addons/point_of_sale/point_of_sale.py

   1 # -*- coding: utf-8 -*-
   2 ##############################################################################
   3 #
   4 #    OpenERP, Open Source Management Solution
   5 #    Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
   6 #
   7 #    This program is free software: you can redistribute it and/or modify
   8 #    it under the terms of the GNU Affero General Public License as
   9 #    published by the Free Software Foundation, either version 3 of the
  10 #    License, or (at your option) any later version.
  11 #
  12 #    This program is distributed in the hope that it will be useful,
  13 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #    GNU Affero General Public License for more details.
  16 #
  17 #    You should have received a copy of the GNU Affero General Public License
  18 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20 ##############################################################################
  21
  22 import time
  23 from datetime import datetime
  24 from dateutil.relativedelta import relativedelta
  25
  26 import netsvc
  27 from osv import fields, osv
  28 from tools.translate import _
  29 from decimal import Decimal
  30 import decimal_precision as dp
  31
  32 class pos_config_journal(osv.osv):
  33     """ Point of Sale journal configuration"""
  34     _name = 'pos.config.journal'
  35     _description = "Journal Configuration"
  36
  37     _columns = {
  38         'name': fields.char('Description', size=64),
  39         'code': fields.char('Code', size=64),
  40         'journal_id': fields.many2one('account.journal', "Journal")
  41     }
  42
  43 pos_config_journal()
  44
  45
  46 class pos_company_discount(osv.osv):
  47     """ Company Discount and Cashboxes """
  48     _inherit = 'res.company'
  49
  50     _columns = {
  51         'company_discount': fields.float('Max Discount(%)', digits_compute=dp.get_precision('Point Of Sale')),
  52         'max_diff': fields.float('Max Difference for Cashboxes', digits_compute=dp.get_precision('Point Of Sale Discount')),
  53     }
  54
  55 pos_company_discount()
  56
  57 class pos_order(osv.osv):
  58     """ Point of sale gives business owners a convenient way of checking out customers
  59         and of recording sales """
  60
  61     _name = "pos.order"
  62     _description = "Point of Sale"
  63     _order = "date_order, create_date desc"
  64
  65     def unlink(self, cr, uid, ids, context=None):
  66         for rec in self.browse(cr, uid, ids, context=context):
  67             for rec_statement in rec.statement_ids:
  68                 if (rec_statement.statement_id and rec_statement.statement_id.state == 'confirm') or rec.state == 'done':
  69                     raise osv.except_osv(_('Invalid action !'), _('Cannot delete a point of sale which is closed or contains confirmed cashboxes!'))
  70         return super(pos_order, self).unlink(cr, uid, ids, context=context)
  71
  72     def onchange_partner_pricelist(self, cr, uid, ids, part=False, context=None):
  73
  74         """ Changed price list on_change of partner_id"""
  75         if not part:
  76             return {'value': {}}
  77         pricelist = self.pool.get('res.partner').browse(cr, uid, part, context=context).property_product_pricelist.id
  78         return {'value': {'pricelist_id': pricelist}}
  79
  80     def _amount_total(self, cr, uid, ids, field_name, arg, context=None):
  81         """ Calculates amount_tax of order line
  82         @param field_names: Names of fields.
  83         @return: Dictionary of values """
  84         cr.execute("""
  85             SELECT
  86                 p.id,
  87                 COALESCE(SUM(
  88                     l.price_unit*l.qty*(1-(l.discount/100.0)))::decimal(16,2), 0
  89                     ) AS amount
  90             FROM pos_order p
  91             LEFT OUTER JOIN pos_order_line l ON (p.id = l.order_id)
  92             WHERE p.id IN %s GROUP BY p.id """,(tuple(ids),))
  93         res = dict(cr.fetchall())
  94         for rec in self.browse(cr, uid, ids, context=context):
  95             if rec.partner_id \
  96                and rec.partner_id.property_account_position \
  97                and rec.partner_id.property_account_position.tax_ids:
  98                 res[rec.id] = res[rec.id] - rec.amount_tax
  99             else :
 100                 res[rec.id] = res[rec.id] + rec.amount_tax
 101         return res
 102
 103     def _get_date_payment2(self, cr, uid, ids, context=None, *a):
 104         # Todo need to check this function
 105         """ Find payment Date
 106         @param field_names: Names of fields.
 107         @return: Dictionary of values """
 108         res = {}
 109         val = None
 110         for order in self.browse(cr, uid, ids, context=context):
 111             cr.execute("SELECT date_payment FROM pos_order WHERE id = %s", (order.id,))
 112             date_p = cr.fetchone()
 113             date_p = date_p and date_p[0] or None
 114             if date_p:
 115                 res[order.id] = date_p
 116                 return res
 117             cr.execute(" SELECT MAX(l.date) "
 118                         " FROM account_move_line l, account_move m, account_invoice i, account_move_reconcile r, pos_order o "
 119                         " WHERE i.move_id = m.id AND l.move_id = m.id AND l.reconcile_id = r.id AND o.id = %s AND o.invoice_id = i.id",
 120                         (order.id,))
 121             val = cr.fetchone()
 122             val = val and val[0] or None
 123             if val:
 124                 res[order.id] = val
 125         return res
 126
 127     def _get_date_payment(self, cr, uid, ids, context, *a):
 128         """ Find  Validation Date
 129         @return: Dictionary of values """
 130         res = {}
 131         val = None
 132         for order in self.browse(cr, uid, ids):
 133             cr.execute("SELECT date_validation FROM pos_order WHERE id = %s", (order.id,))
 134             date_p = cr.fetchone()
 135             date_p = date_p and date_p[0] or None
 136             if date_p:
 137                 res[order.id] = date_p
 138                 return res
 139             discount_allowed = order.company_id.company_discount
 140             for line in order.lines:
 141                 if line.discount > discount_allowed:
 142                     return {order.id: None }
 143             if order.amount_paid == order.amount_total and not date_p:
 144                 cr.execute("SELECT MAX(date) FROM account_bank_statement_line WHERE pos_statement_id = %s", (order.id,))
 145                 val = cr.fetchone()
 146                 val = val and val[0] or None
 147             if order.invoice_id and order.invoice_id.move_id and not date_p and not val:
 148                 for o in order.invoice_id.move_id.line_id:
 149                     if o.balance == 0:
 150                         if val < o.date_created:
 151                             val = o.date_created
 152             if val:
 153                 res[order.id] = val
 154         return res
 155
 156     def _amount_all(self, cr, uid, ids, name, args, context=None):
 157         tax_obj = self.pool.get('account.tax')
 158         cur_obj = self.pool.get('res.currency')
 159         res = {}
 160         for order in self.browse(cr, uid, ids, context=context):
 161             res[order.id] = {
 162                 'amount_paid': 0.0,
 163                 'amount_return':0.0,
 164                 'amount_tax':0.0,
 165             }
 166             val = val1 = 0.0
 167             cur = order.pricelist_id.currency_id
 168             for payment in order.statement_ids:
 169                 res[order.id]['amount_paid'] +=  payment.amount
 170                 res[order.id]['amount_return'] += (payment.amount < 0 and payment.amount or 0)
 171             for line in order.lines:
 172                 val1 += line.price_subtotal_incl
 173                 if order.price_type != 'tax_excluded':
 174                     res[order.id]['amount_tax'] = reduce(lambda x, y: x+round(y['amount'], 2),
 175                         tax_obj.compute_inv(cr, uid, line.product_id.taxes_id,
