(function (root, factory) {
  if (typeof module === 'object' && module.exports) {
    module.exports = factory(root);
    return;
  }

  root.GenealogyEntryPages = factory(root);
  if (root.document) {
    root.document.addEventListener('DOMContentLoaded', function () {
      root.GenealogyEntryPages.init();
    });
  }
})(typeof globalThis !== 'undefined' ? globalThis : window, function (root) {
  'use strict';

  var TARGET_LABELS = {
    'profile-family-home.html': '家谱主页',
    'profile-feed.html': '家族圈动态',
    'profile-growth.html': '成长记录',
    'profile-relative.html': '亲友往来',
    'profile-memo.html': '备忘录',
    'profile-tree.html': '世系图',
    'profile-generation.html': '字辈谱'
  };

  function getTargetPage(search) {
    var params = new URLSearchParams(String(search === undefined && root.location ? root.location.search : search || '').replace(/^\?/, ''));
    var target = params.get('next') || '';

    return /^profile-[a-z-]+\.html$/.test(target) ? target : 'profile-family-home.html';
  }

  function buildStatus(quota, target) {
    var source = quota || {};
    var details = [];
    var label = TARGET_LABELS[target] || '该家谱业务';

    if (Number(source.createRemaining) >= 0) details.push('还可创建 ' + source.createRemaining + ' 部');
    if (Number(source.joinRemaining) >= 0) details.push('还可加入 ' + source.joinRemaining + ' 部');
    return '当前 PC 接口尚未提供“我的家谱”列表或家谱详情，不能伪造家谱编号进入“' + label + '”。' +
      (details.length ? ' 已读取额度：' + details.join('，') + '。' : '');
  }

  async function init() {
    var status = root.document && root.document.querySelector('[data-genealogy-entry-status]');
    var api = root.GenealogyApi && root.GenealogyApi.defaultClient;
    var target = getTargetPage();

    if (!status) return;
    if (!api || !api.genealogyQuota) {
      status.textContent = '家谱入口接口初始化失败，请刷新后重试。';
      return;
    }

    try {
      status.textContent = buildStatus(await api.genealogyQuota(), target);
    } catch (error) {
      status.textContent = '无法读取家谱额度，请稍后重试。当前 PC 接口仍未提供家谱列表或详情，不能伪造家谱编号。';
    }
  }

  return {
    getTargetPage: getTargetPage,
    buildStatus: buildStatus,
    init: init
  };
});