addons/point_of_sale/pos.py

   1 # -*- encoding: utf-8 -*-
   2 ##############################################################################
   3 #
   4 #    OpenERP, Open Source Management Solution
   5 #    Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>). All Rights Reserved
   6 #    $Id$
   7 #
   8 #    This program is free software: you can redistribute it and/or modify
   9 #    it under the terms of the GNU General Public License as published by
  10 #    the Free Software Foundation, either version 3 of the License, or
  11 #    (at your option) any later version.
  12 #
  13 #    This program is distributed in the hope that it will be useful,
  14 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 #    GNU General Public License for more details.
  17 #
  18 #    You should have received a copy of the GNU General Public License
  19 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 #
  21 ##############################################################################
  22
  23 import time
  24 import netsvc
  25 from osv import fields, osv
  26 from mx import DateTime
  27 from tools.translate import _
  28 import tools
  29
  30
  31 class pos_config_journal(osv.osv):
  32     _name = 'pos.config.journal'
  33     _description = "Point of Sale journal configuration."
  34     _columns = {
  35         'name': fields.char('Description', size=64),
  36         'code': fields.char('Code', size=64),
  37         'journal_id': fields.many2one('account.journal', "Journal")
  38     }
  39
  40 pos_config_journal()
  41
  42
  43 class pos_order(osv.osv):
  44     _name = "pos.order"
  45     _description = "Point of Sale"
  46     _order = "date_order, create_date desc"
  47     _order = "date_order desc"
  48
  49     def unlink(self, cr, uid, ids, context={}):
  50         for rec in self.browse(cr, uid, ids, context=context):
  51             if rec.state<>'draft':
  52                 raise osv.except_osv(_('Invalid action !'), _('Cannot delete a point of sale which is already confirmed !'))
  53         return super(pos_order, self).unlink(cr, uid, ids, context=context)
  54
  55     def onchange_partner_pricelist(self, cr, uid, ids, part, context={}):
  56         if not part:
  57             return {}
  58         pricelist = self.pool.get('res.partner').browse(cr, uid, part).property_product_pricelist.id
  59         return {'value':{'pricelist_id': pricelist}}
  60
  61     def _amount_total(self, cr, uid, ids, field_name, arg, context):
  62         id_set = ",".join(map(str, ids))
  63         cr.execute("""
  64         SELECT
  65             p.id,
  66             COALESCE(SUM(
  67                 l.price_unit*l.qty*(1-(l.discount/100.0)))::decimal(16,2), 0
  68                 ) AS amount
  69         FROM pos_order p
  70             LEFT OUTER JOIN pos_order_line l ON (p.id=l.order_id)
  71         WHERE p.id IN (""" + id_set  +""") GROUP BY p.id """)
  72         res = dict(cr.fetchall())
  73
  74         for rec in self.browse(cr, uid, ids, context):
  75             if rec.partner_id \
  76                and rec.partner_id.property_account_position \
  77                and rec.partner_id.property_account_position.tax_ids:
  78                 res[rec.id] = res[rec.id] - rec.amount_tax
  79         return res
  80
  81     def _amount_tax(self, cr, uid, ids, field_name, arg, context):
  82         res = {}
  83         tax_obj = self.pool.get('account.tax')
  84         for order in self.browse(cr, uid, ids):
  85             val = 0.0
  86             for line in order.lines:
  87                 val = reduce(lambda x, y: x+round(y['amount'], 2),
  88                         tax_obj.compute_inv(cr, uid, line.product_id.taxes_id,
  89                             line.price_unit * \
  90                             (1-(line.discount or 0.0)/100.0), line.qty),
  91                             val)
  92
  93             res[order.id] = val
  94         return res
  95
  96     def _total_payment(self, cr, uid, ids, field_name, arg, context):
  97         res = {}
  98         for order in self.browse(cr, uid, ids):
  99             val = 0.0
 100             for payment in order.payments:
 101                 val += payment.amount
 102             res[order.id] = val
 103         return res
 104
 105     def _total_return(self, cr, uid, ids, field_name, arg, context):
 106         res = {}
 107         for order in self.browse(cr, uid, ids):
 108             val = 0.0
 109             for payment in order.payments:
 110                 val += (payment.amount < 0 and payment.amount or 0)
 111             res[order.id] = val
 112         return res
 113
 114     def payment_get(self, cr, uid, ids, context=None):
 115         cr.execute("select id from pos_payment where order_id in (%s)" % \
 116                     ','.join([str(i) for i in ids]))
 117         return [i[0] for i in cr.fetchall()]
 118
 119     def _sale_journal_get(self, cr, uid, context):
 120         journal_obj = self.pool.get('account.journal')
 121         res = journal_obj.search(cr, uid,
 122             [('type', '=', 'sale')], limit=1)
