MARKS

#include "stdafx.h"
#include <iostream>
#include <conio.h>
#include <iomanip>
#include <string>
#include <ctype.h>
#include <fstream>
#include <Windows.h>

using namespace std;

struct monthsSales
{
	int salesmanNo;
	char forename[20], surname[20];
	int sales[12];
	double average;
	double bonus;
};

//Prototypes - common functions
void gotoXY(short x, short y);
void pressKey(int col, int row);
void message(string mess, int col, int row);
char again(int col, int row);
int  getOption(int c, int r, int min, int max);
char * toUpperCase(char s1[]);
void salesHeadings(int row);
void printRecord(monthsSales sales, int row);
void clearLine(int col, int row);

//Prototypes - menus
void mainMenu();
void displayMenu();
void reportMenu();
void statisticsMenu();
void populateSalesmanDetails();
void updateMenu();
void Update();
void updateSalesmenDetails();

//Prototypes - menu process functions
void addSales();





int main()
{
	/*populateSalesmanDetails();*/
	int mOpt, dOpt, sOpt, rOpt;
	do
	{
		mainMenu();
		mOpt = getOption(45, 20, 1, 5);

		switch (mOpt)
		{
		case 1:
			addSales();
			break;
		case 2:

			break;
		case 3:
			Update();
			break;
		case 4:
			reportMenu();
			break;
		}
	} while (mOpt != 5);

	return 0;
}



//void populateSalesmanDetails()
//{
//  ofstream out;
//
//
//  out.open("SalesDetails.dat", ios::binary | ios::app);
//
//  for (int i = 0; i < 1; i++)
//  {
//      out.write((char *)& salesmanDetails[i], sizeof(monthsSales));
//  }
//
//  if (out.good())
//      message("Records Added to File", 8, 18);
//
//  out.close();
//}

void message(string mess, int col, int row)
{
	gotoXY(col, row);
	cout << mess;
	pressKey(col, row + 2);
}//end of message

void pressKey(int col, int row)
{
	gotoXY(col, row);
	cout << "Press any key to continue...";
	_getch();
}

void gotoXY(short x, short y)
{
	COORD c = { x, y };
	SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), c);
}

char again(int col, int row)
{
	char reply;

	do
	{
		gotoXY(col, row);
		cin >> noskipws >> reply;
		reply = toupper(reply);

		if ((reply != 'Y' && reply != 'N'))
		{
			message("Must Enter Y or N", 5, row + 3);
			clearLine(col, row);

			//  cin.clear();
			cin.ignore(150, '\n');
		}

		cin.setf(ios::skipws);

	} while (reply != 'Y' && reply != 'N');

	return reply;
}

int getOption(int c, int r, int min, int max)
{
	int x;

	gotoXY(c, r);
	cin >> x;
	cin.ignore(10, '\n');
	while ((x< min) || (x> max))
	{
		message("Invalid Option", 20, 22);
		gotoXY(c, r);
		cout << "_";
		gotoXY(c, r);
		cin >> x;
		cin.ignore(10, '\n');
	}
	return x;
}

char* toUpperCase(char s1[]) //Change to Upper Case
{
	for (int i = 0; i < strlen(s1); i++)
	{
		s1[i] = toupper(s1[i]);
	}

	return s1;
}

void salesHeadings(int row)  //output headings
{
	gotoXY(1, row); cout << "Salesman";
	gotoXY(10, row); cout << "forename";
	gotoXY(31, row); cout << "Surname";
	gotoXY(52, row); cout << "Sales";
	gotoXY(61, row); cout << "Average";
	gotoXY(70, row); cout << "Bonus";

	row++;

	gotoXY(1, row); cout << "No";
	gotoXY(52, row); cout << "Figures";
	gotoXY(61, row); cout << "numbers sold";
	gotoXY(75, row); cout << "% of profit";
}

void printRecord(monthsSales sales, int row)
{
	gotoXY(1, row); cout << sales.salesmanNo;
	gotoXY(10, row); cout << sales.forename;
	gotoXY(31, row); cout << sales.surname;
	gotoXY(52, row); cout << sales.sales;
	gotoXY(61, row); cout << sales.average;
	gotoXY(75, row); cout << sales.bonus;
}

void clearLine(int col, int row)
{
	//Used to clear prompts and user input
	gotoXY(col, row);

