public async Task <string> GetRealtimeServer()
{
if (!string.IsNullOrEmpty(server))
{
return(server);
}
LCAppServer appServ = await FetchAppServer();
return(appServ.PushServer);
}
public async Task <string> GetApiServer()
{
// 优先返回用户自定义域名
if (!string.IsNullOrEmpty(server))
{
return(server);
}
LCAppServer appServ = await FetchAppServer();
return(appServ.ApiServer);
}
async Task <LCAppServer> FetchAppServer()
{
// 判断节点地区
if (!IsInternalApp(appId))
{
// 国内节点必须配置自定义域名
throw new Exception("Please init with your server url.");
}
// 向 App Router 请求地址
if (appServer == null || !appServer.IsValid)
{
try {
HttpRequestMessage request = new HttpRequestMessage {
RequestUri = new Uri($"https://app-router.com/2/route?appId={appId}"),
Method = HttpMethod.Get
};
HttpClient client = new HttpClient();
LCHttpUtils.PrintRequest(client, request);
HttpResponseMessage response = await client.SendAsync(request, HttpCompletionOption.ResponseHeadersRead);
request.Dispose();
string resultString = await response.Content.ReadAsStringAsync();
response.Dispose();
LCHttpUtils.PrintResponse(response, resultString);
Dictionary <string, object> data = JsonConvert.DeserializeObject <Dictionary <string, object> >(resultString);
appServer = new LCAppServer(data);
} catch (Exception e) {
LCLogger.Error(e);
// 拉取服务地址失败后，使用国际节点的默认服务地址
appServer = LCAppServer.GetInternalFallbackAppServer(appId);
}
}
return(appServer);
}