 123         if res:
 124             return res[0]
 125         else:
 126             return False
 127
 128     def _receivable_get(self, cr, uid, context=None):
 129         prop_obj = self.pool.get('ir.property')
 130         res = prop_obj.get(cr, uid, 'property_account_receivable', 'res.partner', context=context)
 131         return res
 132
 133     def copy(self, cr, uid, id, default=None, context={}):
 134         if not default:
 135             default = {}
 136         default.update({
 137             'state': 'draft',
 138             'payments': [],
 139             'partner_id': False,
 140             'invoice_id': False,
 141             'account_move': False,
 142             'last_out_picking': False,
 143             'nb_print': 0,
 144             'pickings': []
 145         })
 146         return super(pos_order, self).copy(cr, uid, id, default, context)
 147
 148     _columns = {
 149         'name': fields.char('Order Description', size=64, required=True,
 150             states={'draft': [('readonly', False)]}, readonly=True),
 151         'shop_id': fields.many2one('sale.shop', 'Shop', required=True,
 152             states={'draft': [('readonly', False)]}, readonly=True),
 153         'date_order': fields.date('Date Ordered', readonly=True),
 154         'date_validity': fields.date('Validity Date', required=True),
 155         'user_id': fields.many2one('res.users', 'Salesman',
 156             readonly=True),
 157         'amount_tax': fields.function(_amount_tax, method=True, string='Taxes'),
 158         'amount_total': fields.function(_amount_total, method=True,
 159             string='Total'),
 160         'amount_paid': fields.function(_total_payment, 'Paid',
 161             states={'draft': [('readonly', False)]}, readonly=True,
 162             method=True),
 163         'amount_return': fields.function(_total_return, 'Returned',
 164                                         method=True),
 165         'lines': fields.one2many('pos.order.line', 'order_id',
 166             'Order Lines', states={'draft': [('readonly', False)]},
 167             readonly=True),
 168         'payments': fields.one2many('pos.payment', 'order_id',
 169             'Order Payments', states={'draft': [('readonly', False)]},
 170             readonly=True),
 171         'pricelist_id': fields.many2one('product.pricelist', 'Pricelist',
 172             required=True, states={'draft': [('readonly', False)]},
 173             readonly=True),
 174         'partner_id': fields.many2one(
 175             'res.partner', 'Partner', change_default=True,
 176             states={'draft': [('readonly', False)], 'paid': [('readonly', False)]},
 177             readonly=True),
 178         'state': fields.selection([('cancel', 'Cancel'), ('draft', 'Draft'),
 179             ('paid', 'Paid'), ('done', 'Done'), ('invoiced', 'Invoiced')], 'State',
 180             readonly=True, ),
 181         'invoice_id': fields.many2one('account.invoice', 'Invoice', readonly=True),
 182         'account_move': fields.many2one('account.move', 'Account Entry',
 183             readonly=True),
 184         'pickings': fields.one2many('stock.picking', 'pos_order', 'Picking',
 185             readonly=True),
 186         'last_out_picking': fields.many2one('stock.picking',
 187                                             'Last output picking',
 188                                             readonly=True),
 189         'note': fields.text('Notes'),
 190         'nb_print': fields.integer('Number of print', readonly=True),
 191         'sale_journal': fields.many2one('account.journal', 'Journal',
 192             required=True, states={'draft': [('readonly', False)]},
 193             readonly=True, ),
 194         'account_receivable': fields.many2one('account.account',
 195             'Default Receivable', required=True, states={'draft': [('readonly', False)]},
 196             readonly=True, ),
 197         'invoice_wanted': fields.boolean('Create invoice')
 198         }
 199
 200     def _journal_default(self, cr, uid, context={}):
 201         journal_list = self.pool.get('account.journal').search(cr, uid, [('type', '=', 'cash')])
 202         if journal_list:
 203             return journal_list[0]
 204         else:
 205             return False
 206
 207     _defaults = {
 208         'user_id': lambda self, cr, uid, context: uid,
 209         'state': lambda *a: 'draft',
 210         'name': lambda obj, cr, uid, context: obj.pool.get('ir.sequence')\
 211             .get(cr, uid, 'pos.order'),
 212         'date_order': lambda *a: time.strftime('%Y-%m-%d'),
 213         'date_validity': lambda *a: (DateTime.now() + DateTime.RelativeDateTime(months=+6)).strftime('%Y-%m-%d'),
 214         'nb_print': lambda *a: 0,
 215         'sale_journal': _sale_journal_get,
 216         'account_receivable': _receivable_get,
 217         'invoice_wanted': lambda *a: False
 218     }
 219
 220     def test_order_lines(self, cr, uid, order, context={}):
 221         if not order.lines:
 222             raise osv.except_osv("Error", "No order lines defined for this sale.")
