#include "__POP3_PASS.h"
#include "POP3Server.h"

namespace mail {

   int __POP3_PASS::processCommand(coreutils::ZString request, POP3Session &session, POP3Server &server) {
      request.skipWhitespace();
      // Deliberately the rest of the line, not just the first
      // whitespace-delimited token - RFC 1939 4's PASS <string> may
      // contain any character except CR/LF, spaces included. (A known,
      // documented gap of this same shape exists nowhere else in this
      // codebase for POP3, since every other POP3 argument is a bare
      // number or single atom that's never expected to contain a
      // space.)
      coreutils::ZString passArg = request.unparsed();

      if (session.userName.empty()) {
         session.out << "-ERR USER required first" << CRLF;
         return 1;
      }
      if (passArg.getLength() == 0) {
         session.out << "-ERR Usage: PASS <password>" << CRLF;
         return 1;
      }

      coreutils::ZString userNameZ(session.userName);
      if (!server.mailFileSystem.checkPassword(userNameZ, passArg)) {
         session.out << "-ERR Authentication failed" << CRLF;
         session.userName.clear();
         return 1;
      }

      coreutils::ZString userNameZ2(session.userName);
      std::string mailboxPath = server.mailFileSystem.getFolderPath(userNameZ2, "Inbox").str();
      session.mailbox.load(mailboxPath);
      session.authenticated = true;
      session.out << "+OK Logged in" << CRLF;
      return 1;
   }

}