Implement task.

This commit refs #857

__init__.py

@@ -6,6 +6,7 @@ from .unit_load import (UnitLoad, UnitLoadMove, MoveUnitLoad,
                         MoveUnitLoadStart)
 from .stock import (Move, UnitLoadsByLocations,
                     UnitLoadsByLocationsStart)
+from .shipment import ShipmentOut
 
 
 def register():
@@ -16,6 +17,7 @@ def register():
         Move,
         MoveUnitLoadStart,
         UnitLoadsByLocationsStart,
+        ShipmentOut,
         module='stock_unit_load', type_='model')
     Pool.register(
         MoveUnitLoad,

locale/es_ES.po

@@ -338,4 +338,8 @@ msgstr "Abrir"
 
 msgctxt "view:stock.unit_loads_by_locations.start:"
 msgid "Unit loads by Locations"
-msgstr "Unidades de carga por ubicación"
+msgstr "Unidades de carga por ubicación"
+
+msgctxt "view:stock.shipment.out:"
+msgid "ULs"
+msgstr "UdCs"

shipment.py

@@ -0,0 +1,69 @@
+# The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.
+from trytond.model import fields
+from trytond.pool import PoolMeta, Pool
+from trytond.pyson import Eval
+
+__metaclass__ = PoolMeta
+
+__all__ = ['ShipmentOut']
+
+
+class ShipmentOut:
+    __name__ = 'stock.shipment.out'
+
+    unit_loads = fields.Function(
+        fields.One2Many('stock.unit_load', None, 'Unit loads',
+                        states={'readonly': Eval('state') != 'draft'},
+                        depends=['state']),
+        'get_unit_loads', setter='set_unit_loads', searcher='search_unit_loads')
+
+    @classmethod
+    def __setup__(cls):
+        super(ShipmentOut, cls).__setup__()
+        for _field_name in ('inventory_moves', 'outgoing_moves'):
+            _field = getattr(cls, _field_name)
+            if _field.states.get('readonly'):
+                _field.states['readonly'] |= Eval('unit_loads')
+            else:
+                _field.states['readonly'] = Eval('unit_loads')
+            if 'unit_loads' not in _field.depends:
+                _field.depends.append('unit_loads')
+
+    def get_unit_loads(self, name=None):
+        if not self.outgoing_moves:
+            return []
+        uls = set(m.unit_load.id for m in self.outgoing_moves if m.unit_load)
+        return list(uls)
+
+    @classmethod
+    def set_unit_loads(cls, records, name, value):
+        pass
+
+    @classmethod
+    def search_unit_loads(cls, name, clause):
+        _field = 'moves.unit_load'
+        if '.' in name:
+            _field += '.%s' % name[10:]
+        return [(_field, ) + tuple(clause[1:])]
+
+    @fields.depends('unit_loads', 'outgoing_moves')
+    def on_change_unit_loads(self):
+        moves = []
+        ul_ids = [ul.id for ul in self.unit_loads]
+        if self.outgoing_moves:
+            moves.extend([m for m in self.outgoing_moves if m.unit_load.id in ul_ids])
+        for ul in self.unit_loads:
+            if ul.id in [m.unit_load.id for m in moves]:
+                continue
+            new_moves = ul._get_new_moves({'from_location': self.warehouse_output.id,
+                                           'to_location': self.customer_location.id,
+                                           'planned_date': self.planned_date,
+                                           'effective_date': self.effective_date})
+            moves.extend(new_moves)
+        self.outgoing_moves = moves
+
+    def _get_inventory_move(self, move):
+        res = super(ShipmentOut, self)._get_inventory_move(move)
+        res.unit_load = move.unit_load
+        return res

shipment.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0"?>
+<!-- The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<tryton>
+    <data>
+        <!-- Shipment out -->
+        <record model="ir.ui.view" id="shipment_out_view_form">
+            <field name="model">stock.shipment.out</field>
+            <field name="type">form</field>
+            <field name="name">shipment_out_form</field>
+            <field name="inherit" ref="stock.shipment_out_view_form"/>
+        </record>
+    </data>
+</tryton>