 223
 224         wf_service = netsvc.LocalService("workflow")
 225         wf_service.trg_validate(uid, 'pos.order', order.id, 'paid', cr)
 226         return True
 227
 228     def dummy_button(self, cr, uid, order, context={}):
 229         return True
 230
 231     def test_paid(self, cr, uid, ids, context=None):
 232         for order in self.browse(cr, uid, ids, context):
 233             if order.lines and not order.amount_total:
 234                 return True
 235             if (not order.lines) or (not order.payments) or \
 236                 (order.amount_paid != order.amount_total):
 237                 return False
 238         return True
 239
 240     def _get_qty_differences(self, orders, old_picking):
 241         """check if the customer changed the product quantity"""
 242         order_dict = {}
 243         for order in orders:
 244             for line in order.lines:
 245                 order_dict[line.product_id.id] = line
 246
 247         # check the quantity differences:
 248         diff_dict = {}
 249         for line in old_picking.move_lines:
 250             order_line = order_dict.get(line.product_id.id)
 251             if not order_line:
 252                 deleted = True
 253                 qty_to_delete_from_original_picking = line.product_qty
 254                 diff_dict[line.product_id.id] = (deleted, qty_to_delete_from_original_picking)
 255             elif line.product_qty != order_line.qty:
 256                 deleted = False
 257                 qty_to_delete_from_original_picking = line.product_qty - order_line.qty
 258                 diff_dict[line.product_id.id] = (deleted, qty_to_delete_from_original_picking)
 259
 260         return diff_dict
 261
 262     def _split_picking(self, cr, uid, ids, context, old_picking, diff_dict):
 263         """if the customer changes the product quantity, split the picking in two"""
 264         # create a copy of the original picking and adjust the product qty:
 265         picking_model = self.pool.get('stock.picking')
 266         defaults = {
 267             'note': "Partial picking from customer", # add a note to tell why we create a new picking
 268             'name': self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.out'), # increment the sequence
 269         }
 270
 271         new_picking_id = picking_model.copy(cr, uid, old_picking.id, defaults) # state = 'draft'
 272         new_picking = picking_model.browse(cr, uid, new_picking_id, context)
 273
 274         for line in new_picking.move_lines:
 275             p_id = line.product_id.id
 276             if p_id in diff_dict:
 277                 diff = diff_dict[p_id]
 278                 deleted = diff[0]
 279                 qty_to_del = diff[1]
 280                 if deleted: # product has been deleted (customer didn't took it):
 281                     # delete this product from old picking:
 282                     for old_line in old_picking.move_lines:
 283                         if old_line.product_id.id == p_id:
 284                             old_line.write(cr, uid, [old_line.id], {'state': 'draft'}) # cannot delete if not draft
 285                             old_line.unlink(cr, uid, [old_line.id], context)
 286                 elif qty_to_del > 0: # product qty has been modified (customer took less than the ordered quantity):
 287                     # subtract qty from old picking:
 288                     for old_line in old_picking.move_lines:
 289                         if old_line.product_id.id == p_id:
 290                             old_line.write(cr, uid, [old_line.id], {'product_qty': old_line.product_qty - qty_to_del})
 291                     # add qty to new picking:
 292                     line.write(cr, uid, [line.id], {'product_qty': qty_to_del})
 293                 else: # product hasn't changed (customer took it without any change):
 294                     # delete this product from new picking:
 295                     line.unlink(cr, uid, [line.id], context)
 296             else:
 297                 # delete it in the new picking:
 298                 line.unlink(cr, uid, [line.id], context)
 299
 300     def create_picking(self, cr, uid, ids, context={}):
 301         """Create a picking for each order and validate it."""
 302         picking_obj = self.pool.get('stock.picking')
 303
 304         orders = self.browse(cr, uid, ids, context)
 305         for order in orders:
 306             if not order.last_out_picking:
 307                 new = True
 308                 picking_id = picking_obj.create(cr, uid, {
 309                     'origin': order.name,
 310                     'type': 'out',
 311                     'state': 'draft',
 312                     'move_type': 'direct',
 313                     'note': 'POS notes ' + (order.note or ""),
 314                     'invoice_state': 'none',
 315                     'auto_picking': True,
 316                     'pos_order': order.id,
 317                     })
 318                 self.write(cr, uid, [order.id], {'last_out_picking': picking_id})
 319             else:
 320                 picking_id = order.last_out_picking.id
 321                 picking_obj.write(cr, uid, [picking_id], {'auto_picking': True})
 322                 picking = picking_obj.browse(cr, uid, [picking_id], context)[0]
 323                 new = False
 324
 325                 # split the picking (if product quantity has changed):
 326                 diff_dict = self._get_qty_differences(orders, picking)
 327                 if diff_dict:
 328                     self._split_picking(cr, uid, ids, context, picking, diff_dict)
 329
 330             if new:
 331                 for line in order.lines:
 332                     prop_ids = self.pool.get("ir.property").search(cr, uid,
 333                             [('name', '=', 'property_stock_customer')])
 334                     val = self.pool.get("ir.property").browse(cr, uid,
 335                             prop_ids[0]).value
 336                     location_id = order.shop_id.warehouse_id.lot_stock_id.id
 337                     stock_dest_id = int(val.split(',')[1])
 338                     if line.qty < 0:
 339                         (location_id, stock_dest_id)= (stock_dest_id, location_id)
 340
 341                     self.pool.get('stock.move').create(cr, uid, {
 342                         'name': 'Stock move (POS %d)' % (order.id, ),
 343                         'product_uom': line.product_id.uom_id.id,
 344                         'product_uos': line.product_id.uom_id.id,
 345                         'picking_id': picking_id,
 346                         'product_id': line.product_id.id,
 347                         'product_uos_qty': abs(line.qty),
 348                         'product_qty': abs(line.qty),
 349                         'tracking_id': False,
 350                         'state': 'waiting',
 351                         'location_id': location_id,
 352                         'location_dest_id': stock_dest_id,
 353                     })
 354
 355             wf_service = netsvc.LocalService("workflow")
 356             wf_service.trg_validate(uid, 'stock.picking',
 357                     picking_id, 'button_confirm', cr)
 358             self.pool.get('stock.picking').force_assign(cr,
 359                     uid, [picking_id], context)
 360
 361         return True
 362
 363     def set_to_draft(self, cr, uid, ids, *args):
 364         if not len(ids):
 365             return False
 366
 367         self.write(cr, uid, ids, {'state': 'draft'})
 368
 369         wf_service = netsvc.LocalService("workflow")
 370         for i in ids:
 371             wf_service.trg_create(uid, 'pos.order', i, cr)
 372         return True
 373
 374     def cancel_order(self, cr, uid, ids, context=None):
 375         """Cancel each picking with an inverted one."""
