# -*- coding: utf-8 -*-

from odoo import models, api, fields, _
from odoo.exceptions import ValidationError, UserError
import base64
import time
import logging
from datetime import date, datetime
from dateutil.relativedelta import relativedelta
from .account_esignature_certificate import convert_key_cer_to_pem
from .portal_sat import PortalSAT

_logger = logging.getLogger(__name__)
TRY_COUNT = 3  # INTENTOS DE CONEXION

class ResCompany(models.Model):
    _inherit = 'res.company'

    x_esignature_ids = fields.Many2many(comodel_name='account.esignature.certificate', string='Certificado FIEL')
    x_last_cfdi_fetch_date = fields.Datetime("Última sincronización")
    x_only_supplier_cfdi = fields.Boolean("Solo documentos de proveedor")

    @api.model
    def auto_import_cfdi_invoices(self):
        for company in self.search([('x_esignature_ids', '!=', False)]):
            company.with_company(company.id).download_cfdi_invoices_sat()
        return True

    # =================================================PORTAL SAT===========================================================

    # DESCARGAR LOS XML DESDE EL SAT
    def download_cfdi_invoices_sat(self, start_date=False, end_Date=False, document_type=False):
        esignature_ids = self.x_esignature_ids
        esignature = esignature_ids.with_user(self.env.user).get_valid_certificate()
        if not esignature:
            raise ValidationError("No se encontraron certificados validos, favor de revisar.")

        if not esignature.content or not esignature.key or not esignature.password:
            raise ValidationError("Seleccine los archivos FIEL .cer o FIEL .pem.")

        fiel_cert_data = base64.b64decode(esignature.content)
        fiel_pem_data = convert_key_cer_to_pem(esignature.key, esignature.password)

        opt = {'credenciales': None, 'rfc': None, 'uuid': None, 'ano': None, 'mes': None, 'dia': 0,
               'intervalo_dias': None, 'fecha_inicial': None, 'fecha_final': None, 'tipo': 't',
               'tipo_complemento': '-1', 'rfc_emisor': None, 'rfc_receptor': None, 'sin_descargar': False,
               'base_datos': False, 'directorio_fiel': '', 'archivo_uuids': '', 'estatus': False}
        today = datetime.utcnow()
        if start_date and end_Date:
            opt['fecha_inicial'] = datetime.combine(start_date, datetime.min.time())
            opt['fecha_final'] = datetime.combine(end_Date, datetime.max.time())
        elif self.x_last_cfdi_fetch_date:
            last_import_date = self.x_last_cfdi_fetch_date
            last_import_date - relativedelta(days=2)

            fecha_inicial = last_import_date - relativedelta(days=2)
            fecha_final = today + relativedelta(days=2)
            opt['fecha_inicial'] = fecha_inicial
            opt['fecha_final'] = fecha_final
        else:
            year = today.year
            month = today.month
            opt['ano'] = year
            opt['mes'] = month

        sat = False
        for i in range(TRY_COUNT):
            sat = PortalSAT(opt['rfc'], 'cfdi-descarga', False)
            if sat.login_fiel(fiel_cert_data, fiel_pem_data, esignature, self.env.company):
                time.sleep(1)
                break
        invoice_content_receptor, invoice_content_emisor = {}, {}
        if sat and sat.is_connect:
            if document_type == "supplier":
                invoice_content_receptor, invoice_content_emisor = sat.search(opt, 'supplier')
            elif document_type == "customer":
                invoice_content_receptor, invoice_content_emisor = sat.search(opt, 'customer')
            else:
                invoice_content_receptor, invoice_content_emisor = sat.search(opt)
            sat.logout()
        elif sat:
            sat.logout()

        attachment_data = []
        if invoice_content_receptor:
            attachment_data += self.get_cfdi_data(invoice_content_receptor, attachment_data)
        if invoice_content_emisor:
            attachment_data += self.get_cfdi_data(invoice_content_emisor, attachment_data)
        if attachment_data:
            cfdi_ids = self.env['account.cfdi'].create_cfdis(attachment_data=attachment_data)
            if cfdi_ids:
                self.write({'x_last_cfdi_fetch_date': date.today()})
                return {
                    "name": _("CFDIs importados"),
                    "view_mode": "list,form",
                    "res_model": "account.cfdi",
                    "type": "ir.actions.act_window",
                    "target": "current",
                    "domain": [("id", "in", cfdi_ids.ids)]
                }
            else:
                return {
                    'type': 'ir.actions.client',
                    'tag': 'display_notification',
                    'params': {
                        'title': _(
                            "No se cargaron nuevos CFDIs al sistema ya que estos ya existen o no se encontraron, favor de validar."),
                        'type': 'warning',
                        'sticky': True,
                    },
                }
        else:
            return {
                'type': 'ir.actions.client',
                'tag': 'display_notification',
                'params': {
                    'title': _(
                        "No se encontraron CFDIs que coincidan con las fechas o estos ya se encuentran en el sistema, favor de validar."),
                    'type': 'warning',
                    'sticky': True,
                },
            }

    # ======================================================================================================================

    def get_cfdi_data(self, content_sat, attachment_data):
        uuids = list(content_sat.keys())
        cfdi_ids = self.env["account.cfdi"].sudo().search([('uuid', 'in', uuids)])
        exist_uuids = cfdi_ids.mapped('uuid')

        for uuid, data in content_sat.items():
            if uuid in exist_uuids:
                continue
            xml_content = data[1]
            pdf_content = data[2]
            filename = uuid + ".xml"
            filepdf = uuid + ".pdf"
            data = dict(
                name=filename,
                store_fname=filename,
                type='binary',
                datas=base64.b64encode(xml_content),
                company_id=self.id,
                mimetype='application/xml'
            )
            data_pdf = dict(
                name=filepdf,
                store_fname=filepdf,
                type='binary',
                datas=base64.b64encode(pdf_content) if pdf_content else False,
                company_id=self.id,
                mimetype='application/pdf'
            )
            data_uuid = {
                "xml": data,
                "pdf": data_pdf
            }
            attachment_data.append(data_uuid)
        return attachment_data