public TeleportCityViewModel(IDispatcherService dispatcherService, string functionTag, IDialogService dialogService,
ScoreInfoService scoreInfoService, CityPositionService cityPositionService, TeleRecordService teleRecordService)
: base(dispatcherService, functionTag)
{
_dialogService = dialogService;
_scoreInfoService = scoreInfoService;
_cityPositionService = cityPositionService;
_teleRecordService = teleRecordService;
DataGridItemChanged = new RelayCommand <DataGridItemChangedEventArgs>(OnDataGridItemChanged);
RefreshList = new RelayCommand(PrivateRefreshList);
RemoveItem = new RelayCommand(() =>
{
if (_dialogService.ShowOKCancel("确定删除选中数据吗？"))
{
_ = _cityPositionService.RemoveAsync(SelectedItem);
CityPositions.Remove(SelectedItem);
}
}, () => { return(SelectedItem != null); });
RemoveAll = new RelayCommand(() =>
{
if (_dialogService.ShowOKCancel("确定删除所有数据吗？"))
{
_ = _cityPositionService.RemoveAllAsync();
CityPositions = null;
}
}, () => { return(CityPositions != null); });
AddData = new RelayCommand(() =>
{
if (string.IsNullOrEmpty(TeleCmd))
{
_dialogService.ShowInformation("传送命令不能为空");
return;
}
if (CityPositions.FirstOrDefault(p => p.TeleCmd == TeleCmd) != null)
{
_dialogService.ShowInformation("传送命令重复");
return;
}
var cityPosition = new CityPositionDto()
{
CityName = CityName,
TeleCmd = TeleCmd,
TeleNeedScore = TeleNeedScore,
Pos = Pos
};
_ = _cityPositionService.AddAsync(cityPosition);
CityPositions.Add(cityPosition);
});
AddAvailableVariables();
PrivateRefreshList();
}
private void OnDataGridItemChanged(DataGridItemChangedEventArgs eventArgs)
{
if (eventArgs.IsChanged == false)
{
return;
}
if (eventArgs.NewItem is CityPositionDto newItem && eventArgs.OldItem is CityPositionDto oldItem)
{
if (CityPositions.FirstOrDefault(p => p.TeleCmd == newItem.TeleCmd && object.Equals(p, newItem) == false) != null)
{
_dialogService.ShowInformation("传送命令重复");
newItem.TeleCmd = oldItem.TeleCmd;// 此时新值还未更新至ui
}
else
{
_ = _cityPositionService.UpdateAsync(newItem);
}
}
}
