feat: initial whatsapp api

lib/plugins/sms/whatsapp/whatsapp.js

@@ -0,0 +1,47 @@
+const axios = require('axios')
+
+const NAME = 'Whatsapp'
+
+function sendMessage (account, rec) {
+  const phoneId = account.phoneId
+  const token = account.apiKey
+  
+  const to = rec.sms.toNumber || account.toNumber
+  const template = rec.sms.template
+
+  const url = `https://graph.facebook.com/v17.0/${phoneId}/messages`
+
+  const config = {
+    headers:{
+      Authorization: `Bearer ${token}`,
+      'Content-Type': 'application/json'
+    }
+  }
+
+  const data = {
+    messaging_product: 'whatsapp',
+    recipient_type: 'individual',
+    type: 'template',
+    to,
+    template: {
+      name: template,
+      language: { code: 'en_US' }
+    }
+  }
+
+  axios.post(url, data, config)
+    .catch(err => {
+    //   console.log(err)
+      throw new Error(`Whatsapp error: ${err.message}`)
+    })
+}
+
+function getLookup () {
+  throw new Error('Whatsapp error: lookup not supported')
+}
+
+module.exports = {
+  NAME,
+  sendMessage,
+  getLookup
+}