Saving c++ into a .txt file

[eker676]

complete code:

#include <iostream>
#include <string>
#include <fstream>
#include <vector>

using namespace std;

struct Supplies
{
	string supplyName;
	string supplyAmount;
};



void add ( Supplies & thisSupply );
bool find ( string & supplyName );

void printinventory ( void );



const int items = 4;
Supplies Book [ items ] ;
int arrayIndex;
int Inventory = 0;



int main ( )
{

	arrayIndex = 0;
	Supplies temp;
	char choice;
	string supplyName;

	do
	{
		cout << endl << endl << endl;
		cout << "Welcome to your lemonade stand!!" << endl;
		cout << "What would you like to do?" << endl << endl;
		cout << "1. Order supplies" << endl;
		cout << "2. Check supplies" << endl;
		cout << "3. Check ordered supplies" << endl;
		cout << "4. Delete all ordered supplies" << endl;
		cout << "5. Delete an ordered supply" << endl;
		cout << "6. Quit" << endl << endl << endl;

		cout << endl << "Enter number...." << endl;


		cin >> choice;
		while ( choice != '1' && choice != '2' && choice != '3' && choice != '4' && choice != '5' && choice != '6' )
		{
			cout << "Bad choice ( 1,2,3,4,5,6 ) , enter choice : ";
			cin >> choice;
		}

		// Switch statement
		switch ( choice )
		{
			case '1':
			{
				ofstream outfile("Orders.txt", ios::out | ios::app);

				cout << endl;
				cout << "Enter supply name: ";
				cout << endl << "Lemons" << endl;
				cout << "Ice" << endl;
				cout << "Sugar" << endl;
				cout << "Cups" << endl;
				cin >> temp.supplyName;
				outfile << temp.supplyName << " ";
				cout << "Enter amount: ";
				cin >> temp.supplyAmount;
				outfile << temp.supplyAmount << endl;

				outfile.close();

				add ( temp );
			}	
			break;

			case '2':
			{
				cout << "Enter supply name: ";
				cout << endl << "Lemons" << endl;
				cout << "Ice" << endl;
				cout << "Sugar" << endl;
				cout << "Cups" << endl;
				cin >> supplyName;
				
				if ( find ( supplyName ) )
					cout << supplyName << " is in the inventory." << endl;
				else
					cout << supplyName <<" is not in the inventory." << endl;
			}
			break;

			case '3':
			{
				string line;
				fstream outfile ("Orders.txt", ios::in | ios::out);
				if (outfile.is_open())
				{
					while (! outfile.eof() )
					{
						getline (outfile,line);
						cout << line << endl << " ";
					}

					outfile.close();
				}
				else
					cout << "Unable to open file";
			}
			break;

		case '4':		
		{
			ofstream outfile("Orders.txt", ios::trunc);
			outfile.close();			
		}
		break;

		case '5':
		{
			cin.sync();
			vector<string> file;
			string temp;

			ifstream infile("Orders.txt");

			while( !infile.eof() )
			{
				getline(infile, temp);
				file.push_back(temp);
			}
			// done reading file
			infile.close();

			string item;

			cout << "Enter an item to delete from the order: ";
			getline(cin, item);

			for(int i = 0; i < (int)file.size(); ++i)
			{
				if(file[i].substr(0, item.length()) == item)
				{
					
					file.erase(file.begin() + i);
					cout << "Order erased!"<< endl;
					i = 0; // Reset search
				}
			}

			//write new order list back out
			ofstream out("Orders.txt", ios::out | ios::trunc);

			for(vector<string>::const_iterator i = file.begin(); i != file.end(); ++i)
			{
				out << *i << endl;
			}
			out.close();
		}
		break;




		}; // end of switch

	}while ( choice != '6' );

	return 0 ;
}



//FUNCTIONS.....

void add ( Supplies & thisSupply )
{
	if ( arrayIndex >= items )
	arrayIndex = 0;

	if ( Inventory < items )
		Inventory++;



	Book [ arrayIndex ].supplyName = thisSupply.supplyName;
	Book [ arrayIndex ].supplyAmount = thisSupply.supplyAmount;
	arrayIndex++;

	return;
}



//
bool find( string & supplyName )
{
	int i = 0;

	while ( i < Inventory )
	{
		if ( supplyName == Book [ i ].supplyName )
		return true;

		i++;
	}

	return false;
}



//
void printinventory ( void )
{
	int i = 0;
	while ( i < Inventory && i < items )
	{
		cout << i << ". " << Book [ i ].supplyName<< " " << Book [ i ].supplyAmount << endl;

		i++;
	}
return;
}

[mudd2]

Thank you very much sir eker676 and for the rest of those who helped me.. =)