/// <summary>
/// 移除所有权历史
/// </summary>
/// <param name="ownership">
/// <see cref="IFleetPlanService" />
/// </param>
public void RemoveOwnership(OwnershipHistoryDTO ownership)
{
using (var pb = new FleetPlanServiceHelper())
{
pb.RemoveOwnership(ownership, this);
}
}
/// <summary>
/// 移除所有权历史记录
/// </summary>
/// <param name="ownership"></param>
/// <param name="service"></param>
internal void RemoveOwnership(OwnershipHistoryDTO ownership, IFleetPlanService service)
{
//var ownweships =
// service.EntityContainer.GetEntitySet<OwnershipHistory>()
// .Where(os => os.Aircraft == ownership.Aircraft)
// .OrderBy(os => os.StartDate)
// .ToList();
//var count = ownweships.Count;
//// 所有权历史至少要保留一条
//if (count > 1)
//{
// service.EntityContainer.GetEntitySet<OwnershipHistory>().Remove(ownership);
// // 修改之前记录的结束日期
// ownweships[count - 2].EndDate = null;
//}
}
/// <summary>
/// 执行新增命令。
/// </summary>
/// <param name="sender"></param>
public void OnAddOwnership(object sender)
{
StartDisplayDate =
SelectedAircraft.OwnershipHistories.Select(p => p.StartDate).OrderBy(p => p).LastOrDefault();
//新建所有权历史
SelectedOwnershipHistory = new OwnershipHistoryDTO
{
OwnershipHistoryId = Guid.NewGuid(),
StartDate =
(StartDisplayDate == null || StartDisplayDate.Value == DateTime.MinValue)
? DateTime.Now
: StartDisplayDate.Value.AddDays(1)
};
SelectedAircraft.OwnershipHistories.Add(SelectedOwnershipHistory);
RefreshCommandState();
}