 176                             line.price_unit * \
 177                             (1-(line.discount or 0.0)/100.0), line.qty),
 178                             res[order.id]['amount_tax'])
 179                 elif line.qty != 0.0:
 180                     for c in tax_obj.compute_all(cr, uid, line.product_id.taxes_id, \
 181                                                  line.price_unit * (1-(line.discount or 0.0)/100.0), \
 182                                                  line.qty,  line.product_id, line.order_id.partner_id)['taxes']:
 183                         val += c.get('amount', 0.0)
 184             res[order.id]['amount_tax'] = cur_obj.round(cr, uid, cur, val)
 185             res[order.id]['amount_total'] = res[order.id]['amount_tax'] + cur_obj.round(cr, uid, cur, val1)
 186         return res
 187
 188     def _sale_journal_get(self, cr, uid, context=None):
 189         """ To get  sale journal for this order
 190         @return: journal  """
 191         journal_obj = self.pool.get('account.journal')
 192         res = journal_obj.search(cr, uid, [('type', '=', 'sale')], limit=1)
 193         return res and res[0] or False
 194
 195     def _shop_get(self, cr, uid, context=None):
 196         """ To get  Shop  for this order
 197         @return: Shop id  """
 198         res = self.pool.get('sale.shop').search(cr, uid, [])
 199         return res and res[0] or False
 200
 201     def copy(self, cr, uid, id, default=None, context=None):
 202         if not default:
 203             default = {}
 204         default.update({
 205             'state': 'draft',
 206             'partner_id': False,
 207             'invoice_id': False,
 208             'account_move': False,
 209             'picking_id': False,
 210             'statement_ids': [],
 211             'nb_print': 0,
 212             'pickings': []
 213         })
 214         return super(pos_order, self).copy(cr, uid, id, default, context=context)
 215
 216     def _get_v( self, cr, uid, ids, *args):
 217         """ Changed the Validation state of order
 218         @return: State  """
 219         res_obj = self.pool.get('res.users')
 220         company_disc = self.browse(cr, uid, ids)
 221         list_jrnl = []
 222         r = {}
 223         if not company_disc:
 224             comp = res_obj.browse(cr, uid, uid).company_id.company_discount or 0.0
 225         else:
 226             comp = company_disc[0] and company_disc[0].company_id and company_disc[0].company_id.company_discount or 0.0
 227         cr.execute("SELECT discount FROM pos_order_line WHERE order_id = %s AND discount <= %s", (ids[0], comp))
 228         res = cr.fetchone()
 229         cr.execute("SELECT discount FROM pos_order_line WHERE order_id = %s AND discount > %s", (ids[0], comp))
 230         res2 = cr.fetchone()
 231         cr.execute("SELECT journal_id FROM account_bank_statement_line WHERE pos_statement_id = %s ", (ids[0], ))
 232         res3 = cr.fetchall()
 233         for r in res3:
 234             cr.execute("SELECT id FROM account_journal WHERE name = '%s' AND special_journal = 't'", (r[0], ))
 235             res3 = cr.fetchone()
 236             is_special = res3 and res3[0] or None
 237             if is_special:
 238                 list_jrnl.append(is_special)
 239         for order in self.browse(cr, uid, ids):
 240             if order.state in ('paid', 'done', 'invoiced') and res and not res2 and not len(list_jrnl):
 241                 r[order.id] = 'accepted'
 242         return r
 243
 244     _columns = {
 245         'name': fields.char('Order Description', size=64, required=True,
 246             states={'draft': [('readonly', False)]}, readonly=True),
 247         'company_id':fields.many2one('res.company', 'Company', required=True, readonly=True),
 248         'num_sale': fields.char('Internal Note', size=64),
 249         'shop_id': fields.many2one('sale.shop', 'Shop', required=True,
 250             states={'draft': [('readonly', False)]}, readonly=True),
 251         'date_order': fields.datetime('Date Ordered', readonly=True, select=True),
 252         'date_validation': fields.function(_get_date_payment,
 253                                            method=True,
 254                                            string='Validation Date',
 255                                            type='date', select=True, store=True),
 256         'date_payment': fields.function(_get_date_payment2, method=True,
 257                                         string='Payment Date',
 258                                         type='date', select=True, store=True),
 259         'date_validity': fields.date('Validity Date', required=True),
 260         'user_id': fields.many2one('res.users', 'Connected Salesman', help="Person who uses the the cash register. It could be a reliever, a student or an interim employee."),
 261         'user_salesman_id': fields.many2one('res.users', 'Cashier', required=True, help="User who is logged into the system."),
 262         'sale_manager': fields.many2one('res.users', 'Salesman Manager'),
 263         'amount_tax': fields.function(_amount_all, method=True, string='Taxes', digits_compute=dp.get_precision('Point Of Sale'), multi='all'),
 264         'amount_total': fields.function(_amount_all, method=True, string='Total', multi='all'),
 265         'amount_paid': fields.function(_amount_all, string='Paid', states={'draft': [('readonly', False)]}, readonly=True, method=True, digits_compute=dp.get_precision('Point Of Sale'), multi='all'),
 266         'amount_return': fields.function(_amount_all, 'Returned', method=True, digits_compute=dp.get_precision('Point Of Sale'), multi='all'),
 267         'lines': fields.one2many('pos.order.line', 'order_id', 'Order Lines', states={'draft': [('readonly', False)]}, readonly=True),
 268         'price_type': fields.selection([
 269                                 ('tax_excluded','Tax excluded')],
 270                                  'Price Method', required=True),
 271         'statement_ids': fields.one2many('account.bank.statement.line', 'pos_statement_id', 'Payments', states={'draft': [('readonly', False)]}, readonly=True),
 272         'pricelist_id': fields.many2one('product.pricelist', 'Pricelist', required=True, states={'draft': [('readonly', False)]}, readonly=True),
 273         'partner_id': fields.many2one('res.partner', 'Customer', change_default=True, select=1, states={'draft': [('readonly', False)], 'paid': [('readonly', False)]}),
 274         'state': fields.selection([('draft', 'Quotation'),
 275                                    ('payment', 'Payment'),
 276                                    ('advance','Advance'),
 277                                    ('paid', 'Paid'),
 278                                    ('done', 'Done'),
 279                                    ('invoiced', 'Invoiced'),
 280                                    ('cancel', 'Cancel')],
 281                                   'State', readonly=True),
 282         'invoice_id': fields.many2one('account.invoice', 'Invoice'),
 283         'account_move': fields.many2one('account.move', 'Account Entry', readonly=True),
 284         'pickings': fields.one2many('stock.picking', 'pos_order', 'Picking', readonly=True),
 285         'picking_id': fields.many2one('stock.picking', 'Last Output Picking', readonly=True),
 286         'first_name': fields.char('First Name', size=64),
 287         'note': fields.text('Internal Notes'),
 288         'nb_print': fields.integer('Number of Print', readonly=True),
 289         'sale_journal': fields.many2one('account.journal', 'Journal', required=True, states={'draft': [('readonly', False)]}, readonly=True),
 290         'invoice_wanted': fields.boolean('Create Invoice'),
 291         'note_2': fields.char('Customer Note', size=64),
 292         'type_rec': fields.char('Type of Receipt', size=64),
 293         'remboursed': fields.boolean('Remboursed'),
 294         'contract_number': fields.char('Contract Number', size=512, select=1),
 295         'journal_entry': fields.boolean('Journal Entry'),
 296     }
 297
 298     def _select_pricelist(self, cr, uid, context=None):
 299         """ To get default pricelist for the order
 300         @param name: Names of fields.
