public static void ExecuteCampImport(string campName, string campDate)
{
try
{
SqlCommand command = new SqlCommand("InsertCamp", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
command.Parameters.Add("@CampName", SqlDbType.VarChar, 25).Value = CorrectValue(campName);
command.Parameters.Add("@CampDate", SqlDbType.Date).Value = Convert.ToDateTime(campDate).Date;
SQLCommand campInsertCommand = new SQLCommand(command, SQLCommand.CommandType.Insert);
ExecuteStoredProcedure(campInsertCommand);
}
catch (Exception e)
{
if (e.Message.Contains("PRIMARY KEY constraint"))
{
MessageBox.Show($"Cannot insert camp, {campName}, because that camp on {campDate} already exists.");
}
else
{
MessageBox.Show(e.Message);
}
}
}
public static void ExecuteAddAttendanceManual(int campID, int studentID)
{
try
{
SqlCommand command = new SqlCommand("InsertAttendanceManual", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
command.Parameters.Add("@CampID", SqlDbType.Int).Value = campID;
command.Parameters.Add("@StudentID", SqlDbType.Int).Value = studentID;
SQLCommand insertAttendanceCommand = new SQLCommand(command, SQLCommand.CommandType.Insert);
ExecuteStoredProcedure(insertAttendanceCommand);
//Check for duplicate camp entry for each ids
}
catch (SqlException e)
{
if (e.ErrorCode == 2627)
{
MessageBox.Show("Duplicate Entry into a camp. Insertion Skipped.");
return;
}
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
}
public static List <string> ExecuteGetTableColsAndVals(string tableName)
{
DataTable columnNames = new DataTable();
try
{
SqlCommand command = new SqlCommand("GetTableCols", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
command.Parameters.Add("@tableName", SqlDbType.VarChar, 30).Value = tableName;
SQLCommand ColumnNames = new SQLCommand(command, SQLCommand.CommandType.Select);
columnNames = (DataTable)ExecuteStoredProcedure(ColumnNames);
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
List <string> returnedList = new List <string>();
foreach (DataRow r in columnNames.Rows)
{
returnedList.Add(r[0].ToString() + " " + r[1].ToString());
}
return(returnedList);
}
public static void ExecuteAddAttendance(int campID, string firstName, string lastName, string birthday, string school)
{
try
{
SqlCommand command = new SqlCommand("InsertAttendance", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
command.Parameters.Add("@CampID", SqlDbType.Int).Value = campID;
command.Parameters.Add("@FirstName", SqlDbType.VarChar, 25).Value = firstName;
command.Parameters.Add("@LastName", SqlDbType.VarChar, 25).Value = lastName;
command.Parameters.Add("@School", SqlDbType.VarChar, -1).Value = school;
if (birthday == null || birthday == String.Empty)
{
command.Parameters.Add("@Birthday", SqlDbType.Date).Value = new DateTime(1970, 1, 1).Date;
}
else
{
command.Parameters.Add("@Birthday", SqlDbType.Date).Value = DateTime.Parse(birthday).Date;
}
SQLCommand insertAttendanceCommand = new SQLCommand(command, SQLCommand.CommandType.Insert);
ExecuteStoredProcedure(insertAttendanceCommand);
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
}
public static string GetUserRole(string username)
{
SqlCommand userRole = new SqlCommand("GetUserRole", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
userRole.Parameters.Add("@UserName", SqlDbType.VarChar, 25).Value = username;
SQLCommand userRoleCommand = new SQLCommand(userRole, SQLCommand.CommandType.Select);
return(((DataTable)ExecuteStoredProcedure(userRoleCommand)).Rows[0][0].ToString());
}
public static DataRow GetMailingInformation(string ID)
{
SqlCommand studentMailInfo = new SqlCommand("GetMailingList", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
studentMailInfo.Parameters.Add("@StudentID", SqlDbType.Int).Value = Convert.ToInt32(ID);
SQLCommand command = new SQLCommand(studentMailInfo, SQLCommand.CommandType.Select);
DataRow test = ((DataTable)ExecuteStoredProcedure(command)).Rows[0];
return(((DataTable)ExecuteStoredProcedure(command)).Rows[0]);
}
public static DataTable GetCamps()
{
try
{
SqlCommand command = new SqlCommand("GetCamps", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
SQLCommand getCampsCommand = new SQLCommand(command, SQLCommand.CommandType.Select);
return((DataTable)ExecuteStoredProcedure(getCampsCommand));
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
