Extend logic: user with many roles

src/Acl.Net.Core.Database/Acl.Net.Core.Database.csproj

@@ -30,7 +30,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.11" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.8" />
   </ItemGroup>
 
 </Project>

src/Acl.Net.Core.Database/AclDbContext.cs

@@ -56,7 +56,7 @@
 /// <typeparam name="TUser">The type of the user entity.</typeparam>
 /// <typeparam name="TRole">The type of the role entity.</typeparam>
 /// <typeparam name="TResource">The type of the resource entity.</typeparam>
 public abstract class AclDbContext<TKey, TUser, TRole, TResource> : DbContext
     where TKey : IEquatable<TKey>
     where TUser : User<TKey>
     where TRole : Role<TKey>
@@ -110,6 +110,7 @@
         modelBuilder.Entity<TUser>(entity =>
         {
             entity.HasKey(u => u.Id);
+            entity.HasIndex(u => new { u.Name, u.RoleId });
             entity.Property(u => u.Name).IsRequired();
 
             entity.HasOne<TRole>().WithMany().HasForeignKey(ut => ut.RoleId).IsRequired();
@@ -122,7 +123,7 @@
 
             entity.HasMany<TResource>().WithOne().HasForeignKey(res => res.RoleId).IsRequired();
 
-            entity.HasData(_seeder.SeedAdminRole(), _seeder.SeedUserRole());
+            entity.HasData([_seeder.SeedAdminRole()]);
         });
 
         modelBuilder.Entity<TResource>(entity =>

src/Acl.Net.Core.Database/IInitialDataSeeder.cs

@@ -3,7 +3,7 @@
 namespace Acl.Net.Core.Database;
 
 /// <summary>
-/// Provides methods for seeding the initial administrative and user roles within the system.
+/// Provides methods for seeding the initial roles within the system.
 /// </summary>
 /// <typeparam name="TKey">The type of the key used to identify the role.</typeparam>
 /// <typeparam name="TRole">The type of the role being seeded.</typeparam>
@@ -16,10 +16,4 @@ public interface IInitialDataSeeder<TKey, out TRole>
     /// </summary>
     /// <returns>A <see cref="TRole"/> representing the administrative role.</returns>
     public TRole SeedAdminRole();
-
-    /// <summary>
-    /// Seeds the user role within the system.
-    /// </summary>
-    /// <returns>A <see cref="TRole"/> representing the user role.</returns>
-    public TRole SeedUserRole();
 }

src/Acl.Net.Core.Database/RoleDataSeeder.cs

@@ -8,12 +8,6 @@ public class RoleDataSeeder : IInitialDataSeeder<int, Role<int>>
     /// <inheritdoc cref="IInitialDataSeeder{TKey,TRole}.SeedAdminRole()" />
     public Role<int> SeedAdminRole()
     {
-        return new Role<int> { Id = 1, Name = "AdminRole" };
+        return new Role<int> { Id = 1, Name = "Admin" };
     }
-
-    /// <inheritdoc cref="IInitialDataSeeder{TKey,TRole}.SeedUserRole()" />
-    public Role<int> SeedUserRole()
-    {
-        return new Role<int> { Id = 2, Name = "UserRole" };
-    }
-}
+}

src/Acl.Net.Core.Managers/AclManager.cs

@@ -1,18 +1,17 @@
 using Acl.Net.Core.Database;
 using Acl.Net.Core.Database.Entities;
+using Acl.Net.Core.Managers.Exceptions;
 
 namespace Acl.Net.Core.Managers;
 
 /// <summary>
-/// Manages access control lists (ACLs) using integer keys.
-/// This class provides a simplified interface for managing ACLs with integer keys, by extending the more generic <see cref="AclManager{TKey}"/> with TKey.
+/// Manages access control lists (ACLs) using integer keys.<br/>
+/// This class provides a simplified interface for managing ACLs with integer keys, by extending the more generic <see cref="AclManager{TKey}"/>.
 /// </summary>
 public class AclManager : AclManager<int>, IAclManager
 {
     /// <summary>
-    /// Initializes a new instance of the <see cref="AclManager"/> class
-    /// with the default <see cref="RoleDataSeeder"/>
-    /// and with default <see cref="UserManager"/> and <see cref="ResourceManager"/>.
+    /// Initializes a new instance of the <see cref="AclManager"/> class and with the default <see cref="RoleDataSeeder"/>.
     /// </summary>
     /// <param name="context">An implementation, or default <see cref="AclDbContext"/>.</param>
     public AclManager(
@@ -22,9 +21,8 @@
     { }
 
