// ==UserScript==
// @name         🥇山东大学执业药师网络继续教育|如需自动下一集、自动换课程等高级功能见收费版本：http://doc.zhanyc.cn/pages/sddxzyys/
// @namespace    free
// @version      1.0
// @description  当前是免费版本，只包含了解除视频暂停限制功能。如需自动下一集、自动换课程等高级功能可升级付费版本|接各类脚本开发、代挂任务，微信：zhanyc_cn 个人网站：http://doc.zhanyc.cn
// @include    *://*sdlpa.org.cn*
// @include    *://*.sdlpa.org.cn/*
// @grant       GM_addStyle
// @grant       GM_registerMenuCommand
// @run-at      document-end
// @require http://libs.baidu.com/jquery/2.0.0/jquery.min.js
// ==/UserScript==
(function () {
  let $jq = $;
  unsafeWindow.$jq = $;

  let docUrl = "http://doc.zhanyc.cn/pages/sddxzyys/";
  let isDev = true;

  let yxk = {
    pageData: {
      waitOfTimers: [],
      videoTimer: null,
      waitCount: 0,
    },
    async init() {
      console.log("%c yxk init", "background:rgb(0,0,0);color:#fff");
      yxk.showFloatingBox();
      yxk.regMenuCmd();
      yxk.routeByUrl(location.href);

      let prevUrl = location.href;
      setInterval(function () {
        if (prevUrl != location.href) {
          prevUrl = location.href;
          yxk.routeByUrl(location.href);
        }
      }, 500);
    },
    regMenuCmd() {
      if (unsafeWindow.top !== unsafeWindow) return;
      GM_registerMenuCommand("使用说明", function () { window.open(docUrl); });
      GM_registerMenuCommand("联系作者", function () { window.open("http://doc.zhanyc.cn/contact-me/"); });
    },
    async routeByUrl(url) {
      clearInterval(yxk.pageData.videoTimer);
      yxk.pageData.videoTimer = null;

      url = url.toLowerCase();
      if (url.includes("/learn?")) {
        yxk.startVideoHandler();
      }
    },
    async startVideoHandler() {
      console.log("%c startVideoHandler", "background:rgb(0,0,0);color:#fff");
      await yxkWaitOf(function () { return $("video").length > 0; });
      await yxkWaitTimeout(1000);

      if (yxk.pageData.videoTimer != null) return;

      let interval = 2;
      let prevTime = null;
      let stuckLimit = 60;
      let stuckCount = stuckLimit;

      // 显示视频状态区域
      $(".yxk-float-video-status").show();

      yxk.pageData.videoTimer = setInterval(async function () {
        try {
          if (yxk.pageData.waitCount > 0) {
            yxk.pageData.waitCount -= interval;
            return;
          }

          // 处理"您已离开播放界面"弹窗 - 解除暂停限制核心
          let $leaveTip = yxkFindElByText($(".el-message-box__message"), "您已离开播放界面，已暂停播放和计时。", 'like');
          if ($leaveTip != null) {
            $leaveTip.parents('.el-message-box:first').find('button.el-button--primary').click();
            return;
          }

          // 处理"请点击签到按钮"弹窗
          let $signTip = yxkFindElByText($(".el-message-box__message"), "请点击[签到]按钮继续学习。", 'like');
          if ($signTip != null) {
            $signTip.parents('.el-message-box:first').find('button.el-button--primary').click();
            return;
          }

          let video = yxkGetVideo();
          if (!video) return;

          let curTime = video.currentTime;
          if (curTime == prevTime) {
            stuckCount -= interval;
            if (stuckCount <= 0) {
              stuckCount = stuckLimit;
              location.reload();
              return;
            }
          } else {
            prevTime = curTime;
            stuckCount = stuckLimit;
          }

          video.volume = 0;

