From e38b6cd422dd0bf3b4195ee812911bd77c8e558d Mon Sep 17 00:00:00 2001
From: Dario Lodeiros <dario@aloxa.eu>
Date: Sun, 18 Nov 2018 10:59:07 +0100
Subject: [PATCH 1/3] [ADD] related perday (product) in service, readonly if
 True

---
 hotel/models/hotel_service.py           | 1 +
 hotel/views/hotel_reservation_views.xml | 1 +
 2 files changed, 2 insertions(+)

diff --git a/hotel/models/hotel_service.py b/hotel/models/hotel_service.py
index 23c434e88..327771130 100644
--- a/hotel/models/hotel_service.py
+++ b/hotel/models/hotel_service.py
@@ -22,6 +22,7 @@ class HotelService(models.Model):
     folio_id = fields.Many2one('hotel.folio', 'Folio', ondelete='cascade')
     ser_room_line = fields.Many2one('hotel.reservation', 'Room',
                                     default=_default_ser_room_line)
+    per_day = fields.Boolean(related='product_id.per_day', 'Unit increment per day')
     service_line_ids = fields.One2many('hotel.service.line', 'service_id')
     product_qty = fields.Integer('Quantity')
     pricelist_id = fields.Many2one(related='folio_id.pricelist_id')
diff --git a/hotel/views/hotel_reservation_views.xml b/hotel/views/hotel_reservation_views.xml
index ac02f2a62..131f5ec92 100644
--- a/hotel/views/hotel_reservation_views.xml
+++ b/hotel/views/hotel_reservation_views.xml
@@ -250,6 +250,7 @@
                                                 options="{'create': False, 'create_edit': False}" />
                                             <!-- <field name="layout_category_id" groups="sale.group_sale_layout"/> -->
                                             <field name="name"/>
+                                            <field name="product_qty" attrs="{'readonly': [('per_day','=',True)]}"/>
                                             <field name="pricelist_id"/>
                                             <!-- <field name="ser_room_line" invisible="1" /> -->
                                             <!-- <field name="qty_delivered" invisible="1"

From 115719e806a44bc949bab214b6b5730d8693b781 Mon Sep 17 00:00:00 2001
From: Dario Lodeiros <dario@aloxa.eu>
Date: Sun, 18 Nov 2018 12:29:13 +0100
Subject: [PATCH 2/3] [FIX] vals['checkin'] in write

---
 hotel/models/hotel_reservation.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hotel/models/hotel_reservation.py b/hotel/models/hotel_reservation.py
index 18d7d81d9..3b8118db6 100644
--- a/hotel/models/hotel_reservation.py
+++ b/hotel/models/hotel_reservation.py
@@ -319,7 +319,7 @@ class HotelReservation(models.Model):
                     fields.Date.from_string(checkin)
                 ).days
                 record.update(record.prepare_reservation_lines(
-                    vals['checkin'],
+                    vals['checkin'] if 'checkin' in vals else record.checkin,
                     days_diff,
                     vals=vals)) #REVISAR el unlink
             if ('checkin' in vals and record.checkin != vals['checkin']) or \

From d57906deb6661915d2cb58d49ee7bb2b9306ce46 Mon Sep 17 00:00:00 2001
From: Dario Lodeiros <dario@aloxa.eu>
Date: Tue, 20 Nov 2018 13:11:03 +0100
Subject: [PATCH 3/3] [ADD] WorkFlow Product per_day, Service Lines creation
 and modifications

---
 hotel/models/hotel_reservation.py        |  60 +++++++--
 hotel/models/hotel_service.py            | 148 +++++++++++++++++------
 hotel/models/hotel_service_line.py       |   1 -
 hotel/views/hotel_reservation_views.xml  |  40 +++---
 hotel/views/hotel_service_line_views.xml |  38 ++----
 hotel/views/hotel_service_views.xml      |  68 +++--------
 6 files changed, 205 insertions(+), 150 deletions(-)

diff --git a/hotel/models/hotel_reservation.py b/hotel/models/hotel_reservation.py
index 3b8118db6..1c1d1218b 100644
--- a/hotel/models/hotel_reservation.py
+++ b/hotel/models/hotel_reservation.py
@@ -103,7 +103,7 @@ class HotelReservation(models.Model):
             if record.folio_id:
                 record.shared_folio = len(record.folio_id.room_lines) > 1 or \
                         any(record.folio_id.service_line_ids.filtered(
-                            lambda x: x.ser_room_line != record.id))
+                            lambda x: x.ser_room_line.id != record.id))
 
