addons/account/account_bank_statement.py

   1 # -*- encoding: utf-8 -*-
   2 ##############################################################################
   3 #
   4 #    OpenERP, Open Source Management Solution
   5 #    Copyright (C) 2004-2008 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 import time
  23 import netsvc
  24 from osv import fields, osv
  25
  26 from tools.misc import currency
  27 from tools.translate import _
  28
  29 import mx.DateTime
  30 from mx.DateTime import RelativeDateTime, now, DateTime, localtime
  31
  32
  33 class account_bank_statement(osv.osv):
  34     def _default_journal_id(self, cr, uid, context={}):
  35         if context.get('journal_id', False):
  36             return context['journal_id']
  37         return False
  38
  39     def _default_balance_start(self, cr, uid, context={}):
  40         cr.execute('select id from account_bank_statement where journal_id=%d order by date desc limit 1', (1,))
  41         res = cr.fetchone()
  42         if res:
  43             return self.browse(cr, uid, [res[0]], context)[0].balance_end
  44         return 0.0
  45
  46     def _end_balance(self, cursor, user, ids, name, attr, context=None):
  47         res_currency_obj = self.pool.get('res.currency')
  48         res_users_obj = self.pool.get('res.users')
  49
  50         res = {}
  51
  52         company_currency_id = res_users_obj.browse(cursor, user, user,
  53                 context=context).company_id.currency_id.id
  54
  55         statements = self.browse(cursor, user, ids, context=context)
  56         for statement in statements:
  57             res[statement.id] = statement.balance_start
  58             currency_id = statement.currency.id
  59             for line in statement.move_line_ids:
  60                 if line.debit > 0:
  61                     if line.account_id.id == \
  62                             statement.journal_id.default_debit_account_id.id:
  63                         res[statement.id] += res_currency_obj.compute(cursor,
  64                                 user, company_currency_id, currency_id,
  65                                 line.debit, context=context)
  66                 else:
  67                     if line.account_id.id == \
  68                             statement.journal_id.default_credit_account_id.id:
  69                         res[statement.id] += res_currency_obj.compute(cursor,
  70                                 user, company_currency_id, currency_id,
  71                                 line.credit, context=context)
  72             if statement.state == 'draft':
  73                 for line in statement.line_ids:
  74                     res[statement.id] += line.amount
  75         for r in res:
  76             res[r] = round(res[r], 2)
  77         return res
  78
  79     def _get_period(self, cr, uid, context={}):
  80         periods = self.pool.get('account.period').find(cr, uid)
  81         if periods:
  82             return periods[0]
  83         else:
  84             return False
  85
  86     def _currency(self, cursor, user, ids, name, args, context=None):
  87         res = {}
  88         res_currency_obj = self.pool.get('res.currency')
  89         res_users_obj = self.pool.get('res.users')
  90         default_currency = res_users_obj.browse(cursor, user,
  91                 user, context=context).company_id.currency_id
  92         for statement in self.browse(cursor, user, ids, context=context):
  93             currency = statement.journal_id.currency
  94             if not currency:
  95                 currency = default_currency
  96             res[statement.id] = currency.id
  97         currency_names = {}
  98         for currency_id, currency_name in res_currency_obj.name_get(cursor,
  99                 user, [x for x in res.values()], context=context):
 100             currency_names[currency_id] = currency_name
 101         for statement_id in res.keys():
 102             currency_id = res[statement_id]
 103             res[statement_id] = (currency_id, currency_names[currency_id])
 104         return res
 105
 106     _order = "date desc"
 107     _name = "account.bank.statement"
 108     _description = "Bank Statement"
 109     _columns = {
 110         'name': fields.char('Name', size=64, required=True),
 111         'date': fields.date('Date', required=True,
 112             states={'confirm': [('readonly', True)]}),
 113         'journal_id': fields.many2one('account.journal', 'Journal', required=True,
 114             states={'confirm': [('readonly', True)]}, domain=[('type', '=', 'cash')]),
 115         'period_id': fields.many2one('account.period', 'Period', required=True,
