const request = require('superagent');

let _weatherUrl = '';
module.exports.entry = function (app, router, opts) {
  const { weatherUrl } = opts;
  _weatherUrl = weatherUrl;
  router.get('/query/weather', weather);
};

async function weather(ctx) {
  try {
    const { cityName } = ctx.query;
    const weatherRes = await request.post(_weatherUrl).send({ cityName });
    const { body } = weatherRes;
    if (body && body.data) {
      ctx.status = 200;
      ctx.body = { ...body.data, cityName };
    } else {
      ctx.status = 400;
      ctx.body = { msg: '获取天气错误' };
    }
  } catch (error) {
    console.log('[*err]', error);
    ctx.status = 400;
    ctx.body = error;
  }
}