Initial commit: Odoo 18.0-20251222 extra-addons

sale_invoice_blocking/models/__init__.py

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+from . import invoice_blocking_reason
+from . import sale_order

sale_invoice_blocking/models/invoice_blocking_reason.py

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+# Copyright 2021 Camptocamp SA
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+from odoo import fields, models
+
+
+class InvoiceBlockingReason(models.Model):
+    _name = "invoice.blocking.reason"
+    _description = "Sale invoice blocking reason"
+
+    name = fields.Char(string="Reason", required=True)
+
+    _sql_constraints = [
+        (
+            "name_uniq",
+            "unique (name)",
+            "You cannot have two invoice blocking reasons with the same name.",
+        )
+    ]

sale_invoice_blocking/models/sale_order.py

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+# Copyright 2021 Camptocamp SA
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+from odoo import _, api, fields, models
+from odoo.exceptions import UserError
+
+
+class SaleOrder(models.Model):
+    _inherit = "sale.order"
+
+    invoice_blocking_reason_id = fields.Many2one(
+        "invoice.blocking.reason",
+        string="Blocking for invoicing",
+    )
+
+    @api.depends("invoice_blocking_reason_id", "state", "order_line.invoice_status")
+    def _compute_invoice_status(self):
+        res = super()._compute_invoice_status()
+        for order in self.filtered(
+            lambda order: order.invoice_blocking_reason_id
+            and order.state in ("sale", "done")
+        ):
+            order.invoice_status = "no"
+        return res
+
+    def _get_invoiceable_lines(self, final=False):
+        """Return the invoiceable lines for order `self`."""
+        if self.invoice_blocking_reason_id:
+            return self.env["sale.order.line"]
+
+        return super()._get_invoiceable_lines(final=final)
+
+    def _nothing_to_invoice_error_message(self):
+        error = super()._nothing_to_invoice_error_message()
+        error += _("\n- You may have an invoice blocking reason on the sale order")
+
+        return UserError(error)