 376
 377         picking_obj = self.pool.get('stock.picking')
 378         stock_move_obj = self.pool.get('stock.move')
 379         payment_obj = self.pool.get('pos.payment')
 380         picking_ids = picking_obj.search(cr, uid, [('pos_order', 'in', ids), ('state', '=', 'done')])
 381         clone_list = []
 382
 383         # Copy all the picking and blank the last_out_picking
 384         for order in self.browse(cr, uid, ids, context=context):
 385             if not order.last_out_picking:
 386                 continue
 387
 388             clone_id = picking_obj.copy(
 389                 cr, uid, order.last_out_picking.id, {'type': 'in'})
 390             # Confirm the picking
 391             wf_service = netsvc.LocalService("workflow")
 392             wf_service.trg_validate(uid, 'stock.picking',
 393                 clone_id, 'button_confirm', cr)
 394             clone_list.append(clone_id)
 395             # Remove the ref to last picking and delete the payments
 396             self.write(cr, uid, ids, {'last_out_picking': False})
 397             payment_obj.unlink(cr, uid, [i.id for i in order.payments],
 398                 context=context)
 399
 400             # Switch all the moves
 401             move_ids = stock_move_obj.search(
 402                 cr, uid, [('picking_id', '=', clone_id)])
 403             for move in stock_move_obj.browse(cr, uid, move_ids, context=context):
 404                 stock_move_obj.write(
 405                     cr, uid, move.id, {'location_id': move.location_dest_id.id,
 406                                     'location_dest_id': move.location_id.id})
 407
 408         self.pool.get('stock.picking').force_assign(cr,
 409             uid, clone_list, context)
 410
 411         return True
 412
 413     def add_payment(self, cr, uid, order_id, data, context=None):
 414         """Create a new payment for the order"""
 415
 416         order = self.browse(cr, uid, order_id, context)
 417         if order.invoice_wanted and not order.partner_id:
 418             raise osv.except_osv("Error", "Cannot create invoice without a partner.")
 419
 420         args = {
 421             'order_id': order_id,
 422             'journal_id': data['journal'],
 423             'amount': data['amount'],
 424             'payment_id': data['payment_id'],
 425             }
 426
 427         if 'payment_date' in data.keys():
 428             args['payment_date'] = data['payment_date']
 429         if 'payment_name' in data.keys():
 430             args['payment_name'] = data['payment_name']
 431         if 'payment_nb' in data.keys():
 432             args['payment_nb'] = data['payment_nb']
 433
 434         payment_id = self.pool.get('pos.payment').create(cr, uid, args )
 435
 436         wf_service = netsvc.LocalService("workflow")
 437         wf_service.trg_validate(uid, 'pos.order', order_id, 'payment', cr)
 438         wf_service.trg_write(uid, 'pos.order', order_id, cr)
 439         return payment_id
 440
 441     def add_product(self, cr, uid, order_id, product_id, qty, context=None):
 442         """Create a new order line the order"""
 443         line_obj = self.pool.get('pos.order.line')
 444         values = self.read(cr, uid, order_id, ['partner_id', 'pricelist_id'])
 445
 446         pricelist = values['pricelist_id'] and values['pricelist_id'][0]
 447         product = values['partner_id'] and values['partner_id'][0]
 448
 449         price = line_obj.price_by_product(cr, uid, [],
 450                 pricelist, product_id, qty, product)
 451
 452         order_line_id = line_obj.create(cr, uid, {
 453             'order_id': order_id,
 454             'product_id': product_id,
 455             'qty': qty,
 456             'price_unit': price,
 457             })
 458         wf_service = netsvc.LocalService("workflow")
 459         wf_service.trg_write(uid, 'pos.order', order_id, cr)
 460
 461         return order_line_id
 462
 463     def refund(self, cr, uid, ids, context={}):
 464         clone_list = []
 465         line_obj = self.pool.get('pos.order.line')
 466
 467         for order in self.browse(cr, uid, ids):
 468             clone_id = self.copy(cr, uid, order.id, {
 469                 'name': order.name + ' REFUND',
 470                 'date_order': time.strftime('%Y-%m-%d'),
 471                 'state': 'draft',
 472                 'note': 'REFUND\n'+ (order.note or ''),
 473                 'invoice_id': False,
 474                 'nb_print': 0,
 475                 'payments': False,
 476                 })
 477             clone_list.append(clone_id)
 478
 479
 480         for clone in self.browse(cr, uid, clone_list):
 481             for order_line in clone.lines:
 482                 line_obj.write(cr, uid, [order_line.id], {
 483                     'qty': -order_line.qty
 484                     })
 485         return clone_list
 486
 487     def action_invoice(self, cr, uid, ids, context={}):
 488         inv_ref = self.pool.get('account.invoice')
 489         inv_line_ref = self.pool.get('account.invoice.line')
 490         inv_ids = []
 491
 492         for order in self.browse(cr, uid, ids, context):
 493             if order.invoice_id:
 494                 inv_ids.append(order.invoice_id.id)
 495                 continue
 496
 497             if not order.partner_id:
 498                 raise osv.except_osv('Error', 'Please provide a partner for the sale.')
