// ==UserScript==
// @name         自考365免费版|如需自动下一集、自动换课程、秒过、考试答题等高级功能见收费版本：http://doc.zhanyc.cn/pages/zk365/
// @run-at       document-end
// @version      1.0
// @description  当前是免费版本，只包含了视频页面自动播放、解除播放暂停限制功能。如需自动下一集、自动换课程、秒过、考试答题、全自动无人值守高级功能可升级付费版本|接各类脚本开发、代挂工作，微信：zhanyc_cn 个人网站：http://doc.zhanyc.cn
// @include      *://*.zikao365.com/*
// @grant        GM_addStyle
// @grant        window.close
// @require      http://libs.baidu.com/jquery/2.0.0/jquery.min.js
// @antifeature  payment
// @license      Creative Commons
// ==/UserScript==
(function () {
  let docUrl = "http://doc.zhanyc.cn/pages/zk365/";

  let yxkt = {
    pageData: {
      videoTimer: null,
      waitTime: 0,
    },
    async init() {
      console.log("%c yxkt init", "background:rgb(0,0,0);color:#fff");
      yxkt.addPanelStyle();
      await yxkt.waitForBody();
      yxkt.createPanel();
      let url = location.href;
      if (
        url.includes("/xcware/video/videoPlay/videoPlayhls.shtm") ||
        url.includes("/xcware/video/h5video/videoPlay.shtm")
      ) {
        yxkt.startVideo();
      } else if (url.toLowerCase().includes("/examinationGckh".toLowerCase())) {
        yxkt.showExamTips();
      } else if (url.toLowerCase().includes("/vqzs/shijuan/".toLowerCase())) {
        yxkt.showExamTips();
      } else if (url.toLowerCase().includes("/vqzs/analysisGckh".toLowerCase())) {
        yxkt.showExamTips();
      }
      // 监听URL变化（SPA页面切换）
      let lastUrl = location.href;
      setInterval(() => {
        if (lastUrl !== location.href) {
          lastUrl = location.href;
          yxkt.handleUrlChange(location.href);
        }
      }, 500);
    },
    async handleUrlChange(url) {
      if (
        url.includes("/xcware/video/videoPlay/videoPlayhls.shtm") ||
        url.includes("/xcware/video/h5video/videoPlay.shtm")
      ) {
        yxkt.startVideo();
      } else if (url.toLowerCase().includes("/examinationGckh".toLowerCase())) {
        yxkt.showExamTips();
      } else if (url.toLowerCase().includes("/vqzs/shijuan/".toLowerCase())) {
        yxkt.showExamTips();
      } else if (url.toLowerCase().includes("/vqzs/analysisGckh".toLowerCase())) {
        yxkt.showExamTips();
      } else {
        yxkt.hideExamTips();
      }
    },
    // ========== 视频相关方法 ==========
    async startVideo() {
      console.log("%c yxkt startVideo", "background:rgb(0,0,0);color:#fff");
      await yxkt.waitForEl(() => $("video").length > 0);
      await yxkt.sleep(1000);
      yxkt.showVideoStatus("视频功能运行中");
      yxkt.play();
      yxkt.updatePanelProgress();
      yxkt.pageData.videoTimer = setInterval(async () => {
        try {
          if (yxkt.pageData.waitTime > 0) {
            yxkt.pageData.waitTime -= 2;
            return;
          }
          let video = yxkt.getVideo();
          if (!video) return;
          video.volume = 0;
          let title = `进度：${yxkt.getCurTime().toFixed(0)}/${yxkt.getTotalTime().toFixed(0)}`;
          $("title").text(title);
          yxkt.updatePanelProgress();
          let isFinish = yxkt.isPlayFinish();
          if (isFinish) {
            yxkt.showVideoStatus("视频播放完成");
            yxkt.pageData.waitTime = 10;
            return;
          }
          let isPlaying = await yxkt.videoIsPlay();
          if (!isPlaying) {
            yxkt.play();
          }
          if (video.playbackRate != 1) {
            video.playbackRate = 1;
          }
        } catch (e) {
          console.error("视频定时器出错", e);
        }
      }, 2000);
      // 监听视频事件
      let video = yxkt.getVideo();
      if (video) {
        video.addEventListener('play', () => {
          yxkt.showVideoStatus("视频播放中");
        });
        video.addEventListener('pause', () => {
          yxkt.showVideoStatus("视频已暂停 - 即将恢复播放");
          setTimeout(() => {
            yxkt.play();
          }, 500);
        });
      }
    },
    play() {
