/// <summary>
/// 获取js api ticket
/// </summary>
/// <returns>ticket</returns>
private async Task <string> GetJsApiTicket()
{
string token = cache.GetString(JSAPI_TICKET__CACHE_KEY);
if (string.IsNullOrEmpty(token))
{
var accessToken = await accessTokenSvc.GetToken();
if (string.IsNullOrEmpty(accessToken))
{
return(null);
}
var api = string.Format(JSAPI_TICKET_API, accessToken);
var ticket = await wxHelper.Send <JsApiTicket>(api, null, HttpMethod.Get);
if (ticket != null && !ticket.HasError())
{
string theTicket = ticket.ticket;
cache.SetString(JSAPI_TICKET__CACHE_KEY, theTicket, new DistributedCacheEntryOptions
{
AbsoluteExpirationRelativeToNow = TimeSpan.FromSeconds(ticket.expires_in)
});
logger.LogInformation("获取JsApiTicket：{0}", theTicket);
return(ticket.ticket);
}
return(null);
}
return(token);
}
/// <summary>
/// 发送模板消息
/// </summary>
/// <param name="message">The message.</param>
/// <returns></returns>
public async Task <WxError> SendTemplateMessage(WxTemplateMessage message)
{
string token = await accessTokenService.GetToken();
string api = string.Format(TEMPLATE_MESSAGE_API, token);
var result = await wxHelper.Send <WxError>(api, message);
return(result);
}
/// <summary>
/// 创建二维码ticket, 临时二维码请求ticket
/// </summary>
private async Task <string> GetQrCodeTicket(int sceneId)
{
const int expire = 10;
var api = string.Format(TEMP_QR_CODE_TICKET_API, await wxAccessTokenService.GetToken());
var request = new QrCodeRequest()
{
expire_seconds = expire,
action_name = "QR_SCENE",
action_info = new QrCodeActionInfo()
{
scene = new Scene()
{
scene_id = sceneId
}
}
};
var response = await wxHelper.Send <QrCodeResponse>(api, request);
if (response == null)
{
return(null);
}
#region 缓存场景id
var key = string.Format(QR_CODE_SECENE, sceneId);
cache.SetString(key, sceneId.ToString(), new DistributedCacheEntryOptions
{
AbsoluteExpirationRelativeToNow = TimeSpan.FromSeconds(expire)
});
#endregion
return(response.ticket);
}
/// <summary>
/// 获取token
/// </summary>
/// <returns></returns>
public async Task <string> GetToken()
{
string token = cache.GetString(ACCESS_TOKEN_CACHE_KEY);
if (string.IsNullOrEmpty(token))
{
var isDebug = config.IsDebug;
// 调试模式，返回配置中的access token
if (isDebug)
{
var result = config.AccessToken;
if (!string.IsNullOrEmpty(result))
{
return(result);
}
}
var api = string.Format(ACCESS_TOKEN_API,
accessTokenRequest.grant_type,
accessTokenRequest.appid,
accessTokenRequest.secret);
var tokenResult = await wxHelper.Send <AccessTokenResponse>(api);
if (tokenResult == null)
{
return(null);
}
else
{
cache.SetString(ACCESS_TOKEN_CACHE_KEY, tokenResult.access_token, new DistributedCacheEntryOptions
{
AbsoluteExpirationRelativeToNow = TimeSpan.FromSeconds(tokenResult.expires_in)
});
logger.LogInformation("获取Token：{0}, 过期时间：{1}", tokenResult.access_token, tokenResult.expires_in);
}
return(tokenResult.access_token);
}
return(token);
}
/// <summary>
/// 发送消息
/// </summary>
/// <param name="message">The message.</param>
public async Task <WxError> Send(CustomerMessage message)
{
var api = string.Format(SEND_API, await tokenSvc.GetToken());
return(await wxHelper.Send <WxError>(api, message));
}