Lua

WhatsApp Cloud API Send Message

See more WhatsApp Examples

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

local chilkat = require("chilkat")

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

local 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"
--     }
--   }
-- }

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

http.auth_token = "EAANrS5....yFB9Ma"
http:set_request_header("Content-Type", "application/json")

local resp = chilkat.HttpResponse.new()
local success = http:http_json("POST", "https://graph.facebook.com/v18.0/111111111111111/messages", json, "application/json", resp)
if not success then
    print(http.last_error_text)
    return
end

print(resp.status_code)
print(resp.body_str)

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

--