/*This is Lab 3 assist program. It does not do Lab 3 specs BUT it will
help ALOT!!!
Not many comments shown in order to require students to think
Use an input file with 6 columns of numbers as required in Lab 3 Write up.
Place file in correct path.
Name it lab3_data.txt
*/
#include <iostream>
#include <fstream> // For the files!!!!
#include <iomanip> // For manipulators & formatting options
using std::cin;
using std::cout;
using std::endl;
using std::setw;
using std::ios;

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

const int MAX = 50;

int ReadData(ifstream& inFile, ofstream& outFile, int pick[], int drop[], int psgr[], float
	dist[], float fare[], float toll[]);
void WriteOutputFile(ofstream& outFile, int pick[], int drop[], int
	psgr[], float dist[], float fare[], float toll[],
	int counter);
void PrintTotalsAndSummary(ofstream& out, int totalRecords);

int main()
{
	int pick[MAX];
	int drop[MAX];
	int psgr[MAX];
	float dist[MAX];
	float fare[MAX];
	float toll[MAX];
	int record_counter(0);

	ifstream inFile;

	// Notice how this automatically opens the file

	ofstream outFile;
	outFile.open("C:\\TEMP1\\lab3_Report.txt");

	char file = 'a';																					//sets variable to change input file
	cout << "Please choose a file to open. Press 's' for small.txt, or press 'l' for large.txt: ";		//Prompts user for nput file choice
	cin >> file;																						//Reads in users choice for input file
	cout << endl;																						//Prints new line

	switch (file) {																						//switch statement for variable file
	case 's':																							//case when user inputs s for small
		inFile.open("C:\\TEMP1\\small.txt");															//open small.txt
		break;																							//end case
	case 'l':																							//case when user inputs l for large
		inFile.open("C:\\TEMP1\\large.txt");															//open large.txt
		break;																							//end case
	}

	if (inFile.is_open())																				//If the infile is open
	{
		record_counter = ReadData(inFile, outFile, pick, drop, psgr, dist,
			fare, toll);																				//Do the ReadData function and set it as new variable record_counter
		inFile.close();																					//Close the input file
		if (outFile.is_open())																			//If the output file is open
		{
			WriteOutputFile(outFile, pick, drop, psgr,
				dist, fare, toll, record_counter);														//Do the WriteOutptFile function
			PrintTotalsAndSummary(outFile, record_counter);												//Do the PrintTotalsAndSummary function
			outFile.close();																			//Close the output file
		}
		else																							//Otherwise, do this
		{
			cout << "Trouble Opening Output File";														//Print text
			cout << "\n\n\t\t ** About to EXIT NOW! ** ";												//Print text
		}
	}
	else																								//Otherwise, do this
	{
		cout << "Trouble Opening Input File";															//Print text
		cout << "\n\n\t\t ** About to EXIT NOW! ** ";													//Print text
	}
	return 0;																							//Return empty value and end stream
}
int ReadData(ifstream& inFile, ofstream& outFile, int pick[], int drop[], int psgr[], float
	dist[], float fare[], float toll[])																	//Function to ReadData from the input file
{
	int counter = 0;																					//Set variable counter
	inFile >> pick[counter] >> drop[counter] >> psgr[counter] >>
		dist[counter] >> fare[counter] >> toll[counter];												//Priming Read
	while (!inFile.eof())																				//While not the end of the in file
	{
		cout << setiosflags(ios::left) << setw(5)
			<< pick[counter] << resetiosflags(ios::left)
			<< setw(10) << drop[counter] <<
			resetiosflags(ios::left)
			<< setw(12) << psgr[counter] <<
			resetiosflags(ios::left)
			<< setw(14) <<
			dist[counter] << resetiosflags(ios::left)
			<< setw(14) << fare[counter] <<
			resetiosflags(ios::left)
			<< setw(14) << toll[counter]
			<< endl;																					//Print infile data as a table
		counter++;																						//Add 1 to counter
		inFile >> pick[counter] >> drop[counter] >> psgr[counter]
			>> dist[counter] >> fare[counter] >> toll[counter];
	}
	return counter;																						//Return variable counter
}
void WriteOutputFile(ofstream& outFile, int pick[], int drop[], int
	psgr[], float dist[], float fare[], float toll[], int counter)										//Function to write the output file
{
	outFile << "   Here is the Output File" << endl;													//Print text to the out file
	for (int r = 0; r <= counter - 1; r++)
	{
		outFile << setiosflags(ios::left) << setw(5)
			<< pick[r] << resetiosflags(ios::left)
			<< setw(10) << drop[r] <<
			resetiosflags(ios::left)
			<< setw(12) << psgr[r] <<
			resetiosflags(ios::left)
			<< setw(14) <<
			dist[r] << resetiosflags(ios::left)
			<< setw(14) << fare[r] <<
			resetiosflags(ios::left)
			<< setw(14) << toll[r]
			<< endl;
	}
}
void PrintTotalsAndSummary(ofstream& outFile, int totalRecords)
{
	// To screen
	cout << "\n\n\t** Total Records: " << totalRecords << " **\n"
		<< "\t\t The End \n";
	// To file
	outFile << "\n\n\t** Total Records: " << totalRecords << " **\n"
		<< "\t\t The End \n";
}