//  Project 2 for CS 1704 Spring 2004
//
//  Programmer:    John Puckett
//  OS:            Windows XP Professional
//  System:        Pentium 4 2.4Ghz, 1 GB Memory
//  Compiler:      Visual C++ 7.1, Service Pack 4
//  Last modified: February 24, 2004
//
//  Purpose
//  This program reads a list of student names and items from two input files 
//  creates 2 arrays from the data, then uses another input file to run different
//  algorithms on the arrays 
//
//  The program then writes the given commands and the results to
//	an output file
#include<iostream>
#include<string>
#include<fstream>
#include<iomanip>
#include<cassert>

#include"manager.h"

using namespace std;

//Constructor
manager::manager(ifstream &student, ifstream &item)
{
	int ct = 0;
	int t = 0;
	char input[50];
	string temp;
	while(!student.eof())			//reads in all data frin students.data
	{
		student.getline(input, 40, '\n');
		if(input[1] == '@')
		{		
			ct++;
			student.getline(input, 40, '\n');
		}
		else
		{
			switch(input[1])	//selects proper function to excecute
			{
				case 'N':
					student.getline(input, 40, '\n');
					temp = input;
					arrayStud[ct].updateName(temp);
					break;
				case 'E':
					student.getline(input, 40, '\n');
					temp = input;
					arrayStud[ct].updateEmail(temp);
					break;
				case 'P':
					student.getline(input, 40, '\n');
					temp = input;
					arrayStud[ct].updatePhone(temp);
					break;
				case 'A':
					if(input[14] == '1')
					{
						student.getline(input, 40, '\n');
						temp = input;
						arrayStud[ct].updateAdd1(temp);
					}
					else
					{
						student.getline(input, 40, '\n');
						temp = input;
						arrayStud[ct].updateAdd2(temp);
					}
					break;
				case 'C':
					student.getline(input, 40, '\n');
					temp = input;
					arrayStud[ct].updateCity(temp);
					break;
				case 'S':
					student.getline(input, 40, '\n');
					temp = input;
					arrayStud[ct].updateState(temp);
					break;
				case 'Z':
					student.getline(input, 40, '\n');
					temp = input;
					arrayStud[ct].updateZip(temp);
					break;
				case 'O':
					student.getline(input, 40, '\n');
					temp = input;
					arrayStud[ct].updateInfo(temp);
					break;
			}
		}
	}
	while(item.eof())
	{
		item.getline(input, 40, '\n');
		if(input[1] == '@')
			t++;
		else
		{
			switch(input[1])	//selects proper function to excecute
			{
				case 'I':
					item.getline(input, 40, '\n');
					temp = input;
					arrayItem[t].updateItem(temp);
					break;
				case 'M':
					item.getline(input, 40, '\n');
					temp = input;
					arrayItem[t].updateType(temp);
					break;
				case 'b':
					item.getline(input, 40, '\n');
					temp = input;
					arrayItem[t].updateAuthor(temp);
					break;
				case 'O':
					item.getline(input, 40, '\n');
					temp = input;
					arrayItem[t].updateOwner(temp);
					break;
				case 'P':
					item.getline(input, 40, '\n');
					temp = input;
					arrayItem[t].updatePrice(temp);
					break;
				case 'A':
					item.getline(input, 40, '\n');
					temp = input;
					arrayItem[t].updateAvail(temp);
					break;
			}
		}
	}
	student.close();
	item.close();
}
manager::~manager()
{}