     @api.depends('checkin', 'checkout')
     def _computed_nights(self):
@@ -310,25 +310,52 @@ class HotelReservation(models.Model):
                 'last_updated_res': fields.Datetime.now()
             })
         for record in self:
+            checkin = vals['checkin'] if 'checkin' in vals else record.checkin
+            checkout = vals['checkout'] if 'checkout' in vals else record.checkout
+            days_diff = (
+                fields.Date.from_string(checkout) - \
+                fields.Date.from_string(checkin)
+            ).days
             if record.compute_price_out_vals(vals):
-                checkin = vals['checkin'] if 'checkin' in vals else record.checkin
-                checkout = vals['checkout'] if 'checkout' in vals else record.checkout
-
-                days_diff = (
-                    fields.Date.from_string(checkout) - \
-                    fields.Date.from_string(checkin)
-                ).days
                 record.update(record.prepare_reservation_lines(
-                    vals['checkin'] if 'checkin' in vals else record.checkin,
+                    checkin,
                     days_diff,
                     vals=vals)) #REVISAR el unlink
+            if record.compute_qty_service_day(vals):
+                for service in record.service_line_ids:
+                    if service.product_id.per_day:
+                        params = {
+                            'per_person': service.product_id.per_person,
+                            'persons': vals['adults'] if 'adults' in vals else record.adults
+                            }
+                        service.update(service.prepare_service_lines(
+                            checkin,
+                            days_diff,
+                            params
+                            ))
             if ('checkin' in vals and record.checkin != vals['checkin']) or \
-                    ('checkout' in vals and record.checkout != vals['checkout']) or \
-                    ('state' in vals and record.state != vals['state']):
-                vals.update({'to_send': True})
+                ('checkout' in vals and record.checkout != vals['checkout']) or \
+                ('state' in vals and record.state != vals['state']):
+                    record.update({'to_send': True})
         res = super(HotelReservation, self).write(vals)
         return res
 
+    @api.multi
+    def compute_qty_service_day(self, vals):
+        """
+        Compute if It is necesary calc price in write/create
+        """
+        self.ensure_one()
+        if not vals:
+            vals = {}
+        if 'service_line_ids' in vals:
+            return False
+        if ('checkin' in vals and self.checkin != vals['checkin']) or \
+                ('checkout' in vals and self.checkout != vals['checkout']) or \
+                ('adults' in vals and self.checkout != vals['adults']):
+            return True
+        return False
+
     @api.model
     def _prepare_add_missing_fields(self, values):
         """ Deduce missing required fields from the onchange """
@@ -507,6 +534,12 @@ class HotelReservation(models.Model):
             self.name = self.room_type_id.name + ': ' + checkin_str + ' - '\
                 + checkout_str
 
+    @api.onchange('checkin', 'checkout')
+    def onchange_update_service_per_day(self):
+        services = self.service_line_ids.filtered(lambda r: r.per_day == True)
+        for service in services:
+            service.onchange_product_calc_qty()
+
     @api.multi
     @api.onchange('checkin', 'checkout', 'room_id')
     def onchange_room_availabiltiy_domain(self):
@@ -748,7 +781,8 @@ class HotelReservation(models.Model):
         #~ pricelist_id = vals.get('pricelist_id') or self.pricelist_id.id
         room_type_id = vals.get('room_type_id') or self.room_type_id.id
         product = self.env['hotel.room.type'].browse(room_type_id).product_id
-        old_lines_days = self.mapped('reservation_line_ids.date')
+        old_lines_days = self.mapped('reservation_line_ids.date') #TODO: This is a
+        # PROBLEM when self is multirecord and the records has different old lines
         partner = self.env['res.partner'].browse(vals.get('partner_id') or self.partner_id.id)
         for i in range(0, days):
             idate = (fields.Date.from_string(dfrom) + timedelta(days=i)).strftime(
diff --git a/hotel/models/hotel_service.py b/hotel/models/hotel_service.py
index 327771130..218659dda 100644
--- a/hotel/models/hotel_service.py
+++ b/hotel/models/hotel_service.py
@@ -4,6 +4,7 @@
 from odoo import models, fields, api
 from odoo.tools import DEFAULT_SERVER_DATE_FORMAT
 from datetime import timedelta
+from odoo.exceptions import ValidationError
 
