219 lines
8.1 KiB
Python
219 lines
8.1 KiB
Python
# -*- coding: utf-8 -*-
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from collections import defaultdict
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from odoo import _, api, fields, models
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from odoo.exceptions import UserError
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class AccountMoveRappelWizard(models.TransientModel):
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"""Wizard to generate rappel commission (sale) invoices from selected vendor bills.
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One sale invoice is created per vendor. Each original bill becomes one invoice
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line whose amount is computed as: taxable_base × commission_rate / 100.
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"""
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_name = "account.move.rappel.wizard"
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_description = "Create Rappel Commission Invoice"
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move_ids = fields.Many2many(
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comodel_name="account.move",
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string="Vendor Bills",
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readonly=True,
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)
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invoice_date = fields.Date(
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string="Invoice Date",
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default=fields.Date.context_today,
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required=True,
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)
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company_id = fields.Many2one(
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comodel_name="res.company",
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default=lambda self: self.env.company,
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required=True,
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)
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journal_id = fields.Many2one(
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comodel_name="account.journal",
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string="Journal",
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domain="[('type', '=', 'sale'), ('company_id', '=', company_id)]",
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required=True,
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)
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product_id = fields.Many2one(
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comodel_name="product.product",
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string="Commission Product",
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required=True,
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)
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@api.model
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def default_get(self, fields_list):
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res = super().default_get(fields_list)
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company = self.env.company
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active_ids = self.env.context.get("active_ids", [])
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moves = self.env["account.move"].browse(active_ids)
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# Filter only posted vendor bills and refunds
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valid_moves = moves.filtered(
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lambda m: m.move_type in ("in_invoice", "in_refund")
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and m.state == "posted"
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)
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if not valid_moves:
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raise UserError(
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_(
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"No posted vendor bills or refunds found in the selection. "
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"Only posted (validated) vendor bills and refunds can be used to "
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"create rappel commission invoices."
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)
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)
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# Filter only pending bills
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pending_moves = valid_moves.filtered(lambda m: m.rappel_pending)
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if not pending_moves:
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raise UserError(
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_(
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"None of the selected vendor bills are pending commission. "
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"They may have already been commissioned."
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)
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)
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# Warn about bills whose partner has no rappel configured
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no_rappel = pending_moves.filtered(lambda m: not m.partner_id.rappel_commission)
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if no_rappel and len(no_rappel) == len(pending_moves):
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raise UserError(
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_(
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"None of the selected vendors have the rappel commission enabled. "
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"Please configure the commission rate on the vendor contact first."
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)
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)
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res.update(
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{
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"move_ids": [(6, 0, pending_moves.ids)],
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"journal_id": company.rappel_journal_id.id or False,
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"product_id": company.rappel_product_id.id or False,
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}
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)
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return res
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def action_create_rappel_invoices(self):
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self.ensure_one()
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if not self.journal_id:
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raise UserError(
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_(
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"Please select a journal for the rappel commission invoices, or "
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"configure a default one in Purchase Settings."
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)
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)
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if not self.product_id:
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raise UserError(
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_(
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"Please select a product for the rappel commission invoices, or "
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"configure a default one in Purchase Settings."
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)
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)
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# Group eligible bills by partner (only partners with rappel enabled)
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bills_by_partner = defaultdict(lambda: self.env["account.move"])
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for bill in self.move_ids:
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if (
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bill.partner_id.rappel_commission
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and bill.partner_id.rappel_commission_rate
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):
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bills_by_partner[bill.partner_id] |= bill
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if not bills_by_partner:
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raise UserError(
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_(
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"None of the selected vendor bills belong to vendors with a rappel "
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"commission rate configured."
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)
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)
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created_invoices = self.env["account.move"]
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for partner, bills in bills_by_partner.items():
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rate = partner.rappel_commission_rate
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invoice_lines = []
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for bill in bills:
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taxable_base = bill.amount_untaxed
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commission_amount = taxable_base * rate / 100.0
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vendor_ref = bill.ref or bill.name
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if bill.move_type == "in_refund":
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# Vendor refunds reduce the commission: negate the amount so
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# the resulting line subtracts from the rappel invoice total.
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# amount_untaxed is always positive in Odoo, so we flip the
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# sign here and display a negative base in the description.
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commission_amount = -commission_amount
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display_base = -taxable_base
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name = _(
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"Rappel commission %(rate)s%% — Refund %(bill)s "
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"(taxable base: %(base)s %(currency)s)",
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rate=rate,
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bill=vendor_ref,
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base=f"{display_base:,.2f}",
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currency=bill.currency_id.name,
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)
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else:
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name = _(
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"Rappel commission %(rate)s%% — Bill %(bill)s "
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"(taxable base: %(base)s %(currency)s)",
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rate=rate,
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bill=vendor_ref,
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base=f"{taxable_base:,.2f}",
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currency=bill.currency_id.name,
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)
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invoice_lines.append(
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(
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0,
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0,
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{
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"product_id": self.product_id.id,
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"name": name,
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"quantity": 1,
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"price_unit": commission_amount,
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"tax_ids": [
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(
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6,
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0,
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self.product_id.taxes_id.filtered(
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lambda t: t.company_id == self.company_id
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).ids,
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)
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],
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},
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)
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)
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invoice_vals = {
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"move_type": "out_invoice",
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"partner_id": partner.id,
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"invoice_date": self.invoice_date,
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"journal_id": self.journal_id.id,
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"company_id": self.company_id.id,
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"invoice_line_ids": invoice_lines,
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"narration": _(
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"Rappel commission invoice generated from %d vendor bill(s).",
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len(bills),
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),
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}
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created_invoice = self.env["account.move"].create(invoice_vals)
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created_invoices |= created_invoice
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# Mark source bills as commissioned
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bills.write({"rappel_pending": False})
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# Open the created invoices
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if len(created_invoices) == 1:
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return {
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"type": "ir.actions.act_window",
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"res_model": "account.move",
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"res_id": created_invoices.id,
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"view_mode": "form",
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"views": [(False, "form")],
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}
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return {
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"type": "ir.actions.act_window",
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"res_model": "account.move",
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"domain": [("id", "in", created_invoices.ids)],
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"view_mode": "list,form",
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"name": _("Rappel Commission Invoices"),
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}
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