//Modifier methods
//////////////////////////////////////////////////////////////// addStudent
//updates student array
//
// Parameters:
//  string addname, string addphone, string addemail, string addaddress1,
//				string addaddress2, string addcity, string addstate, string addzipCode, string addinfo, ofstream &oFile
//
// Pre:       
//
// Post:      
//
// Returns:   None
//
// Called by: main
// Calls:     none
//
void manager::addStudent(string addname, string addphone, string addemail, string addaddress1,
					string addaddress2, string addcity, string addstate, string addzipCode, string addinfo, ofstream &oFile)
{
	oFile << "add student" << '\n';
	int ct = 0;
	while(arrayStud[ct].getEmail() != "none" && ct < 100)
	{
		ct++;
	}
	if(ct != 99)
	{
		arrayStud[ct].updateName(addname);
		arrayStud[ct].updatePhone(addphone);
		arrayStud[ct].updateEmail(addemail);
		arrayStud[ct].updateAdd1(addaddress1);
		arrayStud[ct].updateAdd2(addaddress2);
		arrayStud[ct].updateCity(addcity);
		arrayStud[ct].updateState(addstate);
		arrayStud[ct].updateZip(addzipCode);
		arrayStud[ct].updateInfo(addinfo);
		oFile << "Success" << '\n';
	}
	else
		oFile << "Failure" << '\n';
}
//////////////////////////////////////////////////////////////// addItem
// adds an Item tot the array
//
// Parameters:
//   string additem, string addtype, string addauthor, string addowner, 
//					string addprice, string addavail, ofstream &oFile
//
// Pre:       array[Stud[] and arrayItem[] exist
//
// Post:      item is added to list if given valid email of student
//
// Returns:   none
//
// Called by: main.cpp
// Calls:     multimedia.h accessor functions
//
void manager::addItem(string additem, string addtype, string addauthor, string addowner, 
					string addprice, string addavail, ofstream &oFile)
{
	oFile << "add item" << '\n';
	int t = 0;
	bool found = false;
	for(int ctwin = 0; ctwin < 100; ctwin ++)
	{
		if(arrayStud[ctwin].getEmail() == addowner)
			found = true;
	}
	if(found)
	{
		while(arrayItem[t].getOwner() != "none" && t < 100)
		{
			t++;
		}
		if(t != 99)
		{
			arrayItem[t].updateItem(additem);
			arrayItem[t].updateType(addtype);
			arrayItem[t].updateAuthor(addauthor);
			arrayItem[t].updateOwner(addowner);
			arrayItem[t].updatePrice(addprice);
			arrayItem[t].updateAvail(addavail);
			oFile << "Success" << '\n';
		}
	}
	else
		oFile << "Failure" << '\n';
}
//////////////////////////////////////////////////////////////// deleteEmail
// deletes specified email, prints success or failure too
//
// Parameters:
//   string delemail, ofstream &oFile
//
// Pre:       arrayStud[] and arrayItem[] exist
//
// Post:      if the email was vaild, it's delete along with all its items
//
// Returns:   none
//
// Called by: main.cpp
// Calls:     students.h and multimedia.h accessor functions
//
void manager::deleteEmail(string delemail, ofstream &oFile)
{
	oFile << "delete " << delemail << '\n';
	int ctwin = 0;
	int found = 0;
	for(ctwin = 0; ctwin < 100; ctwin ++)
	{
		if(arrayStud[ctwin].getEmail() == delemail)
			found = ctwin;
	}
	assert(found < 100);
	if(arrayStud[found].getEmail() == delemail)
	{
		arrayStud[found].updateName(" ");
		arrayStud[found].updatePhone("7035698461");
		arrayStud[found].updateEmail("none");
		arrayStud[found].updateAdd1(" ");
		arrayStud[found].updateAdd2(" ");
		arrayStud[found].updateCity(" ");
		arrayStud[found].updateState(" ");
		arrayStud[found].updateZip("66666");
		arrayStud[found].updateInfo("W00T");
		for(ctwin = 0; ctwin < 100; ctwin++)
		{
			if(arrayItem[ctwin].getOwner() == delemail)
			{
                arrayItem[ctwin].updateOwner("none");
			}
		}
		oFile << "Success" << '\n';
	}
	else
		oFile << "Failure" << '\n';
}