      let video = yxkt.getVideo();
      if (!video) return;
      video.volume = 0;
      setTimeout(() => {
        video.play();
      }, 200);
    },
    getVideo() {
      return $("video")[0];
    },
    getCurTime() {
      let res = 0;
      try {
        res = yxkt.getVideo().currentTime;
      } catch (e) {
        console.error(e);
      }
      return res;
    },
    getTotalTime() {
      let res = 0;
      try {
        res = yxkt.getVideo().duration;
      } catch (e) {
        console.error(e);
      }
      return res;
    },
    isPlayFinish() {
      try {
        return yxkt.getTotalTime() > 0 && yxkt.getCurTime() + 10 >= yxkt.getTotalTime();
      } catch (e) {
        return false;
      }
    },
    async videoIsPlay() {
      return new Promise((resolve) => {
        try {
          let curTime = $("video")[0].currentTime;
          setTimeout(() => {
            let time1 = $("video")[0].currentTime;
            let res = time1 > curTime;
            if (res) {
              setTimeout(() => {
                let time2 = $("video")[0].currentTime;
                let res2 = time2 > time1;
                resolve(res2);
              }, 100);
            } else {
              return resolve(false);
            }
          }, 100);
        } catch (e) {
          resolve(false);
        }
      });
    },
    // ========== 答题页面引流提示 ==========
    showExamTips() {
      $("#yxktExamTips").remove();
      let tipsHtml = `
        <div id="yxktExamTips" style="position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:99999;background:#fff;border:3px solid #ff4444;border-radius:12px;padding:30px;box-shadow:0 0 30px rgba(255,0,0,0.3);max-width:500px;text-align:center;">
          <div style="font-size:24px;font-weight:bold;color:#ff4444;margin-bottom:15px;">⚠ 考试答题功能</div>
          <div style="font-size:16px;color:#333;line-height:1.8;margin-bottom:20px;">
            当前页面支持<b style="color:#ff4444;">自动答题</b>功能<br>
            付费版本可实现<b>秒过考试、自动答题、自动交卷</b>等高级功能<br>
            一次付费，永久使用，免费维护更新
          </div>
          <div style="margin-bottom:15px;">
            <a href="${docUrl}" target="_blank" style="display:inline-block;background:#ff4444;color:#fff;padding:10px 30px;border-radius:6px;text-decoration:none;font-size:16px;font-weight:bold;">查看付费版本</a>
          </div>
          <div style="font-size:13px;color:#888;">
            接各类脚本开发、代挂工作，微信：zhanyc_cn
          </div>
          <div id="yxktExamTipsClose" style="position:absolute;top:8px;right:12px;cursor:pointer;font-size:20px;color:#999;" onclick="document.getElementById('yxktExamTips').remove()">✕</div>
        </div>
      `;
      $("body").append(tipsHtml);
    },
    hideExamTips() {
      $("#yxktExamTips").remove();
    },
    // ========== 悬浮面板 ==========
    addPanelStyle() {
      GM_addStyle(`
        #yxktPanel {
          position: fixed;
          left: 10px;
          top: 10px;
          z-index: 99998;
          background: rgba(0,0,0,0.85);
          color: #fff;
          border-radius: 8px;
          padding: 12px;
          font-size: 13px;
          min-width: 260px;
          max-width: 320px;
          box-shadow: 0 2px 12px rgba(0,0,0,0.3);
          font-family: Microsoft YaHei, sans-serif;
          line-height: 1.6;
        }
        #yxktPanel .yxkt-title {
          font-size: 15px;
          font-weight: bold;
          color: #00ffcc;
          border-bottom: 1px solid #333;
          padding-bottom: 8px;
          margin-bottom: 8px;
        }
        #yxktPanel .yxkt-close {
          position: absolute;
          top: 6px;
          right: 10px;
          cursor: pointer;
          font-size: 18px;
          color: #999;
        }
        #yxktPanel .yxkt-close:hover {
          color: #fff;
        }
        #yxktPanel .yxkt-video-status {
          background: #00cc66;
          color: #fff;
          padding: 6px 10px;
