alien
/
h5


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, viewport-fit=cover">
  <meta name="format-detection" content="telephone=no">
  <title>与AI客服对话</title>
  <meta property="og:title" content="和AI客服的对话">
  <meta property="og:description" content="点击查看对话内容">
  <meta property="og:site_name" content="U店在哪">
  <meta name="application-name" content="U店在哪">
  <link rel="icon" type="image/png" href="https://alien-volume.oss-cn-beijing.aliyuncs.com/icon/ubao.png">
  <link rel="apple-touch-icon" href="https://alien-volume.oss-cn-beijing.aliyuncs.com/icon/ubao.png">
  <style>
    :root {
      --bg: #f4f6fb;
      --text: #151515;
      --muted: #aaaaaa;
      --orange: #f47d1f;
      --safe-bottom: env(safe-area-inset-bottom, 0px);
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    html {
      height: 100%;
      -webkit-tap-highlight-color: transparent;
      overflow: hidden;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
      background: var(--bg);
      color: var(--text);
      height: 100vh;
      display: flex;
      flex-direction: column;
      overflow: hidden;
    }

    #main {
      flex: 1;
      min-height: 0;
      overflow-x: hidden;
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
      padding-bottom: calc(100px + var(--safe-bottom));
    }

    .hero {
      padding: 16px 15px 0;
    }

    .hero__title {
      font-size: 20px;
      font-weight: 700;
      line-height: 1.4;
      word-break: break-word;
    }

    .hero__meta {
      margin-top: 8px;
      font-size: 12px;
      color: var(--muted);
      line-height: 1.4;
    }

    .hero__divider {
      margin-top: 14px;
      height: 1px;
      background: rgba(170, 170, 170, 0.25);
    }

    .conversation {
      padding: 14px 15px 8px;
    }

    .scroll-spacer {
      height: calc(72px + var(--safe-bottom));
      flex-shrink: 0;
    }

    .conversation .row:last-child {
      margin-bottom: 0;
    }

    .row {
      display: flex;
      margin-bottom: 12px;
    }

    .row--user {
      justify-content: flex-end;
    }

    .row--ai {
      justify-content: flex-start;
    }

    .user-bubble {
      position: relative;
      max-width: 78%;
      padding: 10px 14px;
      background: var(--orange);
      border-radius: 8px 8px 2px 8px;
      color: #fff;
      font-size: 15px;
      font-weight: 500;
      line-height: 1.5;
      white-space: pre-wrap;
      word-break: break-word;
    }

    .user-bubble::after {
      content: "";
      position: absolute;
      right: -6px;
      bottom: 8px;
      width: 0;
      height: 0;
      border-style: solid;
      border-width: 6px 0 6px 7px;
      border-color: transparent transparent transparent var(--orange);
    }

    .ai-card {
      width: 100%;
      padding: 14px 13px;
      background: #fff;
      border-radius: 12px;
      box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
    }

    .ai-card__text {
      font-size: 14px;
      line-height: 1.65;
      white-space: pre-wrap;
      word-break: break-word;
      text-align: left;
    }

    .ai-card::after {
      content: "本回答由AI生成，内容仅供参考，请仔细甄别";
      display: block;
      margin-top: 8px;
      font-size: 12px;
      line-height: 1.5;
      color: #999999;
      text-align: left;
      font-style: italic;
    }

    .ai-card__image {
      display: block;
      max-width: 100%;
      height: auto;
      margin: 8px 0;
      border-radius: 6px;
      cursor: pointer;
    }

    .user-bubble__image {
      display: block;
      max-width: 180px;
      border-radius: 4px;
    }

    .user-bubble--images {
      padding: 8px 10px;
    }

    .user-bubble__images {
      display: flex;
      flex-wrap: nowrap;
      gap: 8px;
      overflow-x: auto;
      overflow-y: hidden;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      -ms-overflow-style: none;
    }

    .user-bubble__images::-webkit-scrollbar {
      display: none;
    }

    .user-bubble__images .user-bubble__image {
      flex: 0 0 auto;
      width: 72px;
      height: 72px;
      max-width: none;
      object-fit: cover;
      border-radius: 8px;
      cursor: pointer;
    }

    .image-preview {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 10004;
      align-items: center;
      justify-content: center;
      padding: 16px;
      background: rgba(0, 0, 0, 0.92);
    }

    .image-preview.is-open {
      display: flex;
    }

    .image-preview__img {
      max-width: 100%;
      max-height: 100%;
      object-fit: contain;
      -webkit-user-drag: none;
      user-select: none;
      pointer-events: none;
    }

    .image-preview__close {
      position: absolute;
      top: calc(12px + env(safe-area-inset-top, 0px));
      right: 12px;
      z-index: 1;
      width: 36px;
      height: 36px;
      border: none;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.18);
      color: #fff;
      font-size: 24px;
      line-height: 1;
      cursor: pointer;
    }

    .fallback-card {
      margin: 14px 15px 0;
      padding: 14px 13px;
      background: #fff;
      border-radius: 8px;
      box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
    }

    .fallback-card .ai-card__text {
      font-size: 14px;
      line-height: 1.65;
      white-space: pre-wrap;
      word-break: break-word;
      text-align: left;
    }

    .empty {
      padding: 48px 20px;
      text-align: center;
      color: var(--muted);
      font-size: 14px;
    }

    .fab-wrap {
      position: fixed;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 200;
      padding: 12px 24px calc(12px + var(--safe-bottom));
      background: linear-gradient(to top, rgba(255, 255, 255, 0.98) 70%, transparent);
      pointer-events: none;
    }

    .fab-dock__slot {
      width: 100%;
      max-width: 280px;
      height: 48px;
      margin: 0 auto;
      pointer-events: auto;
    }

    #openApp.fab {
      padding: 0 10px;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }

    .fab__brand-clip {
      display: block;
      flex-shrink: 0;
      line-height: 0;
    }

    .fab__brand-img {
      display: block;
      height: 20px;
      width: auto;
      max-width: 90%;
      pointer-events: none;
      -webkit-user-drag: none;
    }

    .fab__label {
      font-size: 15px;
      line-height: 1;
      letter-spacing: 0.04em;
      white-space: nowrap;
    }

    #launch-btn {
      display: none;
      width: 100%;
      height: 48px;
      min-height: 48px;
      border-radius: 999px;
      overflow: hidden;
      opacity: 1;
    }

    body.is-wechat.wx-jssdk-ready #launch-btn {
      display: block;
    }

    body.is-wechat.wx-jssdk-ready #openApp {
      display: none !important;
    }

    .fab-wrap .fab {
      pointer-events: auto;
    }

    #openApp {
      touch-action: manipulation;
    }

    .fab {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 4px;
      width: 100%;
      max-width: 280px;
      margin: 0 auto;
      height: 48px;
      border: none;
      border-radius: 999px;
      background: linear-gradient(90deg, #ffb84c 0%, #ff6b3e 100%);
      color: #fff;
      font-size: 16px;
      font-weight: 600;
      box-shadow: 0 4px 16px rgba(255, 107, 62, 0.32);
      cursor: pointer;
    }

