/// <summary>
/// Method returns all Positions From Database
/// </summary>
/// <returns>Collection of Positions</returns>
public async Task <ObservableCollection <DtoPosition> > GetAllPositions()
{
var ret = new ObservableCollection <DtoPosition>();
using (var data = Context)
foreach (var item in await(from item in data.Position select item).ToListAsync())
{
ret.Add(PositionConverter.DataAccsessToDto(item));
}
return(ret);
}
/// <summary>
/// Returns Position with specific ID
/// </summary>
/// <param name="positionId">Position ID</param>
/// <returns>Position Business Object</returns>
public async Task <DtoPosition> GetPosition(int positionId)
{
try
{
using (var data = Context)
return
(PositionConverter.DataAccsessToDto(
await
(from item in data.Position where item.id == positionId select item)
.FirstOrDefaultAsync()));
}
catch (Exception)
{
return(null);
}
}