How to retrieve Adaptive Card's form submission in subsequent waterfall step

Question

I\'m using the Bot Framework (V4) and I\'ve got a WaterfallDialog with two steps; first step is to capture form data and the second step is to process form data.

The

Answer 1

Here is nodejs version:

your bot.ts file:

 this.onTurn(async (context, next) => {
  if (context.activity.type == ActivityTypes.Message) {
    // Ensure that message is a postBack (like a submission from Adaptive Cards)
    if (context.activity.channelData != null) {
      if (context.activity.channelData.postBack === true) {
        const postbackActivity = context.activity;
        // Convert the user's Adaptive Card input into the input of a Text Prompt
        // Must be sent as a string
        postbackActivity.text = JSON.stringify(postbackActivity.value);
        // context.activity.text = postbackActivity.value
        await context.sendActivity(postbackActivity);
      }
    }
  }
  await next();
});