#include "request.hh"
#include "mobile.hh"

using namespace std ;
using std::tr1::unordered_map ;



/* *** Constructors *** */


Request::Request(const unordered_map<string, Measurement> &_measurements)
{
  mobile = NULL ;
  measurements = _measurements ;
}


Request::Request(const Timestamp &_timestamp,
                 const unordered_map<string, Measurement> &_measurements)
{
  mobile = NULL ;
  timestamp = _timestamp ;
  measurements = _measurements ;
}


Request::Request(const Mobile *_mobile, const Timestamp &_timestamp,
                 const unordered_map<string, Measurement> &_measurements)
{
  mobile = const_cast<Mobile*>(_mobile) ;
  timestamp = _timestamp ;
  measurements = _measurements ;
}


Request::Request(const Request &source)
{
  mobile = source.mobile ;
  timestamp = source.timestamp ;
  measurements = source.measurements ;
}



/**
 * Note that the value pointed by #mobile is not deleted.
 */
Request::~Request()
{
  measurements.clear() ;
}



/* *** Write accessors *** */


/**
 * - #mobile is NULLified, but the value it pointed to is not deleted.
 * - The fields of #timestamp are initialised to 0.
 * - #measurements is cleared.
 */
void Request::clear()
{
  mobile = NULL ;
  timestamp.set_timestamp_ms(0) ;
  measurements.clear() ;
}



/* *** Operators *** */


const Request& Request::operator=(const Request &source)
{
  if (this == &source)
    return *this ;

  mobile = source.mobile ;
  timestamp = source.timestamp ;
  measurements = source.measurements ;

  return *this ;
}


bool Request::operator==(const Request &comp) const
{
  if (this == &comp)
    return true ;

  return
    mobile == comp.mobile &&
    timestamp == comp.timestamp &&
    measurements == comp.measurements ;
}



ostream &operator<<(ostream &os, const Request &r)
{
  // Timestamp
  os
      << "At " << r.timestamp << "; " ;

  // MAC address
  os
      << "Mobile: "
      << (r.mobile != NULL ? r.mobile->get_mac_addr() : "Unknown_Mobile")
      << ":" ;

  // List of Measurements
  if (r.measurements.size() == 0)
    os << " No values" ;
  else
    for (unordered_map<string, Measurement>::const_iterator i
         = r.measurements.begin() ; i != r.measurements.end() ; ++i)
      {
        os << '\n' << i->first << ": " << i->second ;
      }

  return os ;
}