    .home-indicator {
      height: 5px;
      background: #000;
      border-radius: 3px;
      width: 134px;
      margin: 8px auto 4px;
      opacity: 0.2;
    }

    #openAppToast {
      display: none;
      position: fixed;
      left: 16px;
      right: 16px;
      bottom: calc(72px + var(--safe-bottom));
      z-index: 10001;
      padding: 10px 14px;
      font-size: 13px;
      line-height: 1.45;
      color: #fff;
      text-align: center;
      background: rgba(0, 0, 0, 0.78);
      border-radius: 8px;
      pointer-events: none;
      word-break: break-all;
    }

  </style>
</head>
<body>
  <main id="main">
    <div class="empty">对话内容加载中…</div>
  </main>

  <div id="openAppToast" role="status" aria-live="polite"></div>

  <div class="image-preview" id="imagePreview" aria-hidden="true">
    <button type="button" class="image-preview__close" id="imagePreviewClose" aria-label="关闭预览">×</button>
    <img class="image-preview__img" id="imagePreviewImg" src="" alt="图片预览" />
  </div>

  <div class="fab-wrap">
    <div class="fab-dock__slot">
      <!-- 与 secondShareGoods 相同顺序：openApp 在下，launch-btn 在上，避免挡住点击 -->
      <button type="button" class="fab" id="openApp" aria-label="和AI客服继续聊">
        <span class="fab__brand-clip" aria-hidden="true">
          <img class="fab__brand-img" src="images/uCharts.png" alt="和AI客服继续聊" decoding="async">
        </span>
      </button>
      <wx-open-launch-app id="launch-btn" appid="wxf5f1efe3a9f5012e" extinfo="">
        <script type="text/wxtag-template">
          <style>
            .wx-open-app-btn {
              display: flex;
              align-items: center;
              justify-content: center;
              width: 100%;
              height: 48px;
              margin: 0;
              padding: 0 10px;
              border: none;
              border-radius: 999px;
              background: linear-gradient(90deg, #ffb84c 0%, #ff6b3e 100%);
              box-shadow: 0 4px 16px rgba(255, 107, 62, 0.32);
              cursor: pointer;
              overflow: hidden;
              -webkit-tap-highlight-color: transparent;
              box-sizing: border-box;
              font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", sans-serif;
              -webkit-font-smoothing: antialiased;
            }
            .wx-open-app-btn .fab__brand-clip {
              display: block;
              flex-shrink: 0;
              line-height: 0;
            }
            .wx-open-app-btn .fab__brand-img {
              display: block;
              height: 20px;
              width: auto;
              max-width: 90%;
              pointer-events: none;
              -webkit-user-drag: none;
            }
          </style>
          <button class="wx-open-app-btn" aria-label="和AI客服继续聊">
            <span class="fab__brand-clip" aria-hidden="true">
              <img class="fab__brand-img" src="https://prod.ailien.shop/h5/HBuilderProjects/images/uCharts.png" alt="和AI客服继续聊" decoding="async">
            </span>
          </button>
        </script>
      </wx-open-launch-app>
    </div>
    <div class="home-indicator" aria-hidden="true"></div>
  </div>

  <script src="https://res.wx.qq.com/open/js/jweixin-1.6.0.js"></script>
  <script>
    (function () {
      "use strict";

      var API_BASE = "https://prod.ailien.shop/alienStore";
      var WECHAT_MP_APP_ID = "wx412792c77f47babd";
      var WECHAT_OPEN_APP_ID = "wxf5f1efe3a9f5012e";
      var WECHAT_GET_WX_CONFIG_PATH = "/wx/getWxConfig";
      var H5_PAGE_BASE_FALLBACK = "https://prod.ailien.shop/h5/HBuilderProjects/";
      var WX_GET_CONFIG_SIGN_URL = H5_PAGE_BASE_FALLBACK + "shareAiKfChat.html";
      var WECHAT_JS_SAFE_HOSTS = ["uat.ailien.shop", "prod.ailien.shop"];
      var APP_ANDROID_PACKAGE = "com.alien.Udianzaizhe";
      var APP_DOWNLOAD_URL = "https://a.app.qq.com/o/simple.jsp?pkgname=com.alien.Udianzaina";
      var APP_IOS_DOWNLOAD_URL = "https://apps.apple.com/cn/app/u店在哪/id6752243565";
      var APP_IOS_URL_SCHEME = "shopro://";
      var APP_UNI_AI_PATH = "pages/aiKfChat/index";
      var AI_KF_CS_CONVERSATION_API =
        "https://prod.ailien.shop/ai/life-manager/api/v1/udian-cs-conversation/history/conversation";

      /** 仅发图时的默认提示，分享页不展示 */
      var IMAGE_ONLY_DEFAULT_PROMPT = "请帮我看看这些图片";

      function isImageOnlyPlaceholderText(text) {
        var t = String(text || "").trim();
        if (!t) return true;
        if (t === IMAGE_ONLY_DEFAULT_PROMPT) return true;
        if (t === "[图片]" || t === "【图片】" || t === "[图]" || t === "【图】") return true;
        return false;
      }

      var sharePayloadCache = null;
      var weChatJssdkConfigured = false;
      var wxConfigSignRetriedBaseUrl = false;
      var wxInitLastError = "";
      var wxJssdkInitPromise = null;

      function escHtml(s) {
        return String(s || "")
          .replace(/&/g, "&amp;")
          .replace(/</g, "&lt;")
          .replace(/>/g, "&gt;")
          .replace(/"/g, "&quot;");
      }

      var IMAGE_EXT = "(?:jpe?g|png|gif|webp|bmp|avif)";
      var IMAGE_URL_PATTERN =
        "https?:\\/\\/[^\\s)）\\]]+\\." + IMAGE_EXT + "(?:\\?[^\\s)）\\]]*)?";

      function isInsideImageUrlSyntax(full, offset) {
        if (offset >= 2 && full.slice(offset - 2, offset) === "](") return true;
        if (offset >= 1 && full[offset - 1] === "(") return true;
        if (offset >= 6 && full.slice(offset - 6, offset) === "{{IMG|") return true;
        return false;
      }

