#include <iostream>
#include <string>

#include "calType.h"

using namespace std;

string MonthTToString(MonthT m){
    string returnValue;
    switch (m) {
        case JANUARY:
             returnValue = "January";
	     break;
	case FEBRUARY:
             returnValue = "February";
	     break;
	case MARCH:
             returnValue = "March";
	     break;
	case APRIL:
             returnValue = "April";
	     break;
	case MAY:
             returnValue = "May";
	     break;
	case JUNE:
             returnValue = "June";
	     break;
	case JULY:
             returnValue = "July";
	     break;
	case AUGUST:
             returnValue = "August";
	     break;
	case SEPTEMBER:
             returnValue = "September";
	     break;
        case OCTOBER:
             returnValue = "October";
	     break;
        case NOVEMBER:
             returnValue = "November";
	     break;
        case DECEMBER:
             returnValue = "December";
	     break;
    }
    return returnValue;
}

MonthT StringToMonthT(string month){
    MonthT returnValue=NO_MONTH;
    int i;

    // make it all lower case, and stop if there is a  non-alpha character
    for(i=0; i<month.size(); i++) {
       if (!isalpha(month[i])) {
         cout << month[i] << " is not valid in a month name." << endl;
       }
       month[i] = tolower(month[i]);
    }

    if ("january" == month) {
       returnValue = JANUARY;
    } else if ("february" == month) {
       returnValue = FEBRUARY;
    } else if ("march" == month) {
       returnValue = MARCH;
    } else if ("april" == month) {
       returnValue = APRIL;
    } else if ("may" == month) {
       returnValue = MAY;
    } else if ("june" == month) {
       returnValue = JUNE;
    } else if ("july" == month) {
       returnValue = JULY;
    } else if ("august" == month) {
       returnValue = AUGUST;
    } else if ("september" == month) {
       returnValue = SEPTEMBER;
    } else if ("october" == month) {
       returnValue = OCTOBER;
    } else if ("november" == month) {
       returnValue = NOVEMBER;
    } else if ("december" == month) {
       returnValue = DECEMBER;
    }
 
    return returnValue;
}

MonthT NextMonth(MonthT m){
    int nextValue;
    MonthT returnMonth = NO_MONTH;

    nextValue = int(m) + 1;
    if (nextValue >= FIRST_MONTH && nextValue <= LAST_MONTH) {
        returnMonth = MonthT (nextValue);    
    } 
    return returnMonth;
}