	for (int i = col; i <= 80; i++)
	{
		cout << " ";
	}
}

void mainMenu()
{
	system("cls");
	gotoXY(25, 4); cout << "M A I N   M E N U";
	gotoXY(20, 7); cout << "1. Add Salesman Figures";
	gotoXY(20, 9); cout << "2. Display Salesman Yearly Figures ";
	gotoXY(20, 11); cout << "3. Update Salesman Figures";
	gotoXY(20, 13); cout << "4. Reports";
	gotoXY(20, 15); cout << "5. Exit";
	gotoXY(20, 20); cout << "Enter Option (1 - 5)    [_]";
}

void displayMenu()
{
	system("cls");
	gotoXY(25, 4); cout << "D I S P L A Y   M E N U";
	gotoXY(20, 7); cout << "1. Display All Salesmen";
	gotoXY(20, 11); cout << "2. Exit";
	gotoXY(20, 14); cout << "Enter Option (1 - 2)    [_]";

}

void reportMenu()
{
	system("cls");
	gotoXY(25, 4); cout << "R E P O R T S   M E N U";
	gotoXY(20, 7); cout << "1. List of salesmen with monthly sales figures, average and bonus.";
	gotoXY(20, 9); cout << "2. Statistics";
	gotoXY(20, 11); cout << "3. Exit";
	gotoXY(20, 14); cout << "Enter Option (1 - 3)    [_]";

}

void statisticsMenu()
{
	system("cls");
	gotoXY(25, 4); cout << "S T A T I S T I C S  R E P O R T S   M E N U";
	gotoXY(20, 7); cout << "1. Number of Salesmen";
	gotoXY(20, 9); cout << "2. Statistics";
	gotoXY(20, 11); cout << "3. Exit";
	gotoXY(20, 14); cout << "Enter Option (1 - 3)    [_]";
}

void updateMenu()
{
	system("cls");
	gotoXY(8, 4); cout << "U P D A T E  M E N U";
	gotoXY(8, 6); cout << "What Would You Like to Update? ";
	gotoXY(8, 8); cout << "1. Update a Salesmen's details";
	gotoXY(8, 10); cout << "2.  Exit";
	gotoXY(8, 12); cout << "Enter Option (1 - 2)    [_]";


}
void updateOptions()
{
gotoXY(8, 4); cout << "U P D A T E  O P T I O N S ";
	gotoXY(8, 6); cout << "What Would You Like to Update? ";
	gotoXY(8, 7); cout << "1. forename";
	gotoXY(8, 9); cout << "2. Surname";
	gotoXY(8, 11); cout << "3. Sales Figures";
	gotoXY(8, 17); cout << "4. Exit";
	gotoXY(8, 20); cout << "Enter Option (1 - 4)    [_]";
}

void Update()
{
	int mOpt;
	do
	{
		updateMenu();
		mOpt = getOption(45, 11, 1, 2);
		switch (mOpt)
		{
		case 1:
			updateSalesmenDetails();
			break;
		}

	} while (mOpt != 2);
}

void addSales()
{
	ifstream in;
	ofstream out;
	monthsSales sales;
	bool valid = false;
	bool present = false;
	int row = 4;
	system("cls");

	out.open("SalesDetails.dat", ios::binary | ios::app);

	cout << "\n\tAdd Sales Details";

	do
	{
		in.open("SalesDetails.dat", ios::binary);
		int salesmanNo = 0;
		gotoXY(3, 3);
		cout << "Please enter Salesman Number: ";
		gotoXY(36, 3);
		cin >> sales.salesmanNo;
		while (!in.eof())
		{
			in.read((char*)& sales, sizeof(monthsSales));
			if (salesmanNo = sales.salesmanNo)
			{
				present = true;
				in.close();
				gotoXY(3, 5);
				cout << "Salesman Number is present, please enter another Salesman Number.";
				pressKey(3, 7);
				clearLine(36, 3);
				clearLine(3, 5);
				clearLine(3, 7);
				cin.clear();
				break;
			}
		}
		if (cin.fail())
		{
			gotoXY(3, 5);
			cout << "Invalid number please enter another value. ";
			pressKey(3, 7);
			clearLine(3, 5);
			clearLine(3, 7);
			cin.clear();
			clearLine(33, 3);
		}
		else if (salesmanNo < 0)
		{
			gotoXY(3, 5);
			cout << "Invalid number please enter another value.  ";
			pressKey(3, 7);
			clearLine(3, 5);
			clearLine(3, 7);
			cin.clear();
			clearLine(33, 3);
		}
		else
		{
			valid = true;
			sales.salesmanNo = salesmanNo;

