[FIX] public_budget: Changes to crate payment with advance.

public_budget/models/account_payment.py

@@ -78,6 +78,20 @@ def _compute_destination_account_id(self):
                 return super(
                     AccountPayment, rec)._compute_destination_account_id()
 
+    def _seek_for_lines(self):
+        """
+        Verificamos que si vienen con cuenta de adelanto la tome como ('receivable', 'payable')
+        """
+        liquidity_lines, counterpart_lines,  writeoff_lines = super()._seek_for_lines()
+        payment_group = self.payment_group_id
+        for line in self.move_id.line_ids:
+            if payment_group.transaction_with_advance_payment and \
+                    payment_group.transaction_id.type_id.advance_account_id == line.account_id:
+                counterpart_lines += line
+            elif payment_group.advance_request_id and payment_group.advance_request_id.type_id.account_id == line.account_id:
+                counterpart_lines += line
+        return liquidity_lines, counterpart_lines, writeoff_lines
+
     def change_withholding(self):
         """ Arrojamos este error para recordarnos que este metodo se implementa
         en realidad en public_budget_tax_settlement porque necesitamos del