std::vector<std::vector<QString> > Connector::getTeachersStudentsStats(QString teacher)
{
std::string query = "SELECT username, currentLevel, playedTime, wordsHit, wordsMissed, longestWordHit, longestStreak FROM User, Teaches where student = username and teacher = '" + teacher.toStdString() + "';";
mysql_query(connection, query.c_str());
MYSQL_RES *result = mysql_store_result(connection);
MYSQL_ROW row;
std::vector<std::vector<QString> > vRows(mysql_num_rows(result));
int j = 0;
while((row = mysql_fetch_row(result)) != NULL)
{
std::vector<QString> vColumns(mysql_num_fields(result));
for(size_t i = 0; i < mysql_num_fields(result); i++)
{
vColumns[i] = row[i];
}
vRows[j] = vColumns;
j++;
}
return vRows;
}
std::vector<std::vector<QString> > Connector::getEveryonesStats()
{
std::string query = "select username, currentLevel, playedTime, wordsHit, wordsMissed, longestWordHit, longestStreak from User;";
mysql_query(connection, query.c_str());
MYSQL_RES *result = mysql_store_result(connection);
MYSQL_ROW row;
std::vector<std::vector<QString> > vRows(mysql_num_rows(result));
int j = 0;
while((row = mysql_fetch_row(result)) != NULL)
{
std::vector<QString> vColumns(mysql_num_fields(result));
for(size_t i = 0; i < mysql_num_fields(result); i++)
{
vColumns[i] = row[i];
}
vRows[j] = vColumns;
j++;
}
return vRows;
}
/* converting a CellMatrix to a std::vector<string> */
vector<string> FromCellMatrixToVectorStr(const CellMatrix& aCM, const vector<bool>& aIsDate)
{
size_t vRows(aCM.RowsInStructure()), vCols(aCM.ColumnsInStructure());
vector<string> vVect(vRows*vCols);
CellValue vTmpCell;
double vTmpDbl;
MG_Date vTmpDate;
for(size_t i=0; i<vRows; ++i)
{
for(size_t j=0; j<vCols; ++j)
{
vTmpCell = aCM(i,j);
if (vTmpCell.IsAString())
{
vVect[j+i*vCols] = aCM(i,j);
continue;
}
if (vTmpCell.IsANumber())
{
vTmpDbl = aCM(i,j);
if (aIsDate[j])
{
vTmpDate = MG_Date(FromXLDateToJulianDay(vTmpDbl));
vVect[j+i*vCols] = vTmpDate.ToString('/');
continue;
}
vVect[j+i*vCols] = ftoa(vTmpDbl);
continue;
}
}
}
return vVect;
}
/* converting a CellMatrix to a MG_Matrix */
MG_Matrix FromCellMatrixToMGMatrix(const CellMatrix& aCM)
{
size_t vRows(aCM.RowsInStructure()), vCols(aCM.ColumnsInStructure());
MG_Matrix vMat(vRows, vCols);
for(size_t i=0; i<vRows; ++i)
for(size_t j=0; j<vCols; ++j)
vMat(i, j) = aCM(i, j).NumericValue();
return vMat;
}