/// <summary>
/// Check changes to the grid and save them to the database
/// </summary>
/// <param name="splice">The associated splice closure</param>
/// <param name="cableA">A cable</param>
/// <param name="cableB">The other cable</param>
/// <returns>Success</returns>
private bool SaveChanges(SpliceClosureWrapper splice, FiberCableWrapper cableA, SpliceableCableWrapper cableB)
{
bool result = false;
string isNotOkString = string.Empty;
Dictionary <int, FiberSplice> currentGrid = new Dictionary <int, FiberSplice>();
List <int> currentBStrands = new List <int>();
try
{
int aIdx = colRangeA.Index;
int bIdx = colRangeB.Index;
int lossIdx = colLoss.Index;
int typeIdx = grdSplices.Columns[colType.Name].Index; // If we had to use colTypeText, it will be using the same name
// Less than count-1 lets us avoid the insert row
for (int i = 0; i < grdSplices.Rows.Count - 1; i++)
{
if (grdSplices[aIdx, i].Value == null || grdSplices[bIdx, i].Value == null)
{
isNotOkString = "A or B unit range missing.";
}
if (0 < isNotOkString.Length)
{
// No need to check the rest if this one was not OK
break;
}
List <Range> aRanges = SpliceAndConnectionUtils.ParseRanges(grdSplices[aIdx, i].Value.ToString());
List <Range> bRanges = SpliceAndConnectionUtils.ParseRanges(grdSplices[bIdx, i].Value.ToString());
if (!SpliceAndConnectionUtils.AreCountsEqual(aRanges, bRanges))
{
isNotOkString = "Number of units from A to B must match on each row.";
}
else if (!SpliceAndConnectionUtils.AreRangesWithinFiberCount(aRanges, cableA))
{
isNotOkString = "Selected units exceed fiber count for cable A.";
}
else if (!SpliceAndConnectionUtils.AreRangesWithinFiberCount(bRanges, cableB))
{
isNotOkString = "Selected units exceed fiber count for cable B.";
}
if (0 < isNotOkString.Length)
{
// No need to check the rest if this one was not OK
break;
}
List <Connection> matchedUp = SpliceAndConnectionUtils.MatchUp(aRanges, bRanges);
foreach (Connection range in matchedUp)
{
Range a = range.ARange;
Range b = range.BRange;
int numUnits = a.High - a.Low + 1;
for (int offset = 0; offset < numUnits; offset++)
{
int aUnit = a.Low + offset;
int bUnit = b.Low + offset;
if (currentGrid.ContainsKey(aUnit))
{
isNotOkString = string.Format("Duplicate splicing found for A Strand {0}", aUnit);
// No need to check the rest if this one was not OK
break;
}
else if (currentBStrands.Contains(bUnit))
{
isNotOkString = string.Format("Duplicate splicing found for B Strand {0}", bUnit);
// No need to check the rest if this one was not OK
break;
}
else
{
object lossObj = grdSplices[lossIdx, i].Value;
object typeObj = grdSplices[typeIdx, i].Value;
double?loss = null;
if (null != lossObj)
{
double dblLoss = -1;
if (double.TryParse(lossObj.ToString(), out dblLoss))
{
loss = dblLoss;
}
else
{
MessageBox.Show("Loss value on row {0} could not be parsed. Using null.", "Splice Editor", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
FiberSplice fiberSplice = new FiberSplice(new Range(aUnit, aUnit), new Range(bUnit, bUnit), loss, typeObj);
currentGrid[aUnit] = fiberSplice;
currentBStrands.Add(bUnit);
}
}
}
}
}
catch (Exception ex)
{
isNotOkString = ex.Message;
}
// Check the ranges are within the feature's units
List <int> checkToUnits = new List <int>();
List <int> checkFromUnits = new List <int>();
// Anything that is in the current grid, we will see if it is available. But if it was deleted, we can ignore
// checking its availabilty, because we are about to free it up. Also if it was original, we can ignore it,
// since we are reprocessing it. Duplicates ON the grid have already been checked for.
// NOTE: We can simplify this to just check original, since any deleted ones were in the original.
foreach (FiberSplice checkSplice in currentGrid.Values)
{
int unit = checkSplice.BRange.Low;
checkToUnits.Add(unit);
}
foreach (FiberSplice checkSplice in _original.Values)
{
int unit = checkSplice.BRange.Low;
if (checkToUnits.Contains(unit))
{
checkToUnits.Remove(unit);
}
}
foreach (int fromUnit in currentGrid.Keys)
{
if (!_original.ContainsKey(fromUnit))
{
checkFromUnits.Add(fromUnit);
}
}
if (!SpliceAndConnectionUtils.AreRangesAvailable(checkFromUnits, cableA, cableB.IsOtherFromEnd))
{
isNotOkString = "Some A units are not in the available ranges for the A Cable.";
}
else if (!SpliceAndConnectionUtils.AreRangesAvailable(checkToUnits, cableB, cableB.IsThisFromEnd))
{
isNotOkString = "Some B units are not in the available ranges for the B Cable.";
}
if (0 < isNotOkString.Length)
{
string message = string.Format("{0}\nPlease correct this and try again.", isNotOkString);
MessageBox.Show(message, "Splice Editor", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
if (null != cableA && null != cableB)
{
// For the deleted ones, if they were added back, don't delete them...
