37 lines
1.1 KiB
JavaScript
37 lines
1.1 KiB
JavaScript
|
const https = require('https');
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 获取指定城市的天气信息
|
||
|
|
* @param {string} city - 城市名
|
||
|
|
* @param {string} params - wttr.in的查询参数
|
||
|
|
* @returns {Promise<string>} 天气信息
|
||
|
|
*/
|
||
|
|
function getWeather(city = 'Shanghai', params = 'format=3') {
|
||
|
|
return new Promise((resolve, reject) => {
|
||
|
|
const timeout = setTimeout(() => {
|
||
|
|
reject(new Error('Request timed out'));
|
||
|
|
}, 15000); // 设置15秒的请求超时
|
||
|
|
|
||
|
|
https.get(`https://wttr.in/${encodeURIComponent(city)}?${params}`, (resp) => {
|
||
|
|
let data = '';
|
||
|
|
|
||
|
|
// A chunk of data has been received.
|
||
|
|
resp.on('data', (chunk) => {
|
||
|
|
data += chunk;
|
||
|
|
});
|
||
|
|
|
||
|
|
// The whole response has been received. Print out the result.
|
||
|
|
resp.on('end', () => {
|
||
|
|
clearTimeout(timeout); // 清除超时
|
||
|
|
resolve(data);
|
||
|
|
});
|
||
|
|
|
||
|
|
}).on("error", (err) => {
|
||
|
|
clearTimeout(timeout); // 清除超时
|
||
|
|
reject("Error: " + err.message);
|
||
|
|
});
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = getWeather;
|