     /// <summary>
-    /// Initializes a new instance of the <see cref="AclManager"/> class
-    /// with the provided <see cref="IInitialDataSeeder{TKey,TRole}"/>
-    /// and with default <see cref="UserManager"/> and <see cref="ResourceManager"/>.
+    /// Initializes a new instance of the <see cref="AclManager{TKey}"/> class
+    /// with the provided <see cref="IInitialDataSeeder{TKey,TRole}"/> and <see cref="AclDbContext{TKey}"/>.
     /// </summary>
     /// <param name="initialDataSeeder">An implementation of <see cref="IInitialDataSeeder{TKey,TRole}"/> used to seed initial role data.</param>
     /// <param name="context">An implementation, or default <see cref="AclDbContext"/>.</param>
@@ -34,39 +32,10 @@
     )
         : base(initialDataSeeder, context)
     { }
-
-    /// <summary>
-    /// Initializes a new instance of the <see cref="AclManager"/> class
-    /// with the default <see cref="RoleDataSeeder"/>
-    /// and with the provided <see cref="IUserManager"/>, and <see cref="IResourceManager"/>.
-    /// </summary>
-    /// <param name="userManager">An implementation of <see cref="IUserManager"/>.</param>
-    /// <param name="resourceManager">An implementation of <see cref="IResourceManager"/>.</param>
-    public AclManager(
-        IUserManager userManager,
-        IResourceManager resourceManager
-    )
-        : base(new RoleDataSeeder(), userManager, resourceManager)
-    { }
-
-    /// <summary>
-    /// Initializes a new instance of the <see cref="AclManager"/> class
-    /// with the provided <see cref="IInitialDataSeeder{TKey,TRole}"/>, <see cref="IUserManager"/>, and <see cref="IResourceManager"/>.
-    /// </summary>
-    /// <param name="initialDataSeeder">An implementation of <see cref="IInitialDataSeeder{TKey,TRole}"/> used to seed initial role data.</param>
-    /// <param name="userManager">An implementation of <see cref="IUserManager"/>.</param>
-    /// <param name="resourceManager">An implementation of <see cref="IResourceManager"/>.</param>
-    public AclManager(
-        IInitialDataSeeder<int, Role<int>> initialDataSeeder,
-        IUserManager userManager,
-        IResourceManager resourceManager
-    )
-        : base(initialDataSeeder, userManager, resourceManager)
-    { }
 }
 
 /// <summary>
-/// Manages access control lists (ACLs) using keys of type <see cref="TKey"/>.
+/// Manages access control lists (ACLs) using keys of type <see cref="TKey"/>.<br/>
 /// This class provides the base functionality for managing ACLs with specified key types.
 /// </summary>
 /// <typeparam name="TKey">The type of the key, which must implement <see cref="IEquatable{TKey}"/>.</typeparam>
@@ -75,8 +44,7 @@
 {
     /// <summary>
     /// Initializes a new instance of the <see cref="AclManager{TKey}"/> class
-    /// with the provided <see cref="IInitialDataSeeder{TKey,TRole}"/>
-    /// and with default <see cref="UserManager{TKey}"/> and <see cref="ResourceManager{TKey}"/>.
+    /// with the provided <see cref="IInitialDataSeeder{TKey,TRole}"/> and <see cref="AclDbContext{TKey}"/>.
     /// </summary>
     /// <param name="initialDataSeeder">An implementation of <see cref="IInitialDataSeeder{TKey,TRole}"/> used to seed initial role data.</param>
     /// <param name="context">An implementation, or default <see cref="AclDbContext{TKey}"/>.</param>
@@ -86,45 +54,28 @@
     )
         : base(initialDataSeeder, context)
     { }
-
-    /// <summary>
-    /// Initializes a new instance of the <see cref="AclManager{TKey}"/> class
-    /// with the provided <see cref="IInitialDataSeeder{TKey,TRole}"/>, <see cref="IUserManager{TKey}"/>, and <see cref="IResourceManager{TKey}"/>.
-    /// </summary>
-    /// <param name="initialDataSeeder">An implementation of <see cref="IInitialDataSeeder{TKey,TRole}"/> used to seed initial role data.</param>
-    /// <param name="userManager">An implementation of <see cref="IUserManager{TKey}"/>.</param>
-    /// <param name="resourceManager">An implementation of <see cref="IResourceManager{TKey}"/>.</param>
-    public AclManager(
-        IInitialDataSeeder<TKey, Role<TKey>> initialDataSeeder,
-        IUserManager<TKey> userManager,
-        IResourceManager<TKey> resourceManager
-    )
-        : base(initialDataSeeder, userManager, resourceManager)
-    { }
 }
 
