// ==UserScript==
// @name         中通快递 - 导出寄出快递记录
// @namespace    http://tampermonkey.net/
// @version      2.1
// @description  选择下单时间范围后，自动采集全部寄出快递列表并导出CSV
// @author       Codex
// @match        https://www.zto.com/myExpress
// @match        https://www.zto.com/myExpress*
// @icon         https://www.zto.com/favicon.ico
// @grant        GM_download
// @grant        GM_addStyle
// @license      MIT
// ==/UserScript==

(function () {
  "use strict";

  // ============================================================
  //  配置
  // ============================================================
  var CONFIG = {
    MIN_DELAY: 300,
    MAX_DELAY: 800,
    RENDER_TIMEOUT: 10000,
    FILE_NAME: "中通寄件记录_" + new Date().toISOString().slice(0, 10).replace(/-/g, "") + ".csv",
  };

  // ============================================================
  //  日期工具
  // ============================================================
  function pad2(n) { return n < 10 ? "0" + n : "" + n; }

  function fmtDate(d) {
    return d.getFullYear() + "-" + pad2(d.getMonth() + 1) + "-" + pad2(d.getDate());
  }

  function fmtDateTime(d, endOfDay) {
    return fmtDate(d) + (endOfDay ? " 23:59:59" : " 00:00:00");
  }

  function today()     { var d = new Date(); return d; }
  function yesterday() { var d = new Date(); d.setDate(d.getDate() - 1); return d; }
  function dayBefore() { var d = new Date(); d.setDate(d.getDate() - 2); return d; }

  var PRESETS = [
    { label: "今天",     getRange: function() { var d = today();    return { start: fmtDateTime(d, false), end: fmtDateTime(d, true)  }; } },
    { label: "昨天",     getRange: function() { var d = yesterday(); return { start: fmtDateTime(d, false), end: fmtDateTime(d, true)  }; } },
    { label: "前天",     getRange: function() { var d = dayBefore(); return { start: fmtDateTime(d, false), end: fmtDateTime(d, true)  }; } },
    { label: "近2天",    getRange: function() { var s = new Date(); s.setDate(s.getDate() - 1); var e = today(); return { start: fmtDateTime(s, false), end: fmtDateTime(e, true) }; } },
    { label: "近7天",    getRange: function() { var s = new Date(); s.setDate(s.getDate() - 6); var e = today(); return { start: fmtDateTime(s, false), end: fmtDateTime(e, true) }; } },
    { label: "近30天",   getRange: function() { var s = new Date(); s.setDate(s.getDate() - 29); var e = today(); return { start: fmtDateTime(s, false), end: fmtDateTime(e, true) }; } },
  ];

  // ============================================================
  //  样式
  // ============================================================
  GM_addStyle(
    "#zto-export-btn{" +
      "position:fixed;z-index:99999;" +
      "bottom:120px;right:20px;" +
      "padding:12px 20px;" +
      "background:#ff6a00;color:#fff;" +
      "border:none;border-radius:8px;" +
      "font-size:15px;font-weight:600;" +
      "cursor:pointer;" +
      "box-shadow:0 4px 16px rgba(255,106,0,.35);" +
      "transition:transform .15s,box-shadow .15s;" +
      "white-space:nowrap;user-select:none;" +
    "}" +
    "#zto-export-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(255,106,0,.45)}" +
    "#zto-export-btn.is-running{background:#999;cursor:not-allowed;box-shadow:0 2px 8px rgba(0,0,0,.2)}" +
    "#zto-export-progress{" +
      "position:fixed;z-index:99999;" +
      "bottom:175px;right:20px;" +
      "background:rgba(0,0,0,.75);color:#fff;" +
      "padding:10px 16px;border-radius:6px;" +
      "font-size:13px;line-height:1.6;" +
      "min-width:180px;text-align:center;" +
      "display:none;pointer-events:none;" +
    "}" +
    "#zto-export-progress.show{display:block}" +

