271 lines
9.9 KiB
Python
271 lines
9.9 KiB
Python
#This file is part of Tryton. The COPYRIGHT file at the top level
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#of this repository contains the full copyright notices and license terms.
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'Inventory'
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from trytond.osv import fields, OSV
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from trytond.wizard import Wizard
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STATES = {
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'readonly': "state != 'open'",
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}
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class Inventory(OSV):
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'Stock Inventory'
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_name = 'stock.inventory'
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_description = __doc__
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_rec_name = 'location'
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location = fields.Many2One(
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'stock.location', 'Location', required=True,
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domain="[('type', '=', 'storage')]", states={
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'readonly': "state != 'open' or bool(lines)",
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})
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date = fields.Date('Date', states=STATES)
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lost_found = fields.Many2One(
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'stock.location', 'Lost and Found', required=True,
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domain="[('type', '=', 'lost_found')]", states=STATES)
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lines = fields.One2Many(
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'stock.inventory.line', 'inventory', 'Inventory Lines', states=STATES)
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moves = fields.Many2Many(
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'stock.move', 'inventory_move_rel', 'inventory', 'move',
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'Generated moves')
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company = fields.Many2One(
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'company.company', 'Company', required=True, states={
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'readonly': "state != 'open' or bool(lines)",
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})
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state = fields.Selection(
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[('open','Open'),
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('done','Done'),
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('cancel','Cancel')],
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'State', readonly=True, select=1)
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def __init__(self):
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super(Inventory, self).__init__()
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self._order.insert(0, ('date', 'DESC'))
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self._rpc_allowed += [
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'set_state_cancel',
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'set_state_open',
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'set_state_done',
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]
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def default_state(self, cursor, user, context=None):
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return 'open'
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def default_date(self, cursor, user, context=None):
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date_obj = self.pool.get('ir.date')
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return date_obj.today(cursor, user, context=context)
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def default_company(self, cursor, user, context=None):
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if context.get('company'):
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return context.get('company')
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user_obj = self.pool.get('res.user')
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user = user_obj.browse(cursor, user, user, context=context)
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return user.company.id
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def set_state_cancel(self, cursor, user, ids, context=None):
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self.write(cursor, user, ids, {
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'state': 'cancel',
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}, context=context)
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def set_state_open(self, cursor, user, ids, context=None):
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self.write(cursor, user, ids, {
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'state': 'open',
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}, context=context)
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def set_state_done(self, cursor, user, ids, context=None):
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self.write(cursor, user, ids, {
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'state': 'done',
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}, context=context)
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def _cancel(self, cursor, user, ids, context=None):
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move_obj = self.pool.get("stock.move")
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inventories = self.browse(cursor, user, ids, context=context)
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move_ids = \
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[move.id for inventory in inventories for move in inventory.moves]
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return move_obj.set_state_cancel(cursor, user, move_ids, context=context)
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def _done(self, cursor, user, ids, context=None):
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product_obj = self.pool.get('product.product')
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move_obj = self.pool.get('stock.move')
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date_obj = self.pool.get('ir.date')
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inventories = self.browse(cursor, user, ids, context=context)
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location_ids = []
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inv_by_loc = {}
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for inventory in inventories:
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if inventory.state != 'open':
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continue
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moves = []
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for line in inventory.lines:
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delta_qty = line.expected_quantity - line.quantity
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if delta_qty == 0.0:
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continue
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from_location = inventory.location.id
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to_location = inventory.lost_found.id
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if delta_qty < 0:
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(from_location, to_location, delta_qty) = \
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(to_location, from_location, -delta_qty)
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move_id = move_obj.create(cursor, user, {
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'from_location': from_location,
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'to_location': to_location,
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'quantity': delta_qty,
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'product': line.product.id,
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'uom': line.uom.id,
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'company': inventory.company.id,
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'state': 'done',
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}, context=context)
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moves.append(move_id)
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self.write(cursor, user, ids, {
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'date': date_obj.today(cursor, user, context=context),
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'moves': [('add', x) for x in moves],
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}, context=context)
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def write(self, cursor, user, ids, vals, context=None):
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if 'state' in vals:
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if vals['state'] == 'done':
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self._done(cursor, user, ids, context=context)
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elif vals['state'] == 'cancel':
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self._cancel(cursor, user, ids, context=context)
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return super(Inventory, self).write(cursor, user, ids, vals,
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context=context)
