# -*- coding: utf-8 -*-
#
#
#    Author: Laurent Mignon
#    Copyright 2013 'ACSONE SA/NV'
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as
#    published by the Free Software Foundation, either version 3 of the
#    License, or (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
#


from openerp.tools.translate import _
from openerp.osv.orm import Model
from openerp.osv import fields
from openerp.addons.account_statement_base_completion.statement \
    import ErrorTooManyPartner


class AccountStatementCompletionRule(Model):
    """Add a rule based on transaction ID"""

    _inherit = "account.statement.completion.rule"

    def _get_functions(self, cr, uid, context=None):
        res = super(AccountStatementCompletionRule, self)._get_functions(
            cr, uid, context=context)
        res.append(('get_from_bank_account',
                    'From bank account number (Normal or IBAN)'))
        return res

    def get_from_bank_account(self, cr, uid, st_line, context=None):
        """
        Match the partner based on the partner account number field
        Then, call the generic st_line method to complete other values.
        :param dict st_line: read of the concerned account.bank.statement.line
        :return:
            A dict of value that can be passed directly to the write method of
            the statement line or {}
           {'partner_id': value,
            'account_id' : value,
            ...}
        """
        partner_acc_number = st_line['partner_acc_number']
        if not partner_acc_number:
            return {}
        st_obj = self.pool['account.bank.statement.line']
        res = {}
        res_bank_obj = self.pool['res.partner.bank']
        ids = res_bank_obj.search_by_acc_number(cr,
                                                uid,
                                                partner_acc_number,
                                                context=context)
        if len(ids) > 1:
            raise ErrorTooManyPartner(_('Line named "%s" (Ref:%s) was matched '
                                        'by more than one partner for account '
                                        'number "%s".') %
                                      (st_line['name'],
                                       st_line['ref'],
                                       partner_acc_number))
        if len(ids) == 1:
            partner = res_bank_obj.browse(cr,
                                          uid,
                                          ids[0],
                                          context=context).partner_id
            res['partner_id'] = partner.id
            st_vals = st_obj.get_values_for_line(
                cr, uid, profile_id=st_line['profile_id'],
                master_account_id=st_line['master_account_id'],
                partner_id=res.get('partner_id', False),
                line_type=st_line['type'],
                amount=st_line['amount'] if st_line['amount'] else 0.0,
                context=context)
            res.update(st_vals)
        return res


class AccountStatementLine(Model):
    _inherit = "account.bank.statement.line"

    _columns = {
        'partner_acc_number': fields.sparse(
            type='char',
            string='Account Number',
            size=64,
            serialization_field='additionnal_bank_fields',
            help="Account number of the partner"),
    }