      /** AI 回复常见：店名(https://...jpg) — 转为可渲染的图片占位 */
      function embedInlineImageUrls(text) {
        if (text == null) return "";
        var t = String(text);

        t = t.replace(
          new RegExp("([^\\n(（]+?)\\((" + IMAGE_URL_PATTERN + ")\\)", "gi"),
          function (_, label, url) {
            var name = String(label).trim();
            if (!name) return "\n\n{{IMG|" + url + "|}}\n\n";
            var alt = name.length > 24 ? "图片" : name.replace(/[\[\]]/g, "");
            return name + "\n\n{{IMG|" + url + "|" + alt + "}}\n\n";
          }
        );

        t = t.replace(
          new RegExp("\\((" + IMAGE_URL_PATTERN + ")\\)", "gi"),
          function (_, url) {
            return "\n\n{{IMG|" + url + "|}}\n\n";
          }
        );

        t = t.replace(new RegExp(IMAGE_URL_PATTERN, "gi"), function (url, offset, full) {
          if (isInsideImageUrlSyntax(full, offset)) return url;
          return "\n\n{{IMG|" + url + "|}}\n\n";
        });

        return t.replace(/\n{3,}/g, "\n\n");
      }

      function formatTextBlockHtml(text) {
        return escHtml(text).replace(/\n/g, "<br>");
      }

      function buildAiImageTag(url, alt) {
        var safeUrl = escHtml(url);
        var safeAlt = escHtml(alt || "图片");
        return (
          '<img class="ai-card__image" src="' +
          safeUrl +
          '" alt="' +
          safeAlt +
          '" loading="lazy" decoding="async" />'
        );
      }

      function renderAiContentHtml(text) {
        var t = embedInlineImageUrls(text);
        var html = "";
        var tokenRe = /\{\{IMG\|([^|]+)\|([^}]*)\}\}/g;
        var lastIndex = 0;
        var match;
        while ((match = tokenRe.exec(t)) !== null) {
          if (match.index > lastIndex) {
            html += formatTextBlockHtml(t.slice(lastIndex, match.index));
          }
          html += buildAiImageTag(match[1], match[2]);
          lastIndex = tokenRe.lastIndex;
        }
        if (lastIndex < t.length) {
          html += formatTextBlockHtml(t.slice(lastIndex));
        }
        return html;
      }

      function q(name) {
        try {
          var v = new URLSearchParams(location.search || "").get(name);
          return v == null ? "" : String(v);
        } catch (e) {
          return "";
        }
      }

      function getQueryParam(name) {
        var m = new RegExp("[?&]" + name + "=([^&]*)").exec(window.location.search);
        if (!m) return "";
        try {
          return decodeURIComponent(m[1].replace(/\+/g, " "));
        } catch (e) {
          return "";
        }
      }

      function parsePayload() {
        var raw = getQueryParam("payload");
        if (!raw) return null;
        try {
          return JSON.parse(raw);
        } catch (e) {
          return null;
        }
      }

      function getConversationQueryParams() {
        var sessionId = String(q("session_id") || q("sessionId") || "").trim();
        var userId = String(q("user_id") || q("userId") || "").trim();
        var clientType = String(q("client_type") || q("clientType") || "0").trim();
        if (!sessionId || !userId) return null;
        return { sessionId: sessionId, userId: userId, clientType: clientType };
      }

      function parseMessageIdsFromQuery() {
        var raw = String(q("message_ids") || q("messageIds") || "").trim();
        if (!raw) return null;
        return raw
          .split(",")
          .map(function (s) {
            return String(s || "").trim();
          })
          .filter(Boolean);
      }

      function getMessageImageUrls(msg) {
        if (!msg) return [];
        if (Array.isArray(msg.imageUrls) && msg.imageUrls.length) {
          return msg.imageUrls
            .map(function (u) {
              return String(u || "").trim();
            })
            .filter(Boolean);
        }
        if (msg.imageUrl) return [String(msg.imageUrl)];
        return [];
      }

      function buildUserBubbleImagesHtml(imageUrls) {
        if (!Array.isArray(imageUrls) || !imageUrls.length) return "";
        var imgs = "";
        for (var j = 0; j < imageUrls.length; j++) {
          imgs +=
            '<img class="user-bubble__image" src="' +
            escHtml(imageUrls[j]) +
            '" alt="图片" loading="lazy" decoding="async" />';
        }
        return '<div class="user-bubble__images">' + imgs + "</div>";
      }

      function normalizeHistoryRowImageUrls(item) {
        var raw = item.image_urls || item.imageUrls || item.images;
        if (Array.isArray(raw)) {
          return raw
            .map(function (u) {
              return String(u || "").trim();
            })
            .filter(Boolean);
        }
        if (typeof raw === "string" && raw.trim()) {
          return raw
            .split(",")
            .map(function (s) {
              return s.trim();
            })
            .filter(Boolean);
        }
        return [];
      }

      function filterConversationMessagesByIds(messages, idList) {
        if (!Array.isArray(idList) || !idList.length) return messages;
        var idSet = {};
        for (var i = 0; i < idList.length; i++) {
          idSet[String(idList[i])] = true;
        }
        return (Array.isArray(messages) ? messages : []).filter(function (msg) {
          if (!msg || msg.id == null || msg.id === "") return false;
          return !!idSet[String(msg.id)];
        });
      }

      function buildConversationApiUrl(sessionId, userId, clientType) {
        var params = new URLSearchParams();
        params.set("client_type", String(clientType != null && clientType !== "" ? clientType : "0"));
        params.set("session_id", sessionId);
        params.set("user_id", userId);
        return AI_KF_CS_CONVERSATION_API + "?" + params.toString();
      }

      function buildConversationRequestParams(sessionId, userId, clientType) {
        return {
          client_type: String(clientType != null && clientType !== "" ? clientType : "0"),
          session_id: sessionId,
          user_id: userId,
        };
      }

      function normalizeConversationRole(raw) {
        var role = String(raw || "").trim().toLowerCase();
        if (
          role === "user" ||
          role === "human" ||
          role === "customer" ||
          role === "question" ||
          role === "1" ||
          role === "我"
        ) {
          return "user";
        }
        if (
          role === "ai" ||
          role === "assistant" ||
          role === "bot" ||
          role === "ubao" ||
          role === "answer" ||
          role === "2" ||
          role === "system"
        ) {
          return "ai";
        }
        return "";
      }

      function normalizeConversationApiPayload(res) {
        if (!res || typeof res !== "object") return null;
        if (res.code != null) {
          var code = Number(res.code);
          if (code !== 200 && code !== 0 && res.success !== true) {
            throw new Error(res.msg || res.message || "对话接口返回 code " + code);
          }
        }

        var root = res.data != null && typeof res.data === "object" ? res.data : res;
        var rawList =
          (Array.isArray(root) && root) ||
          (Array.isArray(root.messages) && root.messages) ||
          (Array.isArray(root.messageList) && root.messageList) ||
          (Array.isArray(root.conversation) && root.conversation) ||
          (Array.isArray(root.conversations) && root.conversations) ||
          (Array.isArray(root.records) && root.records) ||
          (Array.isArray(root.list) && root.list) ||
          null;

        if (!rawList) return null;

        var messages = [];
        for (var i = 0; i < rawList.length; i++) {
          var item = rawList[i];
          if (!item || typeof item !== "object") continue;

          var msgId = item.id != null ? item.id : item.message_id;
          var role = normalizeConversationRole(
            item.role || item.sender || item.messageRole || item.type || item.messageType || item.senderType
          );
          var content = String(
            item.content != null
              ? item.content
              : item.message != null
                ? item.message
                : item.text != null
                  ? item.text
                  : ""
          ).trim();