 116             states={'confirm':[('readonly', True)]}),
 117         'balance_start': fields.float('Starting Balance', digits=(16,2),
 118             states={'confirm':[('readonly',True)]}),
 119         'balance_end_real': fields.float('Ending Balance', digits=(16,2),
 120             states={'confirm':[('readonly', True)]}),
 121         'balance_end': fields.function(_end_balance, method=True, string='Balance'),
 122         'line_ids': fields.one2many('account.bank.statement.line',
 123             'statement_id', 'Statement lines',
 124             states={'confirm':[('readonly', True)]}),
 125         'move_line_ids': fields.one2many('account.move.line', 'statement_id',
 126             'Entry lines', states={'confirm':[('readonly',True)]}),
 127         'state': fields.selection([('draft', 'Draft'),('confirm', 'Confirm')],
 128             'State', required=True,
 129             states={'confirm': [('readonly', True)]}, readonly="1"),
 130         'currency': fields.function(_currency, method=True, string='Currency',
 131             type='many2one', relation='res.currency'),
 132     }
 133
 134     _defaults = {
 135         'name': lambda self, cr, uid, context=None: \
 136                 self.pool.get('ir.sequence').get(cr, uid, 'account.bank.statement'),
 137         'date': lambda *a: time.strftime('%Y-%m-%d'),
 138         'state': lambda *a: 'draft',
 139         'balance_start': _default_balance_start,
 140         'journal_id': _default_journal_id,
 141         'period_id': _get_period,
 142     }
 143
 144     def button_confirm(self, cr, uid, ids, context=None):
 145         done = []
 146         res_currency_obj = self.pool.get('res.currency')
 147         res_users_obj = self.pool.get('res.users')
 148         account_move_obj = self.pool.get('account.move')
 149         account_move_line_obj = self.pool.get('account.move.line')
 150         account_bank_statement_line_obj = \
 151                 self.pool.get('account.bank.statement.line')
 152
 153         company_currency_id = res_users_obj.browse(cr, uid, uid,
 154                 context=context).company_id.currency_id.id
 155
 156         for st in self.browse(cr, uid, ids, context):
 157             if not st.state=='draft':
 158                 continue
 159
 160             if not (abs(st.balance_end - st.balance_end_real) < 0.0001):
 161                 raise osv.except_osv(_('Error !'),
 162                         _('The statement balance is incorrect !\n') +
 163                         _('The expected balance (%.2f) is different than the computed one. (%.2f)') % (st.balance_end_real, st.balance_end))
 164             if (not st.journal_id.default_credit_account_id) \
 165                     or (not st.journal_id.default_debit_account_id):
 166                 raise osv.except_osv(_('Configration Error !'),
 167                         _('Please verify that an account is defined in the journal.'))
 168
 169             for line in st.move_line_ids:
 170                 if line.state <> 'valid':
 171                     raise osv.except_osv(_('Error !'),
 172                             _('The account entries lines are not in valid state.'))
 173
 174             for move in st.line_ids:
 175                 move_id = account_move_obj.create(cr, uid, {
 176                     'journal_id': st.journal_id.id,
 177                     'period_id': st.period_id.id,
 178                 }, context=context)
 179                 account_bank_statement_line_obj.write(cr, uid, [move.id], {
 180                     'move_ids': [(4,move_id, False)]
 181                 })
 182                 if not move.amount:
 183                     continue
 184
 185                 torec = []
 186                 if move.amount >= 0:
 187                     account_id = st.journal_id.default_credit_account_id.id
 188                 else:
 189                     account_id = st.journal_id.default_debit_account_id.id
 190                 acc_cur = ((move.amount<=0) and st.journal_id.default_debit_account_id) or move.account_id
 191                 amount = res_currency_obj.compute(cr, uid, st.currency.id,
 192                         company_currency_id, move.amount, context=context,
 193                         account=acc_cur)
 194                 if move.reconcile_id and move.reconcile_id.line_new_ids:
 195                     for newline in move.reconcile_id.line_new_ids:
 196                         amount += newline.amount
 197
 198                 val = {
 199                     'name': move.name,
 200                     'date': move.date,
 201                     'ref': move.ref,
 202                     'move_id': move_id,
