//CST116_Lab3_joetraver.ccp

#include <iostream>
#include <fstream>	
#include <iomanip>	
using std::cin;
using std::cout;
using std::endl;
using std::setw;
using std::setprecision;
using std::fixed;
using std::ios;

using std::ifstream;
using std::ofstream;


const int MAX = 100;

// Functions used
int ReadData(ifstream& inFile, int pick[], int drop[], int psgr[], float dist[], float fare[], float toll[], float tfare[], float CPM[]);
void WriteOutputFile(ofstream& outFile, int pick[], int drop[], int psgr[], float dist[], float fare[], float toll[], float tfare[], float CPM[],
	int counter);
void PrintTotalsAndSummary(ofstream& outFile, int totalRecords);
void PassengerCount(ofstream& outFile, int psgr[], int counter, int &pplt);
void TotalPaid(ofstream& outFile, float tfare[], int counter, float &paid);
void AverageCostPerPerson(ofstream& outFile, float paid, int pplt, float ACM);

int main()
{
	// All variables
	int pick[MAX];
	int drop[MAX];
	int psgr[MAX];
	float dist[MAX];
	float fare[MAX];
	float toll[MAX];
	int counter = 0;
	float tfare[MAX];
	float CPM[MAX];
	int pplt = 0;
	float paid = 0;
	float ACM = 0;
	int record_counter(0);

	ifstream inFile;

	// Report file location
	ofstream outFile("C:\\TEMP\\lab3_report.txt");

	// Read file location
	inFile.open("C:\\TEMP\\lab3_data.txt");

	// Check to ensure read file has been opened
	if (inFile.is_open())
	{
		// Establishes the amount of records present and defines the loop counters
		// Places the values in each feild in arrays
		record_counter = ReadData(inFile, pick, drop, psgr, dist, fare, toll, tfare, CPM);
		inFile.close();

		// Check to ensure report file is accessable
		if (outFile.is_open())
		{
			// Writes values to report with calculations
			WriteOutputFile(outFile, pick, drop, psgr, dist, fare, toll, tfare, CPM, record_counter);
			PassengerCount(outFile, psgr, record_counter, pplt);
			TotalPaid(outFile, tfare, record_counter, paid);
			AverageCostPerPerson(outFile, paid, pplt, ACM);
			PrintTotalsAndSummary(outFile, record_counter);
			outFile.close();
		}
		// Failsafe Error message
		else
		{
			cout << "Trouble Opening File";
			cout << "\n\n\t\t ** About to EXIT NOW! ** ";
		}

	}
	// Failsafe Error message
	else
	{
		cout << "Trouble Opening File";
		cout << "\n\n\t\t ** About to EXIT NOW! ** ";
	}
	return 0;

}

// Read and store data from file
int ReadData(ifstream& inFile, int pick[], int drop[], int psgr[], float dist[], float fare[], float toll[], float tfare[], float CPM[])
{
	int counter = 0;
	inFile >> pick[counter] >> drop[counter] >> psgr[counter] >> dist[counter] >> fare[counter] >> toll[counter];

	cout << setiosflags(ios::left)
		<< "Pickup location" << resetiosflags(ios::left)
		<< setw(24) << "Drop-off location" << resetiosflags(ios::left)
		<< setw(15) << "# of ppl" << resetiosflags(ios::left)
		<< setw(17) << "Distance" << resetiosflags(ios::left)
		<< setw(11) << "Fare" << resetiosflags(ios::left)
		<< setw(15) << "Toll" << resetiosflags(ios::left)
		<< setw(16) << "Total Fare" << resetiosflags(ios::left)
		<< setw(18) << "Cost Per Mile" << resetiosflags(ios::left)
		<< endl << endl;

	while (!inFile.eof())
	{
		tfare[counter] = fare[counter] + toll[counter];

		if (dist[counter] == 0)
			CPM[counter] = 0;

		else
		CPM[counter] = fare[counter] / dist[counter]; 
			

