bank-statement-import/account_bank_statement_import_move_line/models/account_move_line.py

# Copyright 2017 Tecnativa - Luis M. Ontalba
# License AGPL-3 - See http://www.gnu.org/licenses/agpl-3.0.html

from odoo import api, models


class AccountMoveLine(models.Model):
    _inherit = 'account.move.line'

    @api.multi
    def _prepare_statement_line_vals(self, statement):
        self.ensure_one()
        amount = 0.0
        if self.debit > 0:
            amount = self.debit
        elif self.credit > 0:
            amount = -self.credit
        vals = {
            'name': self.name or '?',
            'amount': amount,
            'partner_id': self.partner_id.id,
            'statement_id': statement.id,
            'ref': self.ref,
            'date': self.date_maturity,
            'amount_currency': self.amount_currency,
            'currency_id': self.currency_id.id,
        }
        return vals

    @api.multi
    def create_statement_line_from_move_line(self, statement):
        abslo = self.env['account.bank.statement.line']
        for mline in self:
            abslo.create(mline._prepare_statement_line_vals(statement))
        return