 /// <summary>
-/// Manages access control lists (ACLs) using keys, users, roles, and resources of specified types.
+/// Manages access control lists (ACLs) using keys, users, roles, and resources of specified types. <br/>
 /// This class provides the complete functionality for managing ACLs with specified key, user, role, and resource types.
 /// </summary>
 /// <typeparam name="TKey">The type of the key, which must implement <see cref="IEquatable{TKey}"/>.</typeparam>
 /// <typeparam name="TUser">The type of the user, which must be a derived type of <see cref="User{TKey}"/>.</typeparam>
 /// <typeparam name="TRole">The type of the role, which must be a derived type of <see cref="Role{TKey}"/></typeparam>
 /// <typeparam name="TResource">The type of the resource, which must be a derived type of <see cref="Resource{TKey}"/></typeparam>
-public class AclManager<TKey, TUser, TRole, TResource> : IAclManager<TKey, TUser, TResource>
+public class AclManager<TKey, TUser, TRole, TResource> : IAclManager<TKey, TUser, TRole, TResource>
     where TKey : IEquatable<TKey>
     where TUser : User<TKey>, new()
     where TRole : Role<TKey>
     where TResource : Resource<TKey>
 {
     protected readonly IInitialDataSeeder<TKey, TRole> InitialDataSeeder;
-    protected readonly IUserManager<TKey, TUser, TRole> UserManager;
-    protected readonly IResourceManager<TKey, TUser, TResource> ResourceManager;
+    protected readonly AclDbContext<TKey, TUser, TRole, TResource> Context;
 
     /// <summary>
     /// Initializes a new instance of the <see cref="AclManager{TKey,TUser,TRole,TResource}"/> class
-    /// with the provided <see cref="IInitialDataSeeder{TKey,TRole}"/>
-    /// and with default <see cref="UserManager{TKey,TUser,TRole,TResource}"/> and <see cref="ResourceManager{TKey,TUser,TRole,TResource}"/>.
+    /// with the provided <see cref="IInitialDataSeeder{TKey,TRole}"/> and <see cref="AclDbContext{TKey,TUser,TRole,TResource}"/>.
     /// </summary>
     /// <param name="initialDataSeeder">An implementation of <see cref="IInitialDataSeeder{TKey, TRole}"/> used to seed initial role data.</param>
     /// <param name="context">An implementation, or default <see cref="AclDbContext{TKey,TUser,TRole,TResource}"/>.</param>
@@ -134,91 +85,49 @@
     )
     {
         InitialDataSeeder = initialDataSeeder;
-        UserManager = new UserManager<TKey, TUser, TRole, TResource>(context);
-        ResourceManager = new ResourceManager<TKey, TUser, TRole, TResource>(context, initialDataSeeder);
-    }
-
-    /// <summary>
-    /// Initializes a new instance of the <see cref="AclManager{TKey,TUser,TRole,TResource}"/> class
-    /// with the provided <see cref="IInitialDataSeeder{TKey,TRole}"/>, <see cref="IUserManager{TKey,TUser,TRole}"/>, and <see cref="IResourceManager{TKey,TUser,TResource}"/>.
-    /// </summary>
-    /// <param name="initialDataSeeder">An implementation of <see cref="IInitialDataSeeder{TKey,TRole}"/> used to seed initial role data.</param>
-    /// <param name="userManager">An implementation of <see cref="IUserManager{TKey,TUser,TRole}"/> for user management.</param>
-    /// <param name="resourceManager">An implementation of <see cref="IResourceManager{TKey,TUser,TResource}"/> for resource management.</param>
-    public AclManager(
-        IInitialDataSeeder<TKey, TRole> initialDataSeeder,
-        IUserManager<TKey, TUser, TRole> userManager,
-        IResourceManager<TKey, TUser, TResource> resourceManager
-    )
-    {
-        InitialDataSeeder = initialDataSeeder;
-        UserManager = userManager;
-        ResourceManager = resourceManager;
-    }
-
-    /// <inheritdoc />
-    public virtual bool IsPermitted(string userName, string resourceName)
-    {
-        var user = UserManager.UserProcessing(userName, InitialDataSeeder.SeedUserRole());
-        return ResourceManager.IsPermitted(user, resourceName);
-    }
-
-    /// <inheritdoc />
-    public virtual bool IsPermitted(TUser user, string resourceName)
-    {
-        return ResourceManager.IsPermitted(user, resourceName);
+        Context = context;
     }
 