          if (!role && item.question) {
            role = "user";
            content = String(item.question).trim();
          } else if (!role && item.answer) {
            role = "ai";
            content = String(item.answer).trim();
          } else if (!role && item.userMessage) {
            role = "user";
            content = String(item.userMessage).trim();
          } else if (!role && (item.aiMessage || item.assistantMessage)) {
            role = "ai";
            content = String(item.aiMessage || item.assistantMessage).trim();
          }

          var imageUrls = normalizeHistoryRowImageUrls(item);
          if (imageUrls.length) {
            messages.push({
              id: msgId,
              role: role || "user",
              isImage: true,
              imageUrls: imageUrls,
              imageUrl: imageUrls[0],
              content: content,
            });
            continue;
          }

          if (!content) continue;

          var imageUrl = item.imageUrl || item.image || item.imgUrl || item.url;
          if (imageUrl && /^(https?:)?\/\//i.test(String(imageUrl))) {
            messages.push({
              id: msgId,
              role: role || "user",
              isImage: true,
              imageUrls: [String(imageUrl)],
              imageUrl: String(imageUrl),
            });
            continue;
          }

          messages.push({
            id: msgId,
            role: role || (messages.length % 2 === 0 ? "user" : "ai"),
            content: content,
          });
        }

        if (!messages.length) return null;

        return {
          messages: messages,
          shareTime:
            root.shareTime ||
            root.createdAt ||
            root.createTime ||
            root.updateTime ||
            root.timestamp ||
            res.timestamp,
          firstQuestion: root.firstQuestion || root.title || root.topic || "",
          sessionId: root.sessionId || root.session_id || "",
          userId: root.userId || root.user_id || "",
        };
      }

      function showImagePreview(url) {
        var urlStr = String(url || "").trim();
        if (!urlStr) return;
        var mask = document.getElementById("imagePreview");
        var img = document.getElementById("imagePreviewImg");
        if (!mask || !img) return;
        img.src = urlStr;
        mask.classList.add("is-open");
        mask.setAttribute("aria-hidden", "false");
        document.body.style.overflow = "hidden";
      }

      function hideImagePreview() {
        var mask = document.getElementById("imagePreview");
        var img = document.getElementById("imagePreviewImg");
        if (!mask) return;
        mask.classList.remove("is-open");
        mask.setAttribute("aria-hidden", "true");
        if (img) img.src = "";
        document.body.style.overflow = "";
      }

      function bindImagePreviewEvents() {
        var main = document.getElementById("main");
        var mask = document.getElementById("imagePreview");
        var closeBtn = document.getElementById("imagePreviewClose");
        if (main) {
          main.addEventListener("click", function (e) {
            var target = e.target;
            if (!target || target.tagName !== "IMG") return;
            if (
              target.classList.contains("user-bubble__image") ||
              target.classList.contains("ai-card__image")
            ) {
              showImagePreview(target.getAttribute("src") || target.src);
            }
          });
        }
        if (closeBtn) closeBtn.addEventListener("click", hideImagePreview);
        if (mask) {
          mask.addEventListener("click", function (e) {
            if (e.target === mask) hideImagePreview();
          });
        }
      }

      function fetchConversationHistory(sessionId, userId, clientType) {
        var requestUrl = buildConversationApiUrl(sessionId, userId, clientType);
        var requestParams = buildConversationRequestParams(sessionId, userId, clientType);
        console.log("[kf-conversation-api] GET", requestUrl);
        return fetch(requestUrl, {
          method: "GET",
          mode: "cors",
          credentials: "omit",
          headers: { Accept: "application/json" },
        })
          .then(function (r) {
            if (r.ok) {
              return r.json().then(function (json) {
                return { ok: true, json: json };
              });
            }
            return r
              .text()
              .catch(function () {
                return "";
              })
              .then(function (text) {
                var hint = "";
                try {
                  var j = JSON.parse(text);
                  hint = j.msg || j.message || "";
                } catch (eP) {
                  if (text) hint = text.slice(0, 120);
                }
                throw new Error("对话接口 HTTP " + r.status + (hint ? "：" + hint : ""));
              });
          })
          .then(function (result) {
            var data = normalizeConversationApiPayload(result.json);
            if (!data) {
              throw new Error("对话接口返回数据为空或格式无法解析");
            }
            return data;
          });
      }

      function loadPageData() {
        var main = document.getElementById("main");
        var params = getConversationQueryParams();
        if (!params) {
          main.innerHTML = '<div class="empty">缺少 session_id 或 user_id 参数</div>';
          return;
        }

        var filterIds = parseMessageIdsFromQuery();
        main.innerHTML = '<div class="empty">对话内容加载中…</div>';
        fetchConversationHistory(params.sessionId, params.userId, params.clientType)
          .then(function (data) {
            if (filterIds && filterIds.length) {
              var filtered = filterConversationMessagesByIds(data.messages, filterIds);
              if (!filtered.length) {
                throw new Error("未找到所选对话内容");
              }
              data = Object.assign({}, data, { messages: filtered });
            }
            render(data);
          })
          .catch(function (e) {
            var tip = e && e.message ? e.message : "对话加载失败，请稍后重试";
            console.warn("[kf-conversation-api]", tip, e);
            main.innerHTML = '<div class="empty">' + escHtml(tip) + "</div>";
            refreshWxLaunchTagAttrs();
          });
      }

      function getFirstUserQuestion(messages) {
        var list = Array.isArray(messages) ? messages : [];
        for (var i = 0; i < list.length; i++) {
          var m = list[i];
          if (!m || m.role !== "user") continue;
          if (m.isImage) {
            var imgText = String(m.content || "").trim();
            if (imgText && !isImageOnlyPlaceholderText(imgText)) return imgText;
            continue;
          }
          var t = String(m.content || "").trim();
          if (t) return t;
        }
        return "";
      }

      function formatDiscussionTitle(question) {
        var qText = String(question || "").trim();
        if (!qText) return "与AI客服对话";
        if (qText.slice(-3) === "的讨论") return qText;
        return qText + "的讨论";
      }

      function normalizeShareTimestamp(ts) {
        if (ts == null || ts === "") return null;
        var n = Number(ts);
        if (!isFinite(n) || n <= 0) return null;
        if (n < 1e12) n = n * 1000;
        var d = new Date(n);
        if (isNaN(d.getTime()) || d.getFullYear() < 2020) return null;
        return n;
      }

      function resolveDisplayShareTime(data) {
        var fromUrl = q("shareTime") || q("share_time");
        var urlTs = normalizeShareTimestamp(fromUrl);
        if (urlTs != null) return urlTs;
        var dataTs = normalizeShareTimestamp(data && data.shareTime);
        if (dataTs != null) return dataTs;
        return Date.now();
      }

      function formatDate(ts) {
        var normalized = normalizeShareTimestamp(ts);
        var d = normalized != null ? new Date(normalized) : new Date();
        return d.getFullYear() + "年" + (d.getMonth() + 1) + "月" + d.getDate() + "日";
      }

