feat(ir.attachment.facturae.mx): se crear funciones necesarias para tarea cron de las cancelaciones

se crean las funciones:
\t`action_consult_cancellation_status()`: que es la que se manda a llamar
para ver el estatus de cancelacion.
\t`consult_cancellation_status_sat()`:que es la que manda a
llamar la consulta con los pac configurados

l10n_mx_ir_attachment_facturae/models/ir_attachment_facturae.py

@@ -543,9 +543,8 @@ class IrAttachmentFacturaeMx(models.Model):
         TODO: Cancel outgoing CFDIs
         """
         self.ensure_one()
-
         if self.cfdi_type == "incoming" and self.state in ("signed", "done","waiting"):
-            cancel_answer = self.cancel_cfdi_sat()[0]
+            cancel_answer = self.cancel_cfdi_sat()
             if cancel_answer:
                 self.cancel_cfdi()
             elif cancel_answer is None:
@@ -556,6 +555,20 @@ class IrAttachmentFacturaeMx(models.Model):
                 self.undo_waiting_state()
             return cancel_answer
 
+    @api.multi
+    def action_consult_cancellation_status(self):
+        """Consult current cfdi cancel status on SAT"""
+        self.ensure_one()
+        if self.state in("waiting"):
+            consult_answer = self.consult_cfdi_cancellation_status_sat()
+            if consult_answer:
+                self.cancel_cfdi()
+            elif consult_answer is None:
+                pass
+            else:
+                self.undo_waiting_state()
+        return consult_answer
+
     def sign_xml(self, xml_data):
         # Get current certificate for current company
         certificate = self.company_id.certificate_id
@@ -808,13 +821,12 @@ class IrAttachmentFacturaeMx(models.Model):
             self.action_send_mail(raise_exception=False)
         return
 
-    @api.one
+    @api.multi
     def cancel_cfdi_sat(self):
         """ Function uses to cancel a CFDI through PAC
         """
-        record = self.env[self.type_attachment].browse(self.res_id)
-        # Get all setup PACs in journal
-        params_pacs = record.company_id.pac_ids
+        self.ensure_one()
+        params_pacs = self.get_pacs()
 
         # Cancel function does not generate a new XML file
         # either sign any file using user certificates
@@ -823,6 +835,20 @@ class IrAttachmentFacturaeMx(models.Model):
         # Call function which connects with PACs
         return params_pacs.cancel_cfdi(uuid=self.uuid)
 
+    @api.multi
+    def consult_cfdi_cancellation_status_sat(self):
+        self.ensure_one()
+        params_pacs = self.get_pacs()
+        return params_pacs.consult_cfdi_cancellation_status(uuid=self.uuid)
+
+    @api.model
+    def get_pacs(self):
+        """get all setup PACs in journal"""
+        record = self.env[self.type_attachment].browse(self.res_id)
+        # Get all setup PACs in journal
+        return record.company_id.pac_ids
+
+
     @api.multi
     def undo_waiting_state(self):
         '''when cancel is negate, undo waiting state'''
@@ -855,6 +881,8 @@ class IrAttachmentFacturaeMx(models.Model):
         self.file_pdf.write({"datas": base64.encodestring(data)})
         self.write({"cfdi_fecha_cancelado": fields.Datetime.now(), "state": "cancel"})
 
+    @api.multi
+    
     @api.one
     def validate_cfdi_folio_fiscal(self):
         """ Validate an UUID on SAT servers"""