          border-radius: 4px;
          font-weight: bold;
          font-size: 14px;
          text-align: center;
          margin: 8px 0;
          display: none;
        }
        #yxktPanel .yxkt-progress {
          background: #333;
          border-radius: 4px;
          height: 20px;
          overflow: hidden;
          margin: 6px 0;
          display: none;
        }
        #yxktPanel .yxkt-progress-bar {
          background: linear-gradient(90deg, #00cc66, #00ffcc);
          height: 100%;
          width: 0%;
          transition: width 0.5s;
          border-radius: 4px;
          text-align: center;
          line-height: 20px;
          font-size: 12px;
          color: #000;
          font-weight: bold;
        }
        #yxktPanel .yxkt-tips {
          color: #ffcc00;
          font-size: 12px;
          margin: 6px 0;
        }
        #yxktPanel .yxkt-link {
          color: #00ccff;
          text-decoration: none;
          font-size: 12px;
        }
        #yxktPanel .yxkt-link:hover {
          text-decoration: underline;
        }
        #yxktPanel .yxkt-feature {
          color: #aaa;
          font-size: 12px;
          margin: 4px 0;
        }
        #yxktPanel .yxkt-feature span {
          color: #00ffcc;
        }
      `);
    },
    createPanel() {
      if ($("#yxktPanel").length > 0) return;
      let panelHtml = `
        <div id="yxktPanel">
          <span class="yxkt-close" id="yxktPanelClose">✕</span>
          <div class="yxkt-title">🎬 自考365 免费版</div>
          <div class="yxkt-video-status" id="yxktVideoStatus">▶ 视频功能运行中</div>
          <div class="yxkt-progress" id="yxktProgress">
            <div class="yxkt-progress-bar" id="yxktProgressBar">0%</div>
          </div>
          <div class="yxkt-feature">当前功能：<span>视频自动播放</span> | <span>解除暂停限制</span></div>
          <div class="yxkt-tips">💡 付费版支持：自动下一集、自动换课程、秒过、考试答题、全自动无人值守</div>
          <div style="margin:6px 0;">
            <a href="${docUrl}" target="_blank" class="yxkt-link">👉 升级付费版本（一次付费·永久使用·免费维护）</a>
          </div>
          <div style="color:#888;font-size:11px;margin-top:4px;">接各类脚本开发、代挂工作，微信：zhanyc_cn</div>
        </div>
      `;
      $("body").append(panelHtml);
      $("#yxktPanelClose").on("click", function () {
        $("#yxktPanel").hide();
      });
    },
    showVideoStatus(status) {
      $("#yxktVideoStatus").show().text("▶ " + status);
      $("#yxktProgress").show();
    },
    updatePanelProgress() {
      try {
        let cur = yxkt.getCurTime();
        let total = yxkt.getTotalTime();
        if (total > 0) {
          let pct = Math.min((cur / total * 100), 100).toFixed(1);
          $("#yxktProgressBar").css("width", pct + "%").text(pct + "%");
          $("#yxktVideoStatus").show().text(`▶ 视频播放中 ${yxkt.formatTime(cur)}/${yxkt.formatTime(total)}`);
        }
      } catch (e) { }
    },
    formatTime(seconds) {
      let m = Math.floor(seconds / 60);
      let s = Math.floor(seconds % 60);
      return (m < 10 ? "0" + m : m) + ":" + (s < 10 ? "0" + s : s);
    },
    // ========== 工具方法 ==========
    waitForEl(fn) {
      return new Promise((resolve) => {
        if (fn()) return resolve();
        let timer = setInterval(() => {
          if (fn()) {
            clearInterval(timer);
            resolve();
          }
        }, 1000);
      });
    },
    waitForBody() {
      return new Promise((resolve) => {
        if ($("body").length > 0) return resolve();
        let timer = setInterval(() => {
          if ($("body").length > 0) {
            clearInterval(timer);
            resolve();
          }
        }, 500);
      });
    },
    sleep(ms) {
      return new Promise((resolve) => {
        setTimeout(resolve, ms);
      });
    },
  };

  setTimeout(() => {
    if (typeof zfk === 'undefined') {
      yxkt.init();
    } else {
      console.log('skip init - 付费版本已运行');
    }
  }, 3000);
})();