 499
 500             inv = {
 501                 'name': 'Invoice from POS: '+order.name,
 502                 'origin': order.name,
 503                 'type': 'out_invoice',
 504                 'reference': order.name,
 505                 'partner_id': order.partner_id.id,
 506                 'comment': order.note or '',
 507                 'price_type': 'tax_included'
 508             }
 509             inv.update(inv_ref.onchange_partner_id(cr, uid, [], 'out_invoice', order.partner_id.id)['value'])
 510             inv_id = inv_ref.create(cr, uid, inv, context)
 511
 512             self.write(cr, uid, [order.id], {'invoice_id': inv_id, 'state': 'invoiced'})
 513             inv_ids.append(inv_id)
 514
 515             for line in order.lines:
 516                 inv_line = {
 517                     'invoice_id': inv_id,
 518                     'product_id': line.product_id.id,
 519                     'quantity': line.qty,
 520                 }
 521                 inv_line.update(inv_line_ref.product_id_change(cr, uid, [],
 522                     line.product_id.id,
 523                     line.product_id.uom_id.id,
 524                     line.qty, partner_id = order.partner_id.id)['value'])
 525                 inv_line['price_unit'] = line.price_unit
 526                 inv_line['discount'] = line.discount
 527
 528                 inv_line['invoice_line_tax_id'] = ('invoice_line_tax_id' in inv_line)\
 529                     and [(6, 0, inv_line['invoice_line_tax_id'])] or []
 530                 inv_line_ref.create(cr, uid, inv_line, context)
 531
 532         for i in inv_ids:
 533             wf_service = netsvc.LocalService("workflow")
 534             wf_service.trg_validate(uid, 'account.invoice', i, 'invoice_open', cr)
 535         return inv_ids
 536
 537     def create_account_move(self, cr, uid, ids, context=None):
 538         account_move_obj = self.pool.get('account.move')
 539         account_move_line_obj = self.pool.get('account.move.line')
 540         account_period_obj = self.pool.get('account.period')
 541         account_tax_obj = self.pool.get('account.tax')
 542         period = account_period_obj.find(cr, uid, context=context)[0]
 543
 544         for order in self.browse(cr, uid, ids, context=context):
 545
 546             to_reconcile = []
 547             group_tax = {}
 548
 549             if order.amount_total > 0:
 550                 order_account = order.sale_journal.default_credit_account_id.id
 551             else:
 552                 order_account = order.sale_journal.default_debit_account_id.id
 553
 554             # Create an entry for the sale
 555             move_id = account_move_obj.create(cr, uid, {
 556                 'journal_id': order.sale_journal.id,
 557                 'period_id': period,
 558                 }, context=context)
 559
 560             # Create an move for each order line
 561             for line in order.lines:
 562
 563                 tax_amount = 0
 564                 taxes = [t for t in line.product_id.taxes_id]
 565                 computed_taxes = account_tax_obj.compute_inv(
 566                     cr, uid, taxes, line.price_unit, line.qty)
 567
 568                 for tax in computed_taxes:
 569                     tax_amount += round(tax['amount'], 2)
 570                     group_key = (tax['tax_code_id'],
 571                                 tax['base_code_id'],
 572                                 tax['account_collected_id'])
 573
 574                     if group_key in group_tax:
 575                         group_tax[group_key] += round(tax['amount'], 2)
 576                     else:
 577                         group_tax[group_key] = round(tax['amount'], 2)
 578
 579                 amount = line.price_subtotal - tax_amount
 580
 581                 # Search for the income account
 582                 if  line.product_id.property_account_income.id:
 583                     income_account = line.\
 584                                     product_id.property_account_income.id
 585                 elif line.product_id.categ_id.\
 586                         property_account_income_categ.id:
 587                     income_account = line.product_id.categ_id.\
 588                                     property_account_income_categ.id
 589                 else:
 590                     raise osv.except_osv('Error !', 'There is no income '\
 591                         'account defined for this product: "%s" (id:%d)'\
 592                         % (line.product_id.name, line.product_id.id, ))
 593
 594
 595                 # Empty the tax list as long as there is no tax code:
 596                 tax_code_id = False
 597                 tax_amount = 0
 598                 while computed_taxes:
 599                     tax = computed_taxes.pop(0)
 600                     if amount > 0:
 601                         tax_code_id = tax['base_code_id']
 602                         tax_amount = line.price_subtotal * tax['base_sign']
 603                     else:
 604                         tax_code_id = tax['ref_base_code_id']
 605                         tax_amount = line.price_subtotal * tax['ref_base_sign']
 606                     # If there is one we stop
 607                     if tax_code_id:
 608                         break
 609
 610                 # Create a move for the line
 611                 account_move_line_obj.create(cr, uid, {
 612                     'name': order.name,
 613                     'date': order.date_order,
 614                     'ref': order.name,
 615                     'move_id': move_id,