 class HotelService(models.Model):
     _name = 'hotel.service'
@@ -22,9 +23,10 @@ class HotelService(models.Model):
     folio_id = fields.Many2one('hotel.folio', 'Folio', ondelete='cascade')
     ser_room_line = fields.Many2one('hotel.reservation', 'Room',
                                     default=_default_ser_room_line)
-    per_day = fields.Boolean(related='product_id.per_day', 'Unit increment per day')
+    per_day = fields.Boolean(related='product_id.per_day')
     service_line_ids = fields.One2many('hotel.service.line', 'service_id')
     product_qty = fields.Integer('Quantity')
+    days_qty = fields.Integer(compute="_compute_days_qty", store=True)
     pricelist_id = fields.Many2one(related='folio_id.pricelist_id')
     channel_type = fields.Selection([
         ('door', 'Door'),
@@ -48,53 +50,95 @@ class HotelService(models.Model):
                              store=True,
                              compute='_compute_amount_reservation')
 
+    @api.model
+    def create(self, vals):
+        if self.compute_lines_out_vals(vals):
+            reservation = self.env['hotel.reservation'].browse(vals['reservation_id'])
+            product = self.env['product.product'].browse(vals['product_id'])
+            params = {
+                    'per_person': product.per_person,
+                    'persons': reservation.adults
+                    }
+            vals.update(self.prepare_service_lines(
+                reservation.checkin,
+                reservation.days,
+                params
+                ))
+        record = super(HotelService, self).create(vals)
+        return record
+
+    @api.multi
+    def write(self, vals):
+        #If you write product, We must check if its necesary create or delete
+        #service lines
+        if vals.get('product_id'):
+            product = self.env['product.product'].browse(vals.get('product_id'))
+            if not product.per_day:
+                vals.update({
+                    'service_line_ids' : [(5, 0, 0)]
+                    })
+            else:
+                for record in self:
+                    reservations = self.env['hotel.reservation']
+                    reservation = reservations.browse(vals['reservation_id']) \
+                        if 'reservation_id' in vals else record.reservation_id
+                    params = {
+                        'per_person': product.per_person,
+                        'persons': reservation.adults
+                        }
+                    record.update(record.prepare_service_lines(
+                        reservation.checkin,
+                        reservation.days,
+                        params
+                        ))
+        res = super(HotelService, self).write(vals)
+        return res
+
+    @api.multi
+    def compute_lines_out_vals(self, vals):
+        """
+        Compute if It is necesary service days in write/create
+        """
+        if not vals:
+            vals = {}
+        if 'product_id' in vals:
+            product = self.env['product.product'].browse(vals['product_id']) \
+                if 'product_id' in vals else self.product_id
+            if (product.per_day and 'service_line_ids' not in vals):
+                return True
+        return False
+
     @api.onchange('product_id')
     def onchange_product_calc_qty(self):
         """
         Compute the default quantity according to the
-        configuration of the selected product
+        configuration of the selected product, in per_day product configuration,
+        the qty is autocalculated and readonly based on service_lines qty
         """
         for record in self:
-            product = record.product_id
-            reservation = record.ser_room_line
-            if product and reservation:
-                qty = 1
-                if product.per_day:
-                    qty = qty * reservation.nights
-                if product.per_person:
-                    qty = qty * (reservation.adults + reservation.children)
-                record.product_qty = qty
-
-    @api.onchange('product_qty')
-    def onchange_product_qty_days_selection(self):
-        """
-        Try to calculate the days on which the product
-        should be served as long as the product is per day
-        """
-        for record in self:
-            reservation = record.ser_room_line
-            if record.product_id.per_day:
-                days_diff = (
-                fields.Date.from_string(reservation.checkout) - fields.Date.from_string(reservation.checkin)
-                ).days
-                record.update(record.prepare_service_lines(
-                reservation.checkin,
-                days_diff))
-            else:
-                record.update(record.prepare_service_lines(
-                reservation.checkin, 1))
-                
-    ##WIP##
+            if record.per_day and record.ser_room_line:
+                product = record.product_id
+                reservation = record.ser_room_line
+                params = {
+                    'per_person': product.per_person,
+                    'persons': reservation.adults
+                    }
+                record.update(self.prepare_service_lines(
+                    reservation.checkin,
+                    reservation.nights,
+                    params))
     @api.multi
-    def prepare_service_lines(self, dfrom, days, vals=False):
+    def prepare_service_lines(self, dfrom, days, params=False):
+        """
+        Respect the old manual changes on lines
+        """
         self.ensure_one()
-        old_qty = 0
         cmds = [(5, 0, 0)]
         old_lines_days = self.mapped('service_line_ids.date')
-        for day in self.service_line_ids:
-            old_qty = old_qty + day.day_qty
-        qty_day = (self.product_qty - old_qty) // (days - len(old_line_days))
-        rest_day = (self.product_qty - old_qty) % (days - len(old_line_days))
+        total_qty = 0
+        day_qty = 1
+        if params.get('per_person'): #WARNING: Change adults in reservation NOT update qty service!!
+            day_qty = params.get('persons')
         for i in range(0, days):
             idate = (fields.Date.from_string(dfrom) + timedelta(days=i)).strftime(
                 DEFAULT_SERVER_DATE_FORMAT)
@@ -102,11 +146,13 @@ class HotelService(models.Model):
             if idate not in old_lines_days:
                 cmds.append((0, False, {
                     'date': idate,
-                    'day_qty': qty_day
+                    'day_qty': day_qty
                 }))
+                total_qty = total_qty + day_qty
             else:
                 cmds.append((4, old_line.id))
-        return {'service_line_ids': cmds}
+                total_qty = total_qty + old_line.day_qty
+        return {'service_line_ids': cmds, 'product_qty': total_qty}
 