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Inventory()
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class InventoryLine(OSV):
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'Stock Inventory Line'
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_name = 'stock.inventory.line'
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_description = __doc__
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_rec_name = 'product'
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product = fields.Many2One('product.product', 'Product', required=True,
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domain=[('type', '=', 'stockable')])
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uom = fields.Function('get_uom', type='many2one', relation='product.uom',
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string='UOM', on_change_with=['product'])
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expected_quantity = fields.Float('Expected Quantity', digits=(12, 6),
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readonly=True)
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quantity = fields.Float('Quantity', digits=(12, 6))
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inventory = fields.Many2One('stock.inventory', 'Inventory')
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def __init__(self):
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super(InventoryLine, self).__init__()
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self._sql_constraints += [
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('check_line_qty_pos',
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'CHECK(quantity >= 0.0)', 'Move quantity must be positive'),
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('inventory_product_uniq', 'UNIQUE(inventory, product)',
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'Product must be unique by inventory!'),
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]
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def on_change_with_uom(self, cursor, user, ids, vals, context=None):
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product_obj = self.pool.get('product.product')
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uom_obj = self.pool.get('product.uom')
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if vals.get('product'):
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product = product_obj.browse(cursor, user, vals['product'],
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context=context)
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return uom_obj.name_get(cursor, user, product.default_uom.id,
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context=context)[0]
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return False
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def get_uom(self, cursor, user, ids, name, arg, context=None):
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uom_obj = self.pool.get('product.uom')
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res = {}
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for line in self.browse(cursor, user, ids, context=context):
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res[line.id] = line.product.default_uom.id
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uom2name = {}
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for uom_id, name in uom_obj.name_get(cursor, user, res.values(),
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context=context):
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uom2name[uom_id] = (uom_id, name)
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for line_id in res:
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res[line_id] = uom2name[res[line_id]]
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return res
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InventoryLine()
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class CompleteInventory(Wizard):
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'Complete Inventory '
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_name = 'stock.inventory.complete'
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states = {
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'init': {
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'result': {
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'type': 'action',
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'action': '_complete',
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'state': 'end',
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},
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},
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}
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def _complete(self, cursor, user, data, context=None):
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line_obj = self.pool.get('stock.inventory.line')
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inventory_obj = self.pool.get('stock.inventory')
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product_obj = self.pool.get('product.product')
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uom_obj = self.pool.get('product.uom')
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inventories = inventory_obj.browse(cursor, user, data['ids'],
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context=context)
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context = context and context.copy() or {}
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for inventory in inventories:
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# Compute product quantities
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if inventory.date:
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context['stock_date_end'] = inventory.date
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pbl = product_obj.products_by_location(
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cursor, user, [inventory.location.id],
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context=context)
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else:
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pbl = product_obj.products_by_location(
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cursor, user, [inventory.location.id], context=context)
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# Index some data
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product2uom = {}
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for product in product_obj.browse(
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cursor, user, [line[1] for line in pbl], context=context):
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product2uom[product.id] = product.default_uom.id
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product_qty = {}
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for (location, product), quantity in pbl.iteritems():
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product_qty[product] = (quantity, product2uom[product])
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# Update existing lines
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for line in inventory.lines:
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if line.product.id in product_qty:
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quantity, uom_id = product_qty[line.product.id]
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del product_qty[line.product.id]
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# if nothing as changed, continue
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if line.quantity == line.expected_quantity == quantity \
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and line.uom.id == uom_id:
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continue
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values = {'expected_quantity': quantity,
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'uom': uom_id}
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# update also quantity field if not edited
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if line.quantity == line.expected_quantity:
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values['quantity'] = max(quantity, 0.0)
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else:
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values = {'expected_quantity': 0.0,}
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if line.quantity == line.expected_quantity:
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values['quantity'] = 0
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line_obj.write(
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cursor, user, line.id, values, context=context)
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# Create lines if needed
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for product in product_qty:
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quantity, uom_id = product_qty[product]
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values = {
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'product': product,
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'expected_quantity': quantity,
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'quantity': max(quantity, 0.0),
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'uom': uom_id,
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'inventory': inventory.id,
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}
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line_obj.create(
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cursor, user, values, context=context)
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return {}
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CompleteInventory()
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