public void Decode_MessageWithTableDimensions_ReturnsMessageDecodedForVerticalLinesAlgorithm(
string message, int rows, int columns, string encodedMessage)
{
var routeCipher = new RouteCipher(new VerticalLinesAlgorithm());
var encoded = routeCipher.Decode(message, rows, columns);
Assert.Equal(encodedMessage, encoded);
}
public IActionResult RouteDecrypt([FromBody] RouteEncryptViewModel viewModel)
{
RouteCipher cipher = new RouteCipher(viewModel.Key);
string decrypted = "";
try
{
decrypted = cipher.Decrypt(viewModel.Message);
}
catch (Exception e)
{
return(BadRequest(new { Result = false, Message = e.Message }));
}
return(Json(decrypted));
}
public IActionResult RouteVisualization([FromBody] RouteEncryptViewModel viewModel)
{
RouteCipher cipher = new RouteCipher(viewModel.Key);
string encrypted = "";
string[] results = new string[3] {
"output", "input", "route"
};
List <int> RouteList = new List <int>();
string input = viewModel.Message;
input = StringHelper.ReplaceWhitespace(input, "");
input = input.ToUpper();
results[1] = input;
try
{
encrypted = cipher.Encrypt(viewModel.Message);
results[0] = encrypted;
int encryptedCounter = 0;
int direction = 0;//0-down, 1-left, 2-up, 3-right
int columnRangeMin = 0;
int columnRangeMax = cipher.MessageMatrix.GetLength(1) - 1;
int rowRangeMin = 0;
int rowRangeMax = cipher.MessageMatrix.GetLength(0) - 1;
int steps = 0;
while (steps < input.Length)
{
if (direction == 0)
{
if (encryptedCounter >= cipher.MessageMatrix.Length)
{
break;
}
for (int i = rowRangeMin; i <= rowRangeMax; i++)
{
RouteList.Add(i);
RouteList.Add(columnRangeMax);
encryptedCounter++;
}
direction = 1;
columnRangeMax--;
}
if (direction == 1)
{
if (encryptedCounter >= cipher.MessageMatrix.Length)
{
break;
}
for (int i = columnRangeMax; i >= columnRangeMin; i--)
{
RouteList.Add(rowRangeMax);
RouteList.Add(i);
encryptedCounter++;
}
direction = 2;
rowRangeMax--;
}
if (direction == 2)
{
if (encryptedCounter >= cipher.MessageMatrix.Length)
{
break;
}
for (int i = rowRangeMax; i >= columnRangeMin; i--)
{
RouteList.Add(i);
RouteList.Add(columnRangeMin);
encryptedCounter++;
}
direction = 3;
columnRangeMin++;
}
if (direction == 3)
{
if (encryptedCounter >= cipher.MessageMatrix.Length)
{
break;
}
for (int i = columnRangeMin; i <= columnRangeMax; i++)
{
RouteList.Add(rowRangeMin);
RouteList.Add(i);
encryptedCounter++;
}
direction = 0;
rowRangeMin++;
}
}
var stringRoute = new StringBuilder();
for (int i = 0; i < RouteList.Count; i++)
{
stringRoute.Append(RouteList[i]);
stringRoute.Append(',');
}
results[2] = stringRoute.ToString();
}
catch (Exception e)
{
return(BadRequest(new { Result = false, Message = e.Message }));
}
return(Json(results));
}
