private ReportOutPutEntity GenerateReportOutPut(int horizontalCordinate, int verticalCordinate, string faceDirection, List <string> commandSet)
{
try
{
ReportOutPutEntity pacManReport = new ReportOutPutEntity();
PacManEntity populatedEntity = PopulatePacManEntity(horizontalCordinate, verticalCordinate, faceDirection, commandSet);
//resolved location
populatedEntity = locationResolver(populatedEntity);
//Check wheter PacMan is out of Grid
if (populatedEntity.isOutOfGrid)
{
pacManReport.responceMessage = OutOfGridText;
}
else
{
pacManReport.horizontalCordinate = populatedEntity.xCordinate;
pacManReport.verticalCordinate = populatedEntity.yCordinate;
pacManReport.responceMessage = populatedEntity.responceMessage;
pacManReport.faceDirection = populatedEntity.faceDirection;
pacManReport.isValiedCommands = populatedEntity.isCommandsValidated;
pacManReport.responceMessage = populatedEntity.responceMessage;
}
return(pacManReport);
}
catch (Exception ex)
{
throw ex;
}
}
//Populate the Pacman Entity based on the User inputs by UI
private PacManEntity PopulatePacManEntity(int horizontalCordinate, int verticalCordinate, string faceDirection, List <string> commandSet)
{
try
{
//Populate Entity Properties based on arguments
PacManEntity pacManData = new PacManEntity();
pacManData = ValidateAllUserInputs(horizontalCordinate, verticalCordinate, faceDirection, commandSet);
if (pacManData != null && !pacManData.isCommandsEmpty && pacManData.isCommandsValidated)
{
//Set First level user inputs
pacManData.xCordinate = horizontalCordinate;
pacManData.yCordinate = verticalCordinate;
//set commmand level inputs
if (commandSet != null && commandSet.Count > 0)
{
List <string> commandList = new List <string>();
foreach (var item in commandSet)
{
commandList.Add(item);
//Check whether is Report Command is exist on Command List
if (item.ToLower() != ReportCommand.ToLower())
{
pacManData.isCommandsValidated = false;
pacManData.responceMessage = FalierMessage;
}
else
{
pacManData.isCommandsValidated = true;
pacManData.responceMessage = SucsessMessage;
}
}
pacManData.commandSequence = commandList;
}
else
{
pacManData.isCommandsEmpty = false;
}
}
return(pacManData);
}
catch (Exception ex)
{
throw ex;
}
}
//Location Resolver
private PacManEntity locationResolver(PacManEntity pacManData)
{
try
{
//Validate against face direction
if (pacManData != null)
{
if (pacManData.faceDirection.ToLower() == DirectionNorth.ToLower() && pacManData.isCommandsEnd == false)
{
//call to property seeter based on commands
pacManData.directionIdentifier = 1;
propertySetterForLocation(pacManData);
}
if (pacManData.faceDirection.ToLower() == DirectionEast.ToLower() && pacManData.isCommandsEnd == false)
{
//call to property seeter based on commands
pacManData.directionIdentifier = 2;
propertySetterForLocation(pacManData);
}
if (pacManData.faceDirection.ToLower() == DirectionSouth.ToLower() && pacManData.isCommandsEnd == false)
{
//call to property seeter based on commands
pacManData.directionIdentifier = 3;
propertySetterForLocation(pacManData);
}
if (pacManData.faceDirection.ToLower() == DirectionWest.ToLower() && pacManData.isCommandsEnd == false)
{
//call to property seeter based on commands
pacManData.directionIdentifier = 4;
propertySetterForLocation(pacManData);
}
}
return(pacManData);
}
catch (Exception ex)
{
throw ex;
}
}
//Property setter against commands by user
private PacManEntity propertySetterForLocation(PacManEntity pacManData)
{
try
{
if (pacManData.commandSequence != null)
{
if (pacManData.commandSequence.Count > 0)
{
foreach (var item in pacManData.commandSequence)
{
//If report command find loop will exit
if (item.ToLower() == ReportCommand.ToLower())
{
pacManData.isCommandsEnd = true;
break;
}
if (item.ToLower() == MoveCommand.ToLower())
{
if (pacManData.directionIdentifier == 1)
{