 616                     'account_id': income_account,
 617                     'credit': ((amount>0) and amount) or 0.0,
 618                     'debit': ((amount<0) and -amount) or 0.0,
 619                     'journal_id': order.sale_journal.id,
 620                     'period_id': period,
 621                     'tax_code_id': tax_code_id,
 622                     'tax_amount': tax_amount,
 623                 }, context=context)
 624
 625                 # For each remaining tax with a code, whe create a move line
 626                 for tax in computed_taxes:
 627                     if amount > 0:
 628                         tax_code_id = tax['base_code_id']
 629                         tax_amount = line.price_subtotal * tax['base_sign']
 630                     else:
 631                         tax_code_id = tax['ref_base_code_id']
 632                         tax_amount = line.price_subtotal * tax['ref_base_sign']
 633                     if not tax_code_id:
 634                         continue
 635
 636                     account_move_line_obj.create(cr, uid, {
 637                         'name': order.name,
 638                         'date': order.date_order,
 639                         'ref': order.name,
 640                         'move_id': move_id,
 641                         'account_id': income_account,
 642                         'credit': 0.0,
 643                         'debit': 0.0,
 644                         'journal_id': order.sale_journal.id,
 645                         'period_id': period,
 646                         'tax_code_id': tax_code_id,
 647                         'tax_amount': tax_amount,
 648                     }, context=context)
 649
 650
 651             # Create a move for each tax group
 652             (tax_code_pos, base_code_pos, account_pos)= (0, 1, 2)
 653             for key, amount in group_tax.items():
 654                 account_move_line_obj.create(cr, uid, {
 655                     'name': order.name,
 656                     'date': order.date_order,
 657                     'ref': order.name,
 658                     'move_id': move_id,
 659                     'account_id': key[account_pos],
 660                     'credit': ((amount>0) and amount) or 0.0,
 661                     'debit': ((amount<0) and -amount) or 0.0,
 662                     'journal_id': order.sale_journal.id,
 663                     'period_id': period,
 664                     'tax_code_id': key[tax_code_pos],
 665                     'tax_amount': amount,
 666                 }, context=context)
 667
 668             # counterpart
 669             to_reconcile.append(account_move_line_obj.create(cr, uid, {
 670                 'name': order.name,
 671                 'date': order.date_order,
 672                 'ref': order.name,
 673                 'move_id': move_id,
 674                 'account_id': order_account,
 675                 'credit': ((order.amount_total<0) and -order.amount_total)\
 676                     or 0.0,
 677                 'debit': ((order.amount_total>0) and order.amount_total)\
 678                     or 0.0,
 679                 'journal_id': order.sale_journal.id,
 680                 'period_id': period,
 681             }, context=context))
 682
 683
 684             # search the account receivable for the payments:
 685             account_receivable = order.sale_journal.default_credit_account_id.id
 686             if not account_receivable:
 687                 raise  osv.except_osv('Error !',
 688                     'There is no receivable account defined for this journal:'\
 689                     ' "%s" (id:%d)' % (order.sale_journal.name, order.sale_journal.id, ))
 690
 691             for payment in order.payments:
 692
 693                 if payment.amount > 0:
 694                     payment_account = \
 695                         payment.journal_id.default_debit_account_id.id
 696                 else:
 697                     payment_account = \
 698                         payment.journal_id.default_credit_account_id.id
 699
 700                 if payment.amount > 0:
 701                     order_account = \
 702                         order.sale_journal.default_credit_account_id.id
 703                 else:
 704                     order_account = \
 705                         order.sale_journal.default_debit_account_id.id
 706
 707                 # Create one entry for the payment
 708                 payment_move_id = account_move_obj.create(cr, uid, {
 709                     'journal_id': payment.journal_id.id,
 710                     'period_id': period,
 711                 }, context=context)
 712                 account_move_line_obj.create(cr, uid, {
 713                     'name': order.name,
 714                     'date': order.date_order,
 715                     'ref': order.name,
 716                     'move_id': payment_move_id,
 717                     'account_id': payment_account,
 718                     'credit': ((payment.amount<0) and -payment.amount) or 0.0,
 719                     'debit': ((payment.amount>0) and payment.amount) or 0.0,
 720                     'journal_id': payment.journal_id.id,
 721                     'period_id': period,
 722                 }, context=context)
 723                 to_reconcile.append(account_move_line_obj.create(cr, uid, {
 724                     'name': order.name,
 725                     'date': order.date_order,
 726                     'ref': order.name,
 727                     'move_id': payment_move_id,
 728                     'account_id': order_account,
