问用于Botframework V4的Messenger Webview

EN

(function(d, s, id){
  var js, fjs = d.getElementsByTagName(s)[0];
  if (d.getElementById(id)) {return;}
  js = d.createElement(s); js.id = id;
  js.src = "//connect.facebook.net/en_US/messenger.Extensions.js";
  fjs.parentNode.insertBefore(js, fjs);
  }(document, 'script', 'Messenger'));

  window.extAsyncInit = function() {
    // the Messenger Extensions JS SDK is done loading 
  };

var reply = turnContext.Activity.CreateReply();

var attachment = new
{
    type = "template",
    payload = new
    {
        template_type = "button",
        text = "Sign up for our mailing list!",
        buttons = new[]
        {
            new
            {
                type = "web_url",
                url = "https://mybot.azurewebsites.net/",
                title = "Sign Up!",
                webview_height_ratio = "full",
                messenger_extensions = true,
            },
        },
    },
};

reply.ChannelData = JObject.FromObject(new { attachment });

await turnContext.SendActivityAsync(reply, cancellationToken);