(function($) {
  'use strict';

  // outcome keywords to detect on previous roll
  const OUTCOMES = ['Ai câștigat!', 'Ai pierdut!', 'Egal!'];

  $('#roll-dice').on('click', function(e) {
    e.preventDefault();

    // clear input
    $('[name=message]').val('');

    // roll two dice
    const sideOne = Math.floor(Math.random() * 6) + 1;
    const sideTwo = Math.floor(Math.random() * 6) + 1;
    animateDice($('#dice1'), sideOne, 12);
    animateDice($('#dice2'), sideTwo, 8);

    const total = sideOne + sideTwo;
    const tag1 = `[dice1=${sideOne}][/dice1]`;
    const tag2 = `[dice2=${sideTwo}][/dice2]`;
    let message = `[b][i] Ai dat cu zarul: ${total}`;

    // look at the last up-to-10 messages for the last roll
    const lastTen = $('.mchat-text').slice(-10).toArray().map(el => $(el).text());
    const lastRollIdx = lastTen.map((txt, idx) => txt.includes('Ai dat cu zarul:') ? idx : -1)
                              .filter(idx => idx >= 0)
                              .pop();
    if (lastRollIdx !== undefined) {
      const lastText = lastTen[lastRollIdx];

      // if that last roll had NO outcome keyword, this is the second of the pair => add outcome
      const hadOutcome = OUTCOMES.some(o => lastText.includes(o));
      if (!hadOutcome) {
        // extract its result to compare
        const m = lastText.match(/Ai dat cu zarul:\s*(\d+)/);
        if (m) {
          const prev = parseInt(m[1], 10);
          if (total > prev) {
            message += ' [color=green]Ai câștigat![/color]';
          } else if (total < prev) {
            message += ' [color=red]Ai pierdut![/color]';
          } else {
            message += ' [color=orange]Egal![/color]';
          }
        }
      }
    }

    message += '[/i][/b]';
    // insert into chat
    insert_text(tag1 + tag2 + message);
  });


  function animateDice($die, finalValue, rollsLeft) {
    $die.removeClass().addClass('side_' + (Math.floor(Math.random() * 6) + 1));
    if (rollsLeft > 1) {
      setTimeout(() => animateDice($die, finalValue, rollsLeft - 1), 100);
    } else {
      $die.removeClass().addClass('side_' + finalValue);
    }
  }

})(jQuery);