private async static Task PostWeiboAsync(Weather weather)
{
string token = ConfigHelper.Get("Weibo:Token"); // weibo token
string status = $"{weather.DateTime.ToString("yyyy/MM/dd HH:mm")} {weather.WeatherName}%0a" +
$"温度：{Math.Round(weather.Temperature, 1)} ℃ 体感温度：{Math.Round(WeatherHelper.CalHeatIndex(weather.Temperature, weather.Humidity), 1)} ℃%0a" +
$"相对湿度：{Math.Round(weather.Humidity)} %25%0a" +
$"气压：{Math.Round(weather.Pressure / 100, 2)} hPa%0a" +
$"{ConfigHelper.Get("Weibo:StatusUrl")}";
using HttpClient client = new HttpClient();
using FileStream imageStream = File.OpenRead(ConfigHelper.Get("UsbCamera:ImagePath"));
MultipartFormDataContent content = new MultipartFormDataContent
{
{ new StringContent(token, Encoding.UTF8), "access_token" },
{ new StringContent(status, Encoding.UTF8), "status" },
{ new StreamContent(imageStream, (int)imageStream.Length), "pic", "image.jpg" }
};
HttpResponseMessage response = await client.PostAsync("https://api.weibo.com/2/statuses/share.json", content);
}