return(null);
}
/// <summary>
/// Executes a stored procedure on database
/// </summary>
/// <param name="command"></param>
/// <returns>Either a <see cref="DataTable"/> (Select) or a number of records effected (Insert,Update,Delete)</returns>
private static object ExecuteStoredProcedure(SQLCommand command)
{
try
{
DatabaseConnection.Open();
if (command.Type == SQLCommand.CommandType.Select)
{
DataTable returnedData = new DataTable();
SqlDataReader reader = command.CommandData.ExecuteReader();
returnedData.Load(reader);
DatabaseConnection.Close();
return(returnedData);
}
else if (command.Type != SQLCommand.CommandType.Select && command.Type != null)
{
var recordsAffected = command.CommandData.ExecuteNonQuery();
DatabaseConnection.Close();
return(recordsAffected);
}
else
{
return(null);
}
}
catch (Exception e)
{
if (e.Message.Contains("PRIMARY KEY constraint"))
{
MessageBox.Show("Cannot insert student because this student already exists in the database.");
}
else
{
MessageBox.Show(e.Message);
}
}
finally
{
if ((DatabaseConnection.State & ConnectionState.Open) != 0)
{
DatabaseConnection.Close();
}
}
return(null);
}
public static List <string> ExecuteGetNames(string procName)
{
DataTable columnNames = new DataTable();
try
{
SqlCommand command = new SqlCommand(procName, DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
SQLCommand ColumnNames = new SQLCommand(command, SQLCommand.CommandType.Select);
columnNames = (DataTable)ExecuteStoredProcedure(ColumnNames);
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
return(ColumnToList(columnNames));
}
/// <summary>
/// Executes the UserLogin Stored Procedure on database
/// </summary>
/// <param name="username"></param>
/// <param name="hashedPassword"></param>
/// <returns>If the login is successful</returns>
public static bool ExecuteUserLoginStoredProcedure(string username, string hashedPassword)
{
try
{
SqlCommand command = new SqlCommand("AccountLogin", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
command.Parameters.Add("@Username", SqlDbType.VarChar, 25).Value = username;
command.Parameters.Add("@Password", SqlDbType.VarChar, 300).Value = hashedPassword;
SQLCommand userLoginCommand = new SQLCommand(command, SQLCommand.CommandType.Select);
DataTable returnedData = (DataTable)ExecuteStoredProcedure(userLoginCommand);
return(returnedData.Rows.Count == 1);
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
return(false);
}
/// <summary>
/// Creates the user in the database.
/// </summary>
/// <param name="username"></param>
/// <param name="hashedPassword"></param>
/// <returns>If the username is taken return false, otherwise return true.</returns>
public static bool ExecuteSignUpStoredProcedure(string username, string hashedPassword)
{
try
{
SqlCommand command = new SqlCommand("AccountSignUp", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
command.Parameters.Add("@Username", SqlDbType.VarChar, 25).Value = username;
command.Parameters.Add("@HashedPassword", SqlDbType.VarChar, 300).Value = hashedPassword;
command.Parameters.Add("@Role", SqlDbType.VarChar, 8).Value = "ReadOnly";
SQLCommand userSignUpCommand = new SQLCommand(command, SQLCommand.CommandType.Insert);
int rowsInserted = (int)ExecuteStoredProcedure(userSignUpCommand);
return(rowsInserted == 1);
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
return(false);
}
internal static DataTable CheckForExactDuplicateas(string firstName, string lastName, string currentSchool, string birthdate)
{
SqlCommand matchStudent = new SqlCommand("CheckForExactDuplicates", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
matchStudent.Parameters.Add("@FirstName", SqlDbType.VarChar, 25).Value = firstName;
matchStudent.Parameters.Add("@LastName", SqlDbType.VarChar, 25).Value = lastName;
matchStudent.Parameters.Add("@School", SqlDbType.VarChar, -1).Value = currentSchool;
if (birthdate != String.Empty)
{
matchStudent.Parameters.Add("@BirthDate", SqlDbType.Date).Value = DateTime.Parse(birthdate).Date;
}
else
{
matchStudent.Parameters.Add("@BirthDate", SqlDbType.Date).Value = new DateTime(1970, 1, 1).Date;
}
SQLCommand dupeCommand = new SQLCommand(matchStudent, SQLCommand.CommandType.Select);
return((DataTable)ExecuteStoredProcedure(dupeCommand));
}
public static List <string> ExecuteGetTableCols(string tableName)
{
