.Extensions;
+
+/// <summary>
+/// Domain service layer DI registrations.
+/// </summary>
+public static class DomainServicesExtensions
+{
+    public static IServiceCollection AddDomainServices(this IServiceCollection services)
+    {
+        services.AddScoped<IOrderService, OrderService>();
+        return services;
+    }
+}
+

StoreService/Extensions/LoggingExtensions.cs

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+using Serilog;
+
+namespace StoreService.Extensions;
+
+/// <summary>
+/// Logging related extensions (Serilog configuration).
+/// </summary>
+public static class LoggingExtensions
+{
+    /// <summary>
+    /// Adds Serilog configuration for the host using appsettings.json (Serilog section).
+    /// </summary>
+    public static IHostBuilder AddSerilogLogging(this IHostBuilder hostBuilder)
+    {
+        hostBuilder.UseSerilog((ctx, services, cfg) =>
+        {
+            cfg.ReadFrom.Configuration(ctx.Configuration)
+               .ReadFrom.Services(services)
+               .Enrich.FromLogContext();
+        });
+        return hostBuilder;
+    }
+}
+

StoreService/Extensions/RepositoryExtensions.cs

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+using StoreService.Repositories;
+
+namespace StoreService.Extensions;
+
+/// <summary>
+/// Repository & UnitOfWork registrations.
+/// </summary>
+public static class RepositoryExtensions
+{
+    public static IServiceCollection AddRepositories(this IServiceCollection services)
+    {
+        // Open generic registration for repositories
+        services.AddScoped(typeof(IGenericRepository<>), typeof(GenericRepository<>));
+        // Unit of work (will receive repositories via constructor injection)
+        services.AddScoped<IUnitOfWork, UnitOfWork>();
+        return services;
+    }
+}