 301         @return: pricelist ID
 302         """
 303         res = self.pool.get('sale.shop').search(cr, uid, [], context=context)
 304         if res:
 305             shop = self.pool.get('sale.shop').browse(cr, uid, res[0], context=context)
 306             return shop.pricelist_id and shop.pricelist_id.id or False
 307         return False
 308
 309     def _journal_default(self, cr, uid, context=None):
 310         """ To get default pricelist for the order
 311         @param name: Names of fields.
 312         @return: journal ID
 313         """
 314         journal_list = self.pool.get('account.journal').search(cr, uid, [('type', '=', 'cash')])
 315         return journal_list and journal_list[0] or False
 316
 317     _defaults = {
 318         'user_salesman_id':lambda self, cr, uid, context: uid,
 319         'user_id': lambda self, cr, uid, context: uid,
 320         'sale_manager': lambda self, cr, uid, context: uid,
 321         'state': 'draft',
 322         'price_type': 'tax_excluded',
 323         'name': lambda obj, cr, uid, context: obj.pool.get('ir.sequence').get(cr, uid, 'pos.order'),
 324         'date_order': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
 325         'date_validity': lambda *a: (datetime.today() + relativedelta(months=+6)).strftime('%Y-%m-%d'),
 326         'nb_print': 0,
 327         'company_id': lambda self,cr,uid,c: self.pool.get('res.users').browse(cr, uid, uid, c).company_id.id,
 328         'sale_journal': _sale_journal_get,
 329         'invoice_wanted': False,
 330         'shop_id': _shop_get,
 331         'pricelist_id': _select_pricelist,
 332     }
 333
 334
 335     def test_order_lines(self, cr, uid, order, context=None):
 336         """ Test order line is created or not for the order
 337         @param name: Names of fields.
 338         @return: True
 339         """
 340         if not order.lines:
 341             raise osv.except_osv(_('Error'), _('No order lines defined for this sale.'))
 342
 343         wf_service = netsvc.LocalService("workflow")
 344         wf_service.trg_validate(uid, 'pos.order', order.id, 'paid', cr)
 345         return True
 346
 347     def dummy_button(self, cr, uid, order, context=None):
 348         return True
 349
 350     def test_paid(self, cr, uid, ids, context=None):
 351         """ Test all amount is paid for this order
 352         @return: True
 353         """
 354         for order in self.browse(cr, uid, ids, context=context):
 355             if order.lines and not order.amount_total:
 356                 return True
 357             if (not order.lines) or (not order.statement_ids) or \
 358                 Decimal(str(order.amount_total)) != Decimal(str(order.amount_paid)):
 359                 return False
 360         return True
 361
 362     def _get_qty_differences(self, orders, old_picking):
 363         """check if the customer changed the product quantity """
 364         order_dict = {}
 365         for order in orders:
 366             for line in order.lines:
 367                 order_dict[line.product_id.id] = line
 368
 369         # check the quantity differences:
 370         diff_dict = {}
 371         for line in old_picking.move_lines:
 372             order_line = order_dict.get(line.product_id.id)
 373             if not order_line:
 374                 deleted = True
 375                 qty_to_delete_from_original_picking = line.product_qty
 376                 diff_dict[line.product_id.id] = (deleted, qty_to_delete_from_original_picking)
 377             elif line.product_qty != order_line.qty:
 378                 deleted = False
 379                 qty_to_delete_from_original_picking = line.product_qty - order_line.qty
 380                 diff_dict[line.product_id.id] = (deleted, qty_to_delete_from_original_picking)
 381
 382         return diff_dict
 383
 384     def _split_picking(self, cr, uid, ids, context, old_picking, diff_dict):
 385         """if the customer changes the product quantity, split the picking in two"""
 386         # create a copy of the original picking and adjust the product qty:
 387         picking_model = self.pool.get('stock.picking')
 388         defaults = {
 389             'note': "Partial picking from customer", # add a note to tell why we create a new picking
 390             'name': self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.out'), # increment the sequence
 391         }
 392
 393         new_picking_id = picking_model.copy(cr, uid, old_picking.id, defaults) # state = 'draft'
 394         new_picking = picking_model.browse(cr, uid, new_picking_id, context=context)
 395
 396         for line in new_picking.move_lines:
 397             p_id = line.product_id.id
 398             if p_id in diff_dict:
 399                 diff = diff_dict[p_id]
 400                 deleted = diff[0]
 401                 qty_to_del = diff[1]
 402                 if deleted: # product has been deleted (customer didn't took it):
 403                     # delete this product from old picking:
 404                     for old_line in old_picking.move_lines:
 405                         if old_line.product_id.id == p_id:
 406                             old_line.write({'state': 'draft'}, context=context) # cannot delete if not draft
 407                             old_line.unlink(context=context)
 408                 elif qty_to_del > 0: # product qty has been modified (customer took less than the ordered quantity):
 409                     # subtract qty from old picking:
 410                     for old_line in old_picking.move_lines:
 411                         if old_line.product_id.id == p_id:
 412                             old_line.write({'product_qty': old_line.product_qty - qty_to_del}, context=context)
 413                     # add qty to new picking:
 414                     line.write({'product_qty': qty_to_del}, context=context)
 415                 else: # product hasn't changed (customer took it without any change):
 416                     # delete this product from new picking:
 417                     line.unlink(context=context)
 418             else:
 419                 # delete it in the new picking:
 420                 line.unlink(context=context)
 421
 422     def create_picking(self, cr, uid, ids, context=None):
 423         """Create a picking for each order and validate it."""