		}
		cin.ignore(10, '\n');
	} while (!valid || present);






			gotoXY(3, 5);
			cout << "Please enter details for forename ";

			do
			{
				string forename;
				gotoXY(40, 5);
				cin.getline(sales.forename, 20, '\n');
				for (int i = 0; i < forename.length(); i++)
				{
					forename[i] = toupper(forename[i]);
				}
				if (cin.fail())
				{
					gotoXY(3, 7);
					cout << "Invalid input please re-enter.";
					pressKey(3, 9);
					clearLine(3, 7);
					clearLine(3, 9);
					cin.clear();
					clearLine(40, 5);
				}
				else if (forename.length() > 20)
				{
					gotoXY(3, 7);
					cout << "Invalid input please re-enter. (Input must be less than 20 characters)";
					pressKey(3, 9);
					clearLine(3, 7);
					clearLine(3, 9);
					cin.clear();
					clearLine(40, 5);
				}
				else
				{
					valid = true;
					forename = sales.forename;
				}
			} while (!valid);



			gotoXY(3, 7);
			cout << "Please enter details for surname";
			do
			{
				string surname;
				gotoXY(39, 7);
				cin.getline(sales.surname, 20, '\n');
				for (int i = 0; i < surname.length(); i++)
				{
					surname[i] = toupper(surname[i]);
				}
				if (cin.fail())
				{
					gotoXY(3, 9);
					cout << "Invalid input please re-enter.";
					pressKey(3, 11);
					clearLine(3, 9);
					clearLine(3, 11);
					cin.clear();
					clearLine(39, 7);
				}
				else if (surname.length() > 20)
				{
					gotoXY(3, 9);
					cout << "Invalid input please re-enter. (Input must be less than 20 characters)";
					pressKey(3, 11);
					clearLine(3, 9);
					clearLine(3, 11);
					cin.clear();
					clearLine(39, 7);
				}
				else
				{
					valid = true;
					surname = sales.surname;
				}

			} while (!valid);


			int sale[12] = { 0 };
			double totalSales = 0.0;
			string month[12] = { "January", "Feburary", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" };

			for (int i = 0; i < 12; i++)
			{
				do
				{
					gotoXY(3, 9);
					cout << "Please enter sales made in " << month[i] << ":";
					gotoXY(41, 9);
					cin >> sale[i];
					if (cin.fail())
					{
						gotoXY(3, 11);
						cout << "Invalid input please re-enter.";
						pressKey(3, 13);
						clearLine(3, 11);
						clearLine(3, 13);
						cin.clear();
						clearLine(41, 9);
						cin.ignore(150, '\n');
					}
					else if (sale[i] < 0)
					{
						bool valid = false;
						gotoXY(3, 11);
						cout << "Invalid input please enter Sales greater than 0. ";
						pressKey(3, 13);
						clearLine(3, 11);
						clearLine(3, 13);
						clearLine(41, 9);
						cin.clear();
						cin.ignore(150, '\n');
					}
					else
					{
						bool valid = true;
						clearLine(41, 9);

					}

				} while (valid = false);

				totalSales += sale[i];
				sales.average = totalSales / 12;
			}

			if (sales.average < 200)
			{
				sales.bonus = totalSales * 0;
			}
			if (sales.average >= 200 && sales.average < 600)
			{
				sales.bonus = totalSales * 0.01;
			}
			if (sales.average >= 600 && sales.average < 1000)
			{
				sales.bonus = totalSales * 0.04;
			}
			if (sales.average >= 1000)
			{
				sales.bonus = totalSales * 0.075;
			}

			out.write((char*)& sales, sizeof(monthsSales));

			if (out.good())
			{
				message("Records added to file", 3, 18);
			}
			out.close();
		}


void updateSalesmenDetails()
{
	monthsSales sales;
	fstream update;
	int salesmanNo, uOpt = 0, position = 0;
	bool present = false;
	bool valid = false;
	char ans;

	update.open("SalesDetails.dat", ios::in | ios::out | ios::binary);

	system("cls");
	gotoXY(3, 3);
	cout << "Please enter Salesman No: ";
	cin >> salesmanNo;

