#ifndef ____POP3_QUIT_h__
# define ____POP3_QUIT_h__

# include "POP3Command.h"

namespace mail {

   class __POP3_QUIT : public POP3Command {

      // RFC 1939 6: the UPDATE state - QUIT is what actually commits
      // every DELE mark made this session (unlinking those messages),
      // not DELE itself. Only happens if the session ever authenticated
      // (a QUIT sent before USER/PASS in the AUTHORIZATION state has no
      // maildrop to touch).
      int processCommand(coreutils::ZString request, POP3Session &session, POP3Server &server) override {
	 if (session.authenticated) {
	    // Resolve every marked message number to its UID FIRST, all
	    // at once, before deleting any of them - deleteMessage()
	    // mutates the mailbox's message list, which would shift
	    // every LATER message number's meaning if resolved one at a
	    // time interleaved with deletion. UIDs, unlike message
	    // numbers, are stable across that mutation.
	    std::vector<uint32_t> uidsToDelete;
	    for (int msgNum : session.deletedMarks) {
	       uint32_t uid = session.mailbox.uidForSeq(msgNum);
	       if (uid != 0)
		  uidsToDelete.push_back(uid);
	    }
	    for (uint32_t uid : uidsToDelete)
	       session.mailbox.deleteMessage(uid);
	 }
	 session.out << "+OK BARANTMail POP3 server signing off" << CRLF;
	 session.terminate();
	 return 1;
      }

   };

}

#endif