#include <string>
#include <iostream>
#include "NameT.h"

using namespace std;

NameT ReadName(){
    NameT name;
    char tmp;
    string tmpName;


    cout << "Enter the first name => ";
    cin >>  name.firstName;

    cout << "Enter the middle initial, or 0 if none => ";
    cin >> tmp;
    if (isalpha(tmp)) {
        name.middleInitial = tmp;
    } else {
        name.middleInitial = ' ';
    }

    cout << "Enter the last name or 0 if none => ";
    cin >> tmpName;
    if (tmpName != "0")  {
        name.lastName = tmpName;
    } else {
        name.lastName = "";
    }

    return name;
}

void PrintName(NameT name){
    cout << NameString(name);

    return;
}

string NameString(NameT name){
    string rv;

    // everyone must have a first name.
    rv = name.firstName;

    // cover the case where there is no middle initial.
    if (name.middleInitial != ' ') {
       rv = rv  + ' ' + name.middleInitial + '.';
    }

    // cover the case where there is no last name.
    // don't want an extra space at the end of the name
    if (name.lastName != "") {
        rv = rv + ' '  + name.lastName;
    }

    return rv;

}

int CompareNames(NameT a , NameT b){
   int returnValue = 0;

   if (a.lastName == b.lastName) {
      if (a.firstName == b.firstName) {
          if (a.middleInitial == b.middleInitial) {
	     returnValue = 0;
	  } else if (a.middleInitial < b.middleInitial) {
             returnValue = -1;
	  } else {
             returnValue = 1;
	  }
      } else if (a.firstName < b.firstName) {
          returnValue = -1;
      } else {
          returnValue = 1;
      }
   } else if (a.lastName < b.lastName) {
      returnValue = -1;
   } else {
      returnValue = 1;
   }

   return returnValue;
}