public async Task <List <TreeView> > GetListTree()
{
var levels = await _oCRepository.FindAll().OrderBy(x => x.Level).ProjectTo <TreeView>(_mapperConfig).ToListAsync();
List <TreeView> hierarchy = new List <TreeView>();
hierarchy = levels.Where(c => c.parentid == 0)
.Select(c => new TreeView()
{
key = c.key,
title = c.title,
code = c.code,
levelnumber = c.levelnumber,
parentid = c.parentid,
children = GetChildren(levels, c.key)
})
.ToList();
return(hierarchy);
}