//Accessor methods
//////////////////////////////////////////////////////////////// printStudents
// outputs all students in the array
//
// Parameters:
//   ofstream &oFile
//
// Pre:       arrayStud[] exists
//
// Post:      prints arrayStud[] to oFile
//
// Returns:  none
//
// Called by: main.cpp
// Calls:     students.h functions
//
void manager::printStudents(ofstream &oFile) const
{
	oFile << "print students" << '\n';
	for(int twin = 0; twin < 100; twin++)
	{
		if(arrayStud[twin].getEmail() != "none")
		{
            if(arrayStud[twin].getName() != " ")
				oFile << "Name:" << '\n' << '\t' << arrayStud[twin].getName() << '\n';
			if(arrayStud[twin].getPhone() != "7035698461")
				oFile << "Phone Number:" << '\n' << '\t' << arrayStud[twin].getPhone() << '\n';
			oFile << "Email:" << '\n' << '\t' << arrayStud[twin].getEmail() << '\n';
			if(arrayStud[twin].hasAdd())
			{
				oFile << "Address:" << '\n' << '\t';
				if(arrayStud[twin].getAdd1() != " ")
					oFile << arrayStud[twin].getAdd1() << '\n' << '\t';
				if(arrayStud[twin].getAdd2() != " ")
					oFile << arrayStud[twin].getAdd2() << '\n' << '\t';
				if(arrayStud[twin].getCity() != " ")
					oFile << arrayStud[twin].getCity() << ", ";
				if(arrayStud[twin].getState() != " ")
					oFile << arrayStud[twin].getState() << " ";
				if(arrayStud[twin].getZip() != "66666")
					oFile << arrayStud[twin].getZip();
				oFile << '\n';
			}
			if(arrayStud[twin].getInfo() != "W00T")
				oFile << "Other:" << '\n' << '\t' << arrayStud[twin].getInfo() << '\n';
			else
				oFile << '\n';
		}
	}
	oFile << '\n';
}
//////////////////////////////////////////////////////////////// printItems
// outputs all items in the array
//
// Parameters:
//   ofstream &oFile
//
// Pre:       arrayItem[] exists
//
// Post:      prints all items in array order
//
// Returns:   Describe what value the function returns, if any.
//
// Called by: main.cpp
// Calls:    multimedia.h functions
//
void manager::printItems(ofstream &oFile) const
{
	oFile << "print items" << '\n';
	for(int draw = 0; draw < 100; draw++)
	{
		if(arrayItem[draw].getOwner() != "none")
		{
            if(arrayItem[draw].getItem() != " ")
				oFile << "Item:" << '\n' << '\t' << arrayItem[draw].getItem() << '\n';
			if(arrayItem[draw].getType() != " ")
				oFile << "Media Type:" << '\n' << '\t' << arrayItem[draw].getType() <<'\n';
			if(arrayItem[draw].getAuthor() != " ")
				oFile << "by:" << '\n' << '\t' << arrayItem[draw].getAuthor() << '\n';
			oFile << "Owner:" << '\n' << '\t' << arrayItem[draw].getOwner() << '\n';
			if(arrayItem[draw].getPrice() != "0.0")
				oFile << "Price:" << '\n' << '\t' << arrayItem[draw].getPrice() << '\n';
			if(arrayItem[draw].getAvail() != " ")
				oFile << "Availability:" << '\n' << '\t' << arrayItem[draw].getAvail() << '\n';
		}
	}
	oFile << '\n';
}
//////////////////////////////////////////////////////////////// printEmail
// prints specified email if email exists
//
// Parameters:
//   string printemail, ofstream &oFile
//
// Pre:       printemail and oFile exist
//
// Post:      ouputs to the oFile
//
// Returns:   None
//
// Called by: main.cccp
// Calls:     students.h and multimedia.h functions
//
void manager::printEmail(string printemail, ofstream &oFile) const
{
	int success = 0;
	oFile << "print " << printemail << '\n';
	for(int twin = 0; twin < 100; twin++)
	{
		if(arrayStud[twin].getEmail() == printemail)
		{
			success = 1;
			if(arrayStud[twin].getName() != " ")
				oFile << "Name:" << '\n' << '\t' << arrayStud[twin].getName() << '\n';
			if(arrayStud[twin].getPhone() != "7035698461")
				oFile << "Phone Number:" << '\n' << '\t' << arrayStud[twin].getPhone() << '\n';
			oFile << "Email:" << '\n' << '\t' << arrayStud[twin].getEmail() << '\n';
			if(arrayStud[twin].hasAdd())
			{
				oFile << "Address:" << '\n' << '\t';
				if(arrayStud[twin].getAdd1() != " ")
					oFile << arrayStud[twin].getAdd1() << '\n' << '\t';
				if(arrayStud[twin].getAdd2() != " ")
					oFile << arrayStud[twin].getAdd2() << '\n' << '\t';
				if(arrayStud[twin].getCity() != " ")
					oFile << arrayStud[twin].getCity() << ", ";
				if(arrayStud[twin].getState() != " ")
					oFile << arrayStud[twin].getState() << " ";
				if(arrayStud[twin].getZip() != "66666")
					oFile << arrayStud[twin].getZip();
				oFile << '\n';
			}
			if(arrayStud[twin].getInfo() != "W00T")
				oFile << "Other:" << '\n' << '\t' << arrayStud[twin].getInfo() << '\n';
			else
                oFile << '\n';
		}
		assert(twin < 100);
	}
	for(int draw = 0; draw < 100; draw++)
	{
		if(arrayItem[draw].getOwner() == printemail)
		{
            if(arrayItem[draw].getItem() != " ")
				oFile << "Item:" << '\n' << '\t' << arrayItem[draw].getItem() << '\n';
			if(arrayItem[draw].getType() != " ")
				oFile << "Media Type:" << '\n' << '\t' << arrayItem[draw].getType() << '\n';
			if(arrayItem[draw].getAuthor() != " ")
				oFile << "by:" << '\n' << '\t' << arrayItem[draw].getAuthor() << '\n';
			if(arrayItem[draw].getPrice() != "0.0")
				oFile << "Price:" << '\n' << '\t' << arrayItem[draw].getPrice() << '\n';
			if(arrayItem[draw].getAvail() != " ")
				oFile << "Availability:" << '\n' << '\t' << arrayItem[draw].getAvail() << '\n';
			oFile << '\n';
		}
	}
	if(success == 0)
		oFile << printemail << " not found." << '\n';
}