    "#zto-date-panel{" +
      "position:fixed;z-index:100000;" +
      "top:0;left:0;right:0;bottom:0;" +
      "background:rgba(0,0,0,.35);" +
      "display:none;align-items:center;justify-content:center;" +
    "}" +
    "#zto-date-panel.show{display:flex}" +
    "#zto-date-panel .panel-box{" +
      "background:#fff;border-radius:12px;" +
      "padding:28px 32px 24px;" +
      "width:420px;max-width:90vw;" +
      "box-shadow:0 8px 32px rgba(0,0,0,.25);" +
    "}" +
    "#zto-date-panel .panel-title{font-size:17px;font-weight:700;margin-bottom:16px;color:#333;text-align:center}" +
    "#zto-date-panel .preset-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px;justify-content:center}" +
    "#zto-date-panel .preset-btn{" +
      "padding:6px 14px;border:1px solid #ddd;" +
      "border-radius:6px;background:#f7f7f7;" +
      "cursor:pointer;font-size:13px;color:#555;" +
      "transition:all .15s;" +
    "}" +
    "#zto-date-panel .preset-btn:hover{border-color:#ff6a00;color:#ff6a00}" +
    "#zto-date-panel .preset-btn.active{background:#ff6a00;color:#fff;border-color:#ff6a00}" +
    "#zto-date-panel .custom-row{display:flex;align-items:center;gap:10px;justify-content:center;margin-bottom:18px}" +
    "#zto-date-panel .custom-row label{font-size:13px;color:#666}" +
    "#zto-date-panel .custom-row input[type=date]{padding:6px 10px;border:1px solid #ddd;border-radius:6px;font-size:14px;color:#333;outline:none}" +
    "#zto-date-panel .custom-row input[type=date]:focus{border-color:#ff6a00}" +
    "#zto-date-panel .action-row{display:flex;gap:12px;justify-content:center}" +
    "#zto-date-panel .action-row button{padding:8px 28px;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;border:none;transition:all .15s}" +
    "#zto-date-panel .btn-cancel{background:#f0f0f0;color:#666}" +
    "#zto-date-panel .btn-cancel:hover{background:#e0e0e0}" +
    "#zto-date-panel .btn-confirm{background:#ff6a00;color:#fff}" +
    "#zto-date-panel .btn-confirm:hover{background:#e65c00}" +
    "#zto-date-panel .btn-confirm:disabled{background:#ccc;cursor:not-allowed}"
  );

  // ============================================================
  //  工具函数
  // ============================================================

  function sleep(ms) { return new Promise(function(r) { setTimeout(r, ms); }); }

  function randomDelay() {
    return sleep(CONFIG.MIN_DELAY + Math.random() * (CONFIG.MAX_DELAY - CONFIG.MIN_DELAY));
  }

  async function waitForList(timeoutMs) {
    var deadline = Date.now() + timeoutMs;
    while (Date.now() < deadline) {
      if (document.querySelectorAll(".order-list > .order-item-bg").length > 0) return true;
      await sleep(200);
    }
    return false;
  }

  function isNextDisabled() {
    var btn = document.querySelector(".pagination-cont .btn-next");
    if (!btn) return true;
    return btn.classList.contains("is-disabled") || btn.getAttribute("aria-disabled") === "true" || btn.disabled;
  }

  // ============================================================
  //  日期设置 — 点击日历交互（可靠）
  // ============================================================

  /**
   * 通过点击 Element Plus 日期选择器弹出层来设置日期范围
   * 这比原生 setter 更可靠，因为 Vue 组件能正确响应 click 事件
   */
  async function setDateViaCalendar(startDateStr, endDateStr) {
    // 解析日期: "2026-06-01 00:00:00" → { y, m, d }
    function parse(s) {
      var p = s.split(" ")[0].split("-");
      return { y: parseInt(p[0], 10), m: parseInt(p[1], 10), d: parseInt(p[2], 10) };
    }
    var start = parse(startDateStr);
    var end = parse(endDateStr);

    // ---- 1. 点击日期输入框，打开弹窗 ----
    var picker = document.querySelector(".search-date-picker");
    if (!picker) return false;
    picker.click();
    await sleep(600);

    // ---- 2. 点击"清空" ----
    var allBtns = document.querySelectorAll(".el-picker-panel button");
    var cleared = false;
    allBtns.forEach(function(b) {
      if (b.textContent.trim() === "清空") { b.click(); cleared = true; }
    });
    if (!cleared) {
      // 如果没找到清空按钮（可能已清空），尝试点击"确定"先关闭再来一次
      document.body.dispatchEvent(new KeyboardEvent("keydown", { key: "Escape", bubbles: true }));
      await sleep(300);
      picker.click();
      await sleep(600);
    }
    await sleep(300);

