public async Task MoveAsync(Guid id, Guid?parentId)
{
var entity = await _sysFileRepository.GetAsync(id);
if (entity.ParentId == parentId)
{
return;
}
var children = await FindChildrenAsync(id, true);
var oldCode = entity.Code;
//开始移动
entity.Code = await GetNextChildCodeAsync(parentId);
entity.ParentId = parentId;
// await ValidateSysfileAsync(entity);
foreach (var child in children)
{
child.Code = SysFile.AppendCode(entity.Code, SysFile.GetRelativeCode(child.Code, oldCode));
}
}
//// custom codes
public virtual async Task <string> GetNextChildCodeAsync(Guid?parentId)
{
var lastChild = await GetLastChildOrNullAsync(parentId);
if (lastChild == null)
{
var parentCode = parentId != null ? await GetCodeAsync(parentId.Value) : null;
return(SysFile.AppendCode(parentCode, SysFile.CreateCode(1)));
}
return(SysFile.CalculateNextCode(lastChild.Code));
}
