import { useEffect, useState } from 'react';
import { View, Text } from '@tarojs/components';
import '../../styles/redeem.css';
import Taro from '@tarojs/taro';
import PageShell from '../../components/PageShell';
import SubPageHeader from '../../components/SubPageHeader';
import ContactCsButton from '../../components/ContactCsButton';
import { toast } from '../../lib/api';
import { getBrandAssetsSync, loadBrandAssets } from '../../lib/brand-assets';

const isWeapp = process.env.TARO_ENV === 'weapp';

function dialPhone(phone: string) {
  const tel = phone.replace(/-/g, '');
  Taro.makePhoneCall({ phoneNumber: tel }).catch(() => toast('无法拨打电话'));
}

export default function CustomerServicePage() {
  const [phone, setPhone] = useState(() => getBrandAssetsSync().customerServicePhone);

  useEffect(() => {
    void loadBrandAssets().then((b) => setPhone(b.customerServicePhone));
  }, []);

  return (
    <PageShell variant="sub" className="cs-page">
      <SubPageHeader title="联系客服" />
      <View className="sub-page-body inset-page cs-body">
        <Text className="cs-brand">杜康好客客服</Text>
        <Text className="cs-hint">
          {isWeapp
            ? '点击下方按钮，进入小程序在线客服会话'
            : '请在微信小程序内打开以使用在线客服，或拨打客服电话'}
        </Text>
        <Text className="cs-hours">工作时间：9:00 - 21:00</Text>

        {isWeapp ? (
          <ContactCsButton className="cs-online-btn" session={{ from: 'customer-service' }} />
        ) : null}

        <View className={isWeapp ? 'cs-phone-link' : 'cs-call-btn'} onClick={() => dialPhone(phone)}>
          <Text>
            {isWeapp ? `或拨打客服电话 ${phone}` : '拨打客服电话'}
          </Text>
        </View>

        {!isWeapp ? (
          <Text className="cs-phone-display">{phone}</Text>
        ) : null}
      </View>
    </PageShell>
  );
}