          // 更新悬浮面板播放进度
          yxk.refreshProgress(curTime, video.duration);

          let titleText = "进度：" + curTime.toFixed(0) + "/" + video.duration.toFixed(0);
          $("title").text(titleText);

          let playing = await yxkCheckPlaying();
          if (!playing) {
            yxkAutoPlay();
          }
        } catch (e) {
          console.error("视频页面定时器出错", e);
        }
      }, interval * 1000);
    },
    refreshProgress(curTime, totalTime) {
      $(".yxk-progress-text").text(yxkFormatTime(curTime) + " / " + yxkFormatTime(totalTime));
      let pct = totalTime > 0 ? (curTime / totalTime * 100).toFixed(1) : 0;
      $(".yxk-progress-bar-inner").css("width", pct + "%");
      $(".yxk-progress-percent").text(pct + "%");
      $(".yxk-play-status").html("▶ 视频播放中").css("color", "#00ff83");
    },
    showFloatingBox() {
      GM_addStyle(`
        @keyframes yxkFadeIn{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
        @keyframes yxkPulse{0%{opacity:1}50%{opacity:0.4}100%{opacity:1}}
        #yxkFloatBox{position:fixed;left:10px;top:10px;z-index:2147483647;background:linear-gradient(145deg,rgba(30,30,60,0.95),rgba(20,20,50,0.95));border:1px solid rgba(255,255,255,0.15);border-radius:10px;box-shadow:0 8px 32px rgba(0,0,0,0.5);padding:0;min-width:260px;max-width:320px;font-size:14px;color:#fff;font-family:sans-serif;animation:yxkFadeIn 0.3s ease;}
        #yxkFloatBox .yxk-float-header{background:linear-gradient(135deg,#6c5ce7,#a29bfe);padding:8px 12px;border-radius:10px 10px 0 0;display:flex;justify-content:space-between;align-items:center;}
        #yxkFloatBox .yxk-float-running{font-weight:bold;font-size:14px;animation:yxkPulse 2s infinite;}
        #yxkFloatBox .yxk-float-close{background:rgba(255,255,255,0.15);border:none;cursor:pointer;font-size:16px;color:#fff;width:22px;height:22px;line-height:22px;text-align:center;border-radius:50%;padding:0;transition:all 0.2s;}
        #yxkFloatBox .yxk-float-close:hover{background:rgba(255,80,80,0.7);}
        #yxkFloatBox .yxk-float-body{padding:10px 12px;}
        #yxkFloatBox .yxk-float-video-status{margin-bottom:8px;}
        #yxkFloatBox .yxk-play-status{font-size:16px;font-weight:bold;color:#00ff83;animation:yxkPulse 2s infinite;}
        #yxkFloatBox .yxk-progress-wrap{margin-top:6px;}
        #yxkFloatBox .yxk-progress-bar{background:rgba(255,255,255,0.15);border-radius:6px;height:10px;overflow:hidden;}
        #yxkFloatBox .yxk-progress-bar-inner{background:linear-gradient(90deg,#00ff83,#00d4ff);height:100%;border-radius:6px;transition:width 0.5s;width:0%;}
        #yxkFloatBox .yxk-progress-info{display:flex;justify-content:space-between;margin-top:4px;font-size:12px;color:rgba(255,255,255,0.8);}
        #yxkFloatBox .yxk-progress-percent{color:#ffd700;font-weight:bold;}
        #yxkFloatBox .yxk-float-divider{border-top:1px solid rgba(255,255,255,0.1);margin:8px 0;}
        #yxkFloatBox .yxk-float-ad{font-size:12px;line-height:1.6;}
        #yxkFloatBox .yxk-ad-title{color:#ffd700;font-weight:bold;font-size:13px;margin-bottom:4px;text-align:center;}
        #yxkFloatBox .yxk-ad-desc{color:rgba(255,255,255,0.8);margin-bottom:4px;}
        #yxkFloatBox .yxk-ad-link{display:inline-block;margin:4px 0;padding:4px 12px;background:linear-gradient(135deg,#ffd700,#ffaa00);color:#333;border-radius:4px;text-decoration:none;font-weight:bold;font-size:12px;}
        #yxkFloatBox .yxk-ad-link:hover{opacity:0.9;}
        #yxkFloatBox .yxk-ad-service{color:rgba(255,255,255,0.7);margin-top:4px;}
        #yxkFloatBox .yxk-ad-contact{color:#00ff83;font-weight:bold;}
        #yxkFloatBox .yxk-float-free-label{display:inline-block;background:rgba(0,255,131,0.2);border:1px solid #00ff83;border-radius:4px;padding:1px 6px;font-size:11px;color:#00ff83;margin-bottom:6px;}
      `);