 729                     'credit': ((payment.amount>0) and payment.amount) or 0.0,
 730                     'debit': ((payment.amount<0) and -payment.amount) or 0.0,
 731                     'journal_id': payment.journal_id.id,
 732                     'period_id': period,
 733                 }, context=context))
 734
 735             account_move_obj.button_validate(cr, uid, [move_id, payment_move_id], context=context)
 736             account_move_line_obj.reconcile(cr, uid, to_reconcile, type='manual', context=context)
 737         return True
 738
 739     def action_paid(self, cr, uid, ids, context=None):
 740         self.create_picking(cr, uid, ids, context={})
 741         self.write(cr, uid, ids, {'state': 'paid'})
 742         return True
 743
 744     def action_cancel(self, cr, uid, ids, context=None):
 745         self.cancel_order(cr, uid, ids, context={})
 746         self.write(cr, uid, ids, {'state': 'cancel'})
 747         return True
 748
 749     def action_done(self, cr, uid, ids, context=None):
 750         self.create_account_move(cr, uid, ids, context={})
 751         self.write(cr, uid, ids, {'state': 'done'})
 752         return True
 753
 754 pos_order()
 755
 756
 757 class pos_order_line(osv.osv):
 758     _name = "pos.order.line"
 759     _description = "Lines of Point of Sale"
 760
 761     def _amount_line(self, cr, uid, ids, field_name, arg, context):
 762         res = {}
 763         for line in self.browse(cr, uid, ids):
 764             res[line.id] = line.price_unit * line.qty * (1 - (line.discount or 0.0) / 100.0)
 765         return res
 766
 767     def price_by_product(self, cr, uid, ids, pricelist, product_id, qty=0, partner_id=False):
 768         if not product_id:
 769             return 0.0
 770         if not pricelist:
 771             raise osv.except_osv('No Pricelist !',
 772                 'You have to select a pricelist in the sale form !\n'
 773                 'Please set one before choosing a product.')
 774
 775         price = self.pool.get('product.pricelist').price_get(cr, uid,
 776             [pricelist], product_id, qty or 1.0, partner_id)[pricelist]
 777         if price is False:
 778             raise osv.except_osv('No valid pricelist line found !',
 779                 "Couldn't find a pricelist line matching this product"
 780                 " and quantity.\nYou have to change either the product,"
 781                 " the quantity or the pricelist.")
 782         return price
 783
 784     def onchange_product_id(self, cr, uid, ids, pricelist, product_id, qty=0, partner_id=False):
 785         price = self.price_by_product(cr, uid, ids, pricelist, product_id, qty, partner_id)
 786
 787         return {'value': {'price_unit': price}}
 788
 789     _columns = {
 790         'name': fields.char('Line Description', size=512),
 791         'product_id': fields.many2one('product.product', 'Product', domain=[('sale_ok', '=', True)], required=True, change_default=True),
 792         'price_unit': fields.float('Unit Price', required=True),
 793         'qty': fields.float('Quantity'),
 794         'price_subtotal': fields.function(_amount_line, method=True, string='Subtotal'),
 795         'discount': fields.float('Discount (%)', digits=(16, 2)),
 796         'order_id': fields.many2one('pos.order', 'Order Ref', ondelete='cascade'),
 797         'create_date': fields.datetime('Creation date', readonly=True),
 798         }
 799
 800     _defaults = {
 801         'name': lambda obj, cr, uid, context: obj.pool.get('ir.sequence').get(cr, uid, 'pos.order.line'),
 802         'qty': lambda *a: 1,
 803         'discount': lambda *a: 0.0,
 804         }
 805
 806     def create(self, cr, user, vals, context={}):
 807         if vals.get('product_id'):
 808             return super(pos_order_line, self).create(cr, user, vals, context)
 809         return False
 810
 811     def write(self, cr, user, ids, values, context={}):
 812         if 'product_id' in values and not values['product_id']:
 813             return False
 814         return super(pos_order_line, self).write(cr, user, ids, values, context)
 815
 816     def _scan_product(self, cr, uid, ean, qty, order):
 817         # search pricelist_id
 818         pricelist_id = self.pool.get('pos.order').read(cr, uid, [order], ['pricelist_id'] )
 819         if not pricelist_id:
 820             return False
 821
 822         new_line = True
 823
 824         product_id = self.pool.get('product.product').search(cr, uid, [('ean13','=', ean)])
 825         if not product_id:
 826            return False
 827
 828         # search price product
 829         product = self.pool.get('product.product').read(cr, uid, product_id)
 830         product_name = product[0]['name']
 831         price = self.price_by_product(cr, uid, 0, pricelist_id[0]['pricelist_id'][0], product_id[0], 1)
 832
 833         order_line_ids = self.search(cr, uid, [('name','=',product_name),('order_id','=',order)])
 834         if order_line_ids:
 835             new_line = False
 836             order_line_id = order_line_ids[0]
 837             qty += self.read(cr, uid, order_line_ids[0], ['qty'])['qty']
 838
 839         if new_line:
 840             vals = {'product_id': product_id[0],
 841                     'price_unit': price,
 842                     'qty': qty,
 843                     'name': product_name,
 844                     'order_id': order,
 845                    }
 846             line_id = self.create(cr, uid, vals)
 847             if not line_id:
 848                 raise wizard.except_wizard(_('Error'), _('Create line failed !'))