    // ---- 3. 获取当前显示的月份 ----
    function getPanelMonth(panelEl) {
      var labels = panelEl.querySelectorAll(".el-date-range-picker__header-label");
      if (labels.length < 2) return null;
      var year = parseInt(labels[0].textContent.trim(), 10);
      // 月份可能是英文缩写 Jan/Feb/... 或中文 1月/2月/...
      var monthText = labels[1].textContent.trim().toLowerCase();
      var monthMap = {
        "jan":1,"january":1,"feb":2,"february":2,"mar":3,"march":3,
        "apr":4,"april":4,"may":5,"jun":6,"june":6,
        "jul":7,"july":7,"aug":8,"august":8,"sep":9,"september":9,
        "oct":10,"october":10,"nov":11,"november":11,"dec":12,"december":12,
        "1月":1,"2月":2,"3月":3,"4月":4,"5月":5,"6月":6,
        "7月":7,"8月":8,"9月":9,"10月":10,"11月":11,"12月":12,
      };
      var month = monthMap[monthText];
      if (!month) {
        // 尝试数字提取
        var m = parseInt(monthText, 10);
        if (m >= 1 && m <= 12) month = m;
      }
      return month ? { year: year, month: month } : null;
    }

    // ---- 4. 导航到目标月份 ----
    async function navigateTo(targetYear, targetMonth, panelIndex) {
      var panels = document.querySelectorAll(".el-date-range-picker__content");
      if (panels.length <= panelIndex) return false;
      var panel = panels[panelIndex];
      var current = getPanelMonth(panel);
      if (!current) return false;

      var maxIter = 24;
      while (maxIter-- > 0) {
        current = getPanelMonth(panel);
        if (!current) return false;

        if (current.year === targetYear && current.month === targetMonth) return true;

        // 判断方向
        var diffMonths = (targetYear - current.year) * 12 + (targetMonth - current.month);

        if (diffMonths > 0) {
          // 需要往后翻 — 点击"下个月"按钮
          var nextBtns = panel.querySelectorAll("button");
          var found = false;
          nextBtns.forEach(function(b) {
            if (b.classList.contains("arrow-right") || b.getAttribute("aria-label") === "下个月") {
              b.click(); found = true;
            }
          });
          if (!found) return false;
        } else {
          // 需要往前翻 — 点击"上个月"按钮
          var prevBtns = panel.querySelectorAll("button");
          var found = false;
          prevBtns.forEach(function(b) {
            if (b.classList.contains("arrow-left") || b.getAttribute("aria-label") === "上个月") {
              b.click(); found = true;
            }
          });
          if (!found) return false;
        }
        await sleep(200);
      }
      return false;
    }

    // ---- 5. 点击指定日期的单元格 ----
    function clickDayCell(panelIndex, day) {
      var panels = document.querySelectorAll(".el-date-range-picker__content");
      if (panels.length <= panelIndex) return false;
      var panel = panels[panelIndex];
      var cells = panel.querySelectorAll(".el-date-table-cell__text");
      var found = false;
      cells.forEach(function(cell) {
        if (cell.textContent.trim() === String(day)) {
          cell.click();
          found = true;
        }
      });
      return found;
    }

    // ---- 6. 执行：先设开始日期，再设结束日期 ----
    // 先导航左侧面板到 start 月份
    var ok = await navigateTo(start.y, start.m, 0);
    if (!ok) return false;
    await sleep(200);

    // 点击开始日期
    ok = clickDayCell(0, start.d);
    if (!ok) return false;
    await sleep(300);

    // 导航右侧面板到 end 月份（一般在右面板，同月则在左面板）
    var panels = document.querySelectorAll(".el-date-range-picker__content");
    // 检查 end 是否已在右面板可见
    var rightPanelMonth = panels.length > 1 ? getPanelMonth(panels[1]) : null;
    if (rightPanelMonth && rightPanelMonth.year === end.y && rightPanelMonth.month === end.m) {
      // 已正确显示
    } else {
      // 检查左面板是否显示 end 月份
      var leftPanelMonth = getPanelMonth(panels[0]);
      if (leftPanelMonth && leftPanelMonth.year === end.y && leftPanelMonth.month === end.m) {
        // 在左面板上点击结束日期
        ok = clickDayCell(0, end.d);
      } else if (panels.length > 1) {
        // 导航右面板
        await navigateTo(end.y, end.m, 1);
        await sleep(200);
        ok = clickDayCell(1, end.d);
      } else {
        return false;
      }
    }
    if (!ok) return false;
    await sleep(300);

