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/*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";
}
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