private void HandleDeletePart(ProjectPartViewModel model)
{
model = _currentModel;
var msg = new DialogMessage(string.Format("确定要删除部位：{0}吗?", model.PartName), result =>
{
if (result == System.Windows.MessageBoxResult.Yes)
{
try
{
DbContext.DeleteObject(model.Entity);
DbContext.SaveChanges();
//从视图中删除
model.ParentViewModel.Children.Remove(model);
}
catch (Exception ex)
{
Messenger.Default.Send <Exception>(ex);
}
}
});
msg.Caption = "确定要删除吗?";
msg.Button = MessageBoxButton.YesNo;
msg.Icon = MessageBoxImage.Question;
Messenger.Default.Send <DialogMessage>(msg);
}
private void HandleAddPart(ProjectPartViewModel model)
{
model = _currentModel;
try
{
ProjectPart newPart = new ProjectPart();
newPart.Id = Guid.NewGuid();
newPart.PartName = "新部位";
newPart.ParentPart = model.ProjectPartID;
DbContext.AddToProjectParts(newPart);
DbContext.SaveChanges();
ProjectPartViewModel newModel = new ProjectPartViewModel(model, newPart, GetChildren);
model.Children.Add(newModel);
}
catch (Exception ex)
{
Messenger.Default.Send <Exception>(ex);
}
}
private bool CanAddPart(ProjectPartViewModel obj)
{
if (_currentModel != null && CurrentApps.Count == 0)
{
return(true);
}
else
{
return(false);
}
}
private bool CanCreateApp(ProjectPartViewModel obj)
{
if (_currentModel != null && _currentModel.Children.Count == 0)
{
return(true);
}
else
{
return(false);
}
}
private bool CanRenamePart(ProjectPartViewModel obj)
{
if (_currentModel == null)
{
return(false);
}
else
{
return(true);
}
}
private void HandleRefreshApps(ProjectPartViewModel model, bool forceFromDB)
{
_currentModel = model;
if (model != null)
{
if (model.Children != null && model.Children.Count > 0)
{
//has children
CurrentApps.Clear();
}
else
{
//get entity from cache
IEnumerable <App> dataQuery = null;
if (forceFromDB)
{
//clear cache
foreach (var item in CurrentApps)
{
DbContext.Detach(item);
}
}
else
{
var q1 = from i in DbContext.Entities
where i.Entity is App
select i.Entity;
var q2 = from i in q1.OfType <App>()
where i.ProjectPartID == model.ProjectPartID
select i;
if (q2.Count() != 0)
{
dataQuery = q2;
//CurrentApps.Clear();
//CurrentApps.Load(q2);
}
}
if (dataQuery == null)
{
dataQuery = from i in DbContext.Apps
where i.ProjectPartID == model.ProjectPartID
select i;
}
CurrentApps.Clear();
CurrentApps.Load(dataQuery);
}
}
}
private bool CanDeletePart(ProjectPartViewModel obj)
{
//不能是空结点
//不能为根结点
//不能有子结点
//不能有测点与之关联
if (_currentModel != null && _currentModel.ParentViewModel != null && _currentModel.Children.Count == 0 && CurrentApps.Count == 0)
{
return(true);
}
else
{
return(false);
}
}
//[Conditional("DEBUG")]
//private void InitialPart()
//{
// ProjectPartViewModel root = new ProjectPartViewModel();
// root.PartName = "根节点";
// List<ProjectPartViewModel> list1 = new List<ProjectPartViewModel>();
// for (int i = 0; i < 3; i++)
// {
// ProjectPartViewModel levelone = new ProjectPartViewModel();
// levelone.PartName = "第一层" + i.ToString();
// List<ProjectPartViewModel> list2 = new List<ProjectPartViewModel>();
// for (int j = 0; j < 5; j++)
// {
// ProjectPartViewModel leveltwo = new ProjectPartViewModel();
// leveltwo.PartName = "第二层" + j.ToString();
// list2.Add(leveltwo);
// }
// levelone.Children=new ObservableCollection<ProjectPartViewModel>(list2);
// list1.Add(levelone);
// }
// root.Children = new ObservableCollection<ProjectPartViewModel>(list1);
// _fristLevel = new List<ProjectPartViewModel>() { root };
//}
public ObservableCollection <ProjectPartViewModel> GetChildren(ProjectPartViewModel parent)
{
Guid?parentKey = null;
if (parent != null)
{
//if entity is null,get the first level nodes
parentKey = parent.Entity.Id;
}
var query = from i in DbContext.ProjectParts
where i.ParentPart == parentKey
select new ProjectPartViewModel(parent, i, GetChildren);
var obc = new ObservableCollection <ProjectPartViewModel>(query);
return(obc);
}
private void HandleAttachApp(ProjectPartViewModel model)
{
var msg = new NotificationMessageAction <List <string> >("请将需要关联的测点名称粘贴到下面的列表中", (result) =>
{
try
{
DbContext.UpdateAppsProjectByNames(_currentModel.ProjectPartID, result);
//refresh current
HandleRefreshApps(_currentModel, true);
}
catch (Exception ex)
{
Messenger.Default.Send <Exception>(ex);
}
});
