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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using Microsoft.EntityFrameworkCore;
namespace Microsoft.AspNetCore.Identity.EntityFrameworkCore;
/// <summary>
/// Base class for the Entity Framework database context used for identity.
/// </summary>
public class IdentityDbContext : IdentityDbContext<IdentityUser, IdentityRole, string>
{
/// <summary>
/// Initializes a new instance of <see cref="IdentityDbContext"/>.
/// </summary>
/// <param name="options">The options to be used by a <see cref="DbContext"/>.</param>
public IdentityDbContext(DbContextOptions options) : base(options) { }
/// <summary>
/// Initializes a new instance of the <see cref="IdentityDbContext" /> class.
/// </summary>
protected IdentityDbContext() { }
}
/// <summary>
/// Base class for the Entity Framework database context used for identity.
/// </summary>
/// <typeparam name="TUser">The type of the user objects.</typeparam>
public class IdentityDbContext<TUser> : IdentityDbContext<TUser, IdentityRole, string> where TUser : IdentityUser
{
/// <summary>
/// Initializes a new instance of <see cref="IdentityDbContext"/>.
/// </summary>
/// <param name="options">The options to be used by a <see cref="DbContext"/>.</param>
public IdentityDbContext(DbContextOptions options) : base(options) { }
/// <summary>
/// Initializes a new instance of the <see cref="IdentityDbContext" /> class.
/// </summary>
protected IdentityDbContext() { }
}
/// <summary>
/// Base class for the Entity Framework database context used for identity.
/// </summary>
/// <typeparam name="TUser">The type of user objects.</typeparam>
/// <typeparam name="TRole">The type of role objects.</typeparam>
/// <typeparam name="TKey">The type of the primary key for users and roles.</typeparam>
public class IdentityDbContext<TUser, TRole, TKey> : IdentityDbContext<TUser, TRole, TKey, IdentityUserClaim<TKey>, IdentityUserRole<TKey>, IdentityUserLogin<TKey>, IdentityRoleClaim<TKey>, IdentityUserToken<TKey>>
where TUser : IdentityUser<TKey>
where TRole : IdentityRole<TKey>
where TKey : IEquatable<TKey>
{
/// <summary>
/// Initializes a new instance of the db context.
/// </summary>
/// <param name="options">The options to be used by a <see cref="DbContext"/>.</param>
public IdentityDbContext(DbContextOptions options) : base(options) { }
/// <summary>
/// Initializes a new instance of the class.
/// </summary>
protected IdentityDbContext() { }
}
/// <summary>
/// Base class for the Entity Framework database context used for identity.
/// </summary>
/// <typeparam name="TUser">The type of user objects.</typeparam>
/// <typeparam name="TRole">The type of role objects.</typeparam>
/// <typeparam name="TKey">The type of the primary key for users and roles.</typeparam>
/// <typeparam name="TUserClaim">The type of the user claim object.</typeparam>
/// <typeparam name="TUserRole">The type of the user role object.</typeparam>
/// <typeparam name="TUserLogin">The type of the user login object.</typeparam>
/// <typeparam name="TRoleClaim">The type of the role claim object.</typeparam>
/// <typeparam name="TUserToken">The type of the user token object.</typeparam>
public abstract class IdentityDbContext<TUser, TRole, TKey, TUserClaim, TUserRole, TUserLogin, TRoleClaim, TUserToken> : IdentityUserContext<TUser, TKey, TUserClaim, TUserLogin, TUserToken>
where TUser : IdentityUser<TKey>
where TRole : IdentityRole<TKey>
where TKey : IEquatable<TKey>
where TUserClaim : IdentityUserClaim<TKey>
where TUserRole : IdentityUserRole<TKey>
where TUserLogin : IdentityUserLogin<TKey>
where TRoleClaim : IdentityRoleClaim<TKey>
where TUserToken : IdentityUserToken<TKey>
{
/// <summary>
/// Initializes a new instance of the class.
