Rust

WhatsApp Cloud API Send Message

See more WhatsApp Examples

Demonstrates how to send a message using the WhatsApp Cloud API (Business App) Rust

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

let http = chilkat::Http::new();

// The following JSON is sent in the request body.

// {
//   "messaging_product": "whatsapp",
//   "to": "16302581871",
//   "type": "template",
//   "template": {
//     "name": "hello_world",
//     "language": {
//       "code": "en_US"
//     }
//   }
// }

let json = chilkat::JsonObject::new();
let _ = json.update_string("messaging_product", "whatsapp");
let _ = json.update_string("to", "15555555555");
let _ = json.update_string("type", "template");
let _ = json.update_string("template.name", "hello_world");
let _ = json.update_string("template.language.code", "en_US");

http.set_auth_token("EAANrS5....yFB9Ma");
http.set_request_header("Content-Type", "application/json");

let resp = chilkat::HttpResponse::new();
if http.http_json("POST", "https://graph.facebook.com/v18.0/111111111111111/messages", &json, "application/json", &resp).is_err() {
    println!("{}", http.last_error_text());
    return;
}

println!("{}", resp.status_code());
println!("{}", resp.body_str());

// Here's a screenshot of our WhatsApp test app.

//