 849         else:
 850             vals = {
 851                 'qty': qty,
 852                 'price_unit': price
 853             }
 854             line_id = self.write(cr, uid, order_line_id, vals)
 855             if not line_id:
 856                 raise wizard.except_wizard(_('Error'), _('Modify line failed !'))
 857             line_id = order_line_id
 858
 859         price_line = float(qty)*float(price)
 860         return {'name': product_name, 'product_id': product_id[0], 'price': price, 'price_line': price_line ,'qty': qty }
 861
 862 pos_order_line()
 863
 864
 865 class pos_payment(osv.osv):
 866     _name = 'pos.payment'
 867     _description = 'Pos Payment'
 868
 869     def _journal_get(self, cr, uid, context={}):
 870         obj = self.pool.get('account.journal')
 871         ids = obj.search(cr, uid, [('type', '=', 'cash')])
 872         res = obj.read(cr, uid, ids, ['id', 'name'], context)
 873         res = [(r['id'], r['name']) for r in res]
 874         return res
 875
 876     def _journal_default(self, cr, uid, context={}):
 877         journal_list = self.pool.get('account.journal').search(cr, uid, [('type', '=', 'cash')])
 878         if journal_list:
 879             return journal_list[0]
 880         else:
 881             return False
 882
 883     _columns = {
 884         'name': fields.char('Description', size=64),
 885         'order_id': fields.many2one('pos.order', 'Order Ref', required=True, ondelete='cascade'),
 886         'journal_id': fields.many2one('account.journal', "Journal", required=True),
 887         'payment_id': fields.many2one('account.payment.term','Payment Term', select=True),
 888         'payment_nb': fields.char('Piece number', size=32),
 889         'payment_name': fields.char('Payment name', size=32),
 890         'payment_date': fields.date('Payment date', required=True),
 891         'amount': fields.float('Amount', required=True),
 892     }
 893     _defaults = {
 894         'name': lambda obj, cr, uid, context: obj.pool.get('ir.sequence').get(cr, uid, 'pos.payment'),
 895         'journal_id': _journal_default,
 896         'payment_date':  lambda *a: time.strftime('%Y-%m-%d'),
 897     }
 898
 899     def create(self, cr, user, vals, context={}):
 900         if vals.get('journal_id') and vals.get('amount'):
 901             return super(pos_payment, self).create(cr, user, vals, context)
 902         return False
 903
 904     def write(self, cr, user, ids, values, context={}):
 905         if 'amount' in values and not values['amount']:
 906             return False
 907         if 'journal_id' in values and not values['journal_id']:
 908             return False
 909         return super(pos_payment, self).write(cr, user, ids, values, context)
 910
 911 pos_payment()
 912
 913
 914 class report_transaction_pos(osv.osv):
 915     _name = "report.transaction.pos"
 916     _description = "transaction for the pos"
 917     _auto = False
 918     _columns = {
 919         'date_create': fields.char('Date', size=16, readonly=True),
 920         'journal_id': fields.many2one('account.journal', 'Journal', readonly=True),
 921         'user_id': fields.many2one('res.users', 'User', readonly=True),
 922         'no_trans': fields.float('Number of transaction', readonly=True),
 923         'amount': fields.float('Amount', readonly=True),
 924         'invoice_id': fields.many2one('account.invoice', 'Invoice', readonly=True),
 925     }
 926
 927     def init(self, cr):
 928         tools.drop_view_if_exists(cr, 'report_transaction_pos')
 929         cr.execute("""
 930             create or replace view report_transaction_pos as (
 931                 select
 932                     min(pp.id) as id,
 933                     count(pp.id) as no_trans,
 934                     sum(amount) as amount,
 935                     pp.journal_id,
 936                     date_trunc('day',pp.create_date)::text as date_create,
 937                     ps.user_id,
 938                     ps.invoice_id
 939                 from
 940                     pos_payment pp, pos_order ps
 941                 WHERE ps.id = pp.order_id
 942                 group by
 943                     pp.journal_id, date_trunc('day',pp.create_date), ps.user_id, ps.invoice_id
 944             )
 945             """)
 946 report_transaction_pos()
 947
 948 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
 949