/// </summary>
/// <param name="options">The options to be used by a <see cref="DbContext"/>.</param>
public IdentityDbContext(DbContextOptions options) : base(options) { }
/// <summary>
/// Initializes a new instance of the class.
/// </summary>
protected IdentityDbContext() { }
/// <summary>
/// Gets or sets the <see cref="DbSet{TEntity}"/> of User roles.
/// </summary>
public virtual DbSet<TUserRole> UserRoles { get; set; } = default!;
/// <summary>
/// Gets or sets the <see cref="DbSet{TEntity}"/> of roles.
/// </summary>
public virtual DbSet<TRole> Roles { get; set; } = default!;
/// <summary>
/// Gets or sets the <see cref="DbSet{TEntity}"/> of role claims.
/// </summary>
public virtual DbSet<TRoleClaim> RoleClaims { get; set; } = default!;
/// <summary>
/// Configures the schema needed for the identity framework.
/// </summary>
/// <param name="builder">
/// The builder being used to construct the model for this context.
/// </param>
protected override void OnModelCreating(ModelBuilder builder)
{
base.OnModelCreating(builder);
}
/// <summary>
/// Configures the schema needed for the identity framework for schema version 2.0
/// </summary>
/// <param name="builder">
/// The builder being used to construct the model for this context.
/// </param>
internal override void OnModelCreatingVersion2(ModelBuilder builder)
{
base.OnModelCreatingVersion2(builder);
// Current no differences between Version 2 and Version 1
builder.Entity<TUser>(b =>
{
b.HasMany<TUserRole>().WithOne().HasForeignKey(ur => ur.UserId).IsRequired();
});
builder.Entity<TRole>(b =>
{
b.HasKey(r => r.Id);
b.HasIndex(r => r.NormalizedName).HasDatabaseName("RoleNameIndex").IsUnique();
b.ToTable("AspNetRoles");
b.Property(r => r.ConcurrencyStamp).IsConcurrencyToken();
b.Property(u => u.Name).HasMaxLength(256);
b.Property(u => u.NormalizedName).HasMaxLength(256);
b.HasMany<TUserRole>().WithOne().HasForeignKey(ur => ur.RoleId).IsRequired();
b.HasMany<TRoleClaim>().WithOne().HasForeignKey(rc => rc.RoleId).IsRequired();
});
builder.Entity<TRoleClaim>(b =>
{
b.HasKey(rc => rc.Id);
b.ToTable("AspNetRoleClaims");
});
builder.Entity<TUserRole>(b =>
{
b.HasKey(r => new { r.UserId, r.RoleId });
b.ToTable("AspNetUserRoles");
});
}
/// <summary>
/// Configures the schema needed for the identity framework for schema version 1.0
/// </summary>
/// <param name="builder">
/// The builder being used to construct the model for this context.
/// </param>
internal override void OnModelCreatingVersion1(ModelBuilder builder)
{
base.OnModelCreatingVersion1(builder);
builder.Entity<TUser>(b =>
{
b.HasMany<TUserRole>().WithOne().HasForeignKey(ur => ur.UserId).IsRequired();
});
builder.Entity<TRole>(b =>
{
b.HasKey(r => r.Id);
b.HasIndex(r => r.NormalizedName).HasDatabaseName("RoleNameIndex").IsUnique();
b.ToTable("AspNetRoles");
b.Property(r => r.ConcurrencyStamp).IsConcurrencyToken();
b.Property(u => u.Name).HasMaxLength(256);
b.Property(u => u.NormalizedName).HasMaxLength(256);
b.HasMany<TUserRole>().WithOne().HasForeignKey(ur => ur.RoleId).IsRequired();
b.HasMany<TRoleClaim>().WithOne().HasForeignKey(rc => rc.RoleId).IsRequired();
});
builder.Entity<TRoleClaim>(b =>
{
b.HasKey(rc => rc.Id);
b.ToTable("AspNetRoleClaims");
});
builder.Entity<TUserRole>(b =>
{
b.HasKey(r => new { r.UserId, r.RoleId });
b.ToTable("AspNetUserRoles");
});
}
}
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