README is not up to date (messing the config file part)!

Start coding your bot: Recast.AI + Facebook messenger

• Here, you'll learn how to build a bot with Facebook Messenger and Recast.AI.

Requirements

• Create an account on Recast.AI.
• Create an account on Facebook Developers. (same account than your personal Facebook account)

Set up your Recast.AI account

Create your bot

• Log into your Recast.AI account.
• Create a new bot.

Get your token

• In your profile, click your bot.
• In the tab-menu, click on the the little screw.
• Here is the request access token you will need to configure your bot.

Create your facebook page

• Create your page.

• Choose the category of your page.
• Fill out the Facebook requirements step by step.

Set up your facebook account

• Log on to your Facebook Developers account.
• Create a new Facebook app.

• Get your app secret and ID Dashboard.

• Get your page Token Messanger.

Start your bot in local

git clone https://github.com/fhenri42/bot-Messenger-golang.git

Ngrok

• Download the appropriate version of Ngrok.
• Open a new tab in your terminal:

./ngrok http 5000

• Copy past the https://*******ngrok.io you get, you will need it for the next step.
• Leave your Ngrok serveur running.

Complete the config.go

• Copy your Recast.AI Recast.AI access token

• Copy your page access Token Token of your Page

• Copy your validationToken The token of your Webhook

• Incoming :)

Launching your Bot

• make sure to have ngrok launched and the correct URL in you config file.

 go run src/*.go

Config webhook

• go back to the Facebook Developer page and add a new webhook.

• Subscribe your page to the webhook you just created.

Result

Your bot

func call_recast(msg string) string  {
	fmt.Printf("start call to recast")
	client := &http.Client{}

	form := url.Values{}
	form.Add("text", msg)
	req, err := http.NewRequest("POST","https://api.recast.ai/v2/converse" ,strings.NewReader(form.Encode()))
	if err != nil {
		log.Println(err)
		return "err"
	}
	req.Header.Set("Authorization", fmt.Sprintf("Token ADD_YOUR_TOKEN"))
	resp, err := client.Do(req)
	if err != nil {
		log.Println(err)
		return "err"
	}
	body, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		log.Println(err)
		return "err"
	}
	log.Println("\n \n ",string(body),"\n \n")
	var rep RecastRep
	err = json.Unmarshal(body, &rep)

	if err != nil {
		log.Println(err)
		return "err"
	}
	return rep.Results.Action.Reply

}

func  message_handler(data Data) {
	message := data.Entry[0].Messaging[0].Message.Text
	recipient := data.Entry[0].Messaging[0].Sender.ID
	msg := call_recast(message)
	post_facebook(msg, recipient)
}

• Have fun coding your bot! :)

Author

Henri Floren [email protected]