/// <summary>
/// 获取验证码
/// </summary>
/// <returns></returns>
public async Task <CaptchaResult> GetCaptchaResultAsync()
{
CaptchaResult captcha;
try
{
captcha = CaptchaHelper.CreateVerifyCodeImage(CaptchaHelper.GenerateCaptchaCode());
}
catch (Exception e)
{
LogHelper.Logger.Fatal(e, "验证码生成 失败");
return(null);
}
//var captcha = CaptchaHelper.CreateImage(CaptchaHelper.GenerateCaptchaCode());
var uuid = IdWorker.NextId();
var key = CacheKeys.CAPTCHA + uuid;
await RedisClient.SetAsync(key, captcha.Captcha, CaptchaExpired);
captcha.Uuid = uuid.ToString();
return(captcha);
}