DataTable columnNames = new DataTable();
try
{
SqlCommand command = new SqlCommand("GetTableCols", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
command.Parameters.Add("@tableName", SqlDbType.VarChar, 30).Value = tableName;
SQLCommand ColumnNames = new SQLCommand(command, SQLCommand.CommandType.Select);
columnNames = (DataTable)ExecuteStoredProcedure(ColumnNames);
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
return(ColumnToList(columnNames));
}
public static void ExecuteStudentImport(string firstName, string lastName, string preferredName, string email, string birthdate, string gender, string ethnicity, string race, string address, string city,
string state, string postalCode, string cellPhoneNumber, string homephoneNumber, string parentName, string currentSchool, string intendedYearOfGraduation,
string currentYearInSchool, string tShirtSize, string insurance, bool?potentialEngineer, string studentID, string lastContacted, string misc = emptyString, string dateOfCampusVisit = "")
{
try
{
SqlCommand command = new SqlCommand("InsertStudent", DatabaseConnection)
{
CommandType = CommandType.StoredProcedure
};
command.Parameters.Add("@FirstName", SqlDbType.VarChar, 25).Value = firstName;
command.Parameters.Add("@LastName", SqlDbType.VarChar, 25).Value = lastName;
command.Parameters.Add("@School", SqlDbType.VarChar, -1).Value = currentSchool;
command.Parameters.Add("@PreferredName", SqlDbType.VarChar, 25).Value = CorrectValue(preferredName);
command.Parameters.Add("@Email", SqlDbType.VarChar, 100).Value = CorrectValue(email);
if (birthdate == null || birthdate == String.Empty)
{
command.Parameters.Add("@BirthDate", SqlDbType.Date).Value = new DateTime(1970, 1, 1).Date;
}
else
{
command.Parameters.Add("@BirthDate", SqlDbType.Date).Value = DateTime.Parse(birthdate).Date;
}
command.Parameters.Add("@Gender", SqlDbType.VarChar, 10).Value = CorrectValue(gender);
command.Parameters.Add("@Ethnicity", SqlDbType.VarChar, 35).Value = CorrectValue(ethnicity);
command.Parameters.Add("@Race", SqlDbType.VarChar, 35).Value = CorrectValue(race);
command.Parameters.Add("@AddressLine", SqlDbType.VarChar, 200).Value = CorrectValue(address);
command.Parameters.Add("@City", SqlDbType.VarChar, 100).Value = CorrectValue(city);
command.Parameters.Add("@State", SqlDbType.VarChar, 25).Value = CorrectValue(state);
command.Parameters.Add("@Zip", SqlDbType.VarChar, 20).Value = CorrectValue(postalCode);
command.Parameters.Add("@CellPhone", SqlDbType.VarChar, 14).Value = CorrectValue(cellPhoneNumber);
command.Parameters.Add("@DayPhone", SqlDbType.VarChar, 14).Value = CorrectValue(homephoneNumber);
command.Parameters.Add("@ParentName", SqlDbType.VarChar, 25).Value = CorrectValue(parentName);
if (intendedYearOfGraduation != String.Empty)
{
command.Parameters.Add("@HighSchoolGrad", SqlDbType.Int).Value = Convert.ToInt32(intendedYearOfGraduation);
}
else
{
command.Parameters.Add("@HighSchoolGrad", SqlDbType.Int).Value = DBNull.Value;
}
if (intendedYearOfGraduation != String.Empty)
{
command.Parameters.Add("@YrInSchool", SqlDbType.Int).Value = Convert.ToInt32(intendedYearOfGraduation);
}
else
{
command.Parameters.Add("@YrInSchool", SqlDbType.Int).Value = DBNull.Value;
}
command.Parameters.Add("@TShirtSize", SqlDbType.VarChar, 10).Value = CorrectValue(tShirtSize);
command.Parameters.Add("@Insurance", SqlDbType.VarChar, 100).Value = CorrectValue(insurance);
command.Parameters.Add("@EngineeringStudent", SqlDbType.Bit).Value = (bool)potentialEngineer;
if (studentID != String.Empty)
{
command.Parameters.Add("@StudentID", SqlDbType.Int).Value = Convert.ToInt32(studentID);
}
else
{
command.Parameters.Add("@StudentID", SqlDbType.Int).Value = DBNull.Value;
}
if (lastContacted == null || lastContacted == String.Empty)
{
command.Parameters.Add("@DateOfLastContact", SqlDbType.Date).Value = DBNull.Value;
}
else
{
command.Parameters.Add("@DateOfLastContact", SqlDbType.Date).Value = DateTime.Parse(lastContacted).Date;
}
command.Parameters.Add("@Misc", SqlDbType.VarChar, -1).Value = CorrectValue(misc);
command.Parameters.Add("@DateOfCampusVisit", SqlDbType.Date).Value = CorrectValue(dateOfCampusVisit);
SQLCommand studentInsertCommand = new SQLCommand(command, SQLCommand.CommandType.Insert);
ExecuteStoredProcedure(studentInsertCommand);
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
}