    // ---- 7. 点击"确定" ----
    var confirmBtns = document.querySelectorAll(".el-picker-panel button");
    var confirmed = false;
    confirmBtns.forEach(function(b) {
      if (b.textContent.trim() === "确定") { b.click(); confirmed = true; }
    });

    await sleep(400);
    return confirmed;
  }

  // ============================================================
  //  设置页面日期 — 主入口
  // ============================================================

  async function setDateOnPage(startStr, endStr) {
    // 方法一：尝试用原生 setter（部分 Vue 版本有效）
    try {
      var inputs = document.querySelectorAll(".el-range-input");
      if (inputs.length < 2) throw new Error("no inputs");

      var nativeSetter = Object.getOwnPropertyDescriptor(
        window.HTMLInputElement.prototype, "value"
      ).set;

      nativeSetter.call(inputs[0], startStr);
      inputs[0].dispatchEvent(new Event("input", { bubbles: true }));
      nativeSetter.call(inputs[1], endStr);
      inputs[1].dispatchEvent(new Event("input", { bubbles: true }));
      inputs[0].dispatchEvent(new Event("change", { bubbles: true }));
      inputs[1].dispatchEvent(new Event("change", { bubbles: true }));
      inputs[0].dispatchEvent(new Event("blur", { bubbles: true }));
      inputs[1].dispatchEvent(new Event("blur", { bubbles: true }));

      await sleep(500);

      // 验证是否生效
      var v1 = inputs[0].value;
      var v2 = inputs[1].value;
      if (v1 === startStr && v2 === endStr) {
        // 尝试在输入框按 Enter
        inputs[0].dispatchEvent(new KeyboardEvent("keydown", { key: "Enter", bubbles: true }));
        inputs[1].dispatchEvent(new KeyboardEvent("keydown", { key: "Enter", bubbles: true }));
        await sleep(300);
        return true;
      }
    } catch(e) {
      console.warn("[中通导出] native setter 失败，切换到日历导航:", e);
    }

    // 方法二：通过日历弹窗交互（更可靠）
    console.log("[中通导出] 使用日历导航设置日期");
    return await setDateViaCalendar(startStr, endStr);
  }

  // ============================================================
  //  数据提取
  // ============================================================

  function extractPageData() {
    var items = document.querySelectorAll(".order-list > .order-item-bg");
    var pageData = [];

    items.forEach(function(item) {
      try {
        var billCodeEl = item.querySelector(".item-header .bill-code");
        var headerTimeEl = item.querySelector(".item-header .header-time");

        var billCodeText = billCodeEl ? billCodeEl.textContent.trim() : "";
        var headerTimeText = headerTimeEl ? headerTimeEl.textContent.trim() : "";

        var waybillNo = billCodeText.replace(/^运单号[：:]\s*/, "").trim();
        var orderTime = headerTimeText.replace(/^下单时间[：:]\s*/, "").trim();

        var body = item.querySelector(".item-body");
        var senderCity = "", senderName = "", status = "", receiverCity = "", receiverName = "";

        if (body) {
          var left = body.querySelector(".left");
          var center = body.querySelector(".center");
          var right = body.querySelector(".right");

          if (left) {
            var c1 = left.querySelector(".city");
            var n1 = left.querySelector(".name");
            if (c1) senderCity = c1.textContent.trim();
            if (n1) senderName = n1.textContent.trim();
          }
          if (center) {
            var s = center.querySelector(".bill-status");
            if (s) status = s.textContent.trim();
          }
          if (right) {
            var c2 = right.querySelector(".city");
            var n2 = right.querySelector(".name");
            if (c2) receiverCity = c2.textContent.trim();
            if (n2) receiverName = n2.textContent.trim();
          }
        }

        if (!waybillNo) return;

        pageData.push({
          运单号: waybillNo,
          寄件下单时间: orderTime,
          收件人姓名: receiverName,
          收件手机号: "",
          收件详细地址: "",
          包裹始发地: senderCity,
          目的地: receiverCity,
          物流当前状态: status,
          签收时间: "",
          派送员信息: "",
          寄件人: senderName,
        });
      } catch(e) {
        console.warn("[中通导出] 跳过异常条目:", e);
      }
    });

    return pageData;
  }

  // ============================================================
  //  翻页采集
  // ============================================================

  async function collectAllPages(progressEl) {
    var allData = [];
    var seen = {};
    var page = 1;

    function updateProgress() {
      progressEl.textContent = "📦 采集进度\n当前第 " + page + " 页  |  已采集 " + allData.length + " 条";
    }

    while (true) {
      var ready = await waitForList(CONFIG.RENDER_TIMEOUT);
      if (!ready) {
        console.warn("[中通导出] 第 " + page + " 页列表未渲染");
        alert("⚠️ 第 " + page + " 页加载失败，请手动检查页面后点击确定继续");
        break;
      }

