Nexora/app/Policies/DocumentPolicy.php

<?php

namespace App\Policies;

use App\Models\Document;
use App\Models\User;
use Illuminate\Auth\Access\HandlesAuthorization;
use Illuminate\Auth\Access\Response;

class DocumentPolicy
{
    use HandlesAuthorization;

    /**
     * Determine whether the user can view any models.
     */
    public function viewAny(User $user): bool
    {
        return $user->hasPermissionTo('document.view');
    }

    /**
     * Determine whether the user can view the model.
     */
    public function view(User $user, Document $document)
    {
        return $user->hasPermissionTo('document.view') 
            && $user->hasProjectAccess($document->project_id)
            && $user->hasPermissionToResource($document->resource(), 'view');
    }

    /**
     * Determine whether the user can create models.
     */
    public function create(User $user): bool
    {
        return false;
    }

    /**
     * Determine whether the user can update the model.
     */
    public function update(User $user, Document $document): bool
    {
        return $user->hasPermissionToResource($document->resource(), 'document.edit');
    }

    /**
     * Determine whether the user can delete the model.
     */
    public function delete(User $user, Document $document): bool
    {
        return $user->hasPermissionTo('document.delete');
    }

    /**
     * Determine whether the user can restore the model.
     */
    public function restore(User $user, Document $document): bool
    {
        return false;
    }

    /**
     * Determine whether the user can permanently delete the model.
     */
    public function forceDelete(User $user, Document $document): bool
    {
        return false;
    }
}