#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Importador rápido de pacientes SKEEN a Odoo usando legacy_id como clave única."""
import csv
import sys
from pathlib import Path

ODOO_PATH = Path('/root/skeen-odoo')
sys.path.insert(0, str(ODOO_PATH))

import odoo
from odoo import api, SUPERUSER_ID

DATA_DIR = Path('/root/migracion/datos')


def normalize_bool(v):
    return str(v).lower() in ('1', 'true', 'si', 'sí')


def main():
    odoo.tools.config.parse_config(['-c', '/root/skeen-odoo/odoo.conf'])
    db = odoo.sql_db.db_connect('skeen_odoo')
    cr = db.cursor()
    env = api.Environment(cr, SUPERUSER_ID, {})

    Partner = env['res.partner'].sudo()
    Tag = env['skeen.patient.tag'].sudo()
    Employee = env['hr.employee'].sudo()

    # Cachés en memoria
    existing_legacy = {p.legacy_id: p.id for p in Partner.search([('legacy_id', '!=', False)]) if p.legacy_id}
    doctor_cache = {}
    tag_cache = {}

    def get_or_create_doctor(name):
        name = ' '.join(str(name).split())
        if not name:
            return False
        if name in doctor_cache:
            return doctor_cache[name]
        clean = name.lower().replace('dra.', '').replace('dr.', '').replace('dr ', '').replace('dra ', '').strip()
        doctor = Employee.search(['|', ('name', 'ilike', name), ('name', 'ilike', clean)], limit=1)
        if not doctor:
            doctor = Employee.create({'name': name})
        doctor_cache[name] = doctor
        return doctor

    def get_tag(name):
        if name in tag_cache:
            return tag_cache[name]
        tag = Tag.search([('name', '=', name)], limit=1)
        if not tag:
            tag = Tag.create({'name': name})
        tag_cache[name] = tag.id
        return tag.id

    rows = []
    with open(DATA_DIR / 'pacientes.csv', newline='', encoding='utf-8') as f:
        reader = csv.DictReader(f)
        for row in reader:
            rows.append(row)

    print(f'Importando {len(rows)} pacientes...')
    count = 0
    skipped = 0
    batch = []
    BATCH_SIZE = 500

    for row in rows:
        legacy_id = (row.get('legacy_id') or '').strip()
        name = ' '.join(filter(None, [
            row.get('nombre', ''),
            row.get('apellido_paterno', ''),
            row.get('apellido_materno', '')
        ])).strip()
        phone = (row.get('telefono') or '').strip()
        if not name or not phone:
            skipped += 1
            continue
        if legacy_id and legacy_id in existing_legacy:
            skipped += 1
            continue

        vals = {
            'name': name,
            'phone': phone,
            'email': row.get('email', ''),
            'is_patient': True,
            'source': 'other',
            'is_vip': normalize_bool(row.get('vip')),
        }
        if legacy_id:
            vals['legacy_id'] = legacy_id

        if row.get('fecha_nacimiento'):
            vals['birth_date'] = row.get('fecha_nacimiento')
        if row.get('sexo'):
            vals['gender'] = row.get('sexo')

        # Datos personales
        if row.get('lugar_nacimiento'):
            vals['birthplace'] = row.get('lugar_nacimiento')
        if row.get('empleo'):
            vals['occupation'] = row.get('empleo')
        if row.get('estado_civil'):
            vals['marital_status'] = row.get('estado_civil')
        if row.get('contacto_emergencia'):
            vals['emergency_contact'] = row.get('contacto_emergencia')
        if row.get('telefono_emergencia'):
            vals['emergency_phone'] = row.get('telefono_emergencia')
        if row.get('telefono_casa'):
            vals['home_phone'] = row.get('telefono_casa')
        if row.get('direccion'):
            vals['address_notes'] = row.get('direccion')
        if row.get('recomendado_por'):
            vals['referred_by'] = row.get('recomendado_por')
        if row.get('comentarios'):
            vals['patient_comments'] = row.get('comentarios')

        # Historia clínica
        try:
            vals['children_count'] = int(row.get('hijos', 0) or 0)
        except Exception:
            vals['children_count'] = 0
        vals['is_pregnant'] = normalize_bool(row.get('embarazada'))
        vals['is_breastfeeding'] = normalize_bool(row.get('lactancia'))
        vals['uses_contraceptives'] = normalize_bool(row.get('anticonceptivos'))
        vals['kidney_problems'] = normalize_bool(row.get('problemas_rinon'))
        vals['back_pain'] = normalize_bool(row.get('problemas_espalda'))
        vals['heart_disease'] = normalize_bool(row.get('problemas_cardiacos'))
        vals['respiratory_problems'] = normalize_bool(row.get('problemas_respiratorios'))
        vals['blood_pressure'] = normalize_bool(row.get('alta_presion')) or normalize_bool(row.get('baja_presion'))
        vals['diabetes'] = normalize_bool(row.get('diabetes'))
        vals['thyroid'] = normalize_bool(row.get('hipertiroidismo')) or normalize_bool(row.get('hipotiroidismo'))
        vals['colitis'] = normalize_bool(row.get('colitis'))
        vals['constipation'] = normalize_bool(row.get('estrenimiento'))
        vals['liver_problems'] = normalize_bool(row.get('problemas_higado'))
        vals['surgeries'] = normalize_bool(row.get('cirugias'))
        vals['varicose_veins'] = normalize_bool(row.get('varices'))
        vals['migraine'] = normalize_bool(row.get('migrana'))
        vals['faints_with_needles'] = normalize_bool(row.get('desmaya_agujas'))
        if row.get('alergias'):
            vals['allergies'] = row.get('alergias')
        if row.get('medicamentos'):
            vals['current_medication'] = row.get('medicamentos')
        if row.get('tratamientos_previos'):
            vals['medical_history'] = row.get('tratamientos_previos')

        medico = get_or_create_doctor(row.get('medico_principal', ''))
        if medico:
            vals['primary_doctor_id'] = medico.id

        etiquetas = row.get('etiquetas', '').strip()
        if etiquetas:
            tag_ids = [get_tag(t) for t in etiquetas.split(',') if t.strip()]
            vals['tag_ids'] = [(6, 0, tag_ids)]

        batch.append(vals)
        if legacy_id:
            existing_legacy[legacy_id] = True

        if len(batch) >= BATCH_SIZE:
            Partner.create(batch)
            count += len(batch)
            batch = []
            cr.commit()
            print(f'  {count} pacientes creados')

    if batch:
        Partner.create(batch)
        count += len(batch)
        cr.commit()

    cr.commit()
    cr.close()
    print(f'Importación completada: {count} pacientes creados, {skipped} omitidos')


if __name__ == '__main__':
    main()