Initial commit: Pos packages

odoo-bringout-oca-ocb-pos_cache/pos_cache/models/pos_session.py

@@ -0,0 +1,53 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import models
+
+
+class PosSession(models.Model):
+    _inherit = 'pos.session'
+
+    def get_products_from_cache(self):
+        loading_info = self._loader_params_product_product()
+        fields_str = str(loading_info['search_params']['fields'])
+        domain_str = str([list(item) if isinstance(item, (list, tuple)) else item for item in loading_info['search_params']['domain']])
+        pos_cache = self.env['pos.cache']
+        cache_for_user = pos_cache.search([
+            ('id', 'in', self.config_id.cache_ids.ids),
+            ('compute_user_id', '=', self.env.uid),
+            ('product_domain', '=', domain_str),
+            ('product_fields', '=', fields_str),
+        ])
+
+        if not cache_for_user:
+            cache_for_user = pos_cache.create({
+                'config_id': self.config_id.id,
+                'product_domain': domain_str,
+                'product_fields': fields_str,
+                'compute_user_id': self.env.uid
+            })
+            cache_for_user.refresh_cache()
+
+        return cache_for_user.cache2json()
+
+    def _get_pos_ui_product_product(self, params):
+        """
+        If limited_products_loading is active, prefer the native way of loading products.
+        Otherwise, replace the way products are loaded.
+            First, we only load the first 100000 products.
+            Then, the UI will make further requests of the remaining products.
+        """
+        if self.config_id.limited_products_loading:
+            return super()._get_pos_ui_product_product(params)
+        records = self.get_products_from_cache()
+        self._process_pos_ui_product_product(records)
+        return records[:100000]
+
+    def get_cached_products(self, start, end):
+        records = self.get_products_from_cache()
+        self._process_pos_ui_product_product(records)
+        return records[start:end]
+
+    def get_total_products_count(self):
+        records = self.get_products_from_cache()
+        return len(records)