Implementação anexo pdf danfe paulistana

FIX - Bug que anexava a ultima danfe enviada ao modelo de email

br_account_einvoice/models/invoice_eletronic.py

@@ -460,10 +460,10 @@ def send_email_nfe(self):
         if not mail:
             raise UserError('Modelo de email padrão não configurado')
         atts = self._find_attachment_ids_email()
-
-        if atts and len(atts):
-            mail.attachment_ids = [(6, 0, atts)]
-        mail.send_mail(self.invoice_id.id)
+        values = {
+            "attachment_ids": atts + mail.attachment_ids.ids
+        }
+        mail.send_mail(self.invoice_id.id, email_values=values)
 
     @api.multi
     def send_email_nfe_queue(self):

br_nfse/models/invoice_eletronic.py

@@ -219,6 +219,28 @@ def _prepare_eletronic_invoice_values(self):
             res.update(nfse_vals)
         return res
 
+    def _find_attachment_ids_email(self):
+        atts = super(InvoiceEletronic, self)._find_attachment_ids_email()
+        if self.model not in ('001'):
+            return atts
+
+        attachment_obj = self.env['ir.attachment']
+        danfe_report = self.env['ir.actions.report.xml'].search(
+             [('report_name', '=', 'br_nfse.main_template_br_nfse_danfe')])
+        report_service = danfe_report.report_name
+        danfse = self.env['report'].get_pdf([self.id], report_service)
+        if danfse:
+            danfe_id = attachment_obj.create(dict(
+                name="paulistana-%08d.pdf" % self.numero,
+                datas_fname="paulistana-%08d.pdf" % self.numero,
+                datas=base64.b64encode(danfse),
+                mimetype='application/pdf',
+                res_model='account.invoice',
+                res_id=self.invoice_id.id,
+            ))
+            atts.append(danfe_id.id)
+        return atts
+
     @api.multi
     def action_send_eletronic_invoice(self):
         super(InvoiceEletronic, self).action_send_eletronic_invoice()