// pwuniapp/common/support.js
// 统一客服入口：平台沟通仅通过官方客服微信/热线，不在买卖双方之间直接建立联系。
import { getPlatformConfigs } from '@/common/api.js';

let cachedContact = null;
let cachedAt = 0;

export async function getSupportContact() {
  if (cachedContact && Date.now() - cachedAt < 5 * 60 * 1000) {
    return cachedContact;
  }
  let hotline = '';
  let wechat = '';
  try {
    const configs = await getPlatformConfigs();
    const cs = (configs && configs.customer_service) || {};
    hotline = String(cs.hotline || '').trim();
    wechat = String(cs.wechat || '').trim();
  } catch (_) {
    // 配置拉取失败时使用空值，避免展示写死的客服账号
  }
  cachedContact = { hotline, wechat };
  cachedAt = Date.now();
  return cachedContact;
}

export async function openSupportSheet() {
  const contact = await getSupportContact();
  const actions = [];
  if (contact.wechat) actions.push({ key: 'wechat', label: `复制客服微信（${contact.wechat}）` });
  if (contact.hotline) actions.push({ key: 'hotline', label: `拨打客服热线（${contact.hotline}）` });

  if (actions.length === 0) {
    uni.showToast({ title: '客服信息暂未配置，请稍后再试', icon: 'none' });
    return;
  }

  uni.showActionSheet({
    itemList: actions.map((a) => a.label),
    success: (res) => {
      const picked = actions[res.tapIndex];
      if (!picked) return;
      if (picked.key === 'wechat') {
        uni.setClipboardData({
          data: contact.wechat,
          success: () => {
            uni.showToast({ title: '客服微信已复制，请前往微信添加', icon: 'none', duration: 2200 });
          }
        });
      } else if (picked.key === 'hotline') {
        uni.makePhoneCall({
          phoneNumber: contact.hotline.replace(/[^0-9+]/g, ''),
          fail: () => {
            uni.showToast({ title: `客服热线：${contact.hotline}`, icon: 'none' });
          }
        });
      }
    }
  });
}