protected override async Task <HandleRequestResult> HandleRemoteAuthenticateAsync()
{
var query = Request.Query;
var jsCode = query[Options.WeChatJsCodeQueryString];
if (string.IsNullOrEmpty(jsCode))
{
return(HandleRequestResult.Fail("没有找到客户端所提供的JsCode供微信服务器进行验证。"));
}
using var tokens = await ExchangeCodeAsync(jsCode);
if (tokens.Error != null)
{
return(HandleRequestResult.Fail(tokens.Error));
}
var completedContext = new WeChatServerCompletedContext(Context, Scheme, Options, tokens.OpenId, tokens.SessionKey, tokens.UnionId, tokens.ErrCode, tokens.ErrMsg);
await Options.Events?.OnWeChatServerCompleted(completedContext);
if (string.IsNullOrEmpty(tokens.OpenId) || string.IsNullOrEmpty(tokens.SessionKey))
{
return(HandleRequestResult.Fail("没有接收到微信服务器所返回的OpenID和SessionKey。"));
}
if (Options.CustomerLoginState == null)
{
Logger.LogWarning("当前没有提供微信小程序自定义登录态的逻辑。");
}
else
{
string sessionInfoKey = null;
if (Options.SaveSessionKeyToCache)
{
var sessionStore = Context.RequestServices.GetService <IWeChatSessionInfoStore>();
if (sessionStore != null)
{
sessionInfoKey = await sessionStore.StoreAsync(new WeChatSessionInfo(tokens.OpenId, tokens.SessionKey), Options);
}
}
var exceptions = new List <Exception>();
try
{
var customerLoginStateContext = new CustomerLoginStateContext(Context, Scheme, Options, tokens.OpenId, tokens.SessionKey, tokens.UnionId, tokens.ErrCode, tokens.ErrMsg, sessionInfoKey);
await Options.CustomerLoginState?.Invoke(customerLoginStateContext);
}
catch (Exception ex)
{
exceptions.Add(ex);
}
if (exceptions.Count > 0)
{
return(HandleRequestResult.Fail(new AggregateException(exceptions)));
}
}
return(HandleRequestResult.Handle());;
}
/// <summary> /// 当调用微信服务端进行验证完成后将调用该方法. /// </summary> public virtual Task WeChatServerCompleted(WeChatServerCompletedContext context) => OnWeChatServerCompleted(context);
