Fix

access.py

@@ -3,6 +3,7 @@
 from datetime import datetime
 from datetime import time
 from decimal import Decimal
+
 from trytond.model import Workflow, ModelView, ModelSQL, fields
 from trytond.report import Report
 from trytond.pool import Pool
@@ -11,6 +12,7 @@ from trytond.pyson import Eval
 from trytond.transaction import Transaction
 from trytond.i18n import gettext
 from .exceptions import StaffAccessEnterError
+
 STATES = {'readonly': (Eval('state') == 'done')}
 
 
@@ -29,10 +31,10 @@ class StaffAccess(Workflow, ModelSQL, ModelView):
         ('close', 'Close'),
         ('done', 'Done'),
     ], 'State', readonly=True)
+    shift_kind = fields.Many2One('staff.shift.kind', 'Shift Kind',
+        states=STATES)
     # shift_line = fields.Many2One('staff.shift.line', 'Shift Line',
     #         states=STATES)
-    shift_kind = fields.Many2One('staff.shift.kind', 'Shift Kind',
-            states=STATES)
 
     @classmethod
     def __setup__(cls):

shift.py

@@ -18,12 +18,17 @@ class ShiftKind(ModelSQL, ModelView):
     start = fields.Time('Start', required=True)
     end = fields.Time('End', required=True)
     total_time = fields.Function(fields.Float('Total Time'), 'get_total_time')
+    legal_work_time = fields.Float('Legal Work Time', digits=(2, 2))
 
     @classmethod
     def __setup__(cls):
         super(ShiftKind, cls).__setup__()
         cls._order.insert(0, ('name', 'ASC'))
 
+    @staticmethod
+    def default_legal_work_time():
+        return 8
+
     def get_total_time(self, name):
         if self.start and self.end:
             t1 = timedelta(hours=self.start.hour, minutes=self.start.minute)

view/shift_kind_form.xml

@@ -10,6 +10,8 @@ this repository contains the full copyright notices and license terms. -->
     <field name="start"/>
     <label name="end"/>
     <field name="end"/>
+    <label name="legal_work_time"/>
+    <field name="legal_work_time"/>
     <label name="total_time"/>
     <field name="total_time"/>
 </form>

view/shift_kind_tree.xml

@@ -6,5 +6,6 @@ this repository contains the full copyright notices and license terms. -->
     <field name="name" expand="1"/>
     <field name="start" expand="1"/>
     <field name="end" expand="1"/>
+    <field name="legal_work_time"/>
     <field name="total_time"/>
 </tree>