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/***************************************************************/
/* This program will calculate the employee payroll */
/* with the data from the 'Data.txt' file and display */
/* it on the screen. It will also calculate the number */
/* of employees in the file, max & min wage as well */
/* as average pay. It will display the bonus if legible. */
/***************************************************************/
#include <iostream>
#include <iomanip>
#include <fstream>
#include <string>
#include <cstdlib>
using namespace std;
void Report_Data(ifstream& myReadFile, ofstream& myWriteFile);
void Read_Data(ifstream& myReadFile, ofstream& myWriteFile); //Function Prototype
void Print_Summary ();
/***************************************************************/
/* The 'Main' Function will open the reading and writing */
/* file and check for open errors. It will then call the */
/* functions and end the program once the functions are */
/* complete. */
/***************************************************************/
int main()
{
string Data_File = "Data.txt";
string Payroll_File = "Employee Payroll.txt";
ifstream myReadFile; // Local Declarations.
ofstream myWriteFile;
myReadFile.open(Data_File.c_str()); // Open 'Data.txt' for reading.
if(myReadFile.fail())
{
cout << "The file was not successfully opened." << endl;
exit(1);
}
myWriteFile.open(Payroll_File.c_str()); // Open 'Employee Payroll.txt' for writing.
if(myWriteFile.fail())
{
cout << "The file was not successfully opened." << endl;
exit(1);
}
Report_Data(myReadFile, myWriteFile); // Function calls.
Read_Data(myReadFile, myWriteFile);
Print_Summary();
getchar();
return 0;
} // End Program.
/***************************************************************/
/* The 'Report_Data' function will read data from the */
/* 'Data.txt' file and calculate the number of employees */
/* max and min wage, average wage, and bonus. */
/* Then write all the information to the file */
/* 'Emplyoee Payroll.txt'. */
/***************************************************************/
void Report_Data(ifstream& myReadFile, ofstream& myWriteFile)
{
string employee_name[1];
double hourly_wage[1]; // Local Declarations
double hours_worked[1];
int NumOfEmployees = 0;
double Max_Pay = 0, Min_Pay = 0, Total_Pay = 0, Average_Pay;
while(!myReadFile.eof()) // Read data from 'Data.txt'.
{
NumOfEmployees++; // Calculate number of employees in file.
myReadFile >> employee_name[1] >> hourly_wage[1] >> hours_worked[1];
if(Max_Pay < hourly_wage[1]) // Calculate Maximum wage.
Max_Pay = hourly_wage[1];
if(Min_Pay == 0) // Calculate Minimum wage.
Min_Pay = hourly_wage[1];
else
{
if(Min_Pay > hourly_wage[1])
{
Min_Pay = hourly_wage[1];
}
}
Total_Pay = Total_Pay + hourly_wage[1];
}
Average_Pay = Total_Pay / NumOfEmployees; // Calculate Average wage.
// Write all calculated data to 'Employee Payroll.txt'.
myWriteFile << "Number of Employees: " << NumOfEmployees << endl
<< "Maximum Pay Rate: " << Max_Pay << endl
<< "Minimum Pay Rate: " << Min_Pay << endl
<< "Average Pay Rate: " << Average_Pay << endl;
return;
}
/********************************************************/
/* 'Read_Data' Function will open 'Data.txt' file */
/* and once again read all the data. It will then */
/* create a table with all information including */
/* bonus pay. */
/********************************************************/
void Read_Data(ifstream& myReadFile, ofstream& myWriteFile)
{
string employee_name[1];
double hourly_wage[1]; // Local Declarations.
double hours_worked[1];
double gross, adjusted_gross;
myWriteFile << "_____________________" << endl
<< "November 2012 Payroll" << endl
<< "_____________________" << endl
<< " Name Hours Rate Gross Bonus Adjusted-Gross" << endl
<< " ---- ----- ---- ----- ----- --------------" << endl;
myReadFile.seekg(0); // Start at the beginning of the file.
myReadFile.clear();
while(!myReadFile.eof())
{
myReadFile >> employee_name[1] >> hourly_wage[1] >> hours_worked[1]; // Read data from file.
gross = hourly_wage[1] * hours_worked[1];
myWriteFile << setw(10) << employee_name // Write all data for each employee to file line by line.
<< setw(9) << setprecision(0) << hours_worked;
myWriteFile << setw(9) << setiosflags(ios::fixed) << setprecision(2) << hourly_wage
<< setw(11) << gross;
if(hours_worked[1] > 45) // Calculate bonus.
{
adjusted_gross = gross + 50.00;
myWriteFile << setw(11) << "Yes"
<< setw(17) << adjusted_gross
<< endl;
}
else if(hours_worked[1] <= 45 && hours_worked[1] >= 30)
{
adjusted_gross = gross;
myWriteFile << setw(11) << "No"
<< setw(17) << adjusted_gross
<< endl;
}
else if(hours_worked[1] < 30)
{
adjusted_gross = gross - (hours_worked[1] * 0.25);
myWriteFile << setw(11) << "No"
<< setw(17) << adjusted_gross
<< endl;
}
}
return;
}
/*******************************************************************/
/* 'Pring_Summary' function will open 'Employee Payroll.txt' */
/* file and output all the data in the file to the output */
/* Screen. */
/*******************************************************************/
void Print_Summary ()
{
ifstream myReadFile;
string Payroll_File = "Employee Payroll.txt";
string textRead;
int line = 0;
myReadFile.open(Payroll_File.c_str()); // Open 'Employee Payroll.txt' for reading.
if(myReadFile.fail())
{
cout << "The file was not successfully opened." << endl;
exit(1);
}
while(line != 1)
{
getline(myReadFile, textRead);
cout << textRead << endl; // Display line by line to output screen.
if(textRead == "")
line++;
}
return;
}
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