19.0 vanilla

odoo-bringout-oca-ocb-l10n_de/l10n_de/models/account_move.py

@@ -0,0 +1,19 @@
+from odoo import models, api, fields
+
+
+class AccountMove(models.Model):
+    _inherit = 'account.move'
+
+    @api.depends('country_code', 'move_type')
+    def _compute_show_delivery_date(self):
+        # EXTENDS 'account'
+        super()._compute_show_delivery_date()
+        for move in self:
+            if move.country_code == 'DE':
+                move.show_delivery_date = move.is_sale_document()
+
+    def _post(self, soft=True):
+        for move in self:
+            if move.country_code == 'DE' and move.is_sale_document() and not move.delivery_date:
+                move.delivery_date = move.invoice_date or fields.Date.context_today(self)
+        return super()._post(soft)