[FIX] l10n_gcc_pos: fix country undefined

When the country is not defined on the company, there was an error when using the gcc l10n.
To fix this, we check if the country is set before going further.

closes odoo/odoo#109073

Signed-off-by: Trinh Jacky (trj) <trj@odoo.com>

addons/l10n_gcc_pos/static/src/js/OrderReceipt.js

@@ -10,7 +10,8 @@ odoo.define('l10n_gcc_pos.OrderReceipt', function (require) {
             get receiptEnv() {
                 let receipt_render_env = super.receiptEnv;
                 let receipt = receipt_render_env.receipt;
-                receipt.is_gcc_country = ['SA', 'AE', 'BH', 'OM', 'QA', 'KW'].includes(receipt_render_env.order.pos.company.country.code);
+                let company = this.env.pos.company;
+                receipt.is_gcc_country = company.country ? ['SA', 'AE', 'BH', 'OM', 'QA', 'KW'].includes(company.country.code) : false;
                 return receipt_render_env;
             }
         }

addons/l10n_sa_pos/models/__init__.py

@@ -2,3 +2,4 @@
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
 from . import pos_order
+from . import pos_config

addons/l10n_sa_pos/models/pos_config.py

+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+from odoo import models
+from odoo.exceptions import UserError
+from odoo.tools.translate import _
+
+
+class pos_config(models.Model):
+    _inherit = 'pos.config'
+
+    def open_ui(self):
+        for config in self:
+            if not config.company_id.country_id:
+                raise UserError(_("You have to set a country in your company setting."))
+        return super(pos_config, self).open_ui()

addons/l10n_sa_pos/static/src/js/OrderReceipt.js

@@ -16,7 +16,7 @@ var _super_order = models.Order.prototype;
 models.Order = models.Order.extend({
     export_for_printing: function() {
       var result = _super_order.export_for_printing.apply(this,arguments);
-      if (this.pos.company.country.code === 'SA') {
+      if (this.pos.company.country && this.pos.company.country.code === 'SA') {
           const codeWriter = new window.ZXing.BrowserQRCodeSvgWriter()
           let qr_values = this.compute_sa_qr_code(result.company.name, result.company.vat, result.date.isostring, result.total_with_tax, result.total_tax);
           let qr_code_svg = new XMLSerializer().serializeToString(codeWriter.write(qr_values, 150, 150));