// config.js
window.ENV = {
  // 开发环境配置
  development: {
    API_BASE_URL: 'http://47.108.24.205:9100',
    // API_BASE_URL: 'http://192.168.10.119:9100',
    // 后端租户标识，会作为 header tenantId 发送；后面更换租户只改这里。
    TENANT_ID: '531923',
    // TENANT_ID: '000000',
    CLIENT_ID: '209ef407810e3856f40870a9f0e769d7',
    DEBUG: true,
    APP_NAME: 'Lottery App Dev'
  },
  // 生产环境配置
  production: {
    API_BASE_URL: 'https://api-3d.3dyjs.cn',
    // 后端租户标识，会作为 header tenantId 发送；后面更换租户只改这里。
    TENANT_ID: '531923',
    CLIENT_ID: '209ef407810e3856f40870a9f0e769d7',
    DEBUG: false,
    APP_NAME: 'Lottery App'
  }
};

// 根据域名自动判断环境
window.CURRENT_ENV = (function () {
  if (location.hostname === 'localhost' || location.hostname === '127.0.0.1' || location.port !== '') {
    return 'development';
  } else {
    return 'production';
  }
})();

// 获取当前环境配置
window.CURRENT_CONFIG = window.ENV[window.CURRENT_ENV];

window.NavigationUtil = (function (window, document) {
  const blockedProtocols = /^(?:javascript|data|vbscript|mailto|tel):/i;

  function inviteCodeFromUrl(url) {
    try {
      return String(new URL(url || window.location.href, window.location.href).searchParams.get('inviteCode') || '').trim();
    } catch (error) {
      return '';
    }
  }

  function isRegisterUrl(url) {
    try {
      return /(?:^|\/)reg\.html$/i.test(new URL(url, window.location.href).pathname);
    } catch (error) {
      return false;
    }
  }

  function withReferralInviteCode(url, inviteCode) {
    const destination = String(url || '').trim();
    if (!destination || !isRegisterUrl(destination)) return destination;
    const code = String(inviteCode || inviteCodeFromUrl(window.location.href)).trim();
    if (!code) return destination;
    const target = new URL(destination, window.location.href);
    if (!target.searchParams.get('inviteCode')) target.searchParams.set('inviteCode', code);
    return target.href;
  }

  function referralRegisterUrl(referralUrl, inviteCode) {
    const code = String(inviteCode || inviteCodeFromUrl(referralUrl)).trim();
    return code ? withReferralInviteCode('reg.html', code) : '';
  }

  function shouldOpenInNewTab(anchor) {
    const href = (anchor.getAttribute('href') || '').trim();

    return href && href !== '#' && !href.startsWith('#') &&
      !anchor.hasAttribute('download') && !blockedProtocols.test(href);
  }

  function prepareAnchor(anchor) {
    if (!anchor || anchor.tagName !== 'A' || !shouldOpenInNewTab(anchor)) {
      return;
    }

    const href = anchor.getAttribute('href') || '';
    const referralHref = withReferralInviteCode(href);
    if (referralHref !== href) anchor.setAttribute('href', referralHref);

    if (anchor.target !== '_blank') {
      anchor.target = '_blank';
    }

    const relTokens = (anchor.getAttribute('rel') || '').split(/\s+/).filter(Boolean);

    if (!relTokens.includes('noopener')) {
      anchor.setAttribute('rel', [...relTokens, 'noopener'].join(' '));
    }
  }

  function prepareAnchors(root) {
    if (root.nodeType === 1 && root.matches('a[href]')) {
      prepareAnchor(root);
    }

    root.querySelectorAll('a[href]').forEach(prepareAnchor);
  }

  function installLinkTargeting() {
    prepareAnchors(document);

    new MutationObserver((mutations) => {
      mutations.forEach((mutation) => {
        if (mutation.type === 'attributes') {
          prepareAnchor(mutation.target);
          return;
        }

        mutation.addedNodes.forEach((node) => {
          if (node.nodeType === 1) {
            prepareAnchors(node);
          }
        });
      });
    }).observe(document.documentElement, {
      subtree: true,
      childList: true,
      attributes: true,
      attributeFilter: ['href', 'target', 'download']
    });
  }

  if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', installLinkTargeting, { once: true });
  } else {
    installLinkTargeting();
  }

  return {
    open(url) {
      const destination = withReferralInviteCode(url);

      if (!destination) {
        return null;
      }

      const openedWindow = window.open(destination, '_blank', 'noopener');

      if (openedWindow) {
        openedWindow.opener = null;
      }

      return openedWindow;
    },

    withReferralInviteCode,
    referralRegisterUrl
  };
})(window, document);