/// <summary>
/// 微信分享时获取配置参数
/// </summary>
/// <param name="url"></param>
/// <returns></returns>
public async Task <HttpRequestResult> GetJsApiConfigAsync()
{
var accessTokenResult = await GetAccessTokenAsync();
var url = $"https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=jsapi&access_token={accessTokenResult.Data.ToString()}";
var requestResult = await _aSampleHttpClient.GetAsync <JsApiResult>(url);
if (requestResult.ErrCode != "0")
{
return(HttpRequestResult.Error(requestResult.ErrMsg));
}
var dic = new SortedDictionary <string, object>();
var noncestr = WeChatPayUtility.GeneratorNonceStr();
var timestamp = WeChatPayUtility.GenerateTimeStamp();
dic.SetValue("noncestr", noncestr);
dic.SetValue("timestamp", timestamp);
dic.SetValue("url", url);
dic.SetValue("jsapi_ticket", requestResult.Ticket);
var shaStr = dic.ToUrlString();
var signature = WeChatPayUtility.MakeSign(shaStr, _wechatOption.MechKey);
var result = new JsApiConfigResult
{
AppId = _wechatOption.WxAppId,
TimeStamp = timestamp,
NonceStr = noncestr,
Signature = signature,
};
return(HttpRequestResult.Success(result, ""));
}
/// <summary>
/// 获取用户基本信息
/// </summary>
/// <returns></returns>
public async Task <HttpRequestResult> GetBasicInfoAsync(string openId)
{
var accessTokenResult = await GetAccessTokenAsync();
if (accessTokenResult.IsError)
{
return(HttpRequestResult.Error(accessTokenResult.Message));
}
var accessToken = accessTokenResult.Data.ToString();
var url = $"https://api.weixin.qq.com/cgi-bin/user/info?access_token={accessToken}&openid={openId}&lang=zh_CN";
var result = await _aSampleHttpClient.GetAsync <WxUserInfoResult>(url);
return(HttpRequestResult.Success <WxUserInfoResult>(result, ""));
}
/// <summary>
/// 创建菜单按钮
/// </summary>
/// <param name="menuJsonStr"></param>
/// <returns></returns>
public async Task <HttpRequestResult> CreateMenuAsync(string menuJsonStr)
{
//获取微信令牌
var accessToken = await GetAccessTokenAsync();
//创建菜单
var createMenuUrl = $"https://api.weixin.qq.com/cgi-bin/menu/create?access_token={accessToken.Data.ToString()}";
var result = await _aSampleHttpClient.PostAsync <CreateMenuResult>(createMenuUrl, menuJsonStr);
if (result.ErrorCode == "0")
{
return(HttpRequestResult.Success(result, ""));
}
return(HttpRequestResult.Error(result.ErrorMsg));
}
/// <summary>
/// 获取微信accesstoken, 优先从缓存获取，其次重新请求获取
/// </summary>
/// <returns></returns>
public async Task <HttpRequestResult> GetAccessTokenAsync()
{
var accessToken = await _aSampleRedisCache.GetStringAsync(_wechatKey);
if (!string.IsNullOrWhiteSpace(accessToken))
{
return(HttpRequestResult.Success(accessToken, ""));
}
var result = await RequestAccessTokenAsync();
if (string.IsNullOrWhiteSpace(result.AccessToken))
{
return(HttpRequestResult.Error("AccessToken is null"));
}
await _aSampleRedisCache.SetStringAsync(_wechatKey, result.AccessToken, 120);
return(HttpRequestResult.Success(result.AccessToken, ""));
}
