Add option for recompute payrolls

payroll.py

@@ -133,6 +133,7 @@ class Payroll(metaclass=PoolMeta):
         fields.Numeric('Worked Days Effective'), 'get_worked_days_effective')
     events = fields.Function(fields.One2Many('staff.event', None,
         'Assistance'), 'get_events')
+    recompute = fields.Boolean('Recompute')
 
     @classmethod
     def __setup__(cls):
@@ -159,6 +160,23 @@ class Payroll(metaclass=PoolMeta):
         raise RecordDuplicateError(gettext(
             'staff_payroll_co.msg_cannot_duplicate_record'))
 
+    @classmethod
+    def process(cls, records):
+        to_write = []
+        cache_wage_dict = cls.create_cache_wage_types()
+        for payroll in records:
+            if payroll.recompute:
+                payroll.recompute_lines(cache_wage_dict)
+                to_write.append(payroll)
+        if to_write:
+            cls.write(to_write, {'recompute': False})
+        super(Payroll, cls).process(records)
+
+    @fields.depends('recompute', 'lines')
+    def on_change_lines(self):
+        if self.lines:
+            self.recompute = True
+
     def create_move(self, wage_dict):
         super(Payroll, self).create_move(wage_dict)
         pool = Pool()
@@ -368,8 +386,8 @@ class Payroll(metaclass=PoolMeta):
                     ])
             else:
                 dom_payroll.extend([
-                        ('start', '>=', date(year, 1, 1)),
-                        ('start', '<=', date(year, 12, 31)),
+                    ('start', '>=', date(year, 1, 1)),
+                    ('start', '<=', date(year, 12, 31)),
                 ])
             payrolls = self.search(dom_payroll)
             worked_days = Decimal(sum([p.worked_days for p in payrolls]))
@@ -378,7 +396,7 @@ class Payroll(metaclass=PoolMeta):
             salary_plus += wage.compute_formula(
                     wage.unit_price_formula,
                     precomputed_salary
-                    )
+                )
         return salary_plus
 
     def _get_payrolls_month(self):
@@ -463,16 +481,16 @@ class Payroll(metaclass=PoolMeta):
             wage_type = m.loan.wage_type
             amount = m.amount
             to_create = {
-                    'origin': m,
-                    'party': party,
-                    'quantity': 1,
-                    'uom': wage_type.uom,
-                    'unit_value': amount,
-                    'move_lines': [('add', move_lines)],
-                    'wage_type': wage_type,
-                    'description': wage_type.name,
-                    'payroll': self,
-                }
+                'origin': m,
+                'party': party,
+                'quantity': 1,
+                'uom': wage_type.uom,
+                'unit_value': amount,
+                'move_lines': [('add', move_lines)],
+                'wage_type': wage_type,
+                'description': wage_type.name,
+                'payroll': self,
+            }
 
             line, = PayrollLine.create([to_create])
             LoanLine.write([m], {'state': 'paid', 'origin': line})
@@ -747,8 +765,8 @@ class Payroll(metaclass=PoolMeta):
         if self.id in payrolls_ids:
             payrolls_ids.remove(self.id)
         interest_hoard = float(self._compute_hoard(
-                payrolls_ids,
-                [wage['id']]
+            payrolls_ids,
+            [wage['id']]
         ))
 
         interest = total_interest - interest_hoard
@@ -770,7 +788,6 @@ class Payroll(metaclass=PoolMeta):
 
     def recompute_lines(self, cache_wage_dict):
         PayrollLine = Pool().get('staff.payroll.line')
-        time_60_40 = time.time()
         amounts_60_40 = []
         amounts_60_40_app = amounts_60_40.append
         wages_60_40 = []

view/payroll_form.xml

@@ -5,11 +5,13 @@ this repository contains the full copyright notices and license terms. -->
 
     <xpath expr="/form/notebook/page[@id='information']/field[@name='kind']"
         position="after">
-    <group colspan="2" col='4' id="group_check_box">
+    <group colspan="2" col='6' id="group_check_box">
         <label name="last_payroll"/>
         <field name="last_payroll"/>
         <label name="sended_mail"/>
         <field name="sended_mail"/>
+        <label name="recompute"/>
+        <field name="recompute"/>
     </group>
         <label name="ibc"/>
         <field name="ibc"/>