[FIX] picking lines quantity are correcty loaded

[ADD] parameter to load a custom quantity of picking in PoS
[IMP] prepare function to let possibility to users to overload search function

pos_picking_load/__openerp__.py

@@ -5,7 +5,7 @@
 
 {
     'name': 'POS Picking Load',
-    'version': '8.0.1.1.0',
+    'version': '8.0.1.2.0',
     'author': 'GRAP,Odoo Community Association (OCA)',
     'category': 'Point Of Sale',
     'license': 'AGPL-3',

pos_picking_load/models/pos_config.py

@@ -10,3 +10,6 @@ class PosConfig(models.Model):
     _inherit = 'pos.config'
 
     iface_load_picking = fields.Boolean(string='Load Pickings', default=True)
+
+    iface_load_picking_max_qty = fields.Integer(
+        string='Max Picking Quantity To Load', default=10, required=True)

pos_picking_load/models/stock_picking.py

@@ -18,30 +18,37 @@ class StockPicking(models.Model):
     # Custom Section
     @api.model
     def _prepare_filter_for_pos(self, pos_session_id):
+        picking_type_obj = self.env['stock.picking.type']
+        picking_types = picking_type_obj.search(
+            [('available_in_pos', '=', True)])
         return [
+            ('picking_type_id', 'in', picking_types.ids),
             ('state', 'in', ['confirmed', 'partially_available', 'assigned']),
             ('invoice_state', '=', '2binvoiced'),
         ]
 
+    @api.model
+    def _prepare_filter_query_for_pos(self, pos_session_id, query):
+        return [
+            '|', '|',
+            ('name', 'ilike', query),
+            ('origin', 'ilike', query),
+            ('partner_id', 'ilike', query),
+        ]
+
     @api.model
     def _prepare_fields_for_pos_list(self):
         return ['name', 'partner_id', 'min_date', 'origin']
 
     @api.model
     def search_pickings_for_pos(self, query, pos_session_id):
-        # Get Picking Types available for PoS
-        picking_type_obj = self.env['stock.picking.type']
-        picking_types = picking_type_obj.search(
-            [('available_in_pos', '=', True)])
-        condition = self._prepare_filter_for_pos(pos_session_id) + [
-            ('picking_type_id', 'in', picking_types.ids),
-            '|', '|',
-            ('name', 'ilike', query),
-            ('origin', 'ilike', query),
-            ('partner_id', 'ilike', query)
-        ]
+        session_obj = self.env['pos.session']
+        config = session_obj.browse(pos_session_id).config_id
+        condition = self._prepare_filter_for_pos(pos_session_id) +\
+            self._prepare_filter_query_for_pos(pos_session_id, query)
         fields = self._prepare_fields_for_pos_list()
-        return self.search_read(condition, fields, limit=10)
+        return self.search_read(
+            condition, fields, limit=config.iface_load_picking_max_qty)
 
     @api.multi
     def load_picking_for_pos(self):

pos_picking_load/static/src/js/pos_picking_load.js

@@ -162,7 +162,7 @@ openerp.pos_picking_load = function(instance, local) {
 
         prepare_orderline: function(product, pickingline) {
             return {
-                quantity: pickingline.qty,
+                quantity: pickingline.quantity,
                 price: pickingline.price_unit || product.price,
                 discount: pickingline.discount || 0.0,
             };

pos_picking_load/views/view_pos_config.xml

@@ -7,6 +7,7 @@
         <field name="arch" type="xml">
             <field name="iface_invoicing" position="after">
                 <field name="iface_load_picking" />
+                <field name="iface_load_picking_max_qty" attrs="{'invisible': [('iface_load_picking', '=', False)]}" />
             </field>
         </field>
     </record>