 203                     'partner_id': ((move.partner_id) and move.partner_id.id) or False,
 204                     'account_id': (move.account_id) and move.account_id.id,
 205                     'credit': ((amount>0) and amount) or 0.0,
 206                     'debit': ((amount<0) and -amount) or 0.0,
 207                     'statement_id': st.id,
 208                     'journal_id': st.journal_id.id,
 209                     'period_id': st.period_id.id,
 210                     'currency_id': st.currency.id,
 211                 }
 212
 213                 amount = res_currency_obj.compute(cr, uid, st.currency.id,
 214                         company_currency_id, move.amount, context=context,
 215                         account=acc_cur)
 216
 217                 if move.account_id and move.account_id.currency_id:
 218                     val['currency_id'] = move.account_id.currency_id.id
 219                     if company_currency_id==move.account_id.currency_id.id:
 220                         amount_cur = move.amount
 221                     else:
 222                         amount_cur = res_currency_obj.compute(cr, uid, company_currency_id,
 223                                 move.account_id.currency_id.id, amount, context=context,
 224                                 account=acc_cur)
 225                     val['amount_currency'] = amount_cur
 226
 227                 torec.append(account_move_line_obj.create(cr, uid, val , context=context))
 228
 229                 if move.reconcile_id and move.reconcile_id.line_new_ids:
 230                     for newline in move.reconcile_id.line_new_ids:
 231                         account_move_line_obj.create(cr, uid, {
 232                             'name': newline.name or move.name,
 233                             'date': move.date,
 234                             'ref': move.ref,
 235                             'move_id': move_id,
 236                             'partner_id': ((move.partner_id) and move.partner_id.id) or False,
 237                             'account_id': (newline.account_id) and newline.account_id.id,
 238                             'debit': newline.amount>0 and newline.amount or 0.0,
 239                             'credit': newline.amount<0 and -newline.amount or 0.0,
 240                             'statement_id': st.id,
 241                             'journal_id': st.journal_id.id,
 242                             'period_id': st.period_id.id,
 243                         }, context=context)
 244
 245                 # Fill the secondary amount/currency
 246                 # if currency is not the same than the company
 247                 amount_currency = False
 248                 currency_id = False
 249                 if st.currency.id <> company_currency_id:
 250                     amount_currency = move.amount
 251                     currency_id = st.currency.id
 252
 253                 account_move_line_obj.create(cr, uid, {
 254                     'name': move.name,
 255                     'date': move.date,
 256                     'ref': move.ref,
 257                     'move_id': move_id,
 258                     'partner_id': ((move.partner_id) and move.partner_id.id) or False,
 259                     'account_id': account_id,
 260                     'credit': ((amount < 0) and -amount) or 0.0,
 261                     'debit': ((amount > 0) and amount) or 0.0,
 262                     'statement_id': st.id,
 263                     'journal_id': st.journal_id.id,
 264                     'period_id': st.period_id.id,
 265                     'amount_currency': amount_currency,
 266                     'currency_id': currency_id,
 267                     }, context=context)
 268
 269                 for line in account_move_line_obj.browse(cr, uid, [x.id for x in
 270                         account_move_obj.browse(cr, uid, move_id,
 271                             context=context).line_id],
 272                         context=context):
 273                     if line.state <> 'valid':
 274                         raise osv.except_osv(_('Error !'),
 275                                 _('Account move line "%s" is not valid') % line.name)
 276
 277                 if move.reconcile_id and move.reconcile_id.line_ids:
 278                     torec += map(lambda x: x.id, move.reconcile_id.line_ids)
 279                     try:
 280                         if abs(move.reconcile_amount-move.amount)<0.0001:
 281                             account_move_line_obj.reconcile(cr, uid, torec, 'statement', context)
 282                         else:
 283                             account_move_line_obj.reconcile_partial(cr, uid, torec, 'statement', context)
 284                     except:
 285                         raise osv.except_osv(_('Error !'), _('Unable to reconcile entry "%s": %.2f') % (move.name, move.amount))
 286
 287                 if st.journal_id.entry_posted:
 288                     account_move_obj.write(cr, uid, [move_id], {'state':'posted'})
 289             done.append(st.id)
 290         self.write(cr, uid, done, {'state':'confirm'}, context=context)
 291         return True
 292
 293     def button_cancel(self, cr, uid, ids, context={}):
 294         done = []
 295         for st in self.browse(cr, uid, ids, context):
 296             if st.state=='draft':
 297                 continue
 298             ids = []
 299             for line in st.line_ids:
 300                 ids += [x.id for x in line.move_ids]
 301             self.pool.get('account.move').unlink(cr, uid, ids, context)
 302             done.append(st.id)
 303         self.write(cr, uid, done, {'state':'draft'}, context=context)
 304         return True
 305
 306     def onchange_journal_id(self, cursor, user, statement_id, journal_id, context=None):
 307         if not journal_id:
 308             return {'value': {'currency': False}}
 309
 310         account_journal_obj = self.pool.get('account.journal')
 311         res_users_obj = self.pool.get('res.users')
 312         res_currency_obj = self.pool.get('res.currency')
 313
 314         cursor.execute('SELECT balance_end_real \
 315                 FROM account_bank_statement \
 316                 WHERE journal_id = %d \
 317                 ORDER BY date DESC,id DESC LIMIT 1', (journal_id,))
 318         res = cursor.fetchone()
 319         balance_start = res and res[0] or 0.0
 320
 321         currency_id = account_journal_obj.browse(cursor, user, journal_id,
 322                 context=context).currency.id
 323         if not currency_id:
 324             currency_id = res_users_obj.browse(cursor, user, user,
 325                     context=context).company_id.currency_id.id
 326         currency = res_currency_obj.name_get(cursor, user, [currency_id],
 327                 context=context)[0]
 328         return {'value': {'balance_start': balance_start, 'currency': currency}}
 329
 330 account_bank_statement()
 331
 332
 333 class account_bank_statement_reconcile(osv.osv):
 334     _name = "account.bank.statement.reconcile"
 335     _description = "Statement reconcile"
 336
 337     def _total_entry(self, cursor, user, ids, name, attr, context=None):
 338         result = {}
 339         for o in self.browse(cursor, user, ids, context=context):
 340             result[o.id] = 0.0
 341             for line in o.line_ids:
 342                 result[o.id] += line.debit - line.credit
 343         return result
 344
 345     def _total_new(self, cursor, user, ids, name, attr, context=None):
 346         result = {}
 347         for o in self.browse(cursor, user, ids, context=context):
 348             result[o.id] = 0.0
 349             for line in o.line_new_ids:
 350                 result[o.id] += line.amount
 351         return result
 352
 353     def _total_balance(self, cursor, user, ids, name, attr, context=None):
 354         result = {}
 355         for o in self.browse(cursor, user, ids, context=context):
 356             result[o.id] = o.total_new - o.total_entry + o.total_amount
 357         return result
 358
 359     def _total_amount(self, cursor, user, ids, name, attr, context=None):
 360         res = {}
 361         res_currency_obj = self.pool.get('res.currency')
 362         res_users_obj = self.pool.get('res.users')
 363
 364         company_currency_id = res_users_obj.browse(cursor, user, user,
 365                 context=context).company_id.currency_id.id
 366         currency_id = context.get('currency_id', company_currency_id)
 367
 368         acc_cur = None
 369         if context.get('journal_id', False) and context.get('account_id',False):
 370             st =self.pool.get('account.journal').browse(cursor, user, context['journal_id'])
 371             acc = self.pool.get('account.account').browse(cursor, user, context['account_id'])
 372             acc_cur = (( context.get('amount',0.0)<=0) and st.default_debit_account_id) or acc
 373
 374         for reconcile_id in ids:
 375             res[reconcile_id] = res_currency_obj.compute(cursor, user,
 376                     currency_id, company_currency_id,
 377                     context.get('amount', 0.0), context=context, account=acc_cur)
 378         return res
 379
 380     def _default_amount(self, cursor, user, context=None):
 381         if context is None:
