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/*This program reads in a weekly log, consisting of a list of
  DAY TIME EVENT
  and then prints the log to the screen
*/
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#include <iostream>
#include <fstream>
#include <cctype>
using namespace std;

const int NUMDAYS = 7;
const int MAXWORDLEN = 80;

//FindDayNum is given a day as a string and returns the correct number
//0 (for sunday) to 6 (for saturday)
int FindDayNum(char day[], char days[NUMDAYS][MAXWORDLEN]);

//ClearActivities initially sets whether anything happened on a given
//weekday to be false
void ClearActivities(bool activity[]);


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int main()
{
  //FILE variables
  ifstream infile;
  char infilename[MAXWORDLEN];

  //day is a string for the current day being processed
  char day[MAXWORDLEN];
  //days is the list of all days
  char days[NUMDAYS][MAXWORDLEN] = {"sunday", "monday", "tuesday",
				    "wednesday", "thursday",
				    "friday", "saturday"};

  //activity stores whether anything happened on a given day
  //so we don't access unused days from the dayactivity array
  bool activity[NUMDAYS];
  //daytime stores the time for each day when something happened
  char daytime[NUMDAYS][MAXWORDLEN];
  //dayactivity stores what happed on a given day
  char dayactivity[NUMDAYS][MAXWORDLEN];

  int daynum=0;

  //Get the file read for processing
  cout << "Please enter the log file name : ";
  cin >> infilename;

  infile.open(infilename);
  if (infile.fail())
    {
      cout << "Failed to open file " << infilename << endl;
      exit(1); //terminate program
    }

  //start all activities as false
  ClearActivities(activity);
  
  //Repeat until the user presses Ctrl-D or enters an invalid day
  while ((daynum>=0) && (infile>>day))
    {
      daynum = FindDayNum(day, days);
      if (daynum>=0) //it is a valid day
	{
	  activity[daynum]=true;

	  ////Read when the activity occurred - replaced cin with infile
	  //cin >> daytime[daynum];
	  infile >> daytime[daynum];

	  ////Read what activity occurred - replace cin with infile
	  //cin.getline(dayactivity[daynum], MAXWORDLEN);
	  infile.getline(dayactivity[daynum], MAXWORDLEN);
	}
    }

  //Print all the activities out to the screen
  for (int d=0; d<7; d++)
    if (activity[d])
      cout << days[d] << " " << daytime[d] << " " << dayactivity[d] << endl;
    else
      cout << days[d] << " : Nothing done\n";

  infile.close();

  return 0;
}


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//Compares the 1st 2 letters (as lowercase) to determine which day
int FindDayNum(char day[], char days[NUMDAYS][MAXWORDLEN])
{
  int daynum=NUMDAYS-1;
  
  while (daynum>=0)
    {
      if ((tolower(day[0])==days[daynum][0]) &&
	  (tolower(day[1])==days[daynum][1]))
	{
	  break;  //found the day so stop looking
	}
      daynum--;
    }

  return daynum;
}



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//Initialize all days as no activities
void ClearActivities(bool activity[])
{
  for (int i=0; i<NUMDAYS; i++)
    activity[i]=false;
}