using FreeSql.DataAnnotations;
using F9WebAiTest.Domain.Enums.SYS.RBAC;
using F9WebAiTest.Domain.Events.SYS.RBAC;

namespace F9WebAiTest.Domain.Entities.SYS.RBAC;

/// <summary>角色：一组权限的集合。</summary>
[Table(Name = "sys_rbac_roles")]
public class Role : AggregateRoot
{
    [Column(Name = "name")]
    public string Name { get; private set; } // 如 "财务专员", "系统管理员"

    [Column(Name = "code")]
    public string Code { get; private set; } // 如：role:xxxx

    [Column(Name = "sort_order")]
    public int SortOrder { get; private set; }

    [Column(Name = "description")]
    public string Description { get; private set; }

    [Column(Name = "is_active")]
    public bool IsActive { get; private set; }

    private readonly List<long> _permissionIds = [];
    public IReadOnlyCollection<long> PermissionIds => _permissionIds.AsReadOnly();

    public Role() { }

    public Role(long id, string name, string code, int sortOrder, string description)
    {
        Id = id;
        Name = name;
        Code = code;
        SortOrder = sortOrder;
        IsActive = true;
        Description = description;
        CreatedAt = DateTime.Now;
    }

    public void Activate() => IsActive = true;
    public void Deactivate() => IsActive = false;

    public void AddPermission(long permissionId, Resource_Type_Enum type)
    {
        if (!_permissionIds.Contains(permissionId))
            _permissionIds.Add(permissionId);

        if (type == Resource_Type_Enum.菜单)
            AddDomainEvent(new RoleMenu_ChangedDomainEvent(Id));
        else if (type == Resource_Type_Enum.部门)
            AddDomainEvent(new RoleDepartment_ChangedDomainEvent(Id));
    }

    public void RemovePermission(long permissionId, Resource_Type_Enum type)
    {
        _permissionIds.Remove(permissionId);

        if (type == Resource_Type_Enum.菜单)
            AddDomainEvent(new RoleMenu_ChangedDomainEvent(Id));
        else if (type == Resource_Type_Enum.部门)
            AddDomainEvent(new RoleDepartment_ChangedDomainEvent(Id));
    }
}