stock.py

@@ -17,7 +17,8 @@ class Move:
     __name__ = 'stock.move'
 
     unit_load = fields.Many2One('stock.unit_load', 'Unit load',
-                                ondelete='RESTRICT', select=True)
+                                ondelete='RESTRICT', select=True,
+                                readonly=True)
 
 
 class UnitLoadsByLocationsStart(ModelView):

tryton.cfg

@@ -9,3 +9,4 @@ xml:
   configuration.xml
   unit_load.xml
   stock.xml
+  shipment.xml

unit_load.py

@@ -1,6 +1,8 @@
 # The COPYRIGHT file at the top level of this repository contains the full
 # copyright notices and license terms.
 import datetime
+from functools import partial
+from itertools import groupby
 from sql import Literal, Null
 from sql.aggregate import Max
 from sql.conditionals import Coalesce
@@ -105,6 +107,10 @@ class UnitLoad(ModelView, ModelSQL):
     def get_code_readonly(self, name):
         return True
 
+    @classmethod
+    def default_state(cls):
+        return 'draft'
+
     @classmethod
     def create(cls, vlist):
         model_sequence = Pool().get('ir.sequence')
@@ -381,17 +387,36 @@ class UnitLoad(ModelView, ModelSQL):
                 cls.raise_user_error('wrong_move_location', (record.rec_name, to_location.rec_name))
             if max(m.planned_date or m.effective_date for m in record.last_moves) > at_date:
                 cls.raise_user_error('wrong_move_date', (record.rec_name, at_date))
-            new_moves = Move.copy(record.last_moves, {'origin': None,
-                                                      'shipment': None,
-                                                      'from_location': from_location.id,
-                                                      'to_location': to_location.id,
-                                                      'planned_date': at_date,
-                                                      'effective_date': at_date})
+            new_moves = record._get_new_moves({'from_location': from_location.id,
+                                               'to_location': to_location.id,
+                                               'planned_date': at_date})
             to_create.extend(new_moves)
         if to_create:
             Move.save(to_create)
         return Move.browse(map(int, to_create))
 
+    def _get_new_moves(self, default_values={}):
+        pool = Pool()
+        Move = pool.get('stock.move')
+        Uom = pool.get('product.uom')
+
+        default_values.update({'origin': None,
+                               'shipment': None,
+                               'effective_date': default_values.get('planned_date') or None}
+                              )
+        moves = []
+        keyfunc = partial(self._get_group_move_key, self.last_moves)
+        data = sorted(self.last_moves, key=keyfunc)
+        for key, grouped_moves in groupby(data, key=keyfunc):
+            _grouped_moves = list(grouped_moves)
+            move, = Move.copy([_grouped_moves[0]], default_values)
+            move.quantity = sum(Uom.compute_qty(m.uom, m.quantity, move.uom) for m in _grouped_moves)
+            moves.append(move)
+        return moves
+
+    def _get_group_move_key(self, moves, move):
+        return (move.to_location.id, move.product.id)
+
     def get_state(self, name=None):
         pool = Pool()
         Move = pool.get('stock.move')

view/move_form.xml

@@ -2,7 +2,7 @@
 <!-- The COPYRIGHT file at the top level of this repository contains the full
      copyright notices and license terms. -->
 <data>
-    <xpath expr="/form" position="inside">
+    <xpath expr="/form/field[@name='effective_date']" position="after">
         <label name="unit_load"/>
         <field name="unit_load"/>
     </xpath>

view/shipment_out_form.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0"?>
+<!-- The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<data>
+    <xpath expr="/form/notebook/page[@id='inventory_moves']" position="before">
+        <page id="uls" string="ULs">
+            <field name="unit_loads" colspan="4" widget="many2many"/>
+        </page>
+    </xpath>
+</data>