	//Condition Output stream for floating point values
	cout << fixed << setprecision(2);

	while (!present && !update.eof())
	{
		update.read((char *)& sales, sizeof(monthsSales));

		if (update.good())
		{
			if (sales.salesmanNo = salesmanNo)
			{
				system("cls");
				present = true;
				salesHeadings(10);
				printRecord(sales, 13);


				pressKey(3, 24);

				do
				{
					updateOptions();
					uOpt = getOption(33, 20, 1, 4);
					switch (uOpt)
					{
					case 1:
						system("cls");
						salesHeadings(10);
						printRecord(sales, 13);
						gotoXY(3, 26); cout << "Please enter the updated forename: ";

						do
						{

							string forename;

							gotoXY(37, 26);
							cin.getline(sales.forename, 20, '\n');
							for (int i = 0; i < forename.length(); i++)
							{
								forename[i] = toupper(forename[i]);
							}
							if (cin.fail())
							{
								gotoXY(3, 28);
								cout << "Invalid input please re-enter.";
								pressKey(3, 29);
								clearLine(3, 28);
								clearLine(3, 29);
								cin.clear();
								clearLine(37, 26);
							}
							else if (forename.length() > 20)
							{
								gotoXY(3, 24);
								cout << "Invalid input please re-enter. (Input must be less than 20 characters)";
								pressKey(3, 26);
								clearLine(3, 24);
								clearLine(3, 26);
								cin.clear();
								clearLine(37, 22);
							}
							else
							{
								valid = true;
								forename == sales.forename;
							}
						} while (!valid);

						break;




					case 2:
						system("cls");
						salesHeadings(10);
						printRecord(sales, 13);
						gotoXY(8, 22); cout << "Please enter updated surname: ";

						do
						{

							string surname;

							gotoXY(37, 22);
							cin.getline(sales.surname, 20, '\n');
							for (int i = 0; i < surname.length(); i++)
							{
								surname[i] = toupper(surname[i]);
							}
							if (cin.fail())
							{
								gotoXY(3, 24);
								cout << "Invalid input please re-enter.";
								pressKey(3, 26);
								clearLine(3, 24);
								clearLine(3, 26);
								cin.clear();
								clearLine(37, 22);
							}
							else if (surname.length() > 20)
							{
								gotoXY(3, 24);
								cout << "Invalid input please re-enter. (Input must be less than 20 characters)";
								pressKey(3, 26);
								clearLine(3, 24);
								clearLine(3, 26);
								cin.clear();
								clearLine(37, 22);
							}
							else
							{
								valid = true;
								surname == sales.surname;
							}
						} while (!valid);
						break;




					case 3:
						int sale[12] = { 0 };
						double newTotalSales = 0.0;
						string month[12] = { "January", "Feburary", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" };

						for (int i = 0; i < 12; i++)
						{
							do
							{
								system("cls");
								salesHeadings(10);
								printRecord(sales, 13);
								gotoXY(3, 22);
								cout << "Please enter sales made in " << month[i] << ":";
								gotoXY(41, 22);
								cin >> sale[i];
								if (cin.fail())
								{
									gotoXY(3, 24);
									cout << "Invalid input please re-enter.";
									pressKey(3, 26);
									clearLine(3, 24);
									clearLine(3, 26);
									cin.clear();
									clearLine(41, 22);
									i--;
									newTotalSales -= sale[i];
									cin.ignore(150, '\n');
								}
								else if (sale[i] < 0)
								{
									bool valid = false;
									gotoXY(3, 24);
									cout << "Invalid input please enter Sales greater than 0. ";
									pressKey(3, 26);
									clearLine(3, 24);
									clearLine(3, 26);
									clearLine(41, 22);
									cin.clear();
									i--;
									newTotalSales -= sale[i];
									cin.ignore(150, '\n');
								}
								else
								{
									bool valid = true;
									clearLine(41, 22);

								}

							} while (valid = false);

							newTotalSales += sale[i];
							sales.average = newTotalSales / 12;
						}

						if (sales.average < 200)
						{
							sales.bonus = newTotalSales * 0;
						}
						if (sales.average >= 200 && sales.average < 600)
						{
							sales.bonus = newTotalSales * 0.01;
						}
						if (sales.average >= 600 && sales.average < 1000)
						{
							sales.bonus = newTotalSales * 0.04;
						}
						if (sales.average >= 1000)
						{
							sales.bonus = newTotalSales * 0.075;
						}
						break;
					};
				} while (uOpt != 4);

				update.seekg((long double)-1 * sizeof(monthsSales), ios::cur);
				update.write((char *)& sales, sizeof(monthsSales));

				if (update.good())
				{
					system("cls");
					message("Sales Details have been updated", 8, 4);
				}
			}
		}
	}
	update.clear();
	update.seekg((long double)0, ios::beg);
	if (!present)
	{
		system("cls");
		message("Invalid Salesman No!", 8, 4);
	}
	update.close();
}