[ADD] estate_account: end of tutorial chapter 13

Author: frva-odoo

estate_account/__init__.py

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+from . import models

estate_account/__manifest__.py

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+{
+    'name': 'frva-estate-account',
+    'license': 'LGPL-3',
+    'depends': [
+        'base',
+        'estate',
+        'account'
+    ],
+    'data': [],
+    'installable': True,
+    'application': True
+}

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 InheritedEstateProperty(models.Model):
+    _inherit = "estate.property"
+
+    def action_sell_property(self):
+        for record in self:
+            invoice_dictionary = {
+                "partner_id": record.buyer_id.id,
+                "move_type": "out_invoice",
+                "journal_id": self.env['account.journal'].search([("code", "=", "INV")]).id,
+                "line_ids": [
+                    Command.create({
+                        "name": "Selling Price Percentage",
+                        "quantity": "1",
+                        "price_unit": record.selling_price * 0.06,
+                    }),
+                    Command.create({
+                        "name": "Administrative Fees",
+                        "quantity": "1",
+                        "price_unit": "100",
+                    })
+                ]
+            }
+            self.env["account.move"].create(invoice_dictionary)
+            super().action_sell_property()