From 3751379f1e9a4c215fb6eb898b4ccc67659b9ace Mon Sep 17 00:00:00 2001
From: stephanchrst <stephanchrst@gmail.com>
Date: Tue, 10 May 2022 21:51:50 +0700
Subject: initial commit 2

---
 addons/l10n_in_purchase/models/__init__.py       |  5 +++
 addons/l10n_in_purchase/models/account_move.py   | 18 ++++++++++
 addons/l10n_in_purchase/models/purchase_order.py | 43 ++++++++++++++++++++++++
 3 files changed, 66 insertions(+)
 create mode 100644 addons/l10n_in_purchase/models/__init__.py
 create mode 100644 addons/l10n_in_purchase/models/account_move.py
 create mode 100644 addons/l10n_in_purchase/models/purchase_order.py

(limited to 'addons/l10n_in_purchase/models')

diff --git a/addons/l10n_in_purchase/models/__init__.py b/addons/l10n_in_purchase/models/__init__.py
new file mode 100644
index 00000000..476326ad
--- /dev/null
+++ b/addons/l10n_in_purchase/models/__init__.py
@@ -0,0 +1,5 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import purchase_order
+from . import account_move
diff --git a/addons/l10n_in_purchase/models/account_move.py b/addons/l10n_in_purchase/models/account_move.py
new file mode 100644
index 00000000..c753c2cc
--- /dev/null
+++ b/addons/l10n_in_purchase/models/account_move.py
@@ -0,0 +1,18 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, models
+
+
+class AccountMove(models.Model):
+    _inherit = 'account.move'
+
+    @api.onchange('purchase_vendor_bill_id', 'purchase_id')
+    def _onchange_purchase_auto_complete(self):
+        purchase_order_id = self.purchase_vendor_bill_id.purchase_order_id or self.purchase_id
+        if purchase_order_id and self.l10n_in_company_country_code == 'IN':
+            journal_id = self.purchase_vendor_bill_id.purchase_order_id.l10n_in_journal_id or self.purchase_id.l10n_in_journal_id
+            if journal_id:
+                self.journal_id = journal_id
+            self.l10n_in_gst_treatment = purchase_order_id.l10n_in_gst_treatment
+        return super()._onchange_purchase_auto_complete()
diff --git a/addons/l10n_in_purchase/models/purchase_order.py b/addons/l10n_in_purchase/models/purchase_order.py
new file mode 100644
index 00000000..a7d0d4ac
--- /dev/null
+++ b/addons/l10n_in_purchase/models/purchase_order.py
@@ -0,0 +1,43 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, fields, models
+from odoo.addons.purchase.models.purchase import PurchaseOrder as Purchase
+
+
+class PurchaseOrder(models.Model):
+    _inherit = "purchase.order"
+
+    l10n_in_journal_id = fields.Many2one('account.journal', string="Journal", \
+        states=Purchase.READONLY_STATES, domain="[('type', '=', 'purchase')]")
+    l10n_in_gst_treatment = fields.Selection([
+            ('regular', 'Registered Business - Regular'),
+            ('composition', 'Registered Business - Composition'),
+            ('unregistered', 'Unregistered Business'),
+            ('consumer', 'Consumer'),
+            ('overseas', 'Overseas'),
+            ('special_economic_zone', 'Special Economic Zone'),
+            ('deemed_export', 'Deemed Export')
+        ], string="GST Treatment", states=Purchase.READONLY_STATES, compute="_compute_l10n_in_gst_treatment", store=True)
+    l10n_in_company_country_code = fields.Char(related='company_id.country_id.code', string="Country code")
+
+    @api.onchange('company_id')
+    def l10n_in_onchange_company_id(self):
+        if self.l10n_in_company_country_code == 'IN':
+            domain = [('company_id', '=', self.company_id.id), ('type', '=', 'purchase')]
+            journal = self.env['account.journal'].search(domain, limit=1)
+            if journal:
+                self.l10n_in_journal_id = journal.id
+
+    @api.depends('partner_id')
+    def _compute_l10n_in_gst_treatment(self):
+        for order in self:
+            # set default value as False so CacheMiss error never occurs for this field.
+            order.l10n_in_gst_treatment = False
+            if order.l10n_in_company_country_code == 'IN':
+                l10n_in_gst_treatment = order.partner_id.l10n_in_gst_treatment
+                if not l10n_in_gst_treatment and order.partner_id.country_id and order.partner_id.country_id.code != 'IN':
+                    l10n_in_gst_treatment = 'overseas'
+                if not l10n_in_gst_treatment:
+                    l10n_in_gst_treatment = order.partner_id.vat and 'regular' or 'consumer'
+                order.l10n_in_gst_treatment = l10n_in_gst_treatment
-- 
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