      // 等待额外时间确保 DOM 完全渲染
      await sleep(500);

      var pageRecords = extractPageData();
      pageRecords.forEach(function(rec) {
        if (!seen[rec.运单号]) {
          seen[rec.运单号] = true;
          allData.push(rec);
        }
      });
      updateProgress();

      if (isNextDisabled()) break;

      var nextBtn = document.querySelector(".pagination-cont .btn-next");
      if (!nextBtn) {
        alert("⚠️ 未找到翻页按钮，请手动翻页后点击确定继续");
        break;
      }

      await randomDelay();
      nextBtn.click();
      page++;
    }

    return allData;
  }

  // ============================================================
  //  CSV 导出（UTF-8 BOM）
  // ============================================================

  function exportCSV(data) {
    if (data.length === 0) { alert("⚠️ 没有采集到任何快递数据"); return; }

    var fields = [
      "运单号", "寄件下单时间", "收件人姓名", "收件手机号", "收件详细地址",
      "包裹始发地", "目的地", "物流当前状态", "签收时间", "派送员信息", "寄件人",
    ];

    function esc(v) {
      if (v == null) return "";
      var s = String(v);
      if (s.indexOf(",") >= 0 || s.indexOf("\"") >= 0 || s.indexOf("\n") >= 0 || s.indexOf("\r") >= 0)
        return "\"" + s.replace(/\"/g, "\"\"") + "\"";
      return s;
    }

    var header = fields.join(",");
    var rows = data.map(function(r) {
      return fields.map(function(f) { return esc(r[f] || ""); }).join(",");
    });
    var csv = "\uFEFF" + header + "\n" + rows.join("\n");
    var blob = new Blob([csv], { type: "text/csv;charset=utf-8;" });

    if (typeof GM_download !== "undefined") {
      GM_download({ url: URL.createObjectURL(blob), name: CONFIG.FILE_NAME, saveAs: true });
    } else {
      var url = URL.createObjectURL(blob);
      var a = document.createElement("a");
      a.href = url; a.download = CONFIG.FILE_NAME;
      document.body.appendChild(a); a.click();
      document.body.removeChild(a); URL.revokeObjectURL(url);
    }
  }

  // ============================================================
  //  主流程
  // ============================================================

  function main() {
    // ---- 创建日期选择面板 ----
    var panel = document.createElement("div");
    panel.id = "zto-date-panel";
    panel.innerHTML =
      '<div class="panel-box">' +
        '<div class="panel-title">📅 选择下单时间范围</div>' +
        '<div class="preset-row" id="zto-preset-row"></div>' +
        '<div class="custom-row">' +
          '<label>自定义：</label>' +
          '<input type="date" id="zto-date-start">' +
          '<span style="color:#999"> — </span>' +
          '<input type="date" id="zto-date-end">' +
        "</div>" +
        '<div class="action-row">' +
          '<button class="btn-cancel" id="zto-date-cancel">取消</button>' +
          '<button class="btn-confirm" id="zto-date-confirm">✅ 确认并导出</button>' +
        "</div>" +
      "</div>";
    document.body.appendChild(panel);

    // 预设按钮
    var presetRow = document.getElementById("zto-preset-row");
    var presetBtns = [];
    PRESETS.forEach(function(p, i) {
      var btn = document.createElement("button");
      btn.className = "preset-btn";
      btn.textContent = p.label;
      btn.dataset.index = i;
      presetRow.appendChild(btn);
      presetBtns.push(btn);
    });

    // ---- 创建导出按钮 ----
    var btn = document.createElement("button");
    btn.id = "zto-export-btn";
    btn.textContent = "📋 导出全部寄出快递";
    document.body.appendChild(btn);

    // ---- 进度浮窗 ----
    var progress = document.createElement("div");
    progress.id = "zto-export-progress";
    document.body.appendChild(progress);

    // ---- 状态 ----
    var selectedRange = null;

    // ---- 预设按钮点击 ----
    presetBtns.forEach(function(pbtn) {
      pbtn.addEventListener("click", function() {
        presetBtns.forEach(function(b) { b.classList.remove("active"); });
        this.classList.add("active");
        var idx = parseInt(this.dataset.index, 10);
        selectedRange = PRESETS[idx].getRange();
        document.getElementById("zto-date-start").value = selectedRange.start.slice(0, 10);
        document.getElementById("zto-date-end").value = selectedRange.end.slice(0, 10);
      });
    });

