# -*- coding: utf-8 -*-
from odoo import models, fields, api
from odoo.exceptions import RedirectWarning, ValidationError
from zipfile import ZipFile

import base64
import tempfile
import os
import logging

_logger = logging.getLogger(__name__)


class AccountCfdiZip(models.TransientModel):
    _name = 'account.cfdi.zip'
    _description = 'Importación con archivo ZIP'

    file = fields.Binary(string='Archivo', required=True)
    file_name = fields.Char(string='Nombre del archivo', required=True)
    company_id = fields.Many2one(comodel_name='res.company', string='Empresa', default=lambda self: self.env.company, readonly=True)
    result = fields.Char(string='Resultado')
    state = fields.Selection(selection=[('draft', 'Seleccionar'), ('done', 'Importado'), ], string='Estado', default='draft')

    def import_zip(self):
        count_xml = 0
        if self.file:
            zip_file_id = self.env['ir.attachment'].create({
                'name': self.file_name,
                'type': 'binary',
                'company_id': self.company_id.id,
                'datas': self.file,
                'store_fname': self.file_name,
                'mimetype': 'application/zip'
            })
            fd, path = tempfile.mkstemp()
            with os.fdopen(fd, 'wb') as tmp:
                tmp.write(base64.b64decode(zip_file_id.datas))

            try:
                with ZipFile(path, 'r') as zip:
                    attachment_list = []
                    for filename in zip.namelist():
                        with zip.open(filename) as file:
                            xml_content = file.read()
                            attachment_data = {
                                'name': filename,
                                'type': 'binary',
                                'company_id': self.company_id.id,
                                'datas': base64.b64encode(xml_content),
                                'store_fname': filename,
                                'mimetype': 'application/xml'
                            }
                            data_uuid = {
                                "xml": attachment_data,
                            }
                            attachment_list.append(data_uuid)
                    if attachment_list:
                        cfdi_ids = self.env['account.cfdi'].create_cfdis(attachment_list)
                        count_xml = len(cfdi_ids)
            except Exception as e:
                raise ValidationError(e)

        self.write({
            'result': "Archivos XML procesados correctamente: " + str(count_xml),
            'state': 'done',
        })

        return {
            'type': 'ir.actions.act_window',
            'res_model': 'account.cfdi.zip',
            'view_mode': 'form',
            'view_type': 'form',
            'res_id': self.id,
            'views': [(False, 'form')],
            'target': 'new',
        }