diff --git a/golem_resource_pack/models/golem_resource_pack.py b/golem_resource_pack/models/golem_resource_pack.py
index ff77af1..9a1b0a1 100644
--- a/golem_resource_pack/models/golem_resource_pack.py
+++ b/golem_resource_pack/models/golem_resource_pack.py
@@ -27,9 +27,10 @@ class GolemResourcePack(models.Model):
     _name = 'golem.resource.pack'
     _description = 'GOLEM Resource Pack Model'
 
-    name = fields.Char()#compute='_compute_name', store=True)
+    name = fields.Char(compute='_compute_name', store=True)
     reservation_ids = fields.One2many('golem.resource.reservation', 'pack_id')
 
+
     note = fields.Text(help='Notes, optional subject for the reservation, reason')
 
     user_id = fields.Many2one('res.users', required=True, index=True, readonly=True,
@@ -41,9 +42,70 @@ class GolemResourcePack(models.Model):
                               ('confirmed', 'Confirmed'),
                               ('validated', 'Validated'),
                               ('rejected', 'Rejected')],
-                             default='draft')
+                             default='draft', compute="_compute_pack_state")
+    reservation_count = fields.Integer(compute="_compute_reservation_count",
+                                       string="Reservation count")
+
+    @api.multi
+    @api.depends('reservation_ids')
+    def _compute_reservation_count(self):
+        for pack in self:
+            pack.reservation_count = len(pack.reservation_ids)
 
     @api.multi
     def state_confirm(self):
+        """ pack confirm """
         for pack in self:
             pack.reservation_ids.state_confirm()
+
+    @api.multi
+    def state_draft(self):
+        """ pack canceled """
+        for pack in self:
+            pack.reservation_ids.state_draft()
+
+    @api.multi
+    def state_canceled(self):
+        """ pack canceled """
+        for pack in self:
+            pack.reservation_ids.state_canceled()
+
+    @api.multi
+    def state_validated(self):
+        """ pack validated """
+        for pack in self:
+            pack.reservation_ids.state_validated()
+
+    @api.multi
+    def state_rejected(self):
+        """ pack rejected """
+        for pack in self:
+            for reservation in pack.reservation_ids:
+                if reservation.state == "confirmed":
+                    reservation.write({'state' :'rejected'})
+
+
+    @api.depends('partner_id')
+    def _compute_name(self):
+        """ Compute pack name """
+        for pack in self:
+            pack.name = u'{}/{}'.format(pack.partner_id.name,
+                                        pack.create_date)
+
+    #@api.constrains('reservation_ids.state')
+    @api.multi
+    @api.depends('reservation_ids')
+    def _compute_pack_state(self):
+        """ get pack state """
+        for pack in self:
+            reservation_states = list(map(lambda x: x.state, pack.reservation_ids))
+            if "rejected" in reservation_states:
+                pack.state = 'rejected'
+            elif "canceled" in reservation_states:
+                pack.state = 'canceled'
+            elif "draft" in reservation_states:
+                pack.state = 'draft'
+            elif "confirmed" in reservation_states:
+                pack.state = 'confirmed'
+            elif "validated" in reservation_states:
+                pack.state = 'validated'
diff --git a/golem_resource_pack/views/golem_resource_pack_views.xml b/golem_resource_pack/views/golem_resource_pack_views.xml
index 526c5a7..52ffcda 100644
--- a/golem_resource_pack/views/golem_resource_pack_views.xml
+++ b/golem_resource_pack/views/golem_resource_pack_views.xml
@@ -39,9 +39,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
       <field name="name">GOLEM Resource Pack Tree</field>
       <field name="model">golem.resource.pack</field>
       <field name="arch" type="xml">
-        <tree >
-          <field name="user_id" />
+        <tree>
+          <field name="name" />
           <field name="partner_id" />
+          <field name="state" />
+          <field name="reservation_count" />
         </tree>
       </field>
     </record>
@@ -55,7 +57,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
           <header>
             <button name="state_confirm" type="object" string="Confirm" class="oe_highlight"
               attrs="{'invisible': ['|', ('state', 'not in', 'draft'), ('id', '=', False)]}" />
-            <!--<button name="state_canceled" type="object"
+            <button name="state_canceled" type="object"
               string="Cancel" states="confirmed,validated" />
             <button name="state_draft" type="object" string="Set to draft"
               states="canceled,confirmed,validated,rejected" />
@@ -64,7 +66,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
               groups="golem_base.group_golem_manager" />
             <button name="state_rejected" type="object" string="Reject"
               states="confirmed" class="oe_highlight"
-              groups="golem_base.group_golem_manager" />-->
+              groups="golem_base.group_golem_manager" />
             <field name="state" widget="statusbar" />
           </header>
           <sheet>