      function renderMessages(messages) {
        var html = "";
        var list = Array.isArray(messages) ? messages : [];
        for (var i = 0; i < list.length; i++) {
          var msg = list[i];
          if (!msg) continue;
          if (msg.role === "user") {
            var imageUrls = getMessageImageUrls(msg);
            if (msg.isImage && imageUrls.length) {
              html +=
                '<div class="row row--user"><div class="user-bubble user-bubble--images">' +
                buildUserBubbleImagesHtml(imageUrls) +
                "</div></div>";
              var imageUserText = String(msg.content || "").trim();
              if (imageUserText && !isImageOnlyPlaceholderText(imageUserText)) {
                html +=
                  '<div class="row row--user"><div class="user-bubble">' +
                  escHtml(imageUserText) +
                  "</div></div>";
              }
              continue;
            }
            var userText = String(msg.content || "").trim();
            if (!userText || isImageOnlyPlaceholderText(userText)) continue;
            html +=
              '<div class="row row--user"><div class="user-bubble">' +
              escHtml(userText) +
              "</div></div>";
            continue;
          }
          if (msg.role === "ai" || msg.role === "assistant") {
            var aiText = String(msg.content || "").trim();
            if (!aiText) continue;
            html +=
              '<div class="row row--ai"><div class="ai-card"><div class="ai-card__text">' +
              renderAiContentHtml(aiText) +
              "</div></div></div>";
          }
        }
        return html;
      }

      function applyWeixinShareMeta() {
        var siteName = "U店在哪";
        var iconUrl =
          "https://alien-volume.oss-cn-beijing.aliyuncs.com/icon/ubao.png";
        var setMeta = function (key, content) {
          var el =
            document.querySelector('meta[property="' + key + '"]') ||
            document.querySelector('meta[name="' + key + '"]');
          if (!el) {
            el = document.createElement("meta");
            if (key.indexOf("og:") === 0) {
              el.setAttribute("property", key);
            } else {
              el.setAttribute("name", key);
            }
            document.head.appendChild(el);
          }
          el.setAttribute("content", content);
        };
        setMeta("og:site_name", siteName);
        setMeta("application-name", siteName);
        setMeta("og:title", "和AI客服的对话");
        setMeta("og:description", "点击查看对话内容");
        var links = document.querySelectorAll('link[rel="icon"], link[rel="apple-touch-icon"]');
        for (var i = 0; i < links.length; i++) {
          links[i].setAttribute("href", iconUrl);
        }
      }

      function countDisplayableMessages(messages) {
        var list = Array.isArray(messages) ? messages : [];
        var count = 0;
        for (var i = 0; i < list.length; i++) {
          var msg = list[i];
          if (!msg) continue;
          if (msg.role === "user") {
            if (msg.isImage && getMessageImageUrls(msg).length) {
              count += 1;
              continue;
            }
            var userContent = String(msg.content || "").trim();
            if (userContent && !isImageOnlyPlaceholderText(userContent)) count += 1;
            continue;
          }
          if (msg.role === "ai" || msg.role === "assistant") {
            if (String(msg.content || "").trim()) count += 1;
          }
        }
        return count;
      }

      function parseMessagesFromContent(text) {
        var raw = String(text || "").trim();
        if (!raw) return [];
        var list = [];
        var blocks = raw.split(/\n\n+/);
        for (var i = 0; i < blocks.length; i++) {
          var block = String(blocks[i] || "").trim();
          if (!block) continue;
          var userMatch = block.match(/^我[：:]\s*([\s\S]*)$/);
          if (userMatch) {
            var userText = String(userMatch[1] || "").trim();
            if (userText) list.push({ role: "user", content: userText });
            continue;
          }
          var aiMatch = block.match(/^UBAO[：:]\s*([\s\S]*)$/i);
          if (aiMatch) {
            var aiText = String(aiMatch[1] || "").trim();
            if (aiText) list.push({ role: "ai", content: aiText });
          }
        }
        if (list.length) return list;
        var current = null;
        var lines = raw.split(/\n/);
        for (var j = 0; j < lines.length; j++) {
          var line = String(lines[j] || "");
          var userLine = line.match(/^我[：:]\s*(.*)$/);
          var aiLine = line.match(/^UBAO[：:]\s*(.*)$/i);
          if (userLine) {
            if (current) list.push(current);
            current = { role: "user", content: String(userLine[1] || "").trim() };
            continue;
          }
          if (aiLine) {
            if (current) list.push(current);
            current = { role: "ai", content: String(aiLine[1] || "").trim() };
            continue;
          }
          if (current && line.trim()) {
            current.content = (current.content ? current.content + "\n" : "") + line.trim();
          }
        }
        if (current && String(current.content || "").trim()) list.push(current);
        return list;
      }

      function resolveShareMessagesForDisplay(data) {
        var fromArray = Array.isArray(data && data.messages) ? data.messages : [];
        var fromContent = parseMessagesFromContent((data && data.content) || "");
        var arrayCount = countDisplayableMessages(fromArray);
        var contentCount = countDisplayableMessages(fromContent);
        // 分享链接超长时 messages 会被截断，但 content 仍保留完整对话文本
        if (contentCount > arrayCount) return fromContent;
        if (arrayCount) return fromArray;
        return fromContent;
      }

      function render(data) {
        applyWeixinShareMeta();
        sharePayloadCache = data || null;
        var main = document.getElementById("main");
        if (!data) {
          main.innerHTML = '<div class="empty">对话内容不存在或链接已失效</div>';
          refreshWxLaunchTagAttrs();
          return;
        }

        var messages = resolveShareMessagesForDisplay(data);
        var firstQuestion =
          String(data.firstQuestion || "").trim() ||
          getFirstUserQuestion(messages) ||
          (function () {
            var text = String(data.content || "").trim();
            var m = text.match(/^我[：:]([\s\S]+?)(?:\n\n|$)/);
            return m ? String(m[1] || "").trim() : "";
          })();
        var pageTitle = formatDiscussionTitle(firstQuestion);
        var dateText = formatDate(resolveDisplayShareTime(data));

        document.title = pageTitle;

        var bodyHtml =
          '<section class="hero">' +
          '<h1 class="hero__title">' +
          escHtml(pageTitle) +
          "</h1>" +
          '<p class="hero__meta">' +
          escHtml(dateText) +
          " · 内容由AI生成，不能完全保障真实</p>" +
          '<div class="hero__divider"></div>' +
          "</section>";

        var convHtml = renderMessages(messages);
        if (convHtml) {
          bodyHtml +=
            '<section class="conversation">' +
            convHtml +
            '</section><div class="scroll-spacer" aria-hidden="true"></div>';
        } else {
          bodyHtml += '<div class="empty">暂无对话内容</div>';
        }

        main.innerHTML = bodyHtml;
        refreshWxLaunchTagAttrs();
      }

      function buildAiConsultOpenParams() {
        var params = new URLSearchParams();
        params.set("fromShareAiKfChat", "1");
        return params;
      }

      function buildAppDeepLink() {
        var path = APP_UNI_AI_PATH;
        var qs = buildAiConsultOpenParams().toString();
        var root = APP_IOS_URL_SCHEME.replace(/\/$/, "");
        return root + "/" + path + (qs ? "?" + qs : "");
      }

      function buildWeChatLaunchExtinfo(useBarePathOnly) {
        var path = APP_UNI_AI_PATH.replace(/^\//, "");
        if (useBarePathOnly) return path;
        var qs = buildAiConsultOpenParams().toString();
        var uniPage = qs ? path + "?" + qs : path;
        if (uniPage.length <= 1024) return uniPage;
        return path + "?fromShareAiKfChat=1";
      }

      function isWeChatInAppBrowser() {
        return /MicroMessenger/i.test(navigator.userAgent || "");
      }

      function getWxShareEntryFrom() {
        var from = q("from");
        if (from) return String(from).trim().toLowerCase();
        try {
          var h = location.hash || "";
          var qi = h.indexOf("?");
          if (qi >= 0) {
            var hf = new URLSearchParams(h.slice(qi + 1)).get("from");
            if (hf) return String(hf).trim().toLowerCase();
          }
        } catch (eH) {}
        return "";
      }

      function logWxEntryDiagnostics() {
        if (!isWeChatInAppBrowser()) return;
        console.log("[wx-entry]", {
          entryFrom: getWxShareEntryFrom() || "(无)",
          wxJssdkReady: weChatJssdkConfigured,
          signUrl: getWxConfigSignUrl(),
        });
      }

      function isIOSWeChatBrowser() {
        var ua = navigator.userAgent || "";
        return /MicroMessenger/i.test(ua) && /iPhone|iPad|iPod/i.test(ua);
      }

      function isWxDebugOn() {
        return q("wxDebug") === "1";
      }

      function isWxForceDebug() {
        return q("wxForce") === "1";
      }

      function isWxConfigOnClickDebug() {
        return q("wxConfigOnClick") === "1";
      }

      function isWxPcAutoDebugHost() {
        var h = (location.hostname || "").toLowerCase();
        if (h === "localhost" || h === "127.0.0.1") return true;
        for (var i = 0; i < WECHAT_JS_SAFE_HOSTS.length; i++) {
          if (WECHAT_JS_SAFE_HOSTS[i] === h) return true;
        }
        return false;
      }

      function isWxPcBrowser() {
        return !isWeChatInAppBrowser();
      }

      function shouldInitWeChatJssdkOnLoad() {
        if (isWeChatInAppBrowser()) return true;
        return isWxForceDebug() || isWxPcAutoDebugHost();
      }

      function shouldFetchWxConfig(fromUserClick) {
        if (isWeChatInAppBrowser()) return true;
        if (fromUserClick) return true;
        return isWxForceDebug() || isWxPcAutoDebugHost();
      }

      function getWxHtmlUrl() {
        var forced = String(q("wxSignUrl") || "").trim();
        if (forced) return forced.split("#")[0];
        return String(location.href || "").split("#")[0];
      }

      function getWxSignPageUrlForApi() {
        var htmlUrl = getWxHtmlUrl();
        if (htmlUrl && /^https?:\/\//i.test(htmlUrl)) return htmlUrl;
        return WX_GET_CONFIG_SIGN_URL;
      }

      function getWxHtmlUrlBase() {
        var htmlUrl = getWxSignPageUrlForApi();
        try {
          var u = new URL(htmlUrl);
          return u.origin + u.pathname;
        } catch (eU) {
          return WX_GET_CONFIG_SIGN_URL;
        }
      }

      /** 与 secondShareGoods 一致：默认用当前页完整 URL 验签（须与微信地址栏一致，含 query） */
      function getWxConfigSignUrl() {
        if (String(q("wxSignBaseOnly") || "") === "1") return getWxHtmlUrlBase();
        return getWxSignPageUrlForApi();
      }

      function getWxGetConfigApiUrl() {
        return API_BASE.replace(/\/$/, "") + WECHAT_GET_WX_CONFIG_PATH;
      }

      function buildWxGetConfigRequestBody(htmlUrl) {
        return {
          url: String(htmlUrl || "").split("#")[0].trim(),
        };
      }

      function resolveWxConfigAppIdFromSignData(d) {
        if (!d || typeof d !== "object") return "";
        var mp =
          d.mpAppId ||
          d.mpAppid ||
          d.officialAppId ||
          d.gzhAppId ||
          d.serviceAppId;
        if (mp != null && String(mp).trim() !== "") return String(mp).trim();
        var fromQuery = String(q("wxMpAppId") || WECHAT_MP_APP_ID || "").trim();
        if (fromQuery) return fromQuery;
        var raw = d.appId || d.appid || d.wxAppId;
        return raw != null && String(raw).trim() !== "" ? String(raw).trim() : "";
      }

      function normalizeWxJssdkSignPayload(res, signUrlUsed) {
        if (!res || typeof res !== "object") return null;
        var d = res.data != null && typeof res.data === "object" ? res.data : res;
        if (!d || typeof d !== "object") return null;
        var appId = resolveWxConfigAppIdFromSignData(d);
        var timestamp = d.timestamp != null ? d.timestamp : d.timeStamp;
        var nonceStr =
          d.nonceStr != null && String(d.nonceStr) !== ""
            ? d.nonceStr
            : d.noncestr != null && String(d.noncestr) !== ""
              ? d.noncestr
              : d.nonce;
        var signature = d.signature || d.sign;
        if (!appId || timestamp == null || nonceStr == null || nonceStr === "" || !signature) {
          return null;
        }
        return {
          appId: String(appId),
          timestamp: Number(timestamp),
          nonceStr: String(nonceStr),
          signature: String(signature),
          signUrl: String(signUrlUsed || "")
            .split("#")[0]
            .trim(),
        };
      }

      function getWxErrMsg(err) {
        if (!err) return "";
        if (err.errMsg) return String(err.errMsg);
        if (typeof err === "string") return err;
        try {
          return JSON.stringify(err);
        } catch (e) {
          return String(err);
        }
      }

      function formatWxConfigErrorTip(err, signPageUrl) {
        var errMsg = getWxErrMsg(err);
        var tip = "微信 JSSDK 配置失败";
        if (/invalid signature/i.test(errMsg)) {
          return (
            tip +
            "：签名无效。请核对：①后端用与前端相同的 url 签名；②url=" +
            (signPageUrl || getWxHtmlUrl()) +
            "；③nonceStr/timestamp 与接口返回一致；④appId=" +
            WECHAT_MP_APP_ID
          );
        }
        if (/require\s*subscribe/i.test(errMsg)) {
          return tip + "：" + errMsg + "（服务号需用户已关注）";
        }
        return errMsg ? tip + "：" + errMsg : tip;
      }

