from odoo import models, fields, api
from odoo.tools import groupby
import logging
import markupsafe
import requests
import json
import time
import random
import re
import html
import base64

_logger = logging.getLogger(__name__)

class WhatsAppMessage(models.Model):
    _inherit = 'whatsapp.message'

    
    def _send_message(self, with_commit=False):

        url = ''

        if self.wa_account_id and self.wa_account_id.whatsapp_web_url:
            url = self.wa_account_id.whatsapp_web_url
            _logger.info('WHATSAPP WEB SEND MESSAGE' + url)

        group = ''
        
        if not url:
            super()._send_message(with_commit)
            
        for whatsapp_message in self:
            #verificacion envio a grupo
            #plantilla dada de alta en x_plantillas_whatsapp 
            if 'marketing.trace' in self.env:
                marketing_traces = self.env['marketing.trace'].sudo().search([('whatsapp_message_id', '=', whatsapp_message.id)])
                for marketing_trace in marketing_traces:
                    if 'x_studio_grupo_whatsapp' in marketing_trace.activity_id and marketing_trace.activity_id.x_studio_grupo_whatsapp:
                        group = marketing_trace.activity_id.x_studio_grupo_whatsapp.x_studio_destinatario

            if 'x_notificaciones_whats' in self.env and not group: 
                notificaciones = self.env['x_notificaciones_whats'].sudo().search([('x_studio_plantilla_de_whatsapp', '=', whatsapp_message.wa_template_id.id)])
                if notificaciones:
                    _logger.info('template encontrado')
                    if not group: 
                        for notificacion in notificaciones:
                            if not notificacion.x_studio_partner_unico:
                                group = notificacion.x_studio_destinatario
                                break
            
            attachment = False

            if whatsapp_message.wa_template_id:
                record = self.env[whatsapp_message.wa_template_id.model].browse(whatsapp_message.mail_message_id.res_id)
                #codigo con base a whatsapp.message y whatsapp.template para generacion de adjuntos
                RecordModel = self.env[whatsapp_message.mail_message_id.model].with_user(whatsapp_message.create_uid)
                from_record = RecordModel.browse(whatsapp_message.mail_message_id.res_id)

                # if retrying message then we need to unlink previous attachment
                # in case of header with report in order to generate it again
                if whatsapp_message.wa_template_id.report_id and whatsapp_message.wa_template_id.header_type == 'document' and whatsapp_message.mail_message_id.attachment_ids:
                    whatsapp_message.mail_message_id.attachment_ids.unlink()

                if not attachment and whatsapp_message.wa_template_id.report_id:
                    attachment = whatsapp_message.wa_template_id._generate_attachment_from_report(record)
                if not attachment and whatsapp_message.wa_template_id.header_attachment_ids:
                    attachment = whatsapp_message.wa_template_id.header_attachment_ids[0]
                
                if attachment and attachment not in whatsapp_message.mail_message_id.attachment_ids:
                    whatsapp_message.mail_message_id.attachment_ids = [(4, attachment.id)]
             # no template
            elif whatsapp_message.mail_message_id.attachment_ids:
                attachment = whatsapp_message.mail_message_id.attachment_ids[0]

            #codigo para limpiar body y numero
            body = whatsapp_message.body
            if isinstance(body, markupsafe.Markup):
                text = html.unescape(str(body))
            
                # Reemplazamos las etiquetas BR y P
                text = re.sub(r'<br\s*/?>|<BR\s*/?>', '\n', text)
                text = re.sub(r'<p>|<P>', '\n\n', text)
                text = re.sub(r'</p>|</P>', '', text)
                
                # Eliminamos el resto de etiquetas HTML
                text = re.sub(r'<[^>]+>', '', text)
                
                # Limpiamos múltiples saltos de línea
                text = re.sub(r'\n\s*\n\s*\n', '\n\n', text)
                
                # Limpiamos espacios en blanco al inicio y final
                body = text.strip()

            number = whatsapp_message.mobile_number
            number = number.replace(' ', '').replace('+','')

            if number.startswith("52") and len(number) == 12:
                number = "521" + number[2:]

            # ENVIO DE MENSAJE
            # Headers de la petición, si es necesario
            headers = {
                "Content-Type": "application/json"
            }

            number = group if group else number + '@c.us'
            
            #$wa::sendMessage("521{$fields_data[$settings['borax_whatsapp_mobile']]}@c.us", ['type' => 'MessageMedia', 'args' => [mime_content_type($file), base64_encode(file_get_contents($file)), $filename, $filesize]], ['caption' => $borax_whatsapp_mensaje]);
            parent_message_id = ''
            if whatsapp_message.mail_message_id and whatsapp_message.mail_message_id.parent_id:
                    parent_id = whatsapp_message.mail_message_id.parent_id.wa_message_ids
                    if parent_id:
                        parent_message_id = parent_id[0].msg_uid
            if attachment:
                payload = {
                    "method": "sendMessage",  
                    "args": [number, {'type': 'MessageMedia', 'args': [attachment.mimetype, base64.b64encode(attachment.raw).decode('utf-8'), attachment.name, attachment.file_size]}, {'caption': body}]
                }
            else: 
                payload = {
                    "method": "sendMessage",  
                    "args": [number, body, {}]
                }

            if parent_message_id:
                payload['args'][2]['quotedMessageId'] = parent_message_id

            # Realizando la petición POST
            response = requests.post(url, data=json.dumps(payload), headers=headers)

            # Verificando si la respuesta contiene data->id
            if response.status_code == 200:
                response_json = response.json()
                if "_data" in response_json and "id" in response_json["_data"]:
                    _logger.info(f"Petición exitosa. ID: {response_json['_data']['id']['id']}")
                    whatsapp_message.write({
                        'state': 'sent',
                        'msg_uid': response_json['_data']['id']['_serialized']
                    })
                    self._cr.commit()
                else:
                    _logger.info("La respuesta no contiene 'data->id'.")
            else:
                _logger.info(f"Error en la petición. Código de estado: {response.status_code}")

            time.sleep(random.randint(3, 7))