// On my honor:
//
// - I have not discussed the C++ language code in my program with
// anyone other than my instructor or the teaching assistants
// assigned to this course.
//
// - I have not used C++ language code obtained from another student,
// or any other unauthorized source, either modified or unmodified.
//
// - If any C++ language code or documentation used in my program
// was obtained from another source, such as a text book or course
// notes, that has been clearly noted with a proper citation in
// the comments of my program.
//
// - I have not designed this program in such a way as to defeat or
// interfere with the normal operation of the Curator System.
//
//  Programmer:    Dominic Bagley
//  OS:            Windows 2000 Professional
//  System:        Pentium III 500, 256 MB Memory
//  Compiler:      C++ Dot Net 2003
//  Last modified: Feb 23, 2004
//
//  Purpose
//	This program tracks a list of trades made by students
//


#include <fstream>
#include <iostream>
#include <string>
#include <cassert>

#include "DataBase.h"

using namespace std;


void Exit(ifstream&, ofstream&);
void IgnoreBlank(ifstream& IN);

int main(){


	ifstream IN;
	ofstream OUT;
	DataBase D;
	string Comm, Comm2;
	
	//open file streams
	IN.open("commands.data");
	OUT.open("output.data");

	assert(!IN.fail());

	assert(!OUT.fail());
	//load students and items
	D.Load();

	//IgnoreBlank(IN);
	IN >> Comm;

	//while data is in the infile
	while(IN){
		
		//cout << Comm << endl;

		if(Comm == "add"){
			
			IN >> Comm2;

			if(Comm2 == "item"){
				
				OUT << "add item\n";

				D.AddItem(IN, OUT);
			}

			else{
				OUT << "add student\n";
				D.AddStudent(IN, OUT);
			}
		}

		else if(Comm == "print"){

			IN >> Comm2;
			//OUT << Comm << "1 ";

			if(Comm2 == "students"){

				OUT << "print students";
				D.PrintStudents(OUT);
				OUT << endl;

			}

			else if(Comm2 == "items"){

				OUT << "print items\n";
				D.PrintItems(OUT);
				//OUT << endl;
			}

			else{

				D.PrintStudent(IN, OUT, Comm2);
				//OUT << endl << endl;
			}
		}

		else if(Comm == "quit"){
			
			OUT << "quit\n";
			Exit(IN, OUT);
		}

		else{

			//OUT << "  deleting ";
			D.DeleteStudent(IN, OUT);
		}

		
		//IgnoreBlank(IN);
		IN >> Comm;
	}

	return 0;

}



//////////////////////////////////////////////////////////////// <Function Name>
// <Brief description of what the function does.>
//
// Parameters:
//   <List each parameter and give a brief description of its purpose.>
//
// Pre:       <List the preconditions; i.e., the things that must be true
//             before the function is called.  Usually these involve whether
//             and how parameters must be initialized before the call, etc.>
//
// Post:      <List the postconditions; i.e., the things that are guaranteed
//             to be true when the function finishes, assuming that the
//             listed preconditions are satisfied.>
//
// Returns:   Describe what value the function returns, if any.
//
// Called by: <List the name(s) of the function(s) that call this one.>
// Calls:     <List the name(s) of the function(s) that this one calls.>
//


void Exit(ifstream& inFile, ofstream& outFile){

	inFile.close();

	outFile.close();

}

void IgnoreBlank(ifstream& IN){

	if(IN.peek() == '\n'){

		IN.ignore(200, '\n');

		IgnoreBlank(IN);
	}

}