[ADD] Retrieve twilio balance from account and display in company

voice_twilio/models/res_company.py

@@ -1,13 +1,34 @@
 # © 2018 Danimar Ribeiro <danimaibeiro@gmail.com>
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
+import logging
 from odoo import fields, models
 
+_logger = logging.getLogger(__name__)
+
+try:
+    from twilio.rest import Client
+except ImportError:
+    _logger.error('Cannot import twilio dependencies', exc_info=True)
 
 class ResCompany(models.Model):
     _inherit = 'res.company'
 
-    twilio_account_sid = fields.Char(string="SID Twilio")
+    twilio_account_sid = fields.Char(string="Twilio Account SID")
+    twilio_auth_token = fields.Char(string="Twilio Auth Token")
     twilio_api_key = fields.Char(string="Twilio API Key")
     twilio_api_secret = fields.Char(string="Twilio API Secret")
     twilio_number = fields.Char(string="Twilio Número")
+
+    balance_account = fields.Char(
+        string="Account Balance", compute='_compute_balance_twilio')
+
+    def _compute_balance_twilio(self):
+        for item in self:
+            if not item.twilio_account_sid or not item.twilio_auth_token:
+                continue
+            client = Client(item.twilio_account_sid, item.twilio_auth_token)
+
+            balance = client.api.balance.fetch()
+            item.balance_account = "%s: %s" % (
+                balance.currency, balance.balance)

voice_twilio/views/res_company.xml

@@ -7,10 +7,12 @@
         <field name="arch" type="xml">
             <group position="inside">
                 <group name="twilio" string="Twilio">
-                    <field name="twilio_account_sid" password="True" />
+                    <field name="twilio_account_sid"/>
+                    <field name="twilio_auth_token" password="True" />
                     <field name="twilio_api_key" />
                     <field name="twilio_api_secret" password="True" />
                     <field name="twilio_number" />
+                    <field name="balance_account" />
                 </group>
             </group>
         </field>