 382             context = {}
 383         res_currency_obj = self.pool.get('res.currency')
 384         res_users_obj = self.pool.get('res.users')
 385
 386         company_currency_id = res_users_obj.browse(cursor, user, user,
 387                 context=context).company_id.currency_id.id
 388         currency_id = context.get('currency_id', company_currency_id)
 389
 390         acc_cur = None
 391         if context.get('journal_id', False) and context.get('account_id',False):
 392             st =self.pool.get('account.journal').browse(cursor, user, context['journal_id'])
 393             acc = self.pool.get('account.account').browse(cursor, user, context['account_id'])
 394             acc_cur = (( context.get('amount',0.0)<=0) and st.default_debit_account_id) or acc
 395
 396         return res_currency_obj.compute(cursor, user,
 397                 currency_id, company_currency_id,
 398                 context.get('amount', 0.0), context=context, account=acc_cur)
 399
 400     def _total_currency(self, cursor, user, ids, name, attrs, context=None):
 401         res = {}
 402         res_users_obj = self.pool.get('res.users')
 403
 404         company_currency_id = res_users_obj.browse(cursor, user, user,
 405                 context=context).company_id.currency_id.id
 406
 407         for reconcile_id in ids:
 408             res[reconcile_id] = company_currency_id
 409         return res
 410
 411     def _default_currency(self, cursor, user, context=None):
 412         res_users_obj = self.pool.get('res.users')
 413
 414         return res_users_obj.browse(cursor, user, user,
 415                 context=context).company_id.currency_id.id
 416
 417
 418     def _total_second_amount(self, cursor, user, ids, name, attr,
 419             context=None):
 420         res = {}
 421         for reconcile_id in ids:
 422             res[reconcile_id] = context.get('amount', 0.0)
 423         return res
 424
 425     def _total_second_currency(self, cursor, user, ids, name, attr, context=None):
 426         res = {}
 427         for reconcile_id in ids:
 428             res[reconcile_id] = context.get('currency_id', False)
 429         return res
 430
 431     def name_get(self, cursor, user, ids, context=None):
 432         res= []
 433         for o in self.browse(cursor, user, ids, context=context):
 434             td = ''
 435             if o.total_amount:
 436                 td = 'P '
 437             res.append((o.id, '%s[%.2f]' % (td, o.total_amount)))
 438         return res
 439
 440     _columns = {
 441         'name': fields.char('Date', size=64, required=True),
 442         'partner_id': fields.many2one('res.partner', 'Partner', readonly=True),
 443         'line_new_ids': fields.one2many('account.bank.statement.reconcile.line',
 444             'line_id', 'Write-Off'),
 445         'total_entry': fields.function(_total_entry, method=True,
 446             string='Total entries'),
 447         'total_new': fields.function(_total_new, method=True,
 448             string='Total write-off'),
 449         'total_second_amount': fields.function(_total_second_amount,
 450             method=True, string='Payment amount',
 451             help='The amount in the currency of the journal'),
 452         'total_second_currency': fields.function(_total_second_currency, method=True,
 453             string='Currency', type='many2one', relation='res.currency',
 454             help='The currency of the journal'),
 455         'total_amount': fields.function(_total_amount, method=True,
 456             string='Payment amount'),
 457         'total_currency': fields.function(_total_currency, method=True,
 458             string='Currency', type='many2one', relation='res.currency'),
 459         'total_balance': fields.function(_total_balance, method=True,
 460             string='Balance'),
 461         #line_ids define in account.py
 462         'statement_line': fields.one2many('account.bank.statement.line',
 463              'reconcile_id', 'Bank Statement Line'),
 464     }
 465     _defaults = {
 466         'name': lambda *a: time.strftime('%Y-%m-%d'),
 467         'partner_id': lambda obj, cursor, user, context=None: \
 468                 context.get('partner', False),
 469         'total_amount': _default_amount,
 470         'total_currency': _default_currency,
 471         'total_second_amount':  lambda obj, cursor, user, context=None: \
 472                 context.get('amount', 0.0),
 473         'total_second_currency': lambda obj, cursor, user, context=None: \
 474                 context.get('currency_id', False),
 475         'total_balance': _default_amount,
 476     }
 477 account_bank_statement_reconcile()
