// create data center
public bool AddDataCenter(DataCenterVM dataCenter, out string msg)
{
DataCenterLocation d = _context.DataCenterLocation.Where(a => a.Location == dataCenter.Location)
.FirstOrDefault();
if (d != null)
{
msg = "Data Center name already exist.";
return(false);
}
try
{
DataCenterLocation newDataCenter = new DataCenterLocation();
newDataCenter.Location = dataCenter.Location;
_context.DataCenterLocation.Add(newDataCenter);
_context.SaveChanges();
msg = "Data Center successfully added";
return(true);
}
catch
{
msg = "Failed to add data center.";
return(false);
}
}
public ActionResult Edit(int id)
{
DataCenterVM dataCenter = _dRepo.GetDataCenter(id);
if (dataCenter == null)
{
// if data center is null, redirect to index
TempData["ErrorMsg"] = "Cannot edit this data center at the moment";
return(RedirectToAction("Index"));
}
return(View(dataCenter));
}
// get data center by id
public DataCenterVM GetDataCenter(int referenceID)
{
try
{
DataCenterVM dataCenter = _context.DataCenterLocation
.Where(a => a.LocationID == referenceID)
.Select(b => new DataCenterVM
{
Location = b.Location,
LocationID = b.LocationID,
}).FirstOrDefault();
return(dataCenter);
}
catch {
return(null);
}
}
// update data center
public bool EditDataCenter(DataCenterVM dataCenter, out string msg)
{
DataCenterLocation d = _context.DataCenterLocation.Where(a => a.Location == dataCenter.Location).FirstOrDefault();
if (d != null)
{
if (d.LocationID != dataCenter.LocationID)
{
msg = "Data Center name already exist.";
return(false);
}
}
DataCenterLocation original = _context.DataCenterLocation.Where(a => a.LocationID == dataCenter.LocationID).FirstOrDefault();
bool changed = original.Location != dataCenter.Location;
// check if any data center info changed
if (changed)
{
try
{
DataCenterLocation dataCenterUpdated = _context.DataCenterLocation
.Where(a => a.LocationID == dataCenter.LocationID)
.FirstOrDefault();
dataCenterUpdated.Location = dataCenter.Location;
dataCenterUpdated.LocationID = dataCenter.LocationID;
_context.SaveChanges();
msg = "Data Center information succesfully updated.";
return(true);
}
catch
{
msg = "Failed to update data center.";
return(false);
}
}
else
{
msg = "Information is identical, no update performed.";
return(false);
}
}
public ActionResult Edit(DataCenterVM model)
{
string msg = "";
if (ModelState.IsValid)
{
bool success = _dRepo.EditDataCenter(model, out msg);
if (success)
{
TempData["SuccessMsg"] = msg;
return(RedirectToAction("Details", new { id = model.LocationID }));
}
else
{
TempData["ErrorMsg"] = msg;
}
}
DataCenterVM dataCenter = _dRepo.GetDataCenter(model.LocationID);
return(View(dataCenter));
}
public ActionResult Create(DataCenterVM model)
{
string msg = "";
if (ModelState.IsValid)
{
bool success = _dRepo.AddDataCenter(model, out msg);
if (success)
{
TempData["SuccessMsg"] = msg;
return(RedirectToAction("index"));
}
else
{
TempData["ErrorMsg"] = msg;
}
}
else
{
TempData["ErrorMsg"] = "Data Center Location cannot be added at this time.";
}
return(View(model));
}
public ActionResult Delete(DataCenterVM dataCenter)
{
string msg = "";
if (ModelState.IsValid)
{
bool success = _dRepo.DeleteDataCenter(dataCenter.LocationID, out msg);
if (success)
{
TempData["SuccessMsg"] = msg;
return(RedirectToAction("index"));
}
else
{
TempData["ErrorMsg"] = msg;
}
}
else
{
TempData["ErrorMsg"] = "Data Center Location cannot be deleted at this time.";
}
return(View(dataCenter));
}