     @api.depends('qty_product', 'tax_id')
     def _compute_amount_service(self):
@@ -122,3 +168,25 @@ class HotelService(models.Model):
                 'price_total': taxes['total_included'],
                 'price_subtotal': taxes['total_excluded'],
             })
+
+    @api.depends('service_line_ids.day_qty')
+    def _compute_days_qty(self):
+        for record in self:
+            if record.per_day:
+                qty = sum(record.service_line_ids.mapped('day_qty'))
+                vals = {
+                    'days_qty': qty,
+                    'product_qty': qty
+                    }
+            else:
+                vals = {'days_qty': 0}
+            record.update(vals)
+    
+    @api.constrains('qty_product')
+    def constrains_qty_per_day(self):
+        for record in self:
+            if record.per_day:
+                service_lines = self.env['hotel.service_line']
+                total_day_qty = sum(service_lines.with_context({'service_id': record.id}).mapped('day_qty'))
+                if record.qty_product != total_day_qty:
+                    raise ValidationError (_('The quantity per line and per day does not correspond'))
diff --git a/hotel/models/hotel_service_line.py b/hotel/models/hotel_service_line.py
index 0e5a2e978..94956c6e2 100644
--- a/hotel/models/hotel_service_line.py
+++ b/hotel/models/hotel_service_line.py
@@ -26,7 +26,6 @@ class HotelServiceLine(models.Model):
                 if limit < out_qty + record.day_qty:
                     raise ValidationError(
                     _("Limit exceeded for %s")% record.date)
-                    
 
                 
         
