/// <summary>
/// Sends the MD5 hash of the final matrix cross product and receives an answer as to whether the calculation was correct.
/// </summary>
/// <param name="MD5String"></param>
/// <returns>Returns: ResultOfString containing a phrase indicating whether the calculation was correct</returns>
public async Task <ResultOfString> CheckAnswer(string MD5String)
{
// Post to service to check whether the matrix was correct.
string address = "api/numbers/validate";
HttpResponseMessage response = await client.PostAsync(address, new StringContent(MD5String, Encoding.UTF8, "text/json"));
string content = await response.Content.ReadAsStringAsync();
object resultObj = JsonConvert.DeserializeObject(content, typeof(ResultOfString));
ResultOfString result = (ResultOfString)resultObj;
return(result);
}
/// <summary>
/// Main method run using async
/// </summary>
/// <returns></returns>
static async Task MainAsync()
{
// does all calculations
CalculationsAsync calculations = new CalculationsAsync();
stringBuilder = new StringBuilder();
// initialize datasets
int[][] cols = new int[numElements][];
GetData getData = new GetData();
ResultOfInt32 resultOfInt32 = await getData.InitializeDataset(numElements.ToString());
firstDate = DateTime.Now;
datasetA = await getData.Fillmatrix("A", numElements);
datasetB = await getData.Fillmatrix("B", numElements);
afterload = DateTime.Now;
// Better to use parallel processing
//int[][] datasetProd = await calculations.CalculateproductAsync(datasetA, datasetB, numElements);
int[][] datasetProd = calculations.CalculateMatrixParallel(datasetA, datasetB, numElements);
// Build the string to hash
secondDate = DateTime.Now;
for (int i = 0; i < numElements; i++)
{
for (int j = 0; j < numElements; j++)
{
stringBuilder.Append(datasetProd[i][j]);
}
}
// build the MD5 hash. Fatser to build string using a stringbuilder
string finalString = stringBuilder.ToString();
string md5hash = calculations.BuildMD5String(finalString);
thirdDate = DateTime.Now;
ResultOfString result = await getData.CheckAnswer(md5hash);
passed = result.Success;
if (result.Value == null)
{
message = "No Message";
}
else
{
message = result.Value;
}
}