public async Task <ActionResult> Edit([Bind(Include = "Id,CustomerName,CPUId,MotherboardId,PowerSupplyId,AssemblyNeeded,SelectedMemories")] PCViewModel model)
{
var motherboard = _motherboardService.Find(model.MotherboardId);
var cpu = _cpuService.Find(model.CPUId);
var powerSupply = _powerSupplyService.Find(model.PowerSupplyId);
var selectedMemories = model.SelectedMemories.Where(item => item.IsSelected);
if (ModelState.IsValid)
{
var message = ValidatePCConfiguration(motherboard, cpu, powerSupply, selectedMemories);
if (!string.IsNullOrEmpty(message))
{
ViewBag.ErrorMessage = message;
LoadLists();
return(View(model));
}
//begin a transaction
_unitOfWork.BeginTransaction();
//setup the pc
var oldPC = _pcService.Find(model.Id);
oldPC.CustomerName = model.CustomerName;
oldPC.CPUId = model.CPUId;
oldPC.MotherboardId = model.MotherboardId;
oldPC.PowerSupplyId = model.PowerSupplyId;
oldPC.AssemblyNeeded = model.AssemblyNeeded;
oldPC.TotalPrice = cpu.Price + motherboard.Price + powerSupply.Price + selectedMemories.Sum(item => item.Price * item.Count) + (model.AssemblyNeeded ? 50 : 0);
//delete old selected memories
for (int i = 0; i < oldPC.PCMemories.Count; i++)
{
_pcMemoryService.Delete(oldPC.PCMemories.ElementAt(i));
i--;
}
_unitOfWork.SaveChanges();
//add new selected memories
foreach (var item in selectedMemories)
{
var pcMemory = new PCMemory
{
MemoryId = item.Id,
PC = oldPC,
Count = item.Count
};
_pcMemoryService.Insert(pcMemory);
}
//save and commit all changes
_unitOfWork.SaveChanges();
_unitOfWork.Commit();
return(RedirectToAction("Index"));
}
LoadLists();
return(View(model));
}
public async Task <ActionResult> Create([Bind(Include = "Id,CustomerName,CPUId,MotherboardId,PowerSupplyId,AssemblyNeeded,SelectedMemories")] PCViewModel model)
{
//get selected parts
var motherboard = _motherboardService.Find(model.MotherboardId);
var cpu = _cpuService.Find(model.CPUId);
var powerSupply = _powerSupplyService.Find(model.PowerSupplyId);
var selectedMemories = model.SelectedMemories.Where(item => item.IsSelected);
if (ModelState.IsValid)
{
//validate pc configuration
var message = ValidatePCConfiguration(motherboard, cpu, powerSupply, selectedMemories);
if (!string.IsNullOrEmpty(message))
{
//not cofigured well
ViewBag.ErrorMessage = message;
LoadLists();
return(View(model));
}
//setup a new pc
var newPC = _mapper.Map <PC>(model);
//compute the price
newPC.TotalPrice = cpu.Price + motherboard.Price + powerSupply.Price + selectedMemories.Sum(item => item.Price * item.Count) + (model.AssemblyNeeded ? 50 : 0);
_pcService.Insert(newPC);
//get selected memories
foreach (var item in model.SelectedMemories.Where(item => item.IsSelected))
{
var pcMemory = new PCMemory
{
MemoryId = item.Id,
PC = newPC,
Count = item.Count
};
_pcMemoryService.Insert(pcMemory);
}
//save the changes
_unitOfWork.SaveChanges();
return(RedirectToAction("Index"));
}
//if error load lists again
LoadLists();
return(View(model));
}