diff --git a/hotel/views/hotel_reservation_views.xml b/hotel/views/hotel_reservation_views.xml
index 131f5ec92..4302f78ab 100644
--- a/hotel/views/hotel_reservation_views.xml
+++ b/hotel/views/hotel_reservation_views.xml
@@ -239,34 +239,38 @@
                             <group col="9">
                                 <group colspan="6" string="Reservation Services" name="reservation_services" attrs="{'invisible': [('folio_id','=',False)]}">
                                     <field name="service_line_ids"
-                                        context="{'default_ser_room_line': active_id, 'default_folio_id': folio_id}"
                                         nolabel="1" style="padding-right:10px !important;">
                                         <!-- <field name="service_line_ids"> -->
-                                        <tree string="Services"  editable="bottom">
+                                        <tree string="Services">
                                             <!-- <field name="sequence" widget="handle"/> -->
+                                            <field name="per_day" />
                                             <field name="folio_id" invisible="1"/>
                                             <field name="product_id"
                                                 domain="[('sale_ok', '=', True)]"
                                                 options="{'create': False, 'create_edit': False}" />
                                             <!-- <field name="layout_category_id" groups="sale.group_sale_layout"/> -->
                                             <field name="name"/>
-                                            <field name="product_qty" attrs="{'readonly': [('per_day','=',True)]}"/>
-                                            <field name="pricelist_id"/>
-                                            <!-- <field name="ser_room_line" invisible="1" /> -->
-                                            <!-- <field name="qty_delivered" invisible="1"
-                                                attrs="{'readonly': [('qty_delivered_updateable', '=', False)]}"/> -->
-                                            <!-- <field name="product_uom"
-                                                attrs="{'readonly': [('state', 'in', ('sale','done', 'cancel'))]}"
-                                                context="{'company_id': parent.company_id}"
-                                                groups="product.group_uom" options='{"no_open": True}'/> -->
-                                            <!-- <field name="analytic_tag_ids" groups="analytic.group_analytic_accounting" widget="many2many_tags"/> -->
-                                            <!-- <field name="tax_id" widget="many2many_tags" invisible="1"/> -->
-                                            <!-- <field name="qty_delivered_updateable" invisible="1"/> -->
-                                            <!-- <field name="state" invisible="1"/> -->
-                                            <!-- <field name="invoice_status" invisible="1"/> -->
-                                            <!-- <field name="customer_lead" invisible="1"/> -->
-                                            <!-- <field name="currency_id" invisible="1"/> -->
+                                            <field name="product_qty" attrs="{'readonly': [('per_day','=',True)]}" force_save="1"/>
+                                            <field name="days_qty" />
+                                            <field name="service_line_ids" />
                                         </tree>
+                                        <form string="Services">
+                                            <!-- <field name="sequence" widget="handle"/> -->
+                                            <field name="per_day" />
+                                            <field name="folio_id" invisible="1"/>
+                                            <field name="product_id"
+                                                domain="[('sale_ok', '=', True)]"
+                                                options="{'create': False, 'create_edit': False}" />
+                                            <!-- <field name="layout_category_id" groups="sale.group_sale_layout"/> -->
+                                            <field name="name"/>
+                                            <field name="product_qty" attrs="{'readonly': [('per_day','=',True)]}" force_save="1"/>
+                                            <field name="service_line_ids">
+                                                <tree string="Days" >
+                                                    <field name="date" />
+                                                    <field name="day_qty" />
+                                                </tree>
+                                            </field>
+                                        </form>
                                     </field>
                                 </group>
                                 <group colspan="4" string="Days" name="days">
diff --git a/hotel/views/hotel_service_line_views.xml b/hotel/views/hotel_service_line_views.xml
index 6f77df65c..ad7d39ed4 100644
--- a/hotel/views/hotel_service_line_views.xml
+++ b/hotel/views/hotel_service_line_views.xml
@@ -8,51 +8,33 @@
         <field name="model">hotel.service.line</field>
         <field name="arch" type="xml">
             <form string="Service Line">
-                <notebook>
-                    <page string="Service Line">
-                        <group col="4" colspan="4">
-                            <field name="name" />
-                            <!-- <field name="ser_room_line" options="{'create': False, 'create_edit': False}"/> -->
-                            <!-- <field name="product_uom" options="{'create': False, 'create_edit': False}" invisible="1"/> -->
-                            <!-- <field name="order_partner_id" invisible="1"/> -->
-                            <field name="folio_id" invisible="1"/>
-                            <field name="list_price" />
-                            <!-- <field name="tax_id" widget="many2many_tags"  invisible="1"/> -->
-
-                        </group>
-                        <separator string="Manual Description" colspan="4" invisible="1"/>
-                        <!-- <field name="name" colspan="4" select="2"
-                            placeholder="-Description-" invisible="1"/> -->
-                        <newline />
-                        <group invisible="1">
-                            <separator string="States" colspan="4" />
-                            <!-- <field name="state" select="2" /> -->
-                        </group>
-                    </page>
-                </notebook>
+                <group>
+                    <field name="name" />
+                    <field name="day_qty"/>
+                    <field name="date" />
+                </group>
             </form>
         </field>
     </record>
 
-    <!-- Tree view of hotel service -->
+    <!-- Tree view of hotel service Line -->
     <record model="ir.ui.view" id="hotel_service_line_view_tree">
         <field name="name">hotel.service.line.tree</field>
         <field name="model">hotel.service.line</field>
         <field name="arch" type="xml">
-            <tree string="Hotel Services">
+            <tree string="Hotel By Day">
                 <field name="name" />
-                <field name="list_price" string="Service rate" />
+                <field name="day_qty"/>
+                <field name="date" />
             </tree>
         </field>
     </record>
 