pacManData.yCordinate += 1;
}
else if (pacManData.directionIdentifier == 2)
{
pacManData.xCordinate += 1;
}
else if (pacManData.directionIdentifier == 3)
{
pacManData.yCordinate -= 1;
}
else if (pacManData.directionIdentifier == 4)
{
pacManData.xCordinate -= 1;
}
}
if (item.ToLower() == DirectionCommandLeft.ToLower())
{
if (pacManData.directionIdentifier == 1)
{
pacManData.directionIdentifier = 1 + 3;
pacManData.faceDirection = DirectionWest;
continue;
}
if (pacManData.directionIdentifier == 2)
{
pacManData.directionIdentifier = 2 - 1;
pacManData.faceDirection = DirectionNorth;
continue;
}
if (pacManData.directionIdentifier == 3)
{
pacManData.directionIdentifier = 3 - 1;
pacManData.faceDirection = DirectionEast;
continue;
}
if (pacManData.directionIdentifier == 4)
{
pacManData.directionIdentifier = 4 - 1;
pacManData.faceDirection = DirectionSouth;
continue;
}
}
if (item.ToLower() == DirectionCommandRight.ToLower())
{
if (pacManData.directionIdentifier == 1)
{
pacManData.directionIdentifier = 1 + 1;
pacManData.faceDirection = DirectionEast;
continue;
}
if (pacManData.directionIdentifier == 2)
{
pacManData.directionIdentifier = 2 + 1;
pacManData.faceDirection = DirectionSouth;
continue;
}
if (pacManData.directionIdentifier == 3)
{
pacManData.directionIdentifier = 3 + 1;
pacManData.faceDirection = DirectionWest;
continue;
}
if (pacManData.directionIdentifier == 4)
{
pacManData.directionIdentifier = 4 - 3;
pacManData.faceDirection = DirectionNorth;
continue;
}
}
}
}
if (pacManData.xCordinate > 5)
{
pacManData.isOutOfGrid = true;
}
}
return(pacManData);
}
catch (Exception ex)
{
throw ex;
}
}
//Validate all User Inputs in Correct Format
public PacManEntity ValidateAllUserInputs(int horizontalCordinate, int verticalCordinate, string faceDirection, List <string> commandSet)
{
try
{
PacManEntity validatedPacManData = new PacManEntity();
if (string.IsNullOrEmpty(faceDirection))
{
validatedPacManData.isCommandsEmpty = true;
return(validatedPacManData);
}
else if (!string.IsNullOrEmpty(faceDirection))
{
if (IsFaceDirectionValied(faceDirection))
{
validatedPacManData.isCommandsValidated = true;
validatedPacManData.faceDirection = faceDirection.ToUpper();
}
else
{
validatedPacManData.isCommandsValidated = false;
validatedPacManData.faceDirection = string.Empty;
validatedPacManData.responceMessage = FalierMessage;
return(validatedPacManData);
}
}
if (commandSet != null && commandSet.Count > 0)
{
//check whether first command is in correct format
string firstCommand = commandSet[0];
if (firstCommand.ToLower() == PlaceCommand.ToLower())
{
validatedPacManData.isCommandsValidated = true;
//Validate other User Inputs
foreach (var item in commandSet)
{
if (item.ToLower() == MoveCommand.ToLower())
{
validatedPacManData.isCommandsValidated = true;
}
else if (item.ToLower() == DirectionCommandLeft.ToLower())
{
validatedPacManData.isCommandsValidated = true;
}
else if (item.ToLower() == DirectionCommandRight.ToLower())
{
validatedPacManData.isCommandsValidated = true;
}
else if (item.ToLower() != MoveCommand.ToLower() && item.ToLower() != DirectionCommandLeft.ToLower() && item.ToLower() != DirectionCommandRight.ToLower() && item.ToLower() != ReportCommand.ToLower() && item.ToLower() != PlaceCommand.ToLower())
{
validatedPacManData.isCommandsValidated = false;
return(validatedPacManData);
}
else if (item.ToLower() == ReportCommand.ToLower())
{
return(validatedPacManData);
}
else
{
validatedPacManData.isCommandsValidated = false;
validatedPacManData.responceMessage = FalierMessage;
}
}
}
else
{
validatedPacManData.isCommandsValidated = false;
validatedPacManData.responceMessage = FalierMessage;
}
}
else
{
validatedPacManData.isCommandsValidated = false;
validatedPacManData.responceMessage = FalierMessage;
}
return(validatedPacManData);
}
catch (Exception ex)
{
throw ex;
}
}
