[IMP] point_of_sale: Add langage for cutstomer details in pos.

Now we can change the language of the customer inside the POS front end.

closes odoo/odoo#37195

Task-id: 1917704
Signed-off-by: pimodoo <pimodoo@users.noreply.github.com>

addons/point_of_sale/models/res_partner.py

@@ -36,7 +36,6 @@ class ResPartner(models.Model):
         if partner_id:  # Modifying existing partner
             self.browse(partner_id).write(partner)
         else:
-            partner['lang'] = self.env.user.lang
             partner_id = self.create(partner).id
         return partner_id
 

addons/point_of_sale/static/src/js/models.js

@@ -199,7 +199,7 @@ exports.PosModel = Backbone.Model.extend({
     },{
         model:  'res.partner',
         label: 'load_partners',
-        fields: ['name','street','city','state_id','country_id','vat',
+        fields: ['name','street','city','state_id','country_id','vat','lang',
                  'phone','zip','mobile','email','barcode','write_date',
                  'property_account_position_id','property_product_pricelist'],
         loaded: function(self,partners){
@@ -224,6 +224,12 @@ exports.PosModel = Backbone.Model.extend({
                 }
             }
         },
+    },{
+        model:  'res.lang',
+        fields: ['name', 'code'],
+        loaded: function (self, langs){
+            self.langs = langs;
+        },
     },{
         model:  'account.tax',
         fields: ['name','amount', 'price_include', 'include_base_amount', 'amount_type', 'children_tax_ids'],
@@ -294,7 +300,7 @@ exports.PosModel = Backbone.Model.extend({
        },
     },{
         model:  'res.users',
-        fields: ['name','company_id', 'id', 'groups_id'],
+        fields: ['name','company_id', 'id', 'groups_id', 'lang'],
         domain: function(self){ return [['company_ids', 'in', self.config.company_id[0]],'|', ['groups_id','=', self.config.group_pos_manager_id[0]],['groups_id','=', self.config.group_pos_user_id[0]]]; },
         loaded: function(self,users){
             users.forEach(function(user) {

addons/point_of_sale/static/src/xml/pos.xml

@@ -409,6 +409,16 @@
                             </t>
                         </select>
                     </div>
+                </div>
+                 <div class='client-detail'>
+                    <span class='label'>Language</span>
+                    <select class='detail client-lang needsclick' name='lang'>
+                        <t t-foreach='widget.pos.langs' t-as='lang'>
+                            <option t-att-value='lang.code' t-att-selected="partner.lang ? ((lang.code === partner.lang) ? true : undefined) : lang.code === widget.pos.user.lang? true : undefined">
+                                <t t-esc='lang.name'/>
+                            </option>
+                        </t>
+                    </select>
                 </div>
                 <div class='client-details-right'>
                     <div class='client-detail'>