# Copyright 2011 Akretion
# Copyright 2011-2019 Camptocamp SA
# Copyright 2013 Savoir-faire Linux
# Copyright 2014 ACSONE SA/NV
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html)
import datetime
from .file_parser import FileParser, float_or_zero
from odoo.tools import ustr


class GenericFileParser(FileParser):
    """Standard parser that use a define format in csv or xls to import into a
    bank statement. This is mostely an example of how to proceed to create a
    new parser, but will also be useful as it allow to import a basic flat
    file.
    """

    def __init__(self, journal, ftype='csv', **kwargs):
        conversion_dict = {
            'label': ustr,
            'date': datetime.datetime,
            'amount': float_or_zero,
        }
        # set self.env for later ORM searches
        self.env = journal.env
        super().__init__(
            journal, ftype=ftype,
            extra_fields=conversion_dict,
            **kwargs)

    @classmethod
    def parser_for(cls, parser_name):
        """Used by the new_bank_statement_parser class factory. Return true if
        the providen name is generic_csvxls_so
        """
        return parser_name == 'generic_csvxls_so'

    def get_move_line_vals(self, line, *args, **kwargs):
        """
        This method must return a dict of vals that can be passed to create
        method of statement line in order to record it. It is the
        responsibility of every parser to give this dict of vals, so each one
        can implement his own way of recording the lines.
            :param:  line: a dict of vals that represent a line of
              result_row_list
            :return: dict of values to give to the create method of statement
              line, it MUST contain at least:
                {
                    'name':value,
                    'date_maturity':value,
                    'credit':value,
                    'debit':value
                }
        """
        account_obj = self.env['account.account']
        partner_obj = self.env['res.partner']
        account_id = False
        partner_id = False

        if line.get('account'):
            accounts = account_obj.search([('code', '=', line['account'])])
            if len(accounts) == 1:
                account_id = accounts[0].id

        if line.get('partner'):
            partners = partner_obj.search([('name', '=', line['partner'])])
            if len(partners) == 1:
                partner_id = partners[0].id

        amount = line.get('amount', 0.0)
        return {
            'name': line.get('label', '/'),
            'date_maturity': line.get('date', datetime.datetime.now().date()),
            'credit': amount > 0.0 and amount or 0.0,
            'debit': amount < 0.0 and -amount or 0.0,
            'account_id': account_id,
            'partner_id': partner_id,
        }