mirror of
https://gitlab.com/flectra-community/account-closing.git
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355 lines
13 KiB
Python
355 lines
13 KiB
Python
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# Copyright 2012-2018 Camptocamp SA
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# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
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from flectra import models, fields, api, _
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from flectra.exceptions import Warning as UserError
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class WizardCurrencyRevaluation(models.TransientModel):
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_name = 'wizard.currency.revaluation'
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@api.model
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def _get_default_revaluation_date(self):
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"""
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Get today's date
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"""
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return fields.date.today()
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@api.model
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def _get_default_journal_id(self):
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"""
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Get default journal if one is defined in company settings
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"""
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return self.env.user.company_id.default_currency_reval_journal_id
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@api.model
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def _get_default_label(self):
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"""
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Get label
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"""
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return "%(currency)s %(account)s %(rate)s currency revaluation"
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revaluation_date = fields.Date(
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string='Revaluation Date',
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required=True,
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default=lambda self: self._get_default_revaluation_date(),
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)
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journal_id = fields.Many2one(
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comodel_name='account.journal',
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string='Journal',
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domain="[('type','=','general')]",
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help="You can set the default journal in company settings.",
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required=True,
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default=lambda self: self._get_default_journal_id()
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)
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label = fields.Char(
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string='Entry description',
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size=100,
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help="This label will be inserted in entries description. "
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"You can use %(account)s, %(currency)s and %(rate)s keywords.",
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required=True,
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default=lambda self: self._get_default_label(),
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)
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def _create_move_and_lines(
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self, amount, debit_account_id, credit_account_id,
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sums, label, form, partner_id, currency_id,
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analytic_debit_acc_id=False, analytic_credit_acc_id=False):
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reversable = form.journal_id.company_id.reversable_revaluations
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base_move = {
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'name': label,
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'journal_id': form.journal_id.id,
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'date': form.revaluation_date,
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'to_be_reversed': reversable
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}
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base_line = {
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'name': label,
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'partner_id': partner_id,
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'currency_id': currency_id,
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'amount_currency': 0.0,
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'date': form.revaluation_date
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}
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base_line['gl_foreign_balance'] = sums.get('foreign_balance', 0.0)
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base_line['gl_balance'] = sums.get('balance', 0.0)
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base_line['gl_revaluated_balance'] = sums.get(
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'revaluated_balance', 0.0)
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base_line['gl_currency_rate'] = sums.get('currency_rate', 0.0)
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debit_line = base_line.copy()
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credit_line = base_line.copy()
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debit_line.update({
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'debit': amount,
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'credit': 0.0,
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'account_id': debit_account_id,
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})
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if analytic_debit_acc_id:
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credit_line.update({
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'analytic_account_id': analytic_debit_acc_id,
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})
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credit_line.update({
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'debit': 0.0,
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'credit': amount,
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'account_id': credit_account_id,
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})
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if analytic_credit_acc_id:
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credit_line.update({
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'analytic_account_id': analytic_credit_acc_id,
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})
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base_move['line_ids'] = [(0, 0, debit_line), (0, 0, credit_line)]
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created_move = self.env['account.move'].create(base_move)
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created_move.post()
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return [x.id for x in created_move.line_ids]
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@api.multi
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def _compute_unrealized_currency_gl(self, currency_id, balances):
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"""
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Update data dict with the unrealized currency gain and loss
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plus add 'currency_rate' which is the value used for rate in
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computation
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@param int currency_id: currency to revaluate
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@param dict balances: contains foreign balance and balance
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@return: updated data for foreign balance plus rate value used
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"""
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context = self.env.context
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currency_obj = self.env['res.currency']
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# Compute unrealized gain loss
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ctx_rate = context.copy()
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ctx_rate['date'] = self.revaluation_date
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cp_currency = self.journal_id.company_id.currency_id
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currency = currency_obj.browse(currency_id).with_context(ctx_rate)
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foreign_balance = adjusted_balance = balances.get(
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'foreign_balance', 0.0)
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balance = balances.get('balance', 0.0)
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unrealized_gain_loss = 0.0
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if foreign_balance:
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adjusted_balance = currency.compute(foreign_balance, cp_currency)
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unrealized_gain_loss = adjusted_balance - balance
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else:
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if balance:
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if currency_id != cp_currency.id:
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unrealized_gain_loss = 0.0 - balance
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return {'unrealized_gain_loss': unrealized_gain_loss,
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'currency_rate': currency.rate,
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'revaluated_balance': adjusted_balance}
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@api.model
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def _format_label(self, text, account_id, currency_id, rate):
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"""
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Return a text with replaced keywords by values
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@param str text: label template, can use
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%(account)s, %(currency)s, %(rate)s
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@param int account_id: id of the account to display in label
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@param int currency_id: id of the currency to display
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@param float rate: rate to display
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"""
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account_obj = self.env['account.account']
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currency_obj = self.env['res.currency']
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account = account_obj.browse(account_id)
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currency = currency_obj.browse(currency_id)
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data = {'account': account.code or False,
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'currency': currency.name or False,
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'rate': rate or False}
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return text % data
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@api.multi
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def _write_adjust_balance(self, account_id, currency_id,
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partner_id, amount, label, form, sums):
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"""
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Generate entries to adjust balance in the revaluation accounts
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@param account_id: ID of account to be reevaluated
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@param amount: Amount to be written to adjust the balance
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@param label: Label to be written on each entry
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@param form: Wizard browse record containing data
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@return: ids of created move_lines
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"""
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if partner_id is None:
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partner_id = False
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company = form.journal_id.company_id or self.env.user.company_id
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created_ids = []
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# over revaluation
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if amount >= 0.01:
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reval_gain_account = company.revaluation_gain_account_id
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if reval_gain_account:
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analytic_acc_id = (company.revaluation_analytic_account_id.id
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if company.revaluation_analytic_account_id
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else False)
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line_ids = self._create_move_and_lines(
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amount, account_id, reval_gain_account.id, sums, label,
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form, partner_id, currency_id,
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analytic_credit_acc_id=analytic_acc_id)
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created_ids.extend(line_ids)
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if company.provision_bs_gain_account_id and \
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company.provision_pl_gain_account_id:
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analytic_acc_id = (
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company.provision_pl_analytic_account_id and
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company.provision_pl_analytic_account_id.id or
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False)
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line_ids = self._create_move_and_lines(
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amount, company.provision_bs_gain_account_id.id,
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company.provision_pl_gain_account_id.id, sums, label,
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form, partner_id, currency_id,
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analytic_credit_acc_id=analytic_acc_id)
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created_ids.extend(line_ids)
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# under revaluation
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elif amount <= -0.01:
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amount = -amount
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reval_loss_account = company.revaluation_loss_account_id
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if reval_loss_account:
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analytic_acc_id = (company.revaluation_analytic_account_id.id
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if company.revaluation_analytic_account_id
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else False)
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line_ids = self._create_move_and_lines(
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amount, reval_loss_account.id, account_id, sums, label,
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form, partner_id, currency_id,
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analytic_debit_acc_id=analytic_acc_id)
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created_ids.extend(line_ids)
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if company.provision_bs_loss_account_id and \
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company.provision_pl_loss_account_id:
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analytic_acc_id = (
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company.provision_pl_analytic_account_id and
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company.provision_pl_analytic_account_id.id or
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False)
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line_ids = self._create_move_and_lines(
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amount, company.provision_pl_loss_account_id.id,
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company.provision_bs_loss_account_id.id, sums, label,
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form, partner_id, currency_id,
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analytic_debit_acc_id=analytic_acc_id)
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created_ids.extend(line_ids)
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return created_ids
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@staticmethod
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def _check_company(company):
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return (not company.revaluation_loss_account_id and
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not company.revaluation_gain_account_id and
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not (company.provision_bs_loss_account_id and
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company.provision_pl_loss_account_id) and
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not (company.provision_bs_gain_account_id and
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company.provision_pl_gain_account_id))
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@api.multi
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def revaluate_currency(self):
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"""
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Compute unrealized currency gain and loss and add entries to
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adjust balances
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@return: dict to open an Entries view filtered on generated move lines
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"""
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account_obj = self.env['account.account']
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company = self.journal_id.company_id or self.env.user.company_id
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if self._check_company(company):
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raise UserError(
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_("No revaluation or provision account are defined"
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" for your company.\n"
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"You must specify at least one provision account or"
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" a couple of provision account in the accounting settings.")
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)
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created_ids = []
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# Search for accounts Balance Sheet to be revaluated
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# on those criteria
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# - deferral method of account type is not None
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account_ids = account_obj.search([
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('user_type_id.include_initial_balance', '=', 'True'),
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('currency_revaluation', '=', True)])
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if not account_ids:
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raise UserError(
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_("No account to be revaluated found. "
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"Please check 'Allow Currency Revaluation' "
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"for at least one account in account form.")
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)
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# Get balance sums
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account_sums = account_ids.compute_revaluations(self.revaluation_date)
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for account_id, account_tree in account_sums.items():
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for currency_id, currency_tree in account_tree.items():
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for partner_id, sums in currency_tree.items():
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if not sums['balance']:
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continue
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# Update sums with compute amount currency balance
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diff_balances = self._compute_unrealized_currency_gl(
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currency_id,
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sums
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)
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account_sums[account_id][currency_id][partner_id].\
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update(diff_balances)
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# Create entries only after all computation have been done
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for account_id, account_tree in account_sums.items():
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for currency_id, currency_tree in account_tree.items():
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for partner_id, sums in currency_tree.items():
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adj_balance = sums.get('unrealized_gain_loss', 0.0)
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if not adj_balance:
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continue
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account_type = account_obj.browse(account_id).internal_type
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if account_type not in ['receivable', 'payable']:
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partner_id = None
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rate = sums.get('currency_rate', 0.0)
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label = self._format_label(
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self.label, account_id, currency_id, rate
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)
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# Write an entry to adjust balance
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new_ids = self._write_adjust_balance(
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account_id,
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currency_id,
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partner_id,
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adj_balance,
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label,
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self,
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sums
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)
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created_ids.extend(new_ids)
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if created_ids:
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return {'domain': "[('id', 'in', %s)]" % created_ids,
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'name': _("Created revaluation lines"),
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'view_type': 'form',
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'view_mode': 'tree,form',
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'auto_search': True,
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'res_model': 'account.move.line',
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'view_id': False,
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'search_view_id': False,
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'type': 'ir.actions.act_window'}
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else:
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raise UserError(
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_("No accounting entry has been posted.")
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)
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