153 lines
5.2 KiB
Python
153 lines
5.2 KiB
Python
# This file is part of Tryton. The COPYRIGHT file at the top level of
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# this repository contains the full copyright notices and license terms.
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from trytond.pool import PoolMeta, Pool
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from trytond.model import ModelView, Workflow, fields
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from trytond.wizard import Wizard, StateView, StateTransition, Button
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from trytond.pyson import Eval, Id
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from trytond.transaction import Transaction
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__all__ = ['Invoice', 'InvoiceLine',
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'DepositRecall', 'DepositRecallStart']
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class Invoice:
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__metaclass__ = PoolMeta
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__name__ = 'account.invoice'
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@classmethod
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def __setup__(cls):
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super(Invoice, cls).__setup__()
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cls._error_messages.update({
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'deposit_not_enough': (
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'The account "%(account)s" for party "%(party)s" '
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'has not enough deposit.'),
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})
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cls._buttons.update({
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'recall_deposit': {
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'invisible': Eval('state') != 'draft',
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'readonly': ~Eval('groups', []).contains(
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Id('account', 'group_account')),
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},
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})
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@classmethod
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@ModelView.button
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@Workflow.transition('posted')
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def post(cls, invoices):
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super(Invoice, cls).post(invoices)
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cls.check_deposit(invoices)
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@classmethod
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@ModelView.button_action('account_deposit.wizard_recall_deposit')
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def recall_deposit(cls, invoices):
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pass
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@classmethod
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def check_deposit(cls, invoices):
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to_check = set()
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for invoice in invoices:
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for line in invoice.lines:
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if line.type != 'line':
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continue
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if line.account.kind == 'deposit':
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if ((invoice.type.endswith('invoice')
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and line.amount < 0)
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or (invoice.type.endswith('credit_note')
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and line.amount > 0)):
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sign = 1 if invoice.type.startswith('in') else -1
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to_check.add((invoice.party, line.account, sign))
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for party, account, sign in to_check:
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if not party.check_deposit(account, sign):
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cls.raise_user_error('deposit_not_enough', {
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'account': account.rec_name,
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'party': party.rec_name,
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})
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class InvoiceLine:
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__metaclass__ = PoolMeta
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__name__ = 'account.invoice.line'
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@classmethod
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def _account_domain(cls, type_):
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domain = super(InvoiceLine, cls)._account_domain(type_)
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return domain + ['deposit']
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class DepositRecall(Wizard):
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'Recall deposit on Invoice'
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__name__ = 'account.invoice.recall_deposit'
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start = StateView('account.invoice.recall_deposit.start',
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'account_deposit.recall_deposit_start_view_form', [
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Button('Cancel', 'end', 'tryton-cancel'),
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Button('Recall', 'recall', 'tryton-ok', default=True),
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])
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recall = StateTransition()
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def default_start(self, fields):
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pool = Pool()
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Invoice = pool.get('account.invoice')
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invoice = Invoice(Transaction().context['active_id'])
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return {
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'company': invoice.company.id,
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}
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def transition_recall(self):
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pool = Pool()
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Invoice = pool.get('account.invoice')
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InvoiceLine = pool.get('account.invoice.line')
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Currency = pool.get('currency.currency')
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invoice = Invoice(Transaction().context['active_id'])
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amount = 0
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account = self.start.account
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balance = invoice.party.get_deposit_balance(account)
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balance = Currency.compute(account.company.currency, balance,
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invoice.currency)
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if invoice.type.startswith('in'):
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if balance > 0 and invoice.total_amount > 0:
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amount = -min(balance, invoice.total_amount)
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else:
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if balance < 0 and invoice.total_amount > 0:
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amount = -min(-balance, invoice.total_amount)
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to_delete = []
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for line in invoice.lines:
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if line.account == self.start.account:
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to_delete.append(line)
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if amount < 0:
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line = self._get_invoice_line(amount)
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line.invoice = invoice
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line.company = invoice.company
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line.sequence = max(l.sequence for l in invoice.lines)
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line.save()
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if to_delete:
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InvoiceLine.delete(to_delete)
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return 'end'
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def _get_invoice_line(self, amount):
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pool = Pool()
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Line = pool.get('account.invoice.line')
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return Line(
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type='line',
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quantity=1,
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account=self.start.account,
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unit_price=amount,
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description=self.start.description,
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)
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class DepositRecallStart(ModelView):
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'Recall deposit on Invoice'
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__name__ = 'account.invoice.recall_deposit.start'
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company = fields.Many2One('company.company', 'Company', readonly=True)
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account = fields.Many2One('account.account', 'Account', required=True,
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domain=[
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('kind', '=', 'deposit'),
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('company', '=', Eval('company', -1)),
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],
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depends=['company'])
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description = fields.Text('Description', required=True)
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