 424         picking_obj = self.pool.get('stock.picking')
 425         property_obj = self.pool.get("ir.property")
 426         move_obj = self.pool.get('stock.move')
 427         pick_name = self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.out')
 428         orders = self.browse(cr, uid, ids, context=context)
 429         partner_obj = self.pool.get('res.partner')
 430         for order in orders:
 431             addr = order.partner_id and partner_obj.address_get(cr, uid, [order.partner_id.id], ['delivery']) or {}
 432             if not order.picking_id:
 433                 new = True
 434                 picking_id = picking_obj.create(cr, uid, {
 435                     'name': pick_name,
 436                     'origin': order.name,
 437                     'address_id': addr.get('delivery',False),
 438                     'type': 'out',
 439                     'state': 'draft',
 440                     'move_type': 'direct',
 441                     'note': 'POS notes ' + (order.note or ""),
 442                     'invoice_state': 'none',
 443                     'auto_picking': True,
 444                     'pos_order': order.id,
 445                 }, context=context)
 446                 self.write(cr, uid, [order.id], {'picking_id': picking_id}, context=context)
 447             else:
 448                 picking_id = order.picking_id.id
 449                 picking_obj.write(cr, uid, [picking_id], {'auto_picking': True}, context=context)
 450                 picking = picking_obj.browse(cr, uid, [picking_id], context=context)[0]
 451                 new = False
 452
 453                 # split the picking (if product quantity has changed):
 454                 diff_dict = self._get_qty_differences(orders, picking)
 455                 if diff_dict:
 456                     self._split_picking(cr, uid, ids, context, picking, diff_dict)
 457
 458             if new:
 459                 for line in order.lines:
 460                     if line.product_id and line.product_id.type == 'service':
 461                         continue
 462                     prop_ids = property_obj.search(cr, uid, [('name', '=', 'property_stock_customer')], context=context)
 463                     val = property_obj.browse(cr, uid, prop_ids[0], context=context).value_reference
 464                     cr.execute("SELECT s.id FROM stock_location s, stock_warehouse w WHERE w.lot_stock_id = s.id AND w.id = %s", (order.shop_id.warehouse_id.id, ))
 465                     res = cr.fetchone()
 466                     location_id = res and res[0] or None
 467                     stock_dest_id = val.id
 468                     if line.qty < 0:
 469                         location_id, stock_dest_id = stock_dest_id, location_id
 470                     move_obj.create(cr, uid, {
 471                             'name': '(POS %d)' % (order.id, ),
 472                             'product_uom': line.product_id.uom_id.id,
 473                             'product_uos': line.product_id.uom_id.id,
 474                             'picking_id': picking_id,
 475                             'product_id': line.product_id.id,
 476                             'product_uos_qty': abs(line.qty),
 477                             'product_qty': abs(line.qty),
 478                             'tracking_id': False,
 479                             'pos_line_id': line.id,
 480                             'state': 'waiting',
 481                             'location_id': location_id,
 482                             'location_dest_id': stock_dest_id,
 483                             'prodlot_id': line.prodlot_id and line.prodlot_id.id or False
 484                         }, context=context)
 485
 486             wf_service = netsvc.LocalService("workflow")
 487             wf_service.trg_validate(uid, 'stock.picking', picking_id, 'button_confirm', cr)
 488             picking_obj.force_assign(cr, uid, [picking_id], context)
 489         return True
 490
 491     def set_to_draft(self, cr, uid, ids, *args):
 492         """ Changes order state to draft
 493         @return: True
 494         """
 495         if not len(ids):
 496             return False
 497         self.write(cr, uid, ids, {'state': 'draft'})
 498         wf_service = netsvc.LocalService("workflow")
 499         for i in ids:
 500             wf_service.trg_create(uid, 'pos.order', i, cr)
 501         return True
 502
 503     def button_invalidate(self, cr, uid, ids, *args):
 504         """ Check the access for the sale order
 505         @return: True
 506         """
 507         res_obj = self.pool.get('res.company')
 508         try:
 509             part_company = res_obj.browse(cr, uid, uid) and res_obj.browse(cr, uid, uid).parent_id and res_obj.browse(cr, uid, uid).parent_id.id or None
 510         except Exception:
 511             raise osv.except_osv(_('Error'), _('You don\'t have enough access to validate this sale!'))
 512         if part_company:
 513             raise osv.except_osv(_('Error'), _('You don\'t have enough access to validate this sale!'))
 514         return True
 515
 516     def cancel_order(self, cr, uid, ids, context=None):
 517         """ Changes order state to cancel
 518         @return: True
 519         """
 520         self.write(cr, uid, ids, {'state': 'cancel'}, context=context)
 521         self.cancel_picking(cr, uid, ids, context=context)
 522         return True
 523
 524     def add_payment(self, cr, uid, order_id, data, context=None):
 525         """Create a new payment for the order"""
 526         statement_obj = self.pool.get('account.bank.statement')
 527         statement_line_obj = self.pool.get('account.bank.statement.line')
 528         prod_obj = self.pool.get('product.product')
 529         property_obj = self.pool.get('ir.property')
 530         curr_c = self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id
 531         curr_company = curr_c.id
 532         order = self.browse(cr, uid, order_id, context=context)
 533         if not order.num_sale and data['num_sale']:
 534             self.write(cr, uid, order_id, {'num_sale': data['num_sale']}, context=context)
 535         ids_new = []
 536         args = {
 537             'amount': data['amount'],
 538         }
 539         if 'payment_date' in data.keys():
 540             args['date'] = data['payment_date']
 541         if 'payment_name' in data.keys():
 542             args['name'] = data['payment_name'] + ' ' + order.name
 543         account_def = property_obj.get(cr, uid, 'property_account_receivable', 'res.partner', context=context)
 544         args['account_id'] = order.partner_id and order.partner_id.property_account_receivable \
 545                              and order.partner_id.property_account_receivable.id or account_def.id or curr_c.account_receivable.id
 546         if data.get('is_acc', False):
 547             args['is_acc'] = data['is_acc']
 548             args['account_id'] = prod_obj.browse(cr, uid, data['product_id'], context=context).property_account_income \
 549                                  and prod_obj.browse(cr, uid, data['product_id'], context=context).property_account_income.id
 550             if not args['account_id']:
 551                 raise osv.except_osv(_('Error'), _('Please provide an account for the product: %s')% \
 552                                      (prod_obj.browse(cr, uid, data['product_id'], context=context).name))
 553         args['partner_id'] = order.partner_id and order.partner_id.id or None
 554         args['ref'] = order.contract_number or None
 555
 556         statement_id = statement_obj.search(cr,uid, [
 557                                                      ('journal_id', '=', data['journal']),
 558                                                      ('company_id', '=', curr_company),
 559                                                      ('user_id', '=', uid),
 560                                                      ('state', '=', 'open')], context=context)
 561         if len(statement_id) == 0:
 562             raise osv.except_osv(_('Error !'), _('You have to open at least one cashbox'))
 563         if statement_id:
 564             statement_id = statement_id[0]
 565         args['statement_id'] = statement_id
 566         args['pos_statement_id'] = order_id
 567         args['journal_id'] = data['journal']
 568         args['type'] = 'customer'
 569         args['ref'] = order.name
 570         statement_line_obj.create(cr, uid, args, context=context)
 571         ids_new.append(statement_id)
 572
 573         wf_service = netsvc.LocalService("workflow")
 574         wf_service.trg_validate(uid, 'pos.order', order_id, 'paid', cr)
 575         wf_service.trg_write(uid, 'pos.order', order_id, cr)
 576
 577         return statement_id
 578
 579     def add_product(self, cr, uid, order_id, product_id, qty, context=None):
 580
 581         """Create a new order line the order"""
 582
 583         line_obj = self.pool.get('pos.order.line')
 584         values = self.read(cr, uid, order_id, ['partner_id', 'pricelist_id'])
 585
 586         pricelist = values['pricelist_id'] and values['pricelist_id'][0]
 587         product = values['partner_id'] and values['partner_id'][0]
 588
 589         price = line_obj.price_by_product(cr, uid, [],
 590                 pricelist, product_id, qty, product)
 591
 592         order_line_id = line_obj.create(cr, uid, {
 593             'order_id': order_id,
 594             'product_id': product_id,
 595             'qty': qty,
 596             'price_unit': price,
 597         }, context=context)
 598         return order_line_id, price
 599
 600     def refund(self, cr, uid, ids, context=None):
 601
 602         """Create a copy of order  for refund order"""
 603
 604         clone_list = []
 605         line_obj = self.pool.get('pos.order.line')
 606
 607         for order in self.browse(cr, uid, ids, context=context):
 608             clone_id = self.copy(cr, uid, order.id, {
 609                 'name': order.name + ' REFUND',
 610                 'date_order': time.strftime('%Y-%m-%d'),
 611                 'state': 'draft',
 612                 'note': 'REFUND\n'+ (order.note or ''),
 613                 'invoice_id': False,
 614                 'nb_print': 0,
 615                 'statement_ids': False,
 616                 }, context=context)
 617             clone_list.append(clone_id)
 618
 619
 620         for clone in self.browse(cr, uid, clone_list, context=context):
 621             for order_line in clone.lines:
 622                 line_obj.write(cr, uid, [order_line.id], {
 623                     'qty': -order_line.qty
 624                     }, context=context)
 625         return clone_list
 626
 627     def action_invoice(self, cr, uid, ids, context=None):
 628
 629         """Create a invoice of order  """
 630
 631         inv_ref = self.pool.get('account.invoice')
 632         inv_line_ref = self.pool.get('account.invoice.line')
 633         product_obj = self.pool.get('product.product')
 634         inv_ids = []
 635
 636         for order in self.pool.get('pos.order').browse(cr, uid, ids, context=context):
 637             if order.invoice_id:
 638                 inv_ids.append(order.invoice_id.id)
 639                 continue
 640
 641             if not order.partner_id:
 642                 raise osv.except_osv(_('Error'), _('Please provide a partner for the sale.'))
