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mohammadKarimimohammadKarimi
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Add a wrapper on DbContext and dbset<T>
Add an Interface marker for compile-time detection. add modelBuilder extension to register entities dynamically.
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11 files changed

+100
-5
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11 files changed

+100
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‎src/SwiftLink.Application/Common/Interfaces/IApplicationDbContext.cs‎

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namespace SwiftLink.Application.Common.Interfaces;
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using SwiftLink.Domain.Common;
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namespace SwiftLink.Application.Common.Interfaces;
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/// <summary>
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/// This interface facilitates communication between the application layer, infrastructure, and the DbContext.
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public Task<Result> SaveChangesAsync(CancellationToken cancellationToken = default);
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DbSet<TEntity> Set<TEntity>() where TEntity : class, IEntity;
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}

‎src/SwiftLink.Application/GlobalUsing.cs‎

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global using Microsoft.EntityFrameworkCore;
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global using SwiftLink.Domain.Entities;
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global using SwiftLink.Shared;

‎src/SwiftLink.Application/SwiftLink.Application.csproj‎

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<Nullable>enable</Nullable>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="MediatR" Version="12.2.0" />
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<PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="8.0.0" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\SwiftLink.Domain\SwiftLink.Domain.csproj" />
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<ProjectReference Include="..\SwiftLink.Shared\SwiftLink.Shared.csproj" />
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</ItemGroup>
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</Project>

‎src/SwiftLink.Domain/Common/IEntity.cs‎

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namespace SwiftLink.Domain.Common;
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/// <summary>
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/// This interface is a marker for DbSet and Compile-Time detection.
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/// </summary>
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public interface IEntity
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{
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}

‎src/SwiftLink.Domain/Entities/Link.cs‎

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/// This class is designed to store the original URL for each subscriber along with the link code and expiration time.
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/// </summary>
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[Entity]
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public class Link
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public class Link: IEntity
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{
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public int Id { get; set; }
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public int SubscriberId { get; set; }

‎src/SwiftLink.Domain/Entities/LinkVisit.cs‎

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/// This class is intended for analytics, providing insights into the number of users who clicked on a shortened link.
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/// </summary>
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[Entity]
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public class LinkVisit
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public class LinkVisit: IEntity
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{
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public long Id { get; set; }
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‎src/SwiftLink.Domain/Entities/Subscriber.cs‎

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/// Only these subscribers are allowed to insert a URL to obtain a shorter one.
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/// </summary>
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[Entity]
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public class Subscriber
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public class Subscriber: IEntity
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{
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public int Id { get; set; }
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public Guid Token { get; set; }

‎src/SwiftLink.Infrastructure/Context/ApplicationDbContext.cs‎

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using SwiftLink.Domain.Common;
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using SwiftLink.Infrastructure.Extensions;
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using System.Reflection;
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namespace SwiftLink.Infrastructure.Context;
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public class ApplicationDbContext(DbContextOptions<ApplicationDbContext> options) : DbContext(options), IApplicationDbContext
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{
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protected override void ConfigureConventions(ModelConfigurationBuilder configurationBuilder)
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{
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configurationBuilder.Properties<string>().HaveMaxLength(200);
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configurationBuilder.Properties<string>().AreUnicode(false);
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}
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protected override void OnModelCreating(ModelBuilder modelBuilder)
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{
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modelBuilder.HasDefaultSchema("Base");
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modelBuilder.RegisterEntities(typeof(EntityAttribute).Assembly);
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modelBuilder.ApplyConfigurationsFromAssembly(Assembly.GetExecutingAssembly());
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foreach (var relationship in modelBuilder.Model.GetEntityTypes().SelectMany(e => e.GetForeignKeys()))
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relationship.DeleteBehavior = DeleteBehavior.NoAction;
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}
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public new async Task<Result> SaveChangesAsync(CancellationToken cancellationToken = default)
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{
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try
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{
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return await base.SaveChangesAsync(cancellationToken) is 0 ?
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Result.Failure("Faile On Save into Database.") :
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Result.Success();
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}
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catch (Exception ex)
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{
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return Result.Failure(ex.InnerException.Message);
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}
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}
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public new DbSet<TEntity> Set<TEntity>() where TEntity : class, IEntity
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=> base.Set<TEntity>();
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}

‎src/SwiftLink.Infrastructure/Extensions/ModelBuilderExtentions.cs‎

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using SwiftLink.Domain.Common;
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using System.Reflection;
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namespace SwiftLink.Infrastructure.Extensions;
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/// <summary>
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/// This extention is programmed for registering Entities that are defined the EntityAttribute .
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/// </summary>
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public static class ModelBuilderExtention
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{
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public static void RegisterEntities(this ModelBuilder modelBuilder, params Assembly[] assemblies)
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{
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IEnumerable<Type> types = assemblies.SelectMany(x => x.GetExportedTypes())
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.Where(x => x.IsClass
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&& !x.IsAbstract
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&& x.IsPublic
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&& Attribute.IsDefined(x, typeof(EntityAttribute)));
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foreach (Type type in types)
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modelBuilder.Entity(type);
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}
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}

‎src/SwiftLink.Infrastructure/GlobalUsing.cs‎

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global using Microsoft.EntityFrameworkCore;
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global using SwiftLink.Application.Common.Interfaces;
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global using SwiftLink.Domain.Entities;
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global using SwiftLink.Shared;

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