 478
 479 class account_bank_statement_reconcile_line(osv.osv):
 480     _name = "account.bank.statement.reconcile.line"
 481     _description = "Statement reconcile line"
 482     _columns = {
 483         'name': fields.char('Description', size=64),
 484         'account_id': fields.many2one('account.account', 'Account', required=True),
 485         'line_id': fields.many2one('account.bank.statement.reconcile', 'Reconcile'),
 486         'amount': fields.float('Amount', required=True),
 487     }
 488 account_bank_statement_reconcile_line()
 489
 490
 491 class account_bank_statement_line(osv.osv):
 492
 493     def onchange_partner_id(self, cursor, user, line_id, partner_id, type, currency_id,
 494             context={}):
 495         if not partner_id:
 496             return {}
 497         res_currency_obj = self.pool.get('res.currency')
 498         res_users_obj = self.pool.get('res.users')
 499
 500         company_currency_id = res_users_obj.browse(cursor, user, user,
 501                 context=context).company_id.currency_id.id
 502
 503         if not currency_id:
 504             currency_id = company_currency_id
 505
 506         part = self.pool.get('res.partner').browse(cursor, user, partner_id,
 507                 context=context)
 508         if type == 'supplier':
 509             account_id = part.property_account_payable.id
 510         else:
 511             account_id =  part.property_account_receivable.id
 512
 513         cursor.execute('SELECT sum(debit-credit) \
 514                 FROM account_move_line \
 515                 WHERE (reconcile_id is null) \
 516                     AND partner_id = %d \
 517                     AND account_id=%d', (partner_id, account_id))
 518         res = cursor.fetchone()
 519         balance = res and res[0] or 0.0
 520
 521         balance = res_currency_obj.compute(cursor, user, company_currency_id,
 522                 currency_id, balance, context=context)
 523         return {'value': {'amount': balance, 'account_id': account_id}}
 524
 525     def _reconcile_amount(self, cursor, user, ids, name, args, context=None):
 526         if not ids:
 527             return {}
 528         res_currency_obj = self.pool.get('res.currency')
 529         res_users_obj = self.pool.get('res.users')
 530
 531         res = {}
 532         company_currency_id = res_users_obj.browse(cursor, user, user,
 533                 context=context).company_id.currency_id.id
 534
 535         for line in self.browse(cursor, user, ids, context=context):
 536             if line.reconcile_id:
 537                 res[line.id] = res_currency_obj.compute(cursor, user,
 538                         company_currency_id, line.statement_id.currency.id,
 539                         line.reconcile_id.total_entry, context=context)
 540             else:
 541                 res[line.id] = 0.0
 542         return res
 543
 544     _order = "date,name desc"
 545     _name = "account.bank.statement.line"
 546     _description = "Bank Statement Line"
 547     _columns = {
 548         'name': fields.char('Name', size=64, required=True),
 549         'date': fields.date('Date', required=True),
 550         'amount': fields.float('Amount'),
 551         'type': fields.selection([
 552             ('supplier','Supplier'),
 553             ('customer','Customer'),
 554             ('general','General')
 555             ], 'Type', required=True),
 556         'partner_id': fields.many2one('res.partner', 'Partner'),
 557         'account_id': fields.many2one('account.account','Account',
 558             required=True),
 559         'statement_id': fields.many2one('account.bank.statement', 'Statement',
 560             select=True, required=True),
 561         'reconcile_id': fields.many2one('account.bank.statement.reconcile',
 562             'Reconcile', states={'confirm':[('readonly',True)]}),
 563         'move_ids': fields.many2many('account.move',
 564             'account_bank_statement_line_move_rel', 'move_id','statement_id',
 565             'Moves'),
 566         'ref': fields.char('Ref.', size=32),
 567         'note': fields.text('Notes'),
 568         'reconcile_amount': fields.function(_reconcile_amount,
 569             string='Amount reconciled', method=True, type='float'),
 570     }
 571     _defaults = {
 572         'name': lambda self,cr,uid,context={}: self.pool.get('ir.sequence').get(cr, uid, 'account.bank.statement.line'),
 573         'date': lambda *a: time.strftime('%Y-%m-%d'),
 574         'type': lambda *a: 'general',
 575     }
 576
 577 account_bank_statement_line()
 578
 579
 580
 581 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
 582