 643
 644             acc = order.partner_id.property_account_receivable.id
 645             inv = {
 646                 'name': 'Invoice from POS: '+order.name,
 647                 'origin': order.name,
 648                 'account_id': acc,
 649                 'journal_id': order.sale_journal.id or None,
 650                 'type': 'out_invoice',
 651                 'reference': order.name,
 652                 'partner_id': order.partner_id.id,
 653                 'comment': order.note or '',
 654                 'currency_id': order.pricelist_id.currency_id.id, # considering partner's sale pricelist's currency
 655             }
 656             inv.update(inv_ref.onchange_partner_id(cr, uid, [], 'out_invoice', order.partner_id.id)['value'])
 657             if not inv.get('account_id', None):
 658                 inv['account_id'] = acc
 659             inv_id = inv_ref.create(cr, uid, inv, context=context)
 660
 661             self.write(cr, uid, [order.id], {'invoice_id': inv_id, 'state': 'invoiced'}, context=context)
 662             inv_ids.append(inv_id)
 663             for line in order.lines:
 664                 inv_line = {
 665                     'invoice_id': inv_id,
 666                     'product_id': line.product_id.id,
 667                     'quantity': line.qty,
 668                 }
 669                 inv_name = product_obj.name_get(cr, uid, [line.product_id.id], context=context)[0][1]
 670
 671                 inv_line.update(inv_line_ref.product_id_change(cr, uid, [],
 672                                                                line.product_id.id,
 673                                                                line.product_id.uom_id.id,
 674                                                                line.qty, partner_id = order.partner_id.id,
 675                                                                fposition_id=order.partner_id.property_account_position.id)['value'])
 676                 inv_line['price_unit'] = line.price_unit
 677                 inv_line['discount'] = line.discount
 678                 inv_line['name'] = inv_name
 679                 inv_line['invoice_line_tax_id'] = ('invoice_line_tax_id' in inv_line)\
 680                     and [(6, 0, inv_line['invoice_line_tax_id'])] or []
 681                 inv_line_ref.create(cr, uid, inv_line, context=context)
 682
 683         for i in inv_ids:
 684             wf_service = netsvc.LocalService("workflow")
 685             wf_service.trg_validate(uid, 'account.invoice', i, 'invoice_open', cr)
 686         return inv_ids
 687
 688     def create_account_move(self, cr, uid, ids, context=None):
 689         """Create a account move line of order  """
 690         account_move_obj = self.pool.get('account.move')
 691         account_move_line_obj = self.pool.get('account.move.line')
 692         account_period_obj = self.pool.get('account.period')
 693         account_tax_obj = self.pool.get('account.tax')
 694         res_obj=self.pool.get('res.users')
 695         property_obj=self.pool.get('ir.property')
 696         period = account_period_obj.find(cr, uid, context=context)[0]
 697
 698         for order in self.browse(cr, uid, ids, context=context):
 699             curr_c = res_obj.browse(cr, uid, uid).company_id
 700             comp_id = res_obj.browse(cr, order.user_id.id, order.user_id.id).company_id
 701             comp_id = comp_id and comp_id.id or False
 702             to_reconcile = []
 703             group_tax = {}
 704             account_def = property_obj.get(cr, uid, 'property_account_receivable', 'res.partner', context=context).id
 705
 706             order_account = order.partner_id and order.partner_id.property_account_receivable and order.partner_id.property_account_receivable.id or account_def or curr_c.account_receivable.id
 707
 708             # Create an entry for the sale
 709             move_id = account_move_obj.create(cr, uid, {
 710                 'journal_id': order.sale_journal.id,
 711                 'period_id': period,
 712                 }, context=context)
 713
 714             # Create an move for each order line
 715             for line in order.lines:
 716                 tax_amount = 0
 717                 taxes = [t for t in line.product_id.taxes_id]
 718                 if order.price_type == 'tax_excluded':
 719                     computed_taxes = account_tax_obj.compute_all(
 720                         cr, uid, taxes, line.price_unit, line.qty)['taxes']
 721                 else:
 722                     computed_taxes = account_tax_obj.compute_inv(
 723                         cr, uid, taxes, line.price_unit, line.qty)
 724
 725                 for tax in computed_taxes:
 726                     tax_amount += round(tax['amount'], 2)
 727                     group_key = (tax['tax_code_id'],
 728                                 tax['base_code_id'],
 729                                 tax['account_collected_id'])
 730
 731                     if group_key in group_tax:
 732                         group_tax[group_key] += round(tax['amount'], 2)
 733                     else:
 734                         group_tax[group_key] = round(tax['amount'], 2)
 735                 if order.price_type != 'tax_excluded':
 736                     amount = line.price_subtotal - tax_amount
 737                 else:
 738                     amount = line.price_subtotal
 739
 740                 # Search for the income account
 741                 if  line.product_id.property_account_income.id:
 742                     income_account = line.\
 743                                     product_id.property_account_income.id
 744                 elif line.product_id.categ_id.\
 745                         property_account_income_categ.id:
 746                     income_account = line.product_id.categ_id.\
 747                                     property_account_income_categ.id
 748                 else:
 749                     raise osv.except_osv(_('Error !'), _('There is no income '\
 750                         'account defined for this product: "%s" (id:%d)') \
 751                         % (line.product_id.name, line.product_id.id, ))
 752
 753                 # Empty the tax list as long as there is no tax code:
 754                 tax_code_id = False
 755                 tax_amount = 0
 756                 while computed_taxes:
 757                     tax = computed_taxes.pop(0)
 758                     if amount > 0:
 759                         tax_code_id = tax['base_code_id']
 760                         tax_amount = line.price_subtotal * tax['base_sign']
 761                     else:
 762                         tax_code_id = tax['ref_base_code_id']
 763                         tax_amount = line.price_subtotal * tax['ref_base_sign']
 764                     # If there is one we stop
 765                     if tax_code_id:
 766                         break
 767
 768                 # Create a move for the line
 769                 account_move_line_obj.create(cr, uid, {
 770                     'name': "aa"+order.name,
 771                     'date': order.date_order[:10],
 772                     'ref': order.contract_number or order.name,
 773                     'quantity': line.qty,
 774                     'product_id': line.product_id.id,
 775                     'move_id': move_id,
 776                     'account_id': income_account,
 777                     'company_id': comp_id,
 778                     'credit': ((amount>0) and amount) or 0.0,
 779                     'debit': ((amount<0) and -amount) or 0.0,
 780                     'journal_id': order.sale_journal.id,
 781                     'period_id': period,
 782                     'tax_code_id': tax_code_id,
 783                     'tax_amount': tax_amount,
