// CST116F2021-Lab9_Schroeder.cpp : This file contains the 'main' function. Program execution begins and ends there.
//

/*
////   11.14 Programming Exercises  pp 337 - 338  #2 //////////////////////////////////////////////////////////////////
#include <iostream>
#include <fstream>
#include <string>
#include <iomanip>
using namespace std;

char fileName[200];
int inputIntegers[10]{};
ifstream fin;

int main()
{


	cout << "Enter the the name of the file you want to open: ";
	cin >> fileName;


	fin.open(fileName);
	while (fin && !fin.eof())
	{
		for (int i = 0; i < 10; i++)
			fin >> inputIntegers[i];
	}

	int j = 0, k = 0, temp = 0;
	for (j = 0; j < 10; j++)
	{
		for (k = 0; k < 10 - 1; k++)
		{
			if (inputIntegers[k] > inputIntegers[k + 1])
			{
				temp = inputIntegers[k];
				inputIntegers[k] = inputIntegers[k + 1];
				inputIntegers[k + 1] = temp;
			}
		}
	}

	cout << "The integers in this file range from " << inputIntegers[0] << " to " << inputIntegers[9]<< "\n";
	cout << "\nSorted list of integers from the file:\n";
	for (int l = 0; l < 10; l++)
	{
		cout << inputIntegers[l]<< "\n";
	}
*/



/*
// /// 11.14 Programming Exercises  pp 337 - 338  #3  /////////////////////////////////////////////////////////////////////////
#include <iostream>
#include <fstream>
#include <string>
#include <iomanip>
using namespace std;

char fileName[200];
int inputIntegers[10]{};
string lines[1000];
int num_records = 0;

ifstream fin;

int main()
{
	cout << "Enter the the name of the file you want to open: ";
	cin >> fileName;

	fin.open(fileName);
	while (fin && !fin.eof())
	{
		getline(fin, lines[num_records]);

		cout << num_records+1 << ". " << lines[num_records] << " (" << lines[num_records].length() << " characters)\n";
		num_records++;
	}
	fin.close();
}
*/




// /// 11.14 Programming Exercises  pp 337 - 338  #4  ///////////////////////////////////////////////////////////////////////
#include <iostream>
#include <fstream>
#include <string>
#include <iomanip>
using namespace std;

string first[100]{};
string last[100]{};
string ph[100]{};
string bd[100]{};

int num_records = 0;
ifstream fin;
ofstream fout;

void DisplayMenu();
void Find();
void Add();
void Edit();
void Display();
void Sort();
void Update();


int main()
{
	// READ THE FILE IN
	fin.open("INFO.txt");
	while (fin && !fin.eof())
	{
		fin >> first[num_records]
			>> last[num_records]
			>> ph[num_records]
			>> bd[num_records];
		num_records++;
	}

	fin.close();

	DisplayMenu();

}

void DisplayMenu()
{
	int menuChoice = 0;
	cout << "\t    Menu Driven Database\n";
	cout << "************************************************\n";
	cout << "\t1) Find a person's information\n";
	cout << "\t2) Add a person to the database\n";
	cout << "\t3) Edit a person's information\n";
	cout << "\t4) Display all records to the screen\n";
	cout << "\t5) Quit\n**************************************************\n";
	cout << "Enter the number of the option you desire: ";
	cin >> menuChoice;

	switch (menuChoice)
	{
		case 1:
		{
			Find();
			break;
		}
		case 2:
		{
			Add();
			break;
		}
		case 3:
		{
			Edit();
			break;
		}
		case 4:
		{
			Display();
			break;
		}
		case 5:
		{
			Update();
			cout << "\tThank you, Goodbye!";
			break;
		}
	}
}

void Find()
{
	string temp = " ";
	cout << "Enter the Last Name to search for:  ";
	cin >> temp;

	string subString{ temp };
	int found = 0;
	for (int k = 0; k <= num_records - 1; k++)
	{
		if (last[k] == subString)
		{
			cout << "found: " << first[k] << " " << last[k] << "\t\tph: " << ph[k] << "\tDOB: " << bd[k] << "\n";
			found++;
		}		
	}
	if (found == 0)
		cout << "Account not found.\n";
	
	cout << "\n\n";

	DisplayMenu();
}


void Add()
{
	cout << "Last Name: ";
	cin >> last[num_records];
	cout << "First Name: ";
	cin >> first[num_records];
	cout << "ph #: ";
	cin >> ph[num_records];
	cout << "Date Of Birth: ";
	cin >> bd[num_records];
	num_records++;
	
	cout << "\n\n";

	DisplayMenu();
}
void Edit()
{
	Sort();

	cout << "\nAll of the current records:\n"; 
	for (int k = 0; k <= num_records - 1; k++)
	{
		cout << k + 1 << ".\t" << first[k] << " " << last[k] << "\t\tph: " << ph[k] << "\tDOB: " << bd[k] << "\n";
	}
	int choice = 0;
	cout << "\n\nEnter the # of the record you would like to edit: ";
	cin >> choice;
	cout << "Last Name: ";
	cin >> last[choice - 1];
	cout << "First Name: ";
	cin >> first[choice - 1];
	cout << "ph #: ";
	cin >> ph[choice - 1];
	cout << "Date Of Birth: ";
	cin >> bd[choice - 1];
	cout << "\n\n";

	DisplayMenu();
}


void Display()
{  
	Sort();
	
	cout << "\nAll of the current records:\n"; //sorted alphabetically by last name
	for (int k=0;k<=num_records-1;k++)
	{
		cout << k + 1 << ".\t" << first[k]<<" "<< last[k]<<"\t\tph: "<<ph[k]<<"\tDOB: "<<bd[k]<<"\n";
	}
	cout << "\n\n";

	DisplayMenu();
}

void Sort()
{
	// Sort the records by last name
	bool swapped = true;
	int j = 0;
	string tmp1;
	string tmp2;
	string tmp3;
	string tmp4;

	while (swapped)
	{
		swapped = false;
		j++;
		for (int i = 0; i < num_records-1; i++)
		{
			//if (last[i]!=null)
			if (last[i] > (last[i + 1]))
			{
				tmp1 = last[i]; tmp2 = first[i];	tmp3 = ph[i];	tmp4 = bd[i];
				last[i] = last[i + 1]; first[i] = first[i + 1];  ph[i] = ph[i + 1];	bd[i] = bd[i + 1];
				last[i + 1] = tmp1; first[i + 1] = tmp2;	ph[i + 1] = tmp3;	bd[i + 1] = tmp4;
				swapped = true;
			}
		}
	}

}

void Update()
{
	Sort();

	fout.open("INFO.txt");
	for (int i = 0; i <=num_records-2; i++)
		fout << first[i] << " " << last[i] << " " << ph[i] <<" "<< bd[i] << endl;
		//fout << first[i] << "\n" << last[i] << "\n" << ph[i] << "\n" << bd[i] << "\n";
	fout << first[num_records-1] << " " << last[num_records - 1] << " " << ph[num_records - 1] << " " << bd[num_records - 1];
	fout.close();
}