publicquiz/templates/player.html

<!-- player.html -->
{% extends 'base.html' %}
{% block content %}
<style>
  .option.selected {
    background-color:rgb(110, 168, 255);  /* bootstrap “primary” bg */
    color: black;
  }
  .option.disabled {
    background-color:rgb(148, 148, 148);  /* bootstrap “secondary” bg */
    color: black;
  }
  .option.correct {
    border: 5px solid #198754 !important;  /* bootstrap “success” green */
  }
</style>
<div class="container" id="player-app">
  <!-- Join View -->
  <div id="view-join" {% if state == 'join' %} {% else %}style="display:none;"{% endif %}>
    <h1 class="mb-4">Dem Quiz Beitreten</h1>
    {% if not error %}
    <form id="joinForm" action="{{ url_for('do_join') }}" method="post">
      <div class="input-group mb-3">
        <input name="name" id="nameInput" type="text"
              class="form-control" placeholder="Deinen Name eingeben..." />
        <button type="submit" class="btn btn-success">Beitreten</button>
      </div>
    </form>
    {% else %}
    <!-- show backend-passed error if present -->
    <div id="joinStatus" class="mt-2">
        <div class="alert alert-danger" role="alert">{{ error }}</div>
    </div>
    {% endif %}
  </div>

  <!-- Wait View -->
  <div id="view-wait" {% if state == 'waiting' %} {% else %}style="display:none;"{% endif %}>
    <div class="alert alert-info mt-4" role="alert">
      Bitte warten bis das Spiel beginnt.
    </div>
  </div>

  <!-- Options View -->
  <div id="view-question" {% if state == 'question' %} {% else %}style="display:none;"{% endif %}>
    <div id="options" class="d-grid gap-2"></div>
  </div>

  <!-- End View -->
  <div id="view-end" style="display:none;">
    <div class="alert alert-success mt-4 text-center">
      <h2>Spiel beendet!</h2>
      <p>Du hast <strong><span id="playerScore">0</span> Punkte</strong> erzielt und Platz <strong><span id="playerRank">–</span></strong> belegt.</p>
    </div>
  </div>

</div>

<script>
  const socket = io();

  // Restore state on load
  socket.on('connect', () => {
    socket.emit('rejoin_game');
  });

  // Sync initial or reconnect state
  socket.on('sync_state', data => {
    if (data.state === 'waiting') {
      $('#view-join, #view-question').hide();
      $('#view-wait').show();
    }
    else if (data.state === 'question') {
      $('#view-join, #view-wait').hide();
      $('#view-question').show();
      renderOptions(data.options, data.answered);
    }
    else if (data.state === 'end') {
      $('#view-join, #view-wait, #view-question').hide();
      $('#view-end').show();
      $('#playerScore').text(data.score);
      $('#playerRank').text(data.placement);
    }
  });

  // Host clicked “Start Game”
  socket.on('game_started', () => {
    $('#view-join, #view-wait').hide();
    $('#view-question').show();
  });

  // A new question just dropped
  socket.on('new_question', data => {
    $('#view-join, #view-wait').hide();
    $('#view-question').show();
    renderOptions(data.options, false);
  });


  // when the right answer is revealed
  socket.on('answer_revealed', data => {
    $('.option').each(function() {
      const $opt = $(this);
      if ($opt.text() === data.correct) {
        // highlight as correct with green outline
        $opt
          .addClass('correct')
          .removeClass('btn-outline-primary disabled')
          .prop('disabled', true);
      } else {
        // any un-clicked options become permanently disabled
        if (!$opt.hasClass('selected')) {
          $opt
            .addClass('disabled')
            .removeClass('btn-outline-primary btn-primary')
            .prop('disabled', true);
        }
      }
    });
  });


  // Handle answer clicks
  $(document).on('click', '.option', function() {
    const $all = $('.option');
    const $me  = $(this);
    const answer = $me.text();

    // emit once
    socket.emit('submit_answer', { answer });

    // style the clicked one as selected
    $me
      .addClass('selected')
      .removeClass('btn-outline-primary')
      .prop('disabled', true);

    // style all the others as disabled
    $all.not($me)
      .addClass('disabled')
      .removeClass('btn-outline-primary btn-primary')
      .prop('disabled', true);
  });

  // When re-rendering options (e.g. on sync or new_question), clear any classes:
  function renderOptions(options, alreadyAnswered) {
    const $opts = $('#options').empty();
    options.forEach(opt => {
      const btn = $(`<button class="btn option btn-outline-primary btn-lg mb-2">${opt}</button>`);
      if (alreadyAnswered) {
        btn.addClass('disabled')
           .removeClass('btn-outline-primary')
           .prop('disabled', true);
      }
      $opts.append(btn);
    });
  }

  // Handle end-of-game for players
  socket.on('game_over', data => {
    if (data.placement !== undefined) {
      // hide everything else
      $('#view-join, #view-wait, #view-question').hide();
      // show final screen
      $('#view-end').show();
      // fill in score & rank
      $('#playerScore').text(data.score);
      $('#playerRank').text(data.placement);
    }
  })
</script>
{% endblock %}