 784                     'partner_id': order.partner_id and order.partner_id.id or False
 785                 }, context=context)
 786
 787                 # For each remaining tax with a code, whe create a move line
 788                 for tax in computed_taxes:
 789                     if amount > 0:
 790                         tax_code_id = tax['base_code_id']
 791                         tax_amount = line.price_subtotal * tax['base_sign']
 792                     else:
 793                         tax_code_id = tax['ref_base_code_id']
 794                         tax_amount = line.price_subtotal * tax['ref_base_sign']
 795                     if not tax_code_id:
 796                         continue
 797
 798                     account_move_line_obj.create(cr, uid, {
 799                         'name': "bb" + order.name,
 800                         'date': order.date_order[:10],
 801                         'ref': order.contract_number or order.name,
 802                         'product_id':line.product_id.id,
 803                         'quantity': line.qty,
 804                         'move_id': move_id,
 805                         'account_id': income_account,
 806                         'company_id': comp_id,
 807                         'credit': 0.0,
 808                         'debit': 0.0,
 809                         'journal_id': order.sale_journal.id,
 810                         'period_id': period,
 811                         'tax_code_id': tax_code_id,
 812                         'tax_amount': tax_amount,
 813                     }, context=context)
 814
 815
 816             # Create a move for each tax group
 817             (tax_code_pos, base_code_pos, account_pos)= (0, 1, 2)
 818             for key, amount in group_tax.items():
 819                 account_move_line_obj.create(cr, uid, {
 820                     'name': "cc" + order.name,
 821                     'date': order.date_order[:10],
 822                     'ref': order.contract_number or order.name,
 823                     'move_id': move_id,
 824                     'company_id': comp_id,
 825                     'quantity': line.qty,
 826                     'product_id': line.product_id.id,
 827                     'account_id': key[account_pos],
 828                     'credit': ((amount>0) and amount) or 0.0,
 829                     'debit': ((amount<0) and -amount) or 0.0,
 830                     'journal_id': order.sale_journal.id,
 831                     'period_id': period,
 832                     'tax_code_id': key[tax_code_pos],
 833                     'tax_amount': amount,
 834                 }, context=context)
 835
 836             # counterpart
 837             to_reconcile.append(account_move_line_obj.create(cr, uid, {
 838                 'name': "dd" + order.name,
 839                 'date': order.date_order[:10],
 840                 'ref': order.contract_number or order.name,
 841                 'move_id': move_id,
 842                 'company_id': comp_id,
 843                 'account_id': order_account,
 844                 'credit': ((order.amount_total < 0) and -order.amount_total)\
 845                     or 0.0,
 846                 'debit': ((order.amount_total > 0) and order.amount_total)\
 847                     or 0.0,
 848                 'journal_id': order.sale_journal.id,
 849                 'period_id': period,
 850                 'partner_id': order.partner_id and order.partner_id.id or False
 851             }, context=context))
 852
 853
 854             # search the account receivable for the payments:
 855             account_receivable = order.sale_journal.default_credit_account_id.id
 856             if not account_receivable:
 857                 raise  osv.except_osv(_('Error !'),
 858                     _('There is no receivable account defined for this journal:'\
 859                     ' "%s" (id:%d)') % (order.sale_journal.name, order.sale_journal.id, ))
 860             for payment in order.statement_ids:
 861                 # Create one entry for the payment
 862                 if payment.is_acc:
 863                     continue
 864                 account_move_obj.create(cr, uid, {
 865                     'journal_id': payment.statement_id.journal_id.id,
 866                     'period_id': period,
 867                 }, context=context)
 868
 869             for stat_l in order.statement_ids:
 870                 if stat_l.is_acc and len(stat_l.move_ids):
 871                     for st in stat_l.move_ids:
 872                         for s in st.line_id:
 873                             if s.credit:
 874                                 account_move_line_obj.copy(cr, uid, s.id, {
 875                                                         'debit': s.credit,
 876                                                         'statement_id': False,
 877                                                         'credit': s.debit
 878                                                     })
 879                                 account_move_line_obj.copy(cr, uid, s.id, {
 880                                                         'statement_id': False,
 881                                                         'account_id': order_account
 882                                                      })
 883
 884             self.write(cr, uid, order.id, {'state':'done'}, context=context)
 885         return True
 886
 887     def cancel_picking(self, cr, uid, ids, context=None):
 888         stock_picking_obj = self.pool.get('stock.picking')
 889         for order in self.browse(cr, uid, ids, context=context):
 890             for picking in order.pickings:
 891                 stock_picking_obj.unlink(cr, uid, [picking.id], context=context)
 892         return True
 893
 894
 895     def action_payment(self, cr, uid, ids, context=None):
 896         vals = {'state': 'payment'}
 897         sequence_obj = self.pool.get('ir.sequence')
 898         for pos in self.browse(cr, uid, ids, context=context):
 899             create_contract_nb = False
 900             for line in pos.lines:
 901                 if line.product_id.product_type == 'MD':
 902                     create_contract_nb = True
 903                     break
 904             if create_contract_nb:
 905                 seq = sequence_obj.get(cr, uid, 'pos.user_%s' % pos.user_salesman_id.login)
 906                 vals['contract_number'] = '%s-%s' % (pos.user_salesman_id.login, seq)
 907         self.write(cr, uid, ids, vals, context=context)
 908
 909     def action_paid(self, cr, uid, ids, context=None):
 910         if context is None:
 911             context = {}
 912         if context.get('flag', False):
 913             self.create_picking(cr, uid, ids, context=None)
 914             self.write(cr, uid, ids, {'state': 'paid'}, context=context)
 915         else:
 916             context['flag'] = True
 917         return True
 918
 919     def action_cancel(self, cr, uid, ids, context=None):
 920         self.write(cr, uid, ids, {'state': 'cancel'}, context=context)
 921         return True
 922
 923     def action_done(self, cr, uid, ids, context=None):
 924         for order in self.browse(cr, uid, ids, context=context):
 925             if not order.journal_entry:
 926                 self.create_account_move(cr, uid, ids, context=None)
 927         return True
 928
 929     def compute_state(self, cr, uid, id):
 930         cr.execute("SELECT act.id, act.name FROM wkf_activity act "
 931                    "INNER JOIN wkf_workitem item ON act.id = item.act_id "
 932                    "INNER JOIN wkf_instance inst ON item.inst_id = inst.id "
 933                    "INNER JOIN wkf ON inst.wkf_id = wkf.id "
 934                    "WHERE wkf.osv = 'pos.order' AND inst.res_id = %s "