List <int> keys = new List <int>();
keys.AddRange(_deleted.Keys);
foreach (int key in keys)
{
if (currentGrid.ContainsKey(key))
{
FiberSplice fiberSplice = currentGrid[key];
if (fiberSplice.BRange.Low == _deleted[key].BRange.Low &&
fiberSplice.Loss == _deleted[key].Loss &&
fiberSplice.Type == _deleted[key].Type)
{
// It is added back, so don't delete it
_deleted.Remove(key);
}
}
}
if (0 < _deleted.Count)
{
_spliceHelper.BreakSplices(cableA, cableB, splice, _deleted, false);
}
// For the added ones, if they already exist or are not available, don't add them
// Since we already know they are in the fiber count range, the only problem would be if they were already
// spliced. This would be the case if (1) it was part of the original or (2) has already appeared higher
// on the currentGrid. (2) is handled when building currentGrid, by checking if the aUnit or bUnit was already used.
keys.Clear();
keys.AddRange(currentGrid.Keys);
foreach (int key in keys)
{
if (_original.ContainsKey(key))
{
FiberSplice fiberSplice = currentGrid[key];
if (fiberSplice.BRange.Low == _original[key].BRange.Low &&
fiberSplice.Loss == _original[key].Loss &&
fiberSplice.Type == _original[key].Type)
{
// It was on the original, so we don't need to create it
currentGrid.Remove(key);
}
}
}
if (0 < currentGrid.Count)
{
_spliceHelper.CreateSplices(cableA, cableB, splice, currentGrid, false);
}
// These are no longer part of the originals
foreach (KeyValuePair <int, FiberSplice> deletedPair in _deleted)
{
_original.Remove(deletedPair.Key);
}
// These are now part of the originals
foreach (KeyValuePair <int, FiberSplice> addedPair in currentGrid)
{
_original[addedPair.Key] = addedPair.Value;
}
_deleted.Clear(); // The grid is fresh
// Set the existing rows as committed data. Less than count-1 lets us avoid the insert row
for (int i = 0; i < grdSplices.Rows.Count - 1; i++)
{
grdSplices.Rows[i].ReadOnly = true;
}
btnSave.Enabled = false;
btnSave.Tag = false; // No edits made yet
result = true;
}
}
return(result);
}
/// <summary>
/// Check changes to the grid and save them to the database
/// </summary>
/// <param name="from">From feature</param>
/// <param name="to">To feature</param>
/// <returns>Success</returns>
private bool SaveChanges(FeatureWrapper from, FeatureWrapper to)
{
bool result = false;
string isNotOkString = string.Empty;
Dictionary <int, int> currentGrid = new Dictionary <int, int>();
FiberCableWrapper cable = null;
DeviceWrapper device = null;
bool isFromEnd = false;
PortType portType = PortType.Input;
#region Detect Direction
try
{
if (from is FiberCableWrapper && to is ConnectableDeviceWrapper)
{
cable = cboFrom.SelectedItem as FiberCableWrapper;
device = cboTo.SelectedItem as DeviceWrapper;
isFromEnd = ((ConnectableDeviceWrapper)device).IsCableFromEnd;
portType = PortType.Input;
}
else if (from is DeviceWrapper && to is ConnectableCableWrapper)
{
device = cboFrom.SelectedItem as DeviceWrapper;
cable = cboTo.SelectedItem as FiberCableWrapper;
isFromEnd = ((ConnectableCableWrapper)cable).IsThisFromEnd;
portType = PortType.Output;
}
else
{
isNotOkString = "Must connect a cable to a device, or device to a cable.";
}
}
catch (Exception ex)
{
isNotOkString = ex.Message;
}
#endregion
try
{
if (null != cable && null != device)
{
// Only continue if we have a valid setup
try
{
int aIdx = colFromRange.Index;
int bIdx = colToRange.Index;
// Less than count-1 lets us avoid the insert row
for (int i = 0; i < grdConnections.Rows.Count - 1; i++)
{
object aRanges = (grdConnections[aIdx, i].Value != null ? grdConnections[aIdx, i].Value : "");
object bRanges = (grdConnections[bIdx, i].Value != null ? grdConnections[bIdx, i].Value : "");
List <Range> fromRanges = SpliceAndConnectionUtils.ParseRanges(aRanges.ToString());
List <Range> toRanges = SpliceAndConnectionUtils.ParseRanges(bRanges.ToString());
// Check that counts match up
if (!SpliceAndConnectionUtils.AreCountsEqual(fromRanges, toRanges))
{
isNotOkString = "Number of units from A to B must match on each row.";
}
// Check the ranges are within the feature's units
if (PortType.Input == portType)
{
if (!SpliceAndConnectionUtils.AreRangesWithinFiberCount(fromRanges, cable))
{
isNotOkString = "Selected units exceed fiber count for cable.";
}
else if (!SpliceAndConnectionUtils.AreRangesWithinPortCount(toRanges, device, portType))
{
isNotOkString = "Selected units exceed input port count for device.";
}
}
else
{
if (!SpliceAndConnectionUtils.AreRangesWithinFiberCount(toRanges, cable))
{
isNotOkString = "Selected units exceed fiber count for cable.";
}