      function setWxInitError(msg) {
        wxInitLastError = String(msg || "").trim();
        if (wxInitLastError) console.warn("[wx]", wxInitLastError);
      }

      function requestWeChatJssdkSignAndConfig(htmlUrlOptional) {
        var htmlUrl = String(htmlUrlOptional != null ? htmlUrlOptional : getWxConfigSignUrl())
          .split("#")[0]
          .trim();
        if (!htmlUrl || !/^https?:\/\//i.test(htmlUrl)) {
          htmlUrl = WX_GET_CONFIG_SIGN_URL;
        }

        if (isWxDebugOn()) {
          try {
            window.alert("htmlUrl（签名用，应与地址栏一致）：\n" + htmlUrl);
          } catch (eDbg) {}
        }

        var requestUrl = getWxGetConfigApiUrl();
        var requestBody = buildWxGetConfigRequestBody(htmlUrl);
        console.log("[wx] htmlUrl=", htmlUrl);
        console.log("[wx] POST getWxConfig →", requestUrl, requestBody);

        return fetch(requestUrl, {
          method: "POST",
          mode: "cors",
          credentials: "omit",
          headers: {
            Accept: "application/json",
            "Content-Type": "application/json;charset=UTF-8",
          },
          body: JSON.stringify(requestBody),
        })
          .then(function (r) {
            if (r.ok) return r.json();
            return r
              .text()
              .catch(function () {
                return "";
              })
              .then(function (text) {
                var hint = "";
                try {
                  var j = JSON.parse(text);
                  hint = j.msg || j.message || "";
                } catch (eP) {
                  if (text) hint = text.slice(0, 120);
                }
                throw new Error("getWxConfig HTTP " + r.status + (hint ? "：" + hint : ""));
              });
          })
          .then(function (res) {
            if (res && res.code != null) {
              var c = Number(res.code);
              if (c !== 200 && c !== 0 && res.success !== true) {
                throw new Error(res.msg || res.message || "getWxConfig code " + c);
              }
            }
            var sign = normalizeWxJssdkSignPayload(res, htmlUrl);
            if (!sign) {
              console.warn("[wx] getWxConfig 响应字段不全", res, "htmlUrl=", htmlUrl);
              throw new Error("getWxConfig 缺少 appId/timestamp/nonceStr/signature（见控制台）");
            }
            if (sign.appId !== WECHAT_MP_APP_ID) {
              console.warn(
                "[wx] 后端 appId=" + sign.appId + "，期望服务号 " + WECHAT_MP_APP_ID
              );
            }
            if (typeof wx === "undefined") {
              if (isWxPcBrowser()) {
                console.log("[wx] PC getWxConfig 成功（无 jweixin）", sign);
                return true;
              }
              setWxInitError("jweixin.js 未加载");
              return false;
            }
            return applyWxConfigFromSign(sign, htmlUrl);
          });
      }

      function applyWxConfigFromSign(sign, htmlUrl) {
        var wxConfigParams = {
          debug: isWxDebugOn(),
          appId: String(sign.appId),
          timestamp: sign.timestamp,
          nonceStr: String(sign.nonceStr),
          signature: String(sign.signature),
          jsApiList: [],
          openTagList: ["wx-open-launch-app"],
        };
        return new Promise(function (resolve) {
          wx.config(wxConfigParams);
          wx.ready(function () {
            weChatJssdkConfigured = true;
            document.body.classList.add("wx-jssdk-ready");
            refreshWxLaunchTagAttrs();
            console.log("[wx.config] ready, htmlUrl=", htmlUrl);
            resolve(true);
          });
          wx.error(function (err) {
            weChatJssdkConfigured = false;
            document.body.classList.remove("wx-jssdk-ready");
            wxJssdkInitPromise = null;
            var errMsg = getWxErrMsg(err);
            setWxInitError(formatWxConfigErrorTip(err, htmlUrl));
            if (isWxDebugOn()) window.alert(wxInitLastError);
            console.warn("[wx.config]", errMsg, "htmlUrl=", htmlUrl);
            var baseUrl = getWxHtmlUrlBase();
            var fullUrl = getWxSignPageUrlForApi();
            if (
              !/invalid signature/i.test(errMsg) ||
              wxConfigSignRetriedBaseUrl ||
              baseUrl === fullUrl ||
              htmlUrl === baseUrl
            ) {
              resolve(false);
              return;
            }
            wxConfigSignRetriedBaseUrl = true;
            requestWeChatJssdkSignAndConfig(baseUrl).then(resolve);
          });
        });
      }

      function refreshWxLaunchTagAttrs(useBarePathOnly) {
        var tag = document.getElementById("launch-btn");
        if (!tag) return;
        try {
          tag.setAttribute("appid", WECHAT_OPEN_APP_ID);
          tag.setAttribute("extinfo", buildWeChatLaunchExtinfo(!!useBarePathOnly));
          console.log("[wx-open-launch-app] extinfo=", tag.getAttribute("extinfo"));
        } catch (eA) {}
      }

      function bindWeChatLaunchTagEvents() {
        var tag = document.getElementById("launch-btn");
        if (!tag || tag._wxLaunchBound) return;
        tag._wxLaunchBound = true;
        refreshWxLaunchTagAttrs();
        tag.addEventListener("launch", function () {
          console.log("[wx-open-launch-app] launch ok");
        });
        tag.addEventListener("error", function (e) {
          var detail = e && e.detail;
          var errMsg =
            detail && detail.errMsg
              ? String(detail.errMsg)
              : detail && detail.errmsg
                ? String(detail.errmsg)
                : "";
          console.warn(
            "[wx-open-launch-app]",
            detail,
            "extinfo=",
            tag.getAttribute("extinfo")
          );

          if (/launch:fail_check/i.test(errMsg)) {
            showAppOpenFailTip(
              "请用微信分享卡片进入，或确认已安装最新版「U店在哪」"
            );
            return;
          }

          // if (
          //   /launch:fail/i.test(errMsg) &&
          //   !tag._wxLaunchBareRetried &&
          //   tag.getAttribute("extinfo") !== buildWeChatLaunchExtinfo(true)
          // ) {
          //   tag._wxLaunchBareRetried = true;
          //   refreshWxLaunchTagAttrs(true);
          //   showFabToast("请再点一次「和U宝继续聊」");
          //   return;
          // }

          if (/launch:fail/i.test(errMsg) && !getWxShareEntryFrom()) {
            showAppOpenFailTip("请前往应用商店下载U店在哪app");
            return;
          }

          showAppOpenFailTip(
            errMsg
              ? "未能打开 App：" + errMsg
              : "未能打开 App，请确认已安装最新版「U店在哪」"
          );
        });
      }

      function initWeChatOpenLaunchApp(fromUserClick) {
        if (!shouldFetchWxConfig(!!fromUserClick)) {
          return Promise.resolve(false);
        }
        if (wxJssdkInitPromise && !fromUserClick) return wxJssdkInitPromise;