 935                    "ORDER BY act.name", (id, ))
 936         return [name for id, name in cr.fetchall()]
 937
 938 pos_order()
 939
 940 class account_bank_statement(osv.osv):
 941     _inherit = 'account.bank.statement'
 942     _columns= {
 943         'user_id': fields.many2one('res.users', ondelete='cascade', string='User', readonly=True),
 944     }
 945     _defaults = {
 946         'user_id': lambda self,cr,uid,c: self.pool.get('res.users').browse(cr, uid, uid, c).id
 947     }
 948 account_bank_statement()
 949
 950 class account_bank_statement_line(osv.osv):
 951     _inherit = 'account.bank.statement.line'
 952     def _get_statement_journal(self, cr, uid, ids, context, *a):
 953         res = {}
 954         for line in self.browse(cr, uid, ids):
 955             res[line.id] = line.statement_id and line.statement_id.journal_id and line.statement_id.journal_id.name or None
 956         return res
 957     _columns= {
 958         'journal_id': fields.function(_get_statement_journal, method=True,store=True, string='Journal', type='char', size=64),
 959         'am_out': fields.boolean("To count"),
 960         'is_acc': fields.boolean("Is accompte"),
 961         'pos_statement_id': fields.many2one('pos.order', ondelete='cascade'),
 962     }
 963 account_bank_statement_line()
 964
 965 class pos_order_line(osv.osv):
 966     _name = "pos.order.line"
 967     _description = "Lines of Point of Sale"
 968
 969     def _get_amount(self, cr, uid, ids, field_name, arg, context=None):
 970         res = {}
 971         for line in self.browse(cr, uid, ids, context=context):
 972             price = self.price_by_product(cr, uid, ids, line.order_id.pricelist_id.id, line.product_id.id, line.qty, line.order_id.partner_id.id)
 973             res[line.id] = price
 974         return res
 975
 976     def _amount_line_ttc(self, cr, uid, ids, field_name, arg, context=None):
 977         res = dict.fromkeys(ids, 0.0)
 978         account_tax_obj = self.pool.get('account.tax')
 979         self.price_by_product_multi(cr, uid, ids)
 980         for line in self.browse(cr, uid, ids, context=context):
 981             tax_amount = 0.0
 982             taxes = [t for t in line.product_id.taxes_id]
 983             if line.qty == 0.0:
 984                 continue
 985             computed_taxes = account_tax_obj.compute_all(cr, uid, taxes, line.price_unit, line.qty)['taxes']
 986             for tax in computed_taxes:
 987                 tax_amount += tax['amount']
 988             if line.discount != 0.0:
 989                 res[line.id] = line.price_unit * line.qty * (1 - (line.discount or 0.0) / 100.0)
 990             else:
 991                 res[line.id] = line.price_unit*line.qty
 992             res[line.id] = res[line.id] + tax_amount
 993         return res
 994
 995     def _amount_line(self, cr, uid, ids, field_name, arg, context=None):
 996         res = {}
 997         self.price_by_product_multi(cr, uid, ids)
 998         for line in self.browse(cr, uid, ids, context=context):
 999             if line.discount!=0.0:
1000                 res[line.id] = line.price_unit * line.qty * (1 - (line.discount or 0.0) / 100.0)
1001             else:
1002                 res[line.id] = line.price_unit * line.qty
1003         return res
1004
1005     def _amount_line_all(self, cr, uid, ids, field_names, arg, context=None):
1006         res = dict([(i, {}) for i in ids])
1007         account_tax_obj = self.pool.get('account.tax')
1008
1009         self.price_by_product_multi(cr, uid, ids)
1010         for line in self.browse(cr, uid, ids, context=context):
1011             for f in field_names:
1012                 if f == 'price_subtotal':
1013                     if line.discount != 0.0:
1014                         res[line.id][f] = line.price_unit * line.qty * (1 - (line.discount or 0.0) / 100.0)
1015                     else:
1016                         res[line.id][f] = line.price_unit * line.qty
1017                 elif f == 'price_subtotal_incl':
1018                     taxes = [t for t in line.product_id.taxes_id]
1019                     if line.qty == 0.0:
1020                         res[line.id][f] = 0.0
1021                         continue
1022                     price = line.price_unit * (1 - (line.discount or 0.0) / 100.0)
1023                     computed_taxes = account_tax_obj.compute_all(cr, uid, taxes, price, line.qty)
1024                     cur = line.order_id.pricelist_id.currency_id
1025                     res[line.id][f] = self.pool.get('res.currency').round(cr, uid, cur, computed_taxes['total'])
1026         return res
1027
1028     def price_by_product_multi(self, cr, uid, ids, context=None):
1029         if context is None:
1030             context = {}
1031         res = {}.fromkeys(ids, 0.0)
1032         lines = self.browse(cr, uid, ids, context=context)
1033
1034         pricelist_ids = [line.order_id.pricelist_id.id for line in lines]
1035         products_by_qty_by_partner = [(line.product_id.id, line.qty, line.order_id.partner_id.id) for line in lines]
1036
1037         price_get_multi_res = self.pool.get('product.pricelist').price_get_multi(cr, uid, pricelist_ids, products_by_qty_by_partner, context=context)
1038
1039         for line in lines:
1040             pricelist = line.order_id.pricelist_id.id
1041             product_id = line.product_id
1042
1043             if not product_id:
1044                 res[line.id] = 0.0
1045                 continue
1046             if not pricelist:
1047                 raise osv.except_osv(_('No Pricelist !'),
1048                     _('You have to select a pricelist in the sale form !\n' \
1049                     'Please set one before choosing a product.'))
1050
1051             #old_price = self.pool.get('product.pricelist').price_get(cr, uid, [pricelist], product_id.id, qty or 1.0, partner_id, {'uom': uom_id})[pricelist]
1052             #print "prod_id: %s, pricelist: %s, price: %s" % (product_id.id, pricelist, price)
1053             price = price_get_multi_res[line.product_id.id][pricelist]
1054             #print "prod_id: %s, pricelist: %s, price2: %s" % (product_id.id, pricelist, price2)
1055
1056             #if old_price != price:
1057             #    raise Exception('old_price != price')
1058
1059             unit_price = price or product_id.list_price
1060             res[line.id] = unit_price
1061             if unit_price is False:
1062                 raise osv.except_osv(_('No valid pricelist line found !'),
1063                     _("Couldn't find a pricelist line matching this product" \
1064                     " and quantity.\nYou have to change either the product," \
1065                     " the quantity or the pricelist."))
1066         return res
1067
1068     def price_by_product(self, cr, uid, ids, pricelist, product_id, qty=0, partner_id=False):
1069         if not product_id:
1070             return 0.0
1071         if not pricelist:
1072             raise osv.except_osv(_('No Pricelist !'),
1073                 _('You have to select a pricelist in the sale form !\n' \
1074                 'Please set one before choosing a product.'))
1075         p_obj = self.pool.get('product.product').browse(cr, uid, [product_id])[0]
1076         uom_id = p_obj.uom_po_id.id
1077         price = self.pool.get('product.pricelist').price_get(cr, uid,
1078             [pricelist], product_id, qty or 1.0, partner_id, {'uom': uom_id})[pricelist]
1079         unit_price=price or p_obj.list_price
1080         if unit_price is False:
1081             raise osv.except_osv(_('No valid pricelist line found !'),
1082                 _("Couldn't find a pricelist line matching this product" \
1083                 " and quantity.\nYou have to change either the product," \
1084                 " the quantity or the pricelist."))