    // ---- 自定义日期 ----
    document.getElementById("zto-date-start").addEventListener("change", syncCustomRange);
    document.getElementById("zto-date-end").addEventListener("change", syncCustomRange);

    function syncCustomRange() {
      presetBtns.forEach(function(b) { b.classList.remove("active"); });
      var s = document.getElementById("zto-date-start").value;
      var e = document.getElementById("zto-date-end").value;
      if (s && e) {
        selectedRange = { start: s + " 00:00:00", end: e + " 23:59:59" };
      } else {
        selectedRange = null;
      }
    }

    function showPanel() { panel.classList.add("show"); }
    function hidePanel() { panel.classList.remove("show"); }

    document.getElementById("zto-date-cancel").addEventListener("click", hidePanel);
    panel.addEventListener("click", function(e) { if (e.target === this) hidePanel(); });

    // ---- 导出按钮点击 ----
    btn.addEventListener("click", function() {
      if (btn.classList.contains("is-running")) return;

      var activeTab = document.querySelector(".subpage-tab-item.active");
      if (!activeTab || activeTab.textContent.trim() !== "我寄的") {
        alert('⚠️ 当前不是"我寄的"视图\n请先点击页面上方的"我寄的"标签。');
        return;
      }

      selectedRange = null;
      presetBtns.forEach(function(b) { b.classList.remove("active"); });
      document.getElementById("zto-date-start").value = "";
      document.getElementById("zto-date-end").value = "";
      showPanel();
    });

    // ---- 确认并导出 ----
    document.getElementById("zto-date-confirm").addEventListener("click", async function() {
      if (!selectedRange) {
        alert("⚠️ 请先选择时间范围（点击预设按钮或自定义日期）");
        return;
      }
      hidePanel();

      btn.classList.add("is-running");
      btn.textContent = "⏳ 设置日期…";
      progress.classList.add("show");
      progress.textContent = "⏳ 设置日期范围…";

      // 1. 设置日期
      var ok = await setDateOnPage(selectedRange.start, selectedRange.end);
      if (!ok) {
        alert(
          "⚠️ 自动设置日期失败。\n\n" +
          "请在页面顶部的日期选择器中手动选择日期范围：\n" +
          "1. 点击「下单时间」输入框\n" +
          "2. 选择开始日期和结束日期\n" +
          "3. 点击「确定」\n" +
          "4. 点击「查询」\n" +
          "5. 再点击「📋 导出全部寄出快递」按钮继续"
        );
        btn.classList.remove("is-running");
        btn.textContent = "📋 导出全部寄出快递";
        progress.classList.remove("show");
        return;
      }
      await sleep(400);

      // 2. 点击"查询"
      progress.textContent = "⏳ 查询列表中…";
      var queryBtn = document.querySelector(".z-search-btn");
      if (queryBtn) {
        queryBtn.click();
        // 等待较长时间让列表刷新
        await sleep(1500);
      }

      // 3. 等待列表刷新
      var listReady = await waitForList(CONFIG.RENDER_TIMEOUT);
      if (!listReady) {
        alert("⚠️ 筛选后未加载出列表数据，请检查日期范围是否有误。");
        btn.classList.remove("is-running");
        btn.textContent = "📋 导出全部寄出快递";
        progress.classList.remove("show");
        return;
      }

      // 4. 全量采集
      btn.textContent = "⏳ 采集中…";
      try {
        var allData = await collectAllPages(progress);
        progress.textContent = "✅ 采集完成！共 " + allData.length + " 条记录";
        btn.textContent = "✅ 导出完成";
        exportCSV(allData);
      } catch(err) {
        console.error("[中通导出] 采集失败:", err);
        progress.textContent = "❌ 采集出错，查看控制台";
        alert("❌ 采集过程中出错，请查看浏览器控制台(F12)获取详情。");
      } finally {
        setTimeout(function() {
          btn.classList.remove("is-running");
          btn.textContent = "📋 导出全部寄出快递";
          progress.classList.remove("show");
        }, 5000);
      }
    });

    console.log("[中通导出] v2.1 已注入 — 新增近2天预设 + 日历导航设置日期（修复信息不全）");
  }

  if (document.readyState === "loading") {
    document.addEventListener("DOMContentLoaded", main);
  } else {
    main();
  }
})();