Files
tryton/statement.py
T

227 lines
9.0 KiB
Python

"Statement"
from trytond.osv import fields, OSV, ExceptORM
from trytond.netsvc import LocalService
from decimal import Decimal
_STATES = {'readonly': 'state != "draft"'}
class Statement(OSV):
'Bank Statement'
_name = 'statement.statement'
_description = __doc__
journal = fields.Many2One(
'statement.journal', 'Journal', required=True, states=_STATES,
on_change=['journal'], select=1)
date = fields.Date('Date', required=True, states=_STATES, select=1)
start_balance = fields.Numeric(
'Start Balance', digits=(16, 2), states=_STATES)
end_balance = fields.Numeric(
'End Balance', digits=(16, 2), states=_STATES)
lines = fields.One2Many(
'statement.statement.line', 'statement', 'Transactions',
states=_STATES)
state = fields.Selection(
[('draft', 'Draft'),
('validated', 'Validated'),
('cancel', 'Cancel'),
('posted', 'Posted'),],
'State', readonly=True, select=1)
def __init__(self):
super(Statement, self).__init__()
self._rpc_allowed += [
'draft_workflow',
]
self._order[0] = ('id', 'DESC')
def default_state(self, cursor, user, context=None):
return 'draft'
def on_change_journal(self, cursor, user, ids, value, context=None):
if not value.get('journal'):
return {}
statement_ids = self.search(
cursor, user, [('journal', '=', value['journal'])],
order=[('date','DESC')], limit=1, context=context)
if not statement_ids:
return {}
statement = self.browse(cursor, user, statement_ids[0], context=context)
return {'start_balance': statement.end_balance}
def get_end_balance(self, cursor, user, ids, name, arg, context=None):
statements = self.browse(cursor, user, ids, context=context)
res = {}
for statement in statements:
res[statement.id] = statement.start_balance
for line in statement.lines:
res[statement.id] += line.amount
return res
def set_state_validated(self, cursor, user, statement_id, context=None):
move_obj = self.pool.get('account.move')
move_line_obj = self.pool.get('account.move.line')
period_obj = self.pool.get('account.period')
journal_obj = self.pool.get('statement.journal')
statement_line_obj = self.pool.get('statement.statement.line')
statement = self.browse(cursor, user, statement_id, context=context)
period = period_obj.find(cursor, user, date=statement.date,
context=context)
computed_end_balance = statement.start_balance
for line in statement.lines:
computed_end_balance += line.amount
if computed_end_balance != statement.end_balance:
raise ExceptORM('Error:', 'Wrong End balance:\n'\
' * Expected: %s\n'\
' * Computed: %s'%\
(statement.end_balance, computed_end_balance))
for line in statement.lines:
move_lines = statement_line_obj._get_move_lines(
cursor, user, line, context=context)
move_id = move_obj.create(
cursor, user,
{'name': statement.date, #XXX
'period': period,
'journal': statement.journal.journal.id,
'date': line.date,
'lines': [('create', x) for x in move_lines],
},
context=context)
statement_line_obj.write(
cursor, user, line.id, {'move': move_id}, context=context)
self.write(cursor, user, statement_id,
{'state':'validated',},
context=context)
def set_state_posted(self, cursor, user, statement_id, context=None):
move_obj = self.pool.get('account.move')
statement = self.browse(cursor, user, statement_id, context=context)
move_obj.write(
cursor, user, [l.move.id for l in statement.lines],
{'state': 'posted'}, context=context)
self.write(
cursor, user, statement_id, {'state':'posted'}, context=context)
def set_state_cancel(self, cursor, user, statement_id, context=None):
move_obj = self.pool.get('account.move')
statement = self.browse(cursor, user, statement_id, context=context)
move_obj.unlink(
cursor, user, [l.move.id for l in statement.lines], context=context)
self.write(cursor, user, statement_id,
{'state':'cancel',},
context=context)
def draft_workflow(self, cursor, user, ids, context=None):
workflow_service = LocalService('workflow')
for statement in self.browse(cursor, user, ids, context=context):
workflow_service.trg_create(user, self._name, statement.id, cursor)
self.write(
cursor, user, statement.id,
{'state': 'draft',})
return True
Statement()
class Line(OSV):
'Bank Statement Line'
_name = 'statement.statement.line'
_description = __doc__
statement = fields.Many2One(
'statement.statement', 'Statement', required=True, ondelete='CASCADE')
date = fields.Date('Date', required=True)
amount = fields.Numeric(
'Amount', digits=(16,2), required=True,
on_change=['amount', 'party', 'account'])
party = fields.Many2One(
'relationship.party', 'Party', on_change=['amount', 'party'])
account = fields.Many2One(
'account.account', 'Account', required=True)
description = fields.Char('Description', size=None)
move = fields.Many2One(
'account.move', 'Account Move', readonly=True)
def on_change_party(self, cursor, user, ids, value, context=None):
if not (value.get('party') and value.get('amount')):
return {}
party_obj = self.pool.get('relationship.party')
account_obj = self.pool.get('account.account')
party = party_obj.browse(cursor, user, value['party'], context=context)
if value['amount'] > 0:
account = party.account_receivable
else:
account = party.account_payable
return {'account': account_obj.name_get(
cursor, user, account.id, context=context)[0]}
def on_change_amount(self, cursor, user, ids, value, context=None):
if not (value.get('party') and value.get('amount')):
return {}
party_obj = self.pool.get('relationship.party')
account_obj = self.pool.get('account.account')
party = party_obj.browse(cursor, user, value['party'], context=context)
if value.get('account') and value['account'] not in (
party.account_receivable.id, party.account_payable.id):
# The user has entered a non-default value, we keep it.
return {}
if value['amount'] > 0:
account = party.account_receivable
else:
account = party.account_payable
return {'account': account_obj.name_get(
cursor, user, account.id, context=context)[0]}
def _get_move_lines(self, cursor, user, statement_line, context=None):
currency_obj = self.pool.get('currency.currency')
zero = Decimal("0.0")
amount = currency_obj.compute(
cursor, user, statement_line.statement.journal.currency,
statement_line.amount,
statement_line.statement.journal.company.currency, context=context)
if statement_line.statement.journal.currency.id != \
statement_line.statement.journal.company.currency.id:
second_currency = statement_line.statement.journal.currency.id
amount_second_currency = abs(statement_line.amount)
else:
amount_second_currency = False
second_currency = None
vals = []
vals.append(
{'name': statement_line.date,
'debit': amount >= zero and amount or zero,
'credit': amount < zero and -amount or zero,
'account': statement_line.account.id,
'party': statement_line.party and statement_line.party.id,
'second_currency': second_currency,
'amount_second_currency': amount_second_currency,
})
journal = statement_line.statement.journal.journal
if statement_line.amount < 0:
account = journal.credit_account
else:
account = journal.debit_account
if not account:
raise ExceptORM('Error:', 'Please provide debit and '\
'credit account on bank journal.')
vals.append(
{'name': statement_line.date,
'debit': amount < zero and -amount or zero,
'credit': amount >= zero and amount or zero,
'account': account.id,
'party': statement_line.party and statement_line.party.id,
'second_currency': second_currency,
'amount_second_currency': amount_second_currency,
})
return vals
Line()