1085         return unit_price
1086
1087     def onchange_product_id(self, cr, uid, ids, pricelist, product_id, qty=0, partner_id=False):
1088         price = self.price_by_product(cr, uid, ids, pricelist, product_id, qty, partner_id)
1089         self.write(cr, uid, ids, {'price_unit':price})
1090         pos_stot = (price * qty)
1091         return {'value': {'price_unit': price, 'price_subtotal_incl': pos_stot}}
1092
1093     def onchange_subtotal(self, cr, uid, ids, discount, price, pricelist, qty,partner_id, product_id, *a):
1094         prod_obj = self.pool.get('product.product')
1095         price_f = self.price_by_product(cr, uid, ids, pricelist, product_id, qty, partner_id)
1096         prod_id = ''
1097         if product_id:
1098             prod_id = prod_obj.browse(cr, uid, product_id).disc_controle
1099         disc = 0.0
1100         if (disc != 0.0 or prod_id) and price_f > 0:
1101             disc = 100 - (price/price_f*100)
1102             return {'value': {'discount': disc, 'price_unit': price_f}}
1103         return {}
1104
1105     def onchange_ded(self, cr, uid, ids, val_ded, price_u, *a):
1106         res_obj = self.pool.get('res.users')
1107         comp = res_obj.browse(cr, uid, uid).company_id.company_discount or 0.0
1108         val = 0.0
1109         if val_ded and price_u:
1110             val=100.0 * val_ded / price_u
1111         if val > comp:
1112             return {'value': {'discount': val, 'notice': '' }}
1113         return {'value': {'discount': val}}
1114
1115     def onchange_discount(self, cr, uid, ids, discount, price, *a):
1116         pos_order = self.pool.get('pos.order.line')
1117         res_obj = self.pool.get('res.users')
1118         company_disc = pos_order.browse(cr,uid,ids)
1119         if discount:
1120             if not company_disc:
1121                 comp=res_obj.browse(cr,uid,uid).company_id.company_discount or 0.0
1122             else:
1123                 comp= company_disc[0] and company_disc[0].order_id.company_id and  company_disc[0].order_id.company_id.company_discount  or 0.0
1124
1125             if discount > comp :
1126                 return {'value': {'notice': '', 'price_ded': price * discount * 0.01 or 0.0  }}
1127             else:
1128                 return {'value': {'notice': 'Minimum Discount', 'price_ded': price * discount * 0.01 or 0.0  }}
1129         else :
1130             return {'value': {'notice': 'No Discount', 'price_ded': price * discount * 0.01 or 0.0}}
1131
1132     def onchange_qty(self, cr, uid, ids, discount, qty, price, context=None):
1133         subtotal = qty * price
1134         if discount:
1135             subtotal = subtotal - (subtotal * discount / 100)
1136         return {'value': {'price_subtotal_incl': subtotal}}
1137
1138     _columns = {
1139         'name': fields.char('Line Description', size=512),
1140         'company_id': fields.many2one('res.company', 'Company', required=True),
1141         'notice': fields.char('Discount Notice', size=128, required=True),
1142         'serial_number': fields.char('Serial Number', size=128),
1143         'product_id': fields.many2one('product.product', 'Product', domain=[('sale_ok', '=', True)], required=True, change_default=True),
1144         'price_unit': fields.function(_get_amount, method=True, string='Unit Price', store=True),
1145         'price_ded': fields.float('Discount(Amount)', digits_compute=dp.get_precision('Point Of Sale')),
1146         'qty': fields.float('Quantity'),
1147         'qty_rfd': fields.float('Refunded Quantity'),
1148         'price_subtotal': fields.function(_amount_line_all, method=True, multi='pos_order_line_amount', string='Subtotal w/o Tax'),
1149         'price_subtotal_incl': fields.function(_amount_line_all, method=True, multi='pos_order_line_amount', string='Subtotal'),
1150         'discount': fields.float('Discount (%)', digits=(16, 2)),
1151         'order_id': fields.many2one('pos.order', 'Order Ref', ondelete='cascade'),
1152         'create_date': fields.datetime('Creation Date', readonly=True),
1153         'prodlot_id': fields.many2one('stock.production.lot', 'Production Lot', help="You can specify Production lot for stock move created when you validate the pos order"),
1154     }
1155
1156     _defaults = {
1157         'name': lambda obj, cr, uid, context: obj.pool.get('ir.sequence').get(cr, uid, 'pos.order.line'),
1158         'qty': lambda *a: 1,
1159         'discount': lambda *a: 0.0,
1160         'price_ded': lambda *a: 0.0,
1161         'notice': lambda *a: 'No Discount',
1162         'company_id': lambda self,cr,uid,c: self.pool.get('res.users').browse(cr, uid, uid, c).company_id.id,
1163         }
1164
1165     def create(self, cr, user, vals, context=None):
1166         if vals.get('product_id'):
1167             return super(pos_order_line, self).create(cr, user, vals, context=context)
1168         return False
1169
1170     def write(self, cr, user, ids, values, context=None):
1171         if 'product_id' in values and not values['product_id']:
1172             return False
1173         return super(pos_order_line, self).write(cr, user, ids, values, context=context)
1174
1175     def _scan_product(self, cr, uid, ean, qty, order):
1176         # search pricelist_id
1177         product_obj = self.pool.get('product.product')
1178         pricelist_id = self.pool.get('pos.order').read(cr, uid, [order], ['pricelist_id'] )
1179         if not pricelist_id:
1180             return False
1181
1182         new_line = True
1183
1184         product_id = product_obj.search(cr, uid, [('ean13','=', ean)])
1185         if not product_id:
1186            return False
1187
1188         # search price product
1189         product = product_obj.read(cr, uid, product_id)
1190         product_name = product[0]['name']
1191         price = self.price_by_product(cr, uid, 0, pricelist_id[0]['pricelist_id'][0], product_id[0], 1)
1192
1193         order_line_ids = self.search(cr, uid, [('name', '=', product_name), ('order_id', '=' ,order)])
1194         if order_line_ids:
1195             new_line = False
1196             order_line_id = order_line_ids[0]
1197             qty += self.read(cr, uid, order_line_ids[0], ['qty'])['qty']
1198
1199         if new_line:
1200             vals = {'product_id': product_id[0],
1201                     'price_unit': price,
1202                     'qty': qty,
1203                     'name': product_name,
1204                     'order_id': order,
1205             }
1206             line_id = self.create(cr, uid, vals)
1207             if not line_id:
1208                 raise osv.except_osv(_('Error'), _('Create line failed !'))
1209         else:
1210             vals = {
1211                 'qty': qty,
1212                 'price_unit': price
1213             }
1214             line_id = self.write(cr, uid, order_line_id, vals)
1215             if not line_id:
1216                 raise osv.except_osv(_('Error'), _('Modify line failed !'))
1217             line_id = order_line_id
1218
1219         price_line = float(qty) * float(price)
1220         return {
1221             'name': product_name,
1222             'product_id': product_id[0],
1223             'price': price,
1224             'price_line': price_line ,
1225             'qty': qty
1226         }
1227
1228 pos_order_line()
1229
1230 class product_product(osv.osv):
1231     _inherit = 'product.product'
1232     _columns = {
1233         'income_pdt': fields.boolean('Product for Input'),
1234         'expense_pdt': fields.boolean('Product for Output'),
1235         'am_out': fields.boolean('Control for Output Operations'),
1236         'disc_controle': fields.boolean('Discount Control'),
1237     }
1238     _defaults = {
1239         'disc_controle': True,
1240     }
1241 product_product()
1242
1243 class stock_picking(osv.osv):
1244     _inherit = 'stock.picking'
1245     _columns = {
1246         'pos_order': fields.many2one('pos.order', 'Pos order'),
1247     }
1248
1249 stock_picking()
1250
1251 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: