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// Description: This program will receive day (as 2 char abbreviation), time (hour:min), and length of the call in minutes for any number of calls
// input. The program will display the information for the call and calculate cost of each call and the total cost for all calls.
#include <iostream>
#include <iomanip>
#include <string>
using namespace std;
const double WEEKDAY_PEAK = .40; // between 8AM and 6 PM
const double WEEKDAY_OFF_PEAK = .25; // before 8AM or after 6PM
const double WEEKEND = .15; // anytime weekend
const int MORNING = 480; // minute value of 8 AM when "off peak" changes to "peak" on a weekday
const int DAY_EVENING = 1080; // minute value of 6 PM when "peak" changes to "off peak" on a weekday
const int MIDNIGHT = 1440; // minute value of midnight
void input(char& first, char& second, int& hour, int& minute, int& length, int& timeToMinutes, bool& valid);
int dayNamer(char first, char second, string& dayName);
void callCalculator(int day, int timeToMinutes, int length, bool& valid, double& totalCost, double& callCost);
void output(string dayName, int hour, int minute, int length, double callCost);
void main(){
char first; // first letter of day input
char second; // second letter of day input
int hour = 0; // hour value input
int minute = 0; // minute value input
int length; // length (in minutes) of the phone call
int timeToMinutes; // hour*60 + minute = time in minutes at which the call was started
double callCost = 0; // cost of individual call being computed
double totalCost = 0; // total cost of all calls computed
string dayName;
bool valid = true;
do {
input(first, second, hour, minute, length, timeToMinutes, valid);
if ((first != 'x')&&(first != 'X'))
{
callCalculator (dayNamer(first, second, dayName), timeToMinutes, length, valid, callCost, totalCost);
output (dayName, hour, minute, length, callCost);
}
} while ((first != 'x')&&(first != 'X'));
cout << "Total: \t\t\t\t\t$" << totalCost;
}
void input(char& first, char& second, int& hour, int& minute, int& length, int& timeToMinutes, bool& valid){
char dummy; // handles colon between 'hour' and minute' values
cout << "Please enter first two letters of day of the week, followed by "
"call time in 24-hour notation, followed by call length in minutes.\n\n";
cin >> first;
if ((first != 'x')&&(first != 'X'))
{
cin >> second >> hour >> dummy >> minute >> length;
if ((hour>23)||(minute>60))
{
cout << "\tInvalid Time";
valid = false;
}
if (length > 300)
{
length = 300;
}
timeToMinutes = hour*60 + minute;
}
else
cout << "Bye-bye!";
}
int dayNamer(char first, char second, string& dayName){
int day = 9;
if ((first == 'm')||(first == 'M'))
{
if ((second == 'o')||(second == 'O'))
{
day = 0;
dayName = "Monday";
}
}
else if ((first == 't')||(first == 'T'))
{
if ((second == 'u')||(second == 'U'))
{
day = 1;
dayName = "Tuesday";
}
else if ((second == 'h')||(second == 'H'))
{
day = 3;
dayName = "Thursday";
}
}
else if ((first == 'w')||(first == 'W'))
{
if ((second == 'e')||(second == 'E'))
{
day = 2;
dayName = "Wednesday";
}
}
else if ((first == 'f')||(first == 'F'))
{
if ((second == 'r')||(second == 'R'))
{
day = 4;
dayName = "Friday";
}
}
else if ((first == 's')||(first == 'S'))
{
if ((second == 'a')||(second == 'A'))
{
day = 5;
dayName = "Saturday";
}
else if ((second == 'u')||(second == 'U'))
{
day = 6;
dayName = "Sunday";
}
}
return day;
}
void callCalculator(int day, int timeToMinutes, int length, bool& valid, double& totalCost, double& callCost)
{
double callCost2 = 0;
switch (day)
{
case 0: // MO
case 1: // TU
case 2: // WE
case 3: // TH
{
if (timeToMinutes < MORNING){ // start time is before 480 (8 AM)
if (timeToMinutes + length < MORNING) // end time is before 480 (8 AM)
{
callCost = length * WEEKDAY_OFF_PEAK;
}
else // end time is after 480
{
callCost = ((MORNING - timeToMinutes) *WEEKDAY_OFF_PEAK);
callCost2 = (((timeToMinutes + length) - MORNING) *WEEKDAY_PEAK);
callCost = callCost + callCost2;
}
}
else if ((timeToMinutes > MORNING)&&(timeToMinutes < DAY_EVENING)){ // start time is between 8 AM and 6 PM
if (timeToMinutes + length < DAY_EVENING) // end time is before 6 PM
{
callCost = length * WEEKDAY_PEAK;
}
else // end time is after 6 PM
{
callCost = ((DAY_EVENING - timeToMinutes) * WEEKDAY_PEAK);
callCost2 = (((timeToMinutes + length) - DAY_EVENING) * WEEKDAY_OFF_PEAK);
callCost = callCost + callCost2;
}
}
else // start time is after 6 PM
{
callCost = length * WEEKDAY_OFF_PEAK;
}
break;
}
case 4: // F
{
if (timeToMinutes < MORNING){ // start time is before 480 (8 AM)
if (timeToMinutes + length < MORNING) // end time is before 480 (8 AM)
{
callCost = length * WEEKDAY_OFF_PEAK;
}
else // end time is after 480
{
callCost = ((MORNING - timeToMinutes) *WEEKDAY_OFF_PEAK);
callCost2 = (((timeToMinutes + length) - MORNING) *WEEKDAY_PEAK);
callCost = callCost + callCost2;
}
}
else if ((timeToMinutes > MORNING)&&(timeToMinutes < DAY_EVENING)){ // start time is between 8 AM and 6 PM
if (timeToMinutes + length < DAY_EVENING) // end time is before 6 PM
{
callCost = length * WEEKDAY_PEAK;
}
else // end time is after 6 PM
{
callCost = ((DAY_EVENING - timeToMinutes) * WEEKDAY_PEAK);
callCost2 = (((timeToMinutes + length) - DAY_EVENING) * WEEKDAY_OFF_PEAK);
callCost = callCost + callCost2;
}
}
else // start time is after 6 PM
{
if (timeToMinutes + length < MIDNIGHT) //Ends before midnight
{
callCost = length * WEEKDAY_OFF_PEAK;
}
else // goes into weekend
{
callCost = ((MIDNIGHT - timeToMinutes) * WEEKDAY_OFF_PEAK);
callCost2 = (((timeToMinutes + length) - MIDNIGHT) * WEEKEND);
callCost = callCost + callCost2;
}
}
break;
}
case 5: //SA
{
callCost = length* WEEKEND;
break;
}
case 6: //SU
{
if ((timeToMinutes + length) < MIDNIGHT)
{
callCost = length * WEEKEND;
}
else // call goes into Monday
{
callCost = ((MIDNIGHT - timeToMinutes) * WEEKEND);
callCost2 = (((timeToMinutes + length) - MIDNIGHT)*WEEKDAY_OFF_PEAK);
callCost = callCost + callCost2;
}
break;
}
default:
{
cout << "Invalid Day" << endl;
valid = false;
}
totalCost += callCost;
}
}
void output(string dayName, int hour, int minute, int length, double callCost){
cout.setf(ios::fixed);
cout.setf(ios::showpoint);
cout.precision(2);
cout << dayName << "\t";
if (hour > 12)
cout << (hour - 12) << ":" << minute << " PM\t" << length << "\t$" << callCost << endl;
else if (hour == 12)
cout << hour << ":" << minute << " PM\t" << length << "\t$" << callCost << endl;
else
cout << hour << ":" << minute << " AM\t" << length << "\t$" << callCost << endl;
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