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

# Copyright(C) 2013      Bezleputh
#
# This file is part of a weboob module.
#
# This weboob module is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This weboob module is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this weboob module. If not, see <http://www.gnu.org/licenses/>.

from decimal import Decimal

from weboob.browser.pages import HTMLPage
from weboob.browser.elements import ItemElement, TableElement, method
from weboob.browser.filters.standard import CleanText, DateTime, Field
from weboob.browser.filters.html import TableCell

from weboob.capabilities.gauge import Gauge, GaugeMeasure, GaugeSensor
from weboob.capabilities.base import NotLoaded


class ListStationsPage(HTMLPage):
    @method
    class get_station_list(TableElement):
        item_xpath = "//div[@id='liste-station']/table/tbody/tr"
        head_xpath = "//div[@id='liste-station']/table/thead/tr/th/@class"

        col_id = 'libelle'
        col_name = 'Nom'
        col_city = 'commune'
        col_adresse = 'adresse'
        col_bikes = 'nbVelosDispo'
        col_attachs = 'nbPlacesDispo'

        class item(ItemElement):
            klass = Gauge

            obj_id = CleanText(TableCell('id'))
            obj_name = CleanText(TableCell('name'))
            obj_city = CleanText(TableCell('city'))
            obj_object = u'vLille'

            def _create_bikes_sensor(self, value, gauge_id, last_update, adresse):
                levelbikes = GaugeSensor(gauge_id + '-bikes')
                levelbikes.name = u'Bikes'
                levelbikes.address = u'%s' % adresse
                lastvalue = GaugeMeasure()
                lastvalue.level = Decimal(value)
                lastvalue.date = last_update
                if lastvalue.level < 1:
                    lastvalue.alarm = u'Empty station'
                levelbikes.lastvalue = lastvalue
                levelbikes.history = NotLoaded
                levelbikes.gaugeid = gauge_id
                return levelbikes

            def _create_attach_sensor(self, value, gauge_id, last_update, adresse):
                levelattach = GaugeSensor(gauge_id + '-attach')
                levelattach.name = u'Attach'
                levelattach.address = u'%s' % adresse
                lastvalue = GaugeMeasure()
                lastvalue.level = Decimal(value)
                lastvalue.date = last_update
                if lastvalue.level < 1:
                    lastvalue.alarm = u'Full station'
                levelattach.lastvalue = lastvalue
                levelattach.history = NotLoaded
                levelattach.gaugeid = gauge_id
                return levelattach

            """
            def _create_status_sensor(self, value, gauge_id, last_update, adresse):
                levelstatus = GaugeSensor(gauge_id + '-status')
                levelstatus.name = u'Status'
                levelstatus.address = u'%s' % adresse
                lastvalue = GaugeMeasure()
                status = float(value)
                if status == 0:
                    status = 1
                else:
                    status = -1
                if lastvalue.level < 1:
                    lastvalue.alarm = u'Not available station'
                lastvalue.level = float(status)
                lastvalue.date = last_update
                levelstatus.lastvalue = lastvalue
                levelstatus.history = NotLoaded
                levelstatus.gaugeid = gauge_id
                return levelstatus
            """

            def obj_sensors(self):
                sensors = []
                last_update = DateTime(CleanText('(//div[@class="maj"]/b)[1]', replace=[(u'à', '')]))(self)
                adresse = CleanText(TableCell('adresse'))(self)
                sensors.append(self._create_bikes_sensor(CleanText(TableCell('bikes'))(self),
                                                         Field('id')(self),
                                                         last_update, adresse))
                sensors.append(self._create_attach_sensor(CleanText(TableCell('attachs'))(self),
                                                          Field('id')(self),
                                                          last_update, adresse))
                # sensors.append(self._create_status_sensor(CleanText('status')(self),
                #                                          self.env['idgauge'],
                #                                          last_update, adresse))
                return sensors
