MediaWiki:Common.js: mudanças entre as edições

Edição das 14h03min de 4 de novembro de 2024

/* Códigos JavaScript aqui colocados serão carregados por todos aqueles que acessarem alguma página deste wiki */

/* Organize */
$(document).ready(function () {
  var tables = document.getElementsByClassName("organize");
  Array.prototype.forEach.call(tables, function (table) {
    var rows, switching, i, x, y, shouldSwitch;
    switching = true;
    /* Make a loop that will continue until
        no switching has been done: */
    while (switching) {
      // start by saying: no switching is done:
      switching = false;
      rows = table.rows;
      /* Loop through all table rows (except the
            first, which contains table headers): */
      for (i = 1; i < rows.length - 1; i++) {
        // start by saying there should be no switching:
        shouldSwitch = false;
        /* Get the two elements you want to compare,
                one from current row and one from the next: */
        x = rows[i].querySelector("h3>span.mw-headline");
        y = rows[i + 1].querySelector("h3>span.mw-headline");
        // check if the two rows should switch place:
        if (
          x.getAttribute("id").toLowerCase() >
          y.getAttribute("id").toLowerCase()
        ) {
          // if so, mark as a switch and break the loop:
          shouldSwitch = true;
          break;
        }
      }
      if (shouldSwitch) {
        /* If a switch has been marked, make the switch
                and mark that a switch has been done: */
        rows[i].parentNode.insertBefore(rows[i + 1], rows[i]);

        var rowIdA = rows[i].querySelector(".mw-headline").getAttribute("id");
        var rowIdB = rows[i + 1]
          .querySelector(".mw-headline")
          .getAttribute("id");
        var floatTOCLinkA = document.querySelector(
          'a[href$="' + rowIdA + '"]'
        ).parentNode;
        var floatTOCLinkB = document.querySelector(
          'a[href$="' + rowIdB + '"]'
        ).parentNode;

        floatTOCLinkB.parentNode.insertBefore(floatTOCLinkA, floatTOCLinkB);

        rowIdA = null;
        rowIdB = null;
        floatTOCLinkA = null;
        floatTOCLinkB = null;

        switching = true;
      }
    }
  });
});

/* Runa TOC */
/* TOC */
$(document).ready(function () {
  var $window = $(window);
  var $mwPanel = $("#mw-panel");
  var $toc = $("#toc");

  if (!$toc.length) {
    return;
  }

  var headingThreshold = $window.height() / 5.0;

  // Clonando a TOC
  var $floatTOC = $toc
    .clone()
    .removeAttr("id")
    .attr("id", "floatTOC")
    .addClass("floatTOC")
    .appendTo("body");

  $floatTOC.find("ul").show();

  // Criando o botão de alternância
  const tocToggleButton = document.createElement("button");
  tocToggleButton.setAttribute("id", "toctogglebutton");
  tocToggleButton.setAttribute("onclick", "toggleTOCVisibility()");

  const tocToggleButtonIconNode = document.createElement("i");
  tocToggleButtonIconNode.setAttribute("class", "material-icons");

  // Verificando o cookie para decidir se a TOC deve ser visível
  if (getCookie("showTOC") === "false") {
    tocToggleButtonIconNode.textContent = "chevron_left";
    $floatTOC.addClass("hiddenFloatTOC");
  } else {
    tocToggleButtonIconNode.textContent = "chevron_right";
  }

  tocToggleButton.appendChild(tocToggleButtonIconNode);
  $floatTOC.prepend(tocToggleButton);

  // Evento de clique nos links da TOC
  $floatTOC.find("a").click(function (e) {
    e.preventDefault(); // Previne o comportamento padrão
    var targetId = decodeURIComponent(this.hash).replace(/\./g, "\\."); // Decodifica e escapa pontos
    if ($(targetId).length) { // Verifica se o elemento existe
      $("html, body").animate({
        scrollTop: $(targetId).offset().top - headingThreshold,
      });
    } else {
      console.warn("Elemento não encontrado: " + targetId);
    }
  });

  var tocLimit = $toc.offset().top + $toc.height();
  var headingOffsets = [];

  // Salvando as posições dos cabeçalhos
  $(".mw-headline").each(function () {
    headingOffsets.push([$(this).attr("id"), $(this).offset().top]);
  });

  function updateFloatTOC() {
    var scrollTop = $window.scrollTop();
    var floatTOCVisible = scrollTop > tocLimit;
    if (floatTOCVisible) {
      $mwPanel.hide();
      var highlight = false;

      // Lógica para determinar qual cabeçalho destacar
      $.each(headingOffsets, function (i, v) {
        if (i !== 0 && scrollTop + headingThreshold < v[1]) {
          highlight = headingOffsets[i - 1][0];
          return false;
        }
      });

      // Destacar o item atual no TOC
      $floatTOC.find("a").css({ "font-weight": "", "text-decoration": "" }).find('.toc-ball').remove();
      if (highlight) {
        var $current = $floatTOC.find('a[href="#' + $.escapeSelector(highlight) + '"]');
        $current.css({ "font-weight": "bold", "text-decoration": "underline" });
        $current.prepend('<span class="toc-ball" style="margin-right: 5px;">•</span>');
      }
    } else {
      $mwPanel.show();
    }
  }

  // Inicializa o manipulador de rolagem
  $window.on("scroll", updateFloatTOC);
  updateFloatTOC(); // Chama uma vez para garantir que a TOC esteja visível corretamente
});

function toggleTOCVisibility() {
  var $floatTOC = $("#floatTOC");
  var $tocToggleButton = $("#toctogglebutton i"); // Seleciona apenas o ícone dentro do botão

  if ($floatTOC.hasClass("hiddenFloatTOC")) {
    $floatTOC.removeClass("hiddenFloatTOC");
    $tocToggleButton.text("chevron_right");
    setCookie("showTOC", "true");
  } else {
    $floatTOC.addClass("hiddenFloatTOC");
    $tocToggleButton.text("chevron_left");
    setCookie("showTOC", "false");
  }
}

function setCookie(cname, cvalue, exdays) {
  const d = new Date();
  d.setTime(d.getTime() + (exdays || 365) * 24 * 60 * 60 * 1000);
  const expires = "expires=" + d.toUTCString();
  document.cookie = cname + "=" + cvalue + ";" + expires + ";path=/";
}

function getCookie(cname) {
  var name = cname + "=";
  var ca = document.cookie.split(";");
  for (var i = 0; i < ca.length; i++) {
    var c = ca[i];
    while (c.charAt(0) == " ") {
      c = c.substring(1);
    }
    if (c.indexOf(name) == 0) {
      return c.substring(name.length, c.length);
    }
  }
  return "";
}