        wxConfigSignRetriedBaseUrl = false;
        wxInitLastError = "";
        var htmlUrl = getWxConfigSignUrl();

        bindWeChatLaunchTagEvents();
        wxJssdkInitPromise = requestWeChatJssdkSignAndConfig(htmlUrl)
          .then(function (ok) {
            if (ok === true) return true;
            if (!wxInitLastError) {
              setWxInitError("wx.config 失败，可加 ?wxDebug=1 查看 htmlUrl");
            }
            return false;
          })
          .catch(function (e) {
            var msg = e && e.message ? e.message : "getWxConfig 请求失败";
            setWxInitError(msg);
            console.warn("[wx] requestWeChatJssdkSignAndConfig failed", msg, "htmlUrl=", htmlUrl);
            if (isWeChatInAppBrowser() && isWxDebugOn()) window.alert(msg);
            return false;
          })
          .finally(function () {
            if (!weChatJssdkConfigured) wxJssdkInitPromise = null;
          });

        return wxJssdkInitPromise;
      }

      function scheduleWeChatJssdkBootstrap() {
        if (!shouldInitWeChatJssdkOnLoad()) return;
        var attempts = 0;
        function tick() {
          attempts += 1;
          if (weChatJssdkConfigured) return;
          initWeChatOpenLaunchApp();
          if (!weChatJssdkConfigured && attempts < 8 && typeof wx === "undefined") {
            setTimeout(tick, 400);
          }
        }
        if (isIOSWeChatBrowser()) {
          setTimeout(tick, 350);
        } else {
          tick();
        }
      }

      function showFabToast(msg, ms) {
        var tip = String(msg || "").trim();
        if (!tip) return;
        var el = document.getElementById("openAppToast");
        if (el) {
          el.textContent = tip;
          el.style.display = "block";
          if (showFabToast._t) clearTimeout(showFabToast._t);
          showFabToast._t = setTimeout(function () {
            el.style.display = "none";
          }, ms || 2800);
        }
        console.log("[openApp]", tip);
      }

      function showDownloadTip() {
        var ua = navigator.userAgent || "";
        var isIOS = /iP(hone|od|ad)/i.test(ua) || (navigator.platform === "MacIntel" && (navigator.maxTouchPoints || 0) > 1);
        window.location.href = isIOS ? APP_IOS_DOWNLOAD_URL : APP_DOWNLOAD_URL;
      }

      function showAppOpenFailTip(msg) {
        var tip = msg || "未能打开 App，请确认已安装最新版「U店在哪」。";
        if (typeof uni !== "undefined" && typeof uni.showToast === "function") {
          uni.showToast({ title: msg, icon: "none", duration: 2800 });
        } else if (isWeChatInAppBrowser()) {
          window.alert(tip);
        } else {
          showFabToast(tip);
        }
      }

      function launchAppDeepLink(deepLink) {
        try {
          var a = document.createElement("a");
          a.href = deepLink;
          a.setAttribute("target", "_self");
          document.body.appendChild(a);
          a.click();
          document.body.removeChild(a);
        } catch (e1) {}
        try {
          window.location.href = deepLink;
        } catch (e2) {}
      }

      function tryOpenHBuilderAppViaScheme() {
        var deepLink = buildAppDeepLink();

        if (typeof plus !== "undefined" && plus.runtime) {
          var installed = null;
          try {
            if (typeof plus.runtime.isApplicationExist === "function") {
              installed = plus.runtime.isApplicationExist({
                pname: APP_ANDROID_PACKAGE,
                action: APP_IOS_URL_SCHEME,
              });
            }
          } catch (e) {
            console.warn(e);
          }
          if (installed === false) {
            showDownloadTip();
            return;
          }
          try {
            plus.runtime.openURL(deepLink);
          } catch (e2) {
            console.warn(e2);
            showDownloadTip();
          }
          return;
        }

        var done = false;
        function finish() {
          if (done) return;
          done = true;
          document.removeEventListener("visibilitychange", onVis);
          window.removeEventListener("pagehide", onHide);
        }
        function onVis() {
          if (document.visibilityState === "hidden") finish();
        }
        function onHide() {
          finish();
        }
        document.addEventListener("visibilitychange", onVis);
        window.addEventListener("pagehide", onHide);

        try {
          launchAppDeepLink(deepLink);
        } catch (e3) {
          finish();
          showDownloadTip();
          return;
        }

        window.setTimeout(function () {
          finish();
        }, 3200);
      }

      function tryFetchWxConfigOnPcClick() {
        if (!isWxPcBrowser()) return Promise.resolve(false);
        showFabToast("正在请求 getWxConfig…");
        wxJssdkInitPromise = null;
        return initWeChatOpenLaunchApp(true).then(function (ok) {
          if (ok) {
            showFabToast(
              weChatJssdkConfigured
                ? "getWxConfig 成功，wx.config 已就绪"
                : "getWxConfig 成功"
            );
          } else {
            showFabToast(wxInitLastError || "getWxConfig 失败");
          }
          return ok;
        });
      }

      function tryOpenHBuilderApp() {
        if (isWeChatInAppBrowser()) return;
        if (!isWxPcBrowser()) {
          tryOpenHBuilderAppViaScheme();
          return;
        }
        tryFetchWxConfigOnPcClick().then(function () {
          if (isWxConfigOnClickDebug() && !isWxForceDebug() && !isWxPcAutoDebugHost()) {
            return;
          }
          tryOpenHBuilderAppViaScheme();
        });
      }

      function boot() {
        var launchTag = document.getElementById("launch-btn");
        if (launchTag) launchTag.setAttribute("appid", WECHAT_OPEN_APP_ID);
        bindWeChatLaunchTagEvents();

        if (isWeChatInAppBrowser()) {
          document.body.classList.add("is-wechat");
          logWxEntryDiagnostics();
        }

        if (shouldInitWeChatJssdkOnLoad()) {
          if (isWxPcBrowser() && (isWxForceDebug() || isWxPcAutoDebugHost())) {
            document.body.classList.add("wx-pc-debug");
          }
          scheduleWeChatJssdkBootstrap();
        }

        document.addEventListener("WeixinOpenTagsError", function (e) {
          console.warn("[WeixinOpenTagsError]", e && e.detail);
        });

        if (isWeChatInAppBrowser()) {
          var openBtnWx = document.getElementById("openApp");
          if (openBtnWx) {
            openBtnWx.addEventListener("click", function () {
              if (!weChatJssdkConfigured) {
                showFabToast(
                  wxInitLastError || "微信 SDK 初始化中，请稍候再点底部按钮"
                );
              }
            });
          }
        } else {
          var openAppBtn = document.getElementById("openApp");
          if (openAppBtn) {
            openAppBtn.addEventListener("click", tryOpenHBuilderApp);
          }
        }

        bindImagePreviewEvents();
        loadPageData();
      }

      if (document.readyState === "complete") {
        boot();
      } else {
        window.addEventListener("load", boot);
      }
    })();
  </script>
</body>
</html>