else if (!SpliceAndConnectionUtils.AreRangesWithinPortCount(fromRanges, device, portType))
{
isNotOkString = "Selected units exceed output port count for device.";
}
}
if (0 < isNotOkString.Length)
{
// No need to check the rest if this one was not OK
break;
}
List <Connection> matchedUp = SpliceAndConnectionUtils.MatchUp(fromRanges, toRanges);
foreach (Connection connection in matchedUp)
{
Range a = connection.ARange;
Range b = connection.BRange;
int numUnits = a.High - a.Low + 1;
for (int offset = 0; offset < numUnits; offset++)
{
int aUnit = a.Low + offset;
int bUnit = b.Low + offset;
if (currentGrid.ContainsKey(aUnit) ||
currentGrid.ContainsValue(bUnit))
{
isNotOkString = string.Format("Duplicate connection found from {0} to {1}.", aUnit, bUnit);
// No need to check the rest if this one was not OK
break;
}
else
{
currentGrid[aUnit] = bUnit;
}
}
}
}
}
catch (Exception ex)
{
isNotOkString = ex.Message;
MessageBox.Show(ex.Message);
}
// Check the ranges are within the feature's units
List <int> checkToUnits = new List <int>();
List <int> checkFromUnits = new List <int>();
// Anything that is in the current grid, we will see if it is available. But if it was deleted, we can ignore
// checking its availabilty, because we are about to free it up. Also if it was original, we can ignore it,
// since we are reprocessing it. Duplicates ON the grid have already been checked for.
// NOTE: We can simplify this to just check original, since any deleted ones were in the original.
foreach (int toUnit in currentGrid.Values)
{
if (!_original.ContainsValue(toUnit))
{
checkToUnits.Add(toUnit);
}
}
foreach (int fromUnit in currentGrid.Keys)
{
if (!_original.ContainsKey(fromUnit))
{
checkFromUnits.Add(fromUnit);
}
}
if (PortType.Input == portType)
{
if (!SpliceAndConnectionUtils.AreRangesAvailable(checkToUnits, device, portType))
{
isNotOkString = "Some To units are not in the available ranges for the device.";
}
else if (!SpliceAndConnectionUtils.AreRangesAvailable(checkFromUnits, cable, isFromEnd))
{
isNotOkString = "Some From units are not in the available ranges for the cable.";
}
}
else
{
if (!SpliceAndConnectionUtils.AreRangesAvailable(checkFromUnits, device, portType))
{
isNotOkString = "Some From units are not in the available ranges for the device.";
}
else if (!SpliceAndConnectionUtils.AreRangesAvailable(checkToUnits, cable, isFromEnd))
{
isNotOkString = "Some To units are not in the available ranges for the cable.";
}
}
if (0 == isNotOkString.Length)
{
// For the deleted ones, if they were added back, don't delete them...
List <int> keys = new List <int>();
keys.AddRange(_deleted.Keys);
foreach (int key in keys)
{
if (currentGrid.ContainsKey(key) &&
currentGrid[key] == _deleted[key])
{
// It is added back, so don't delete it
_deleted.Remove(key);
}
}
_connectionHelper.BreakConnections(cable, device, _deleted, portType, false);
// For the added ones, if they already exist or are not available, don't add them
// Since we already know they are in the fiber count range, the only problem would be if they were already
// spliced. This would be the case if (1) it was part of the original, (2) has already appeared higher
// on the currentGrid, (3) is spliced to something else. (2) is handled when building currentGrid, by checking
// if the aUnit or bUnit was already used and (3) is checked in the AreRangesAvailable checks. So now we will
// confirm (1)...
keys.Clear();
keys.AddRange(currentGrid.Keys);
foreach (int key in keys)
{
if (_original.ContainsKey(key) &&
_original[key] == currentGrid[key])
{
currentGrid.Remove(key);
}
}
_connectionHelper.MakeConnections(cable, device, currentGrid, isFromEnd, portType, false);
// These are no longer part of the originals
foreach (int deletedKey in _deleted.Keys)
{
_original.Remove(deletedKey);
}
// These are now part of the originals
foreach (KeyValuePair <int, int> addedPair in currentGrid)
{
_original[addedPair.Key] = addedPair.Value;
}
_deleted.Clear(); // The grid is fresh
// Set the existing rows as committed data. Less than count-1 lets us avoid the insert row
for (int i = 0; i < grdConnections.Rows.Count - 1; i++)
{
grdConnections.Rows[i].ReadOnly = true;
}
btnSave.Enabled = false;
btnSave.Tag = false; // No edits have been made
result = true;
}
}
}
catch (Exception ex)
{
MessageBox.Show("Error: " + ex.ToString());
}
if (0 < isNotOkString.Length)
{
string message = string.Format("{0}\nPlease correct this and try again.", isNotOkString);
MessageBox.Show(message, "Connection Editor", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
return(result);
}