/*! Fiesta 1.1.0 | MPL-2.0 | https://fiesta.rastrillo.org */
(function () {
  "use strict";

  if (window.fiestaCopy) return;
  window.fiestaCopy = true;

  if (typeof navigator.clipboard?.writeText !== "function") return;

  var BOX = "[rst-snippet],.rst-snippet";
  var BUTTON = "[rst-snippet-copy],.rst-snippet__copy";
  var STATUS = "[rst-snippet-status],.rst-snippet__status";
  var SHOWN_MS = 2000;
  var SPEAK_MS = 100;


  function fiestaPickLang(tag, registry) {
    var want = String(tag || "").toLowerCase();
    if (!want) return null;
    var keys = Object.keys(registry || {}), i;
    for (i = 0; i < keys.length; i++) {
      if (keys[i].toLowerCase() === want) return keys[i];
    }
    var primary = want.split("-")[0];
    for (i = 0; i < keys.length; i++) {
      if (keys[i].toLowerCase().split("-")[0] === primary) return keys[i];
    }
    return null;
  }

  function fiestaWord(el, key, fallback) {
    var v = el.getAttribute("data-rst-" + key);
    if (v !== null && v !== "") return v;
    var registry = (typeof self !== "undefined" && self.fiestaStrings) || {};
    var lang = fiestaPickLang(document.documentElement.lang, registry);
    var table = lang ? registry[lang] : null;
    return table && table[key] !== undefined && table[key] !== "" ? table[key] : fallback;
  }

  var buttons = new WeakMap();
  function state(button) {
    var s = buttons.get(button);
    if (!s) {
      s = { label: button.textContent, latest: 0, reset: 0, speak: 0 };
      buttons.set(button, s);
    }
    return s;
  }

  function select(code) {
    var range = document.createRange(), selection = window.getSelection();
    range.selectNodeContents(code);
    selection.removeAllRanges();
    selection.addRange(range);
  }

  function say(s, n, status, text) {
    if (!status) return;
    s.speak = setTimeout(function () {
      if (n === s.latest) status.textContent = text;
    }, SPEAK_MS);
  }

  function copy(button, box, code) {
    var s = state(button), n = ++s.latest, status = box.querySelector(STATUS), write;
    clearTimeout(s.reset);
    clearTimeout(s.speak);
    button.textContent = s.label;
    if (status) status.textContent = "";
    try {
      write = Promise.resolve(navigator.clipboard.writeText(code.textContent));
    } catch (err) {
      write = Promise.reject(err);
    }
    write.then(function () {
      if (n !== s.latest) return;
      var done = fiestaWord(button, "copy-done", "Copied");
      button.textContent = done;
      s.reset = setTimeout(function () {
        if (n === s.latest) button.textContent = s.label;
      }, SHOWN_MS);
      say(s, n, status, done);
    }, function () {
      if (n !== s.latest) return;
      select(code);
      say(s, n, status, fiestaWord(button, "copy-failed", "Copy failed. Select the code and copy it yourself."));
    });
  }

  function show() {
    document.querySelectorAll(BUTTON).forEach(function (button) {
      state(button);
      button.hidden = false;
    });
  }
  if (document.readyState === "loading") {
    document.addEventListener("DOMContentLoaded", show);
  } else {
    show();
  }

  document.addEventListener("click", function (e) {
    var button = e.target && e.target.closest ? e.target.closest(BUTTON) : null;
    var box = button && button.closest(BOX);
    var code = box && box.querySelector("code");
    if (code) copy(button, box, code);
  });
})();