# -*- coding: utf-8 -*-
# !/usr/bin/env python

import logging

from mongoengine import DoesNotExist

from apilib.monetary import RMB
from apilib.utils_datetime import to_datetime
from apps.web.constant import Const, DEALER_CONSUMPTION_AGG_KIND
from apps.web.device.models import Device, Group
from apps.web.eventer import EventBuilder
from apps.web.eventer.base import WorkEvent
from apps.web.south_intf.platform import notify_event_to_north
from apps.web.user.models import ServiceProgress, UserVirtualCard, VCardConsumeRecord, Card, MyUser

logger = logging.getLogger(__name__)


class builder(EventBuilder):
    def __getEvent__(self, device_event):
        event_data = self.deviceAdapter.analyze_event_data(device_event['data'])

        if not event_data or 'cmdCode' not in event_data:
            return None

        if 'duration' in device_event:
            event_data.update({'duration': device_event['duration']})

        if event_data['cmdCode'] in ['86']:
            return ChargingHaiNiaoNewWorkEvent(self.deviceAdapter, event_data)

        return None


class ChargingHaiNiaoNewWorkEvent(WorkEvent):
    def support_playback(self):
        return self.event_data['cmdCode'] == '86'

    def do(self, **args):
        devNo = self.device['devNo']
        logger.info('hainiao new charging event detected, devNo=%s, curInfo=%s' % (devNo, self.event_data))

        if self.event_data['cmdCode'] == '86':
            port = self.event_data['port']

            reason = self.event_data['reason']
            leftTime = self.event_data['leftTime']

            if reason == u'成功!':
                return

            try:
                lineInfo = Device.clear_port_control_cache(self.device['devNo'], str(port))

                recvTime = to_datetime(self.recvTime)

                if 'duration' in self.event_data and self.event_data['duration'] > 0:
                    usedTime = self.event_data['duration']
                else:
                    if (not lineInfo) or (not lineInfo.has_key('startTime')):
                        return

                    startTime = to_datetime(lineInfo['startTime'])

                    if startTime > recvTime:  # 如果web服务器时间和事件监控服务器时间不一致，导致开始时间比事件时间还大
                        usedTime = 0
                    else:
                        usedTime = int(round(((recvTime - startTime).total_seconds() / 60.0)))

                needTime = lineInfo['needTime']
                if usedTime > needTime:
                    usedTime = needTime

                elec = self.event_data['elec']

                group = Group.get_group(self.device['groupId'])

                consumeDict = {'reason': reason, 'chargeIndex': port, 'duration': usedTime, 'elec': elec}

                # 如果是刷卡的，直接更新消费记录，然后发送通知消息，不支持退费
                if lineInfo.has_key('cardNo'):
                    card = Card.objects(cardNo = lineInfo['cardNo'], agentId = self.dealer.agentId).first()

                    consumeDict.update({'balance': lineInfo['balance']})

                    ServiceProgress.update_progress_and_consume_rcd(self.device['ownerId'],
                                                                    {'open_id': lineInfo['openId'], 'port': int(port),
                                                                     'device_imei': self.device['devNo'],
                                                                     'isFinished': False}, consumeDict)

                elif lineInfo.has_key('consumeRcdId'):
                    coins = RMB(lineInfo['coins'])

                    backCoins = coins * (float(leftTime) / float(needTime))

                    try:
                        vCardId = lineInfo['vCardId']
                        vCard = UserVirtualCard.objects.get(id = vCardId)
                    except DoesNotExist, e:
                        logger.info('can not find the vCard id = %s' % vCardId)
                        return

                    ServiceProgress.update_progress_and_consume_rcd(self.device['ownerId'],
                                                                    {'open_id': lineInfo['openId'], 'port': int(port),
                                                                     'device_imei': self.device['devNo'],
                                                                     'isFinished': False}, consumeDict)

                    consumeRcdId = lineInfo.get('consumeRcdId', None)
                    if consumeRcdId is None:
                        logger.info('can not find consume rcd id')
                        return
                    try:
                        vCardConsumeRcd = VCardConsumeRecord.objects.get(id = consumeRcdId)
                    except DoesNotExist, e:
                        logger.info('can not find the consume rcd id = %s' % consumeRcdId)
                        return

                    vCard.refund_quota(vCardConsumeRcd, usedTime, 0.0, backCoins.mongo_amount)
                else:
                    user = MyUser.objects(openId = lineInfo['openId'], groupId = self.device['groupId']).first()

                    # 通知服务结束
                    self.notify_user(user.managerialOpenId if user else '', 'service_complete',
                                     **{
                                         'title': u'%s' % reason,
                                         'service': u'充电服务(设备编号：%s, 端口：%s，地址：%s)' % (
                                             self.device['logicalCode'], port, group['address']),
                                         'finishTime': recvTime.strftime('%Y-%m-%d %H:%M:%S'),
                                         'remark': u'谢谢您的支持'
                                     })

                    # 如果需要退款，计算退款数据.
                    if not self.device.is_auto_refund:
                        ServiceProgress.update_progress_and_consume_rcd(self.device['ownerId'],
                                                                        {'open_id': lineInfo['openId'],
                                                                         'port': int(port),
                                                                         'device_imei': self.device['devNo'],
                                                                         'isFinished': False}, consumeDict)
                        return

                    coins = RMB(lineInfo['coins'])

                    backCoins = coins * (float(leftTime) / float(needTime))

                    # 直接退现金
                    if RMB(0) < backCoins <= coins:
                        self.refund_net_pay(user, lineInfo, backCoins, backCoins, consumeDict, True)

                        refund = RMB(consumeDict.get(DEALER_CONSUMPTION_AGG_KIND.REFUNDED_CASH, '0.00'))
                        if refund > RMB(0):
                            self.notify_user(user.managerialOpenId if user else '', 'refund_coins', **{
                                'title': reason,
                                'backCount': u'%s元' % refund,
                                'finishTime': recvTime.strftime('%Y-%m-%d %H:%M:%S')
                            })


                    ServiceProgress.update_progress_and_consume_rcd(self.device['ownerId'],
                                                                    {'open_id': lineInfo['openId'], 'port': int(port),
                                                                     'device_imei': self.device['devNo'],
                                                                     'isFinished': False}, consumeDict)

            finally:
                notify_event_to_north(self.dealer, self.device, level = Const.EVENT_NORMAL, desc = reason)