     /// <inheritdoc />
-    public virtual bool IsPermitted(string userName, TResource resource)
+    public bool IsPermitted(string userName, string resourceName)
     {
-        var user = UserManager.UserProcessing(userName, InitialDataSeeder.SeedUserRole());
-        return ResourceManager.IsPermitted(user, resource);
+        var user = GetUserByName(userName);
+        return IsAdmin(user) || GetUserRoles(user.Name).Any(role => IsPermitted(role, GetResourceByName(resourceName)));
     }
 
     /// <inheritdoc />
-    public virtual bool IsPermitted(TUser user, TResource resource)
+    public bool IsPermitted(TUser user, TResource resource)
     {
-        return ResourceManager.IsPermitted(user, resource);
+        return IsAdmin(user) || GetUserRoles(user.Name).Any(role => IsPermitted(role, resource));
     }
 
     /// <inheritdoc />
-    public virtual IEnumerable<TResource> IsPermitted(string userName, IEnumerable<string> resourceNames)
+    public bool IsPermitted(TRole role, TResource resource)
     {
-        var user = UserManager.UserProcessing(userName, InitialDataSeeder.SeedUserRole());
-        return ResourceManager.IsPermitted(user, resourceNames);
+        return IsAdmin(role) || Context.Resources.Any(res => res.Name.Equals(resource.Name) && res.RoleId.Equals(role.Id));
     }
 
-    /// <inheritdoc />
-    public virtual async Task<bool> IsPermittedAsync(string userName, string resourceName)
-    {
-        var user = await UserManager.UserProcessingAsync(userName, InitialDataSeeder.SeedUserRole());
-        return await ResourceManager.IsPermittedAsync(user, resourceName);
-    }
+    public bool IsAdmin(TKey roleId) => roleId.Equals(InitialDataSeeder.SeedAdminRole().Id);
+    public bool IsAdmin(TUser user) => IsAdmin(user.RoleId);
+    public bool IsAdmin(TRole role) => IsAdmin(role.Id);
 
-    /// <inheritdoc />
-    public virtual async Task<bool> IsPermittedAsync(TUser user, string resourceName)
+    public IEnumerable<TRole> GetUserRoles(string userName)
     {
-        return await ResourceManager.IsPermittedAsync(user, resourceName);
+        return Context.Roles
+            .Where(r => Context.Users
+                .Where(u => u.Name == userName)
+                .Select(u => u.RoleId)
+                .Contains(r.Id))
+            .ToArray();
     }
 
-    /// <inheritdoc />
-    public virtual async Task<bool> IsPermittedAsync(string userName, TResource resource)
-    {
-        var user = await UserManager.UserProcessingAsync(userName, InitialDataSeeder.SeedUserRole());
-        return await ResourceManager.IsPermittedAsync(user, resource);
-    }
-
-    /// <inheritdoc />
-    public virtual async Task<bool> IsPermittedAsync(TUser user, TResource resource)
+    private TResource GetResourceByName(string resourceName)
     {
-        return await ResourceManager.IsPermittedAsync(user, resource);
+        return Context.Resources.FirstOrDefault(r => r.Name == resourceName) ?? throw new ResourceNotFoundException(resourceName);
     }
 
-    /// <inheritdoc />
-    public virtual async Task<IEnumerable<TResource>> IsPermittedAsync(string userName, IEnumerable<string> resourceNames)
+    private TUser GetUserByName(string userName)
     {
-        var user = await UserManager.UserProcessingAsync(userName, InitialDataSeeder.SeedUserRole());
-        return await ResourceManager.IsPermittedAsync(user, resourceNames);
+        return Context.Users.FirstOrDefault(r => r.Name == userName) ?? throw new UserNotFoundException(userName);
     }
 }

src/Acl.Net.Core.Managers/Exceptions/UserNotFoundException.cs

@@ -0,0 +1,15 @@
+namespace Acl.Net.Core.Managers.Exceptions;
+
+/// <summary>
+/// Represents an exception that is thrown when a specific user is not found.
+/// </summary>
+public class UserNotFoundException : Exception
+{
+    /// <summary>
+    /// Initializes a new instance of the <see cref="UserNotFoundException"/> class with the specified user-name.
+    /// </summary>
+    /// <param name="userName">The name of the user that could not be found.</param>
+    public UserNotFoundException(string userName)
+        : base($"User with name '{userName}' not found.")
+    { }
+}