Messenger.Default.Send <NotificationMessageAction <List <string> > >(msg);
}
public static ProjectPartViewModel ToViewModel(this ProjectPart part)
{
var model = new ProjectPartViewModel();
model.Description = part.Description;
model.Link = part.Link;
model.Manufacturer = part.Manufacturer;
model.Name = part.Name;
model.PartNumber = part.PartNumber;
model.Price = part.Price;
model.ExtraCost = part.ExtraCost;
model.ProjectID = part.ProjectID;
model.ProjectName = part.Project?.Name;
model.ProjectPartID = part.ProjectPartID;
model.Quantity = part.Quantity;
model.QuantityPurchased = part.QuantityPurchased;
model.QuantityInstalled = part.QuantityInstalled;
model.ExcludeFromTotal = part.ExcludeFromTotal;
return(model);
}
private void HandleRenamePart(ProjectPartViewModel model)
{
model = _currentModel;
var msg = new NotificationMessageAction <string>("请输入新的名称", (result) =>
{
if (result != null && result.Trim().Length != 0)
{
try
{
model.PartName = result.Trim();
DbContext.UpdateObject(model.Entity);
DbContext.SaveChanges();
}
catch (Exception ex)
{
Messenger.Default.Send <Exception>(ex);
}
}
});
Messenger.Default.Send <NotificationMessageAction <string> >(msg);
}
private void HandleRefreshApps(ProjectPartViewModel model)
{
HandleRefreshApps(model, false);
}
private void HandleCreateApp(ProjectPartViewModel model)
{
MainWindowViewModel.Instance.ShowCreateApp(DbContext, _currentModel.Entity, _currentApps);
}
/// <summary>
/// convert part to project part list model
/// </summary>
/// <param name="part"></param>
/// <returns></returns>
public ProjectPartViewModel ConvertToListView(Part part)
{
ProjectPartViewModel model = new ProjectPartViewModel();
var _dynamicsPartRepository = new PartDynamicsRepository();
var _customerDynamicsRepository = new CustomerDynamicsRepository();
var _foundryDynamicsRepository = new FoundryDynamicsRepository();
var _htsNumberRepository = new HtsNumberRepository();
var _partTypeRepository = new PartTypeRepository();
var _partStatusRepository = new PartStatusRepository();
var dynamicsPart = _dynamicsPartRepository.GetPartMaster(part.Number);
var dynamicsCustomer = _customerDynamicsRepository.GetCustomer(part.CustomerId);
var dynamicsFoundry = _foundryDynamicsRepository.GetFoundry(part.FoundryId);
var htsNumber = _htsNumberRepository.GetHtsNumber(part.HtsNumberId);
var partType = _partTypeRepository.GetPartType(part.PartTypeId);
var partStatus = _partStatusRepository.GetPartStatus(part.PartStatusId);
model.PartId = part.PartId;
model.PartNumber = (!string.IsNullOrEmpty(part.Number)) ? part.Number : "N/A";
model.PartDescription = (dynamicsPart != null && !string.IsNullOrEmpty(dynamicsPart.ITEMDESC)) ? dynamicsPart.ITEMDESC : "N/A";
model.CustomerId = part.CustomerId;
model.CustomerName = (dynamicsCustomer != null && !string.IsNullOrEmpty(dynamicsCustomer.SHRTNAME)) ? dynamicsCustomer.SHRTNAME : "N/A";
model.FoundryId = part.FoundryId;
model.FoundryName = (dynamicsFoundry != null && !string.IsNullOrEmpty(dynamicsFoundry.VENDSHNM)) ? dynamicsFoundry.VENDSHNM : "N/A";
model.HtsNumberId = part.HtsNumberId;
model.HtsNumber = (htsNumber != null && !string.IsNullOrEmpty(htsNumber.Description)) ? htsNumber.Description + "(" + (htsNumber.DutyRate * 100).ToString() + "%)" : "N/A";
model.PartTypeId = part.PartTypeId;
model.PartTypeDescription = (partType != null && !string.IsNullOrEmpty(partType.Description)) ? partType.Description : "N/A";
model.PartStatusId = part.PartStatusId;
model.PartStatusDescription = (partStatus != null && !string.IsNullOrEmpty(partStatus.Description)) ? partStatus.Description : "N/A";
model.IsProject = false;
if (_dynamicsPartRepository != null)
{
_dynamicsPartRepository.Dispose();
_dynamicsPartRepository = null;
}
if (_customerDynamicsRepository != null)
{
_customerDynamicsRepository.Dispose();
_customerDynamicsRepository = null;
}
if (_foundryDynamicsRepository != null)
{
_foundryDynamicsRepository.Dispose();
_foundryDynamicsRepository = null;
}
if (_htsNumberRepository != null)
{
_htsNumberRepository.Dispose();
_htsNumberRepository = null;
}
if (_partTypeRepository != null)
{
_partTypeRepository.Dispose();
_partTypeRepository = null;
}
if (_partStatusRepository != null)
{
_partStatusRepository.Dispose();
_partStatusRepository = null;
}
return(model);
}
