//  Telephone Number functions	                    Conrad Weisert
//  --------------------------
//     (copyright 2004 Information Disciplnes, Inc., Chicago)


#include "TelephoneNumber.hpp"

//  Constructor -- In order to minimize the burden on the user program we don't 
//  -----------    throw an exception for an illegal value, but simply set the 
//				   object to zeros.  Some applications use 555 exchange to 
//				   indicate an unknown value.   

NA_PhoneNumber::
  NA_PhoneNumber(const short area, const short exchange, const short digits)
         : area_(area), localNumber_(exchange*10000+digits) 
{if (area_   <= 200  || area_    % 100 == 11
  || area_    > 999  ||(area_    % 100 ==  0 && area != 800)
  || exchange<= 200  || exchange % 100 == 11
  || exchange > 999  || exchange % 100 ==  0 
  || digits  <   0   || digits   > 9999) 
   	  localNumber_ = area_ = 0;
}
 


//  Relational Operators
//  --------------------

 bool operator== (PHONE_NUMBER_BASE& ls, PHONE_NUMBER_BASE& rs)
      {return ls.countryCode()  == rs.countryCode()
	       && ls.digits()       == rs.digits() 
           && ls.exchange()     == rs.exchange()
           && ls.areaCode()     == rs.areaCode();}

 bool operator<  (PHONE_NUMBER_BASE& ls, PHONE_NUMBER_BASE& rs)
      {return ls.countryCode() < rs.countryCode() ?  true
	      :   ls.countryCode() > rs.countryCode() ?  false   
		  :   ls.areaCode() < rs.areaCode() 
          || (ls.areaCode()== rs.areaCode() 
  	          && (ls.exchange() < rs.exchange()
		          || (ls.exchange() == rs.exchange() 
			          && ls.digits() < rs.digits())));} 



//  Output-stream insertion
//  Format (North American) is:  (nnn) nnn-nnnn
//  (The country code is not included.)

 ostream& NA_PhoneNumber::print (ostream& s) const
         {if (!isLegal()) return s << "(***) UNKNOWN!";
	      s << '(' << areaCode() << ") "
                   << exchange() << '-'; 
          long n = digits();         //  Insert leading zeros
          if (n < 1000) s << '0';
          if (n < 100)  s << '0';
          if (n < 10)   s << '0';
          return s << n;
         }