using Abp.Dependency;
using Abp.Domain.Repositories;
using Abp.Domain.Uow;
using Abp.Events.Bus.Entities;
using Abp.Events.Bus.Handlers;

using VberZero.BaseSystem.Organizations;
using VberZero.BaseSystem.Roles;

namespace VberZero.Organizations;

/// <summary>
/// 删除角色时从所有组织单位中删除角色。
/// </summary>
public class OrganizationUnitRoleRemover :
    IEventHandler<EntityDeletedEventData<Role>>,
    ITransientDependency
{
    private readonly IRepository<OrganizationUnitRole, long> _organizationUniRoleRepository;
    private readonly IUnitOfWorkManager _unitOfWorkManager;

    public OrganizationUnitRoleRemover(
        IRepository<OrganizationUnitRole, long> organizationUniRoleRepository,
        IUnitOfWorkManager unitOfWorkManager)
    {
        _organizationUniRoleRepository = organizationUniRoleRepository;
        _unitOfWorkManager = unitOfWorkManager;
    }

    public virtual void HandleEvent(EntityDeletedEventData<Role> eventData)
    {
        _unitOfWorkManager.WithUnitOfWork(() =>
        {
            using (_unitOfWorkManager.Current.SetTenantId(eventData.Entity.TenantId))
            {
                _organizationUniRoleRepository.Delete(
                    uou => uou.RoleId == eventData.Entity.Id
                );
            }
        });
    }
}