[ADD] compute change

l10n_br_fiscal/models/document_abstract.py

@@ -395,6 +395,21 @@ def _compute_amount(self):
  default=0.00,
  compute="_compute_amount")
 
+ amount_change_value = fields.Monetary(
+ string="Change Value",
+ default=0.00,
+ compute="_compute_payment_change_value")
+
+ amount_payment_value = fields.Monetary(
+ string="Payment Value",
+ default=0.00,
+ compute="_compute_payment_change_value")
+
+ amount_missing_payment_value = fields.Monetary(
+ string="Missing Payment Value",
+ default=0.00,
+ compute="_compute_payment_change_value")
+
  line_ids = fields.One2many(
  comodel_name="l10n_br_fiscal.document.line.abstract",
  inverse_name="document_id",
@@ -510,3 +525,19 @@ def _onchange_fiscal_payment_ids(self):
  for line in payment.line_ids:
  financial_ids.append(line.id)
  self.financial_ids = [(6, 0, financial_ids)]
+
+ @api.depends("fiscal_payment_ids")
+ def _compute_payment_change_value(self):
+ payment_value = 0
+ for payment in self.fiscal_payment_ids:
+ for line in payment.line_ids:
+ payment_value += line.amount
+
+ self.amount_payment_value = payment_value
+
+ change_value = payment_value - self.amount_total
+ self.amount_change_value = change_value if change_value >= 0 else 0
+
+ missing_payment = self.amount_total - payment_value
+ self.amount_missing_payment_value = missing_payment \
+ if missing_payment >= 0 else 0

l10n_br_fiscal/views/document_view.xml

@@ -165,13 +165,16 @@
  <newline/>
  </group>
  <separator name="pagamentos" string="Pagamentos" colspan="4"/>
+ <field name="amount_missing_payment_value" invisible="1"/>
  <field name="fiscal_payment_ids" context="{
- 'default_amount': amount_total,
+ 'default_amount': amount_missing_payment_value,
  'default_date': date,
  'default_currency_id': currency_id,
  'default_company_id': company_id,
  'default_document_id': active_id,
  }" nolabel="1"/>
+ <label for="" string="Troco"/>
+ <field name="amount_change_value"/>
  <separator name="financial" string="Financeiro" colspan="4"/>
  <field name="financial_ids" nolabel="1" context="{
  'default_document_id': active_id,