private void HandleCloneAppProperties(object param)
{
try
{
if (AllowClone && CloneAppName.Trim().Length != 0)
{
cloneApp = (from s in DbContext.Apps
where s.AppName == CloneAppName
select s).FirstOrDefault();
if (cloneApp == null)
{
throw new Exception(string.Format("找不到测点编号为{0}的测点", CloneAppName));
}
ApparatusType type = AppTypes.FirstOrDefault(s => s.Id == cloneApp.AppTypeID);
NewApp.ApparatusType = type;
NewApp.X = cloneApp.X;
NewApp.Y = cloneApp.Y;
NewApp.Z = cloneApp.Z;
NewApp.OtherInfo = cloneApp.OtherInfo;
NewApp.BuriedTime = cloneApp.BuriedTime;
}
}
catch (Exception ex)
{
Messenger.Default.Send <Exception>(ex);
}
}
private void HandleCreateApp(object param)
{
List <object> addedList = new List <object>();
try
{
//
int childrenCnt = (from i in DbContext.ProjectParts
where i.ParentPart == Part.Id
select i).Count();
if (childrenCnt > 0)
{
throw new Exception("只能在没有子结点的部位创建测点");
}
int appCnt = (from s in DbContext.Apps
where s.AppName == NewApp.AppName || s.CalculateName == NewApp.CalculateName
select s).Count();
if (appCnt > 0)
{
throw new Exception("新测点的名称或计算名称已存在，无法创建");
}
App needAddApp = new App();
needAddApp.Id = Guid.NewGuid();
needAddApp.ProjectPartID = Part.Id;
needAddApp.AppName = NewApp.AppName;
needAddApp.CalculateName = NewApp.CalculateName;
needAddApp.BuriedTime = NewApp.BuriedTime;
needAddApp.X = NewApp.X;
needAddApp.Y = NewApp.Y;
needAddApp.Z = NewApp.Z;
needAddApp.OtherInfo = NewApp.OtherInfo;
DbContext.AddToApps(needAddApp);
addedList.Add(needAddApp);
DbContext.SaveChanges();
_currentApps.Add(needAddApp);
if (AllowClone)
{
//clone app params
if (CloneAppName.Trim().Length == 0)
{
throw new Exception("当选择克隆时，模板测点不能为空");
}
if (cloneApp == null)
{
cloneApp = (from s in DbContext.Apps
where s.AppName == CloneAppName
select s).FirstOrDefault();
if (cloneApp == null)
{
throw new Exception(string.Format("找不到测点编号为{0}的测点", CloneAppName));
}
}
DbContext.LoadProperty(cloneApp, "AppParams");
var paramsList = new List <AppParam>();
var formulaList = new List <Formula>();
foreach (var item in cloneApp.AppParams)
{
AppParam newParam = null;
if (item is ConstantParam)
{
newParam = new ConstantParam();
(newParam as ConstantParam).Val = (item as ConstantParam).Val;
}
else if (item is MessureParam)
{
newParam = new MessureParam();
}
else if (item is CalculateParam)
{
newParam = new CalculateParam();
}
//set values
newParam.Id = Guid.NewGuid();
newParam.AppId = needAddApp.Id;
newParam.ParamName = item.ParamName;
newParam.ParamSymbol = item.ParamSymbol;
newParam.PrecisionNum = item.PrecisionNum;
newParam.UnitSymbol = item.UnitSymbol;
newParam.Order = item.Order;
newParam.Description = item.Description;
paramsList.Add(newParam);
//DbContext.AddToAppParams(newParam);
//addedList.Add(newParam);
//clone formules
if (item is CalculateParam)
{
CalculateParam cp = item as CalculateParam;
var formulae = (from i in DbContext.Formulae
where i.ParamId == cp.Id
select i).ToList();
foreach (var fl in formulae)
{
Formula newfl = new Formula();
newfl.Id = Guid.NewGuid();
newfl.ParamId = newParam.Id;
newfl.FormulaExpression = fl.FormulaExpression;
newfl.StartDate = fl.StartDate;
newfl.EndDate = fl.EndDate;
newfl.CalculateOrder = fl.CalculateOrder;
formulaList.Add(newfl);
//DbContext.AddToFormulae(newfl);
//addedList.Add(newfl);
}
}
}
ParamsDTO dto = new ParamsDTO();
dto.AddedParams = paramsList;
dto.AddedFormulae = formulaList;
DbContext.UpdateAppParams(dto);
}
var msg = new DialogMessage("测点创建成功并已添加到相关的工程部位中。", result =>
{
});
msg.Caption = "创建成功";
msg.Button = MessageBoxButton.OK;
msg.Icon = MessageBoxImage.Information;
Messenger.Default.Send <DialogMessage>(msg);
}
catch (Exception ex)
{
Messenger.Default.Send <Exception>(ex);
//reject the changes
foreach (object item in addedList)
{
DbContext.Detach(item);
}
}
finally
{
// DbContext.Detach(NewApp);
}
}
