// ==UserScript==
// @name         追新番复制所有磁力链接
// @include      *zhuixinfan.com/viewtvplay*
// @namespace    http://tampermonkey.net/
// @version      2.0
// @description  追新番快捷复制所有磁力链接
// @author       leeyang1990@gmail.com
// @grant GM_xmlhttpRequest
// @downloadURL none
// ==/UserScript==

(function() {
  "use strict";
  createAllMagnetLinkButton();
})();

function createAllMagnetLinkButton() {
  const filterTabElement = document.querySelectorAll(".filter-tab");
  if (filterTabElement && filterTabElement[0]) {
      const span = document.createElement("span");
      span.className = "a y";
      span.setAttribute("style", `margin:auto 2px;cursor:pointer`);
      const a = document.createElement("a");
      a.textContent = "复制全部磁力链接";
      span.appendChild(a);
      span.addEventListener(
          "click",
          function() {
              onAllMagnetLinkClick(onRequstAllMagnetLinkFinish);
          },
          false
      );
      filterTabElement[0].appendChild(span);
  }
}

//复制全部磁力链接按钮的回调
function onAllMagnetLinkClick(callback) {
  const list = getAllEpisodeUrls();
  const all = [];
  
  for (let index = 0; index < list.length; index++) {
      const link = list[index];
      getDocument(link, document => {
          all.push(getMagnetLink(document));
          if (all.length == list.length) {
              console.log("done");
              callback(all.join("\n"));
          }
      });
  }
}

function onRequstAllMagnetLinkFinish(murl) {
  window.Clipboard.copy(murl);
}

//获取全部剧集的url
function getAllEpisodeUrls() {
  const urls = [];
  const list = document.getElementById("ajax_tbody").querySelectorAll(".td2");
  for (let i = 0; i < list.length; i++) {
      urls.push(list[i].children[0].href);
  }
  return urls;
}

function getDocument(_url, callback) {
  GM_xmlhttpRequest({
      method: "GET",
      url: _url,
      overrideMimeType: "text/html",
      onload: function(response) {
          const parser = new DOMParser();
          const doc = parser.parseFromString(response.responseText, "text/html");
          callback(doc);
      }
  });
}

function getMagnetLink(document) {
  return document.getElementById("torrent_url").innerText;
}

window.Clipboard = (function(window, document, navigator) {
  let textArea, copy;

  // 判断是不是ios端
  function isOS() {
      return navigator.userAgent.match(/ipad|iphone/i);
  }
  //创建文本元素
  function createTextArea(text) {
      textArea = document.createElement("textArea");
      textArea.value = text;
      document.body.appendChild(textArea);
  }
  //选择内容
  function selectText() {
      let range, selection;

      if (isOS()) {
          range = document.createRange();
          range.selectNodeContents(textArea);
          selection = window.getSelection();
          selection.removeAllRanges();
          selection.addRange(range);
          textArea.setSelectionRange(0, 999999);
      } else {
          textArea.select();
      }
  }

  //复制到剪贴板
  function copyToClipboard() {
      try {
          if (document.execCommand("Copy")) {
              alert("复制成功！");
          } else {
              alert("复制失败！请手动复制！");
          }
      } catch (err) {
          alert("复制错误！请手动复制！");
      }
      document.body.removeChild(textArea);
  }

  copy = function(text) {
      createTextArea(text);
      selectText();
      copyToClipboard();
  };

  return {
      copy: copy
  };
})(window, document, navigator);