add purchase_rappel. manage rappel commission for vendors

purchase_rappel/models/__init__.py

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+# -*- coding: utf-8 -*-
+from . import res_company
+from . import res_partner
+from . import res_config_settings
+from . import account_move

purchase_rappel/models/account_move.py

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+# -*- coding: utf-8 -*-
+from odoo import api, fields, models
+
+
+class AccountMove(models.Model):
+    _inherit = "account.move"
+
+    rappel_pending = fields.Boolean(
+        string="Pending Commission",
+        copy=False,
+        help="Indicates that this vendor bill has not yet been included in a rappel "
+        "commission invoice. Automatically set based on the vendor's configuration.",
+    )
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        moves = super().create(vals_list)
+        for move in moves:
+            if move.move_type == "in_invoice" and move.partner_id.rappel_commission:
+                move.rappel_pending = True
+        return moves
+
+    @api.onchange("partner_id")
+    def _onchange_partner_id_rappel(self):
+        if self.move_type == "in_invoice":
+            self.rappel_pending = bool(
+                self.partner_id and self.partner_id.rappel_commission
+            )

purchase_rappel/models/res_company.py

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+# -*- coding: utf-8 -*-
+from odoo import fields, models
+
+
+class ResCompany(models.Model):
+    _inherit = "res.company"
+
+    rappel_journal_id = fields.Many2one(
+        comodel_name="account.journal",
+        string="Rappel Journal",
+        domain="[('type', '=', 'sale'), ('company_id', '=', id)]",
+        help="Sales journal used to post rappel commission invoices.",
+    )
+    rappel_product_id = fields.Many2one(
+        comodel_name="product.product",
+        string="Commission Product",
+        help="Product used as invoice line in rappel commission invoices.",
+    )

purchase_rappel/models/res_config_settings.py

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+# -*- coding: utf-8 -*-
+from odoo import api, fields, models
+
+
+class ResConfigSettings(models.TransientModel):
+    _inherit = "res.config.settings"
+
+    rappel_journal_id = fields.Many2one(
+        comodel_name="account.journal",
+        string="Rappel Journal",
+        related="company_id.rappel_journal_id",
+        domain=[("type", "=", "sale")],
+        readonly=False,
+        help="Sales journal used to post rappel commission invoices.",
+    )
+    rappel_product_id = fields.Many2one(
+        comodel_name="product.product",
+        string="Commission Product",
+        related="company_id.rappel_product_id",
+        readonly=False,
+        help="Product used as invoice line in rappel commission invoices.",
+    )

purchase_rappel/models/res_partner.py

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+# -*- coding: utf-8 -*-
+from odoo import fields, models
+
+
+class ResPartner(models.Model):
+    _inherit = "res.partner"
+
+    rappel_commission = fields.Boolean(
+        string="Rappel Commission",
+        help="If enabled, vendor bills from this partner will be eligible for rappel "
+        "commission invoicing.",
+    )
+    rappel_commission_rate = fields.Float(
+        string="Commission Rate (%)",
+        digits=(5, 4),
+        help="Percentage applied on the taxable base of vendor bills to calculate the "
+        "rappel commission amount.",
+    )