[IMP] estate: invoice creation when property sold

Author: aizu-odoo

estate_account/__init__.py

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+from . import models

estate_account/__manifest__.py

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+{
+    'name': "Awesome Estate",
+    'depends': ['estate', 'account'],
+    'license': 'OEEL-1',
+}

estate_account/models/__init__.py

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+from . import estate_property

estate_account/models/estate_property.py

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+from odoo import models, Command
+
+
+class EstateProperty(models.Model):
+    _inherit = "estate.property"
+
+    def action_set_sold(self):
+        for record in self:
+            invoice_values = {
+                'partner_id': record.buyer_id.id,
+                'move_type': 'out_invoice',
+                'invoice_line_ids': [
+                        Command.create({
+                            'name': "Downpayment",
+                            'quantity': 1,
+                            'price_unit': 0.06 * record.selling_price,
+                        }),
+                        Command.create({
+                            'name': "Administrative Fees",
+                            'quantity': 1,
+                            'price_unit': 100.00,
+                        })
+                ]
+            }
+            self.env['account.move'].create(invoice_values)
+        return super(EstateProperty, self).action_set_sold()