      let html = `
<div id="yxkFloatBox">
  <div class="yxk-float-header">
    <span class="yxk-float-running">● 免费版运行中</span>
    <button class="yxk-float-close" id="yxkFloatClose">&times;</button>
  </div>
  <div class="yxk-float-body">
    <span class="yxk-float-free-label">当前功能：解除视频暂停限制</span>
    <div class="yxk-float-video-status" id="yxkVideoStatus" style="display:none;">
      <div class="yxk-play-status" id="yxkPlayStatus">等待视频加载...</div>
      <div class="yxk-progress-wrap">
        <div class="yxk-progress-bar">
          <div class="yxk-progress-bar-inner" id="yxkProgressBar"></div>
        </div>
        <div class="yxk-progress-info">
          <span class="yxk-progress-text" id="yxkProgressText">00:00:00 / 00:00:00</span>
          <span class="yxk-progress-percent" id="yxkProgressPercent">0%</span>
        </div>
      </div>
    </div>
    <div class="yxk-float-divider"></div>
    <div class="yxk-float-ad">
      <div class="yxk-ad-title">付费版本 · 一次付费永久使用 · 免费维护</div>
      <div class="yxk-ad-desc">如需使用全功能版本，请通过地址安装付费版本购买授权后可使用</div>
      <a class="yxk-ad-link" href="${docUrl}" target="_blank">点击查看付费版本</a>
      <div class="yxk-ad-service">接各类脚本开发、代挂、网站小程序开发工作</div>
      <div class="yxk-ad-contact">微信：zhanyc_cn</div>
    </div>
  </div>
</div>`;

      $("body").append(html);
      $("#yxkFloatClose").on("click", function () {
        $("#yxkFloatBox").remove();
      });
    },
  };

  // ========== 工具函数 ==========
  function yxkWaitTimeout(ms) {
    return new Promise(function (resolve) {
      setTimeout(resolve, ms);
    });
  }

  function yxkWaitOf(fn, ms, maxWait) {
    ms = ms || 1000;
    maxWait = maxWait || 60;
    return new Promise(function (resolve, reject) {
      let remaining = maxWait * 1000;
      try { if (fn()) return resolve(); } catch (e) {}
      let tid = setInterval(function () {
        remaining -= ms;
        if (remaining < 0) { clearInterval(tid); return reject(); }
        try { if (fn()) { clearInterval(tid); return resolve(); } } catch (e) {}
      }, ms);
      yxk.pageData.waitOfTimers.push(tid);
    });
  }

  function yxkGetVideo() {
    try { return $("video")[0]; } catch (e) { return null; }
  }

  function yxkAutoPlay() {
    let v = yxkGetVideo();
    if (v) {
      v.volume = 0;
      setTimeout(function () { v.play(); }, 200);
    }
  }

  function yxkCheckPlaying() {
    return new Promise(function (resolve) {
      try {
        let t0 = yxkGetVideo().currentTime;
        setTimeout(function () {
          let t1 = yxkGetVideo().currentTime;
          if (t1 > t0) {
            setTimeout(function () {
              let t2 = yxkGetVideo().currentTime;
              resolve(t2 > t1);
            }, 100);
          } else {
            resolve(false);
          }
        }, 100);
      } catch (e) { resolve(false); }
    });
  }

  function yxkFindElByText($els, text, mode) {
    mode = mode || "eq";
    text = text.trim();
    let $result = null;
    $els.each(function (i, el) {
      if (!$(el).is(":visible")) return true;
      let t = $(el).text().trim();
      if (mode == "eq" && t == text) { $result = $(el); return false; }
      if (mode == "like" && t.includes(text)) { $result = $(el); return false; }
      return true;
    });
    return $result;
  }

  function yxkFormatTime(sec) {
    sec = Math.floor(Math.abs(sec));
    let h = Math.floor(sec / 3600);
    let m = Math.floor((sec % 3600) / 60);
    let s = sec % 60;
    return (h < 10 ? "0" + h : h) + ":" + (m < 10 ? "0" + m : m) + ":" + (s < 10 ? "0" + s : s);
  }

  // 3秒后检查是否已有付费版运行，如果没有则初始化免费版
  setTimeout(function () {
    debugger
    if (typeof(zfk)=='undefined') {
      yxk.init();
    } else {
      console.log('skip init');
    }
  }, 3000);
})();