当在asp.net core 2中自定义Identity类时,表之间的关系不会自动创建。
如何以最简单的方式创建表之间的关系?
用户类别:
public class User : IdentityUser<int>
{
// codes
}
角色类别:
public class Role : IdentityRole<int>
{
public Role() : base()
{
}
public Role(string roleName) : base(roleName)
{
}
}
RoleClaim 类:
public class RoleClaim : IdentityRoleClaim<int> { }
UserClaim 类:
public class UserClaim : IdentityUserClaim<int> { }
UserLogin 类:
public class UserLogin : IdentityUserLogin<int> { }
UserRole 类:
public class UserRole : IdentityUserRole<int> { }
UserToken 类:
public class UserToken : IdentityUserToken<int> { }
我希望我的表之间有相同的关系:
最佳答案
我通过在User
、Role
、UserClaim
、UserRole
中编写一些代码来定义表的关系>、UserLogin
、RoleClaim
和 UserToken
类以及 ApplicationDbContext
类。
角色类别:
public class Role : IdentityRole<int>
{
public Role() : base()
{
}
public Role(string roleName) : this()
{
Name = roleName;
}
public virtual ICollection<UserRole> Users { get; set; }
public virtual ICollection<RoleClaim> Claims { get; set; }
}
RoleClaim 类:
public class RoleClaim : IdentityRoleClaim<int>
{
public virtual Role Role { get; set; }
}
用户类别:
public class User : IdentityUser<int>
{
public virtual ICollection<UserToken> UserTokens { get; set; }
public virtual ICollection<UserRole> Roles { get; set; }
public virtual ICollection<UserLogin> Logins { get; set; }
public virtual ICollection<UserClaim> Claims { get; set; }
}
UserClaim 类:
public class UserClaim : IdentityUserClaim<int>
{
public virtual User User { get; set; }
}
UserLogin 类:
public class UserLogin : IdentityUserLogin<int>
{
public virtual User User { get; set; }
}
UserRole 类:
public class UserRole : IdentityUserRole<int>
{
public virtual User User { get; set; }
public virtual Role Role { get; set; }
}
UserToken 类:
public class UserToken : IdentityUserToken<int>
{
public virtual User User { get; set; }
}
ApplicationDbContext 类:
public class ApplicationDbContext : IdentityDbContext<User, Role, int, UserClaim, UserRole, UserLogin, RoleClaim, UserToken>
{
public ApplicationDbContext(DbContextOptions<ApplicationDbContext> options) : base(options)
{
}
protected override void OnModelCreating(ModelBuilder modelBuilder)
{
base.OnModelCreating(modelBuilder);
modelBuilder.Entity<RoleClaim>(builder =>
{
builder.HasOne(roleClaim => roleClaim.Role).WithMany(role => role.Claims).HasForeignKey(roleClaim => roleClaim.RoleId);
builder.ToTable("RoleClaim");
});
modelBuilder.Entity<Role>(builder =>
{
builder.ToTable("Role");
});
modelBuilder.Entity<UserClaim>(builder =>
{
builder.HasOne(userClaim => userClaim.User).WithMany(user => user.Claims).HasForeignKey(userClaim => userClaim.UserId);
builder.ToTable("UserClaim");
});
modelBuilder.Entity<UserLogin>(builder =>
{
builder.HasOne(userLogin => userLogin.User).WithMany(user => user.Logins).HasForeignKey(userLogin => userLogin.UserId);
builder.ToTable("UserLogin");
});
modelBuilder.Entity<User>(builder =>
{
builder.ToTable("User");
});
modelBuilder.Entity<UserRole>(builder =>
{
builder.HasOne(userRole => userRole.Role).WithMany(role => role.Users).HasForeignKey(userRole => userRole.RoleId);
builder.HasOne(userRole => userRole.User).WithMany(user => user.Roles).HasForeignKey(userRole => userRole.UserId);
builder.ToTable("UserRole");
});
modelBuilder.Entity<UserToken>(builder =>
{
builder.HasOne(userToken => userToken.User).WithMany(user => user.UserTokens).HasForeignKey(userToken => userToken.UserId);
builder.ToTable("UserToken");
});
}
}
关于asp.net - 自定义 ASP.NET Core 身份表,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/49471748/