feat: override res.partner search to force zero loyalty member load limit in POS

__manifest__.py

@@ -17,7 +17,7 @@ Features
 3. Portrait Display Mode: Single-pane responsive layout for mobile POS terminals.
     """,
     'author': "Suherdy Yacob",
-    'depends': ['point_of_sale', 'pos_restaurant'],
+    'depends': ['point_of_sale', 'pos_restaurant', 'pos_loyalty_member_custom'],
     'data': [
         'views/res_config_settings_views.xml',
         'views/pos_order_view.xml',

models/__init__.py

@@ -2,3 +2,5 @@
 from . import pos_config
 from . import res_config_settings
 from . import pos_order
+from . import res_partner
+

models/res_partner.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+from odoo import models, api
+
+class ResPartner(models.Model):
+    _inherit = 'res.partner'
+
+    @api.model
+    def _load_pos_data_domain(self, data, config):
+        # Set context flag to force loyalty member loading limit to 0
+        self_with_context = self.with_context(pos_load_loyalty_limit_zero=True)
+        return super(ResPartner, self_with_context)._load_pos_data_domain(data, config)
+
+    @api.model
+    def search(self, args, offset=0, limit=None, order=None):
+        # Intercept the search for extra loyalty members when loading POS data
+        # and return an empty recordset to change the loaded/cached members count to 0
+        if self.env.context.get('pos_load_loyalty_limit_zero') and limit == 30:
+            return self.browse()
+        return super(ResPartner, self).search(args, offset=offset, limit=limit, order=order)