[4710][IMP] stock_picking_accounting_date: Get currency rate based on…

… accounting date (#148)

* [IMP] stock_picking_accounting_date: Get currency rate based on accounting date

stock_picking_accounting_date/models/__init__.py

@@ -1,2 +1,3 @@
+from . import res_currency
 from . import stock_picking
 from . import stock_move

stock_picking_accounting_date/models/res_currency.py

@@ -0,0 +1,13 @@
+# Copyright 2024 Quartile (https://www.quartile.co)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import models
+
+
+class ResCurrency(models.Model):
+    _inherit = "res.currency"
+
+    def _convert(self, from_amount, to_currency, company, date, round=True):
+        if self.env.context.get("accounting_date"):
+            date = self.env.context.get("accounting_date")
+        return super()._convert(from_amount, to_currency, company, date, round)

stock_picking_accounting_date/models/stock_move.py

@@ -46,3 +46,11 @@ def _prepare_account_move_vals(
         if self.accounting_date:
             am_vals.update({"date": self.accounting_date})
         return am_vals
+
+    def _get_price_unit(self):
+        """Passes the accounting_date to be used in currency conversion for receipts
+        in foreign currency purchases.
+        """
+        self.ensure_one()
+        self = self.with_context(accounting_date=self.accounting_date)
+        return super()._get_price_unit()