		cout << fixed << setprecision(2) << setiosflags(ios::left) << setw(10)
			<< pick[counter] << resetiosflags(ios::left)
			<< setw(20) << drop[counter] << resetiosflags(ios::left)
			<< setw(20) << psgr[counter] << resetiosflags(ios::left)
			<< setw(19) << dist[counter] << resetiosflags(ios::left)
			<< setw(14) << fare[counter] << resetiosflags(ios::left)
			<< setw(14) << toll[counter] << resetiosflags(ios::left)
			<< setw(14) << tfare[counter] << resetiosflags(ios::left)
			<< setw(14) << CPM[counter] << resetiosflags(ios::left)
			<< endl;
		counter++;
		inFile >> pick[counter] >> drop[counter] >> psgr[counter] >> dist[counter] >> fare[counter] >> toll[counter];
	}

	return counter;
} 

// Writes the report from the given file
// Formats data for external file
void WriteOutputFile(ofstream& outFile, int pick[], int drop[], int psgr[], float dist[], float fare[], float toll[], float tfare[], float CPM[],
	int counter)
{
	outFile << "\n\n\t\t\t\t\t\t\t Here is the Output File" << endl << endl;
	outFile << setiosflags(ios::left)
		<< "Pickup location" << resetiosflags(ios::left)
		<< setw(24) << "Drop-off location" << resetiosflags(ios::left)
		<< setw(15) << "# of ppl" << resetiosflags(ios::left)
		<< setw(17) << "Distance" << resetiosflags(ios::left)
		<< setw(11) << "Fare" << resetiosflags(ios::left)
		<< setw(15) << "Toll" << resetiosflags(ios::left)
		<< setw(16) << "Total Fare" << resetiosflags(ios::left)
		<< setw(18) << "Cost Per Mile" << resetiosflags(ios::left)
		<< endl << endl;

	for (int i = 0; i < counter; i++)
	{
		outFile << fixed << setprecision(2) << setiosflags(ios::left) << setw(10)
			<< pick[i] << resetiosflags(ios::left)
			<< setw(20) << drop[i] << resetiosflags(ios::left)
			<< setw(20) << psgr[i] << resetiosflags(ios::left)
			<< setw(19) << dist[i] << resetiosflags(ios::left)
			<< setw(14) << fare[i] << resetiosflags(ios::left)
			<< setw(14) << toll[i] << resetiosflags(ios::left)
			<< setw(14) << tfare[i] << resetiosflags(ios::left)
			<< setw(14) << CPM[i] << resetiosflags(ios::left)
			<< endl;
	}

}

// Sums passengers transported
// Places value in report and command prompt
void PassengerCount(ofstream& outFile, int psgr[], int counter, int &pplt)
{

	for (int i = 0; i < counter; i++)
	{
		pplt = pplt + psgr[i];
		

	}

	cout << endl << "\t\t\t\t\t\tTotal number of passengers transported: " << pplt << endl;
	outFile << fixed << setprecision(2) << endl << "\t\t\t\t\t\tTotal number of passengers transported: " << pplt << endl;
}

// Sums the total fairs paid
// Places value in report and command prompt
void TotalPaid(ofstream& outFile, float tfare[], int counter, float &paid)
{

	for (int i = 0; i < counter; i++)
	{
		paid = paid + tfare[i];
		
	}

	cout << fixed << setprecision(2) << "\t\t\t\t\t\tTotal fairs paid: $" << paid << endl;
	outFile << fixed << setprecision(2) << "\t\t\t\t\t\tTotal fairs paid: $" << paid << endl;
}

// Average fair per person transported
// Places value in report and command prompt
void AverageCostPerPerson(ofstream& outFile, float paid, int pplt, float ACM)
{

	ACM = paid / pplt;


	cout << "\t\t\t\t\t\tAverage cost per person: $" << ACM << endl;
	outFile << fixed << setprecision(2) << "\t\t\t\t\t\tAverage cost per person: $" << ACM << endl;

}

// Prints file foot note with entry count
void PrintTotalsAndSummary(ofstream& outFile, int totalRecords)
{

	cout << "\n\n\t\t\t\t\t\t** Total Records: " << totalRecords << " **\n"
		<< "\t\t\t\t\t\t\t The End \n";

	
	outFile << "\n\n\t\t\t\t\t\t** Total Records: " << totalRecords << " **\n"
		<< "\t\t\t\t\t\t\t The End \n";
}