-    <!-- Action for hotel service -->
+    <!-- Action for hotel service line-->
     <record model="ir.actions.act_window" id="action_hotel_service_line_form">
         <field name="name">Hotel Services</field>
         <field name="res_model">hotel.service.line</field>
         <field name="view_type">form</field>
-        <!-- <field name="context">{'default_isservice':1}
-        </field> -->
         <field name="view_mode">tree,form</field>
     </record>
 
diff --git a/hotel/views/hotel_service_views.xml b/hotel/views/hotel_service_views.xml
index e3741c27b..563db4faf 100644
--- a/hotel/views/hotel_service_views.xml
+++ b/hotel/views/hotel_service_views.xml
@@ -6,58 +6,26 @@
         <field name="name">.hotel.service.form</field>
         <field name="model">hotel.service</field>
         <field name="arch" type="xml">
-            <form string="Hotel Services">
+            <form string="Reservation Service">
                 <sheet>
                     <h1>
                         <label string="Service" />
                         <field name="name" select="1" />
                     </h1>
                     <group>
-                        <field name="default_code" select="1" />
+                        <field name="product_id" />
+                        <field name="product_qty" />
                     </group>
-                    <notebook>
-                        <page string="Information">
-                            <group>
-                                <group colspan="4" col="4">
-                                    <field name="service_type_id" select="2" string="Service Type" />
-                                    <!-- <field name="categ_id" domain="[('isservicetype','=',True)]"
-                                        select="1" /> -->
-                                 </group>
-                            </group>
-                            <newline />
-                            <separator colspan='4' string="Supplier Taxes" />
-                            <!-- <field name="supplier_taxes_id" colspan="4" nolabel='1'
-                                help='List of supplier taxes related to the service provided by hotel.' /> -->
-                            <newline />
-                            <separator colspan='4' string="Customer Taxes" />
-                            <!-- <field name="taxes_id" colspan="4" nolabel='1'
-                                help='Customer taxes applied on the service.' /> -->
-                        </page>
-                        <page string="Procurement">
-                            <group colspan="4" col="4">
-                                <field name="active" select="2" />
-                                <field name="list_price" />
-                                <!-- <field name="cost_method" string="Cost Method"/> -->
-                                <!-- <field name="sale_ok" select="2" /> -->
-                                <!-- <field name="standard_price" /> -->
-                                <!-- <field name="rental" select="2" /> -->
-                            </group>
-                            <newline />
-                            <group>
-                                <!-- <separator string="Suplliers" />
-                                <field name="seller_ids" colspan="4" nolabel="1"
-                                    widget="one2many_list" /> -->
-                            </group>
-                        </page>
-                        <page string="Descriptions">
-                            <!-- <separator string="Description" />
-                            <field name="description" colspan="4" nolabel="1" />
-                            <separator string="Sale Description" />
-                            <field name="description_sale" colspan="4" nolabel="1" />
-                            <separator string="Purchase Description" />
-                            <field name="description_purchase" colspan="4" nolabel="1" /> -->
-                        </page>
-                    </notebook>
+                    <group>
+                        <field name="price_subtotal" />
+                        <field name="price_total" />
+                    </group>
+                    <field name="service_line_ids">
+                        <tree string="Days" >
+                            <field name="date" />
+                            <field name="day_qty" />
+                        </tree>
+                    </field>
                 </sheet>
             </form>
         </field>
@@ -68,10 +36,10 @@
         <field name="name">hotel.service.search</field>
         <field name="model">hotel.service</field>
         <field name="arch" type="xml">
-            <search string="Hotel Services">
+            <search string="Reservation Service">
                 <field name="name" />
-                <field name="service_type_id" select="1" />
-                <field name="list_price" string="Service rate" />
+                <field name="product_id"/>
+                <field name="product_qty"  />
                 <newline />
                 <group expand="0" string="Group By...">
                 <!--    <filter name="categ_id" string="Catagory"
@@ -89,8 +57,8 @@
         <field name="arch" type="xml">
             <tree string="Hotel Services">
                 <field name="name" />
-                <field name="service_type_id" />
-                <field name="list_price" string="Service rate" />
+                <field name="product_id" />
+                <field name="product_qty" />
             </tree>
         </field>
     </record>