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

# Copyright(C) 2017      Phyks (Lucas Verney)
#
# 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 __future__ import unicode_literals

import datetime

from weboob.browser.pages import JsonPage, HTMLPage, pagination
from weboob.browser.filters.standard import (
    CleanDecimal, CleanText, Currency, Date, Env, Format, Regexp, RegexpError
)
from weboob.browser.filters.html import AbsoluteLink, Attr, Link, XPathNotFound
from weboob.browser.elements import ItemElement, ListElement, method
from weboob.capabilities.base import NotAvailable, NotLoaded
from weboob.capabilities.housing import (
    City, Housing, HousingPhoto,
    UTILITIES, ENERGY_CLASS, POSTS_TYPES, ADVERT_TYPES
)
from weboob.tools.capabilities.housing.housing import PricePerMeterFilter

from .constants import AVAILABLE_TYPES, QUERY_TYPES, QUERY_HOUSE_TYPES


class CitiesPage(JsonPage):
    def iter_cities(self):
        cities_list = self.doc
        if isinstance(self.doc, dict):
            cities_list = self.doc.values()

        for city in cities_list:
            city_obj = City()
            city_obj.id = city
            city_obj.name = city
            yield city_obj


class HousingPage(HTMLPage):
    @method
    class get_housing(ItemElement):
        klass = Housing

        obj_id = Format(
            '%s:%s',
            Env('type'),
            Attr('//div[boolean(@data-property-reference)]', 'data-property-reference')
        )
        obj_advert_type = ADVERT_TYPES.PROFESSIONAL

        def obj_type(self):
            type = Env('type')(self)
            if type == 'location':
                if 'appartement-meuble' in self.page.url:
                    return POSTS_TYPES.FURNISHED_RENT
                else:
                    return POSTS_TYPES.RENT
            elif type == 'achat':
                return POSTS_TYPES.SALE
            else:
                return NotAvailable

        def obj_url(self):
            return self.page.url

        def obj_house_type(self):
            url = self.obj_url()
            for house_type, types in QUERY_HOUSE_TYPES.items():
                for type in types:
                    if ('/%s/' % type) in url:
                        return house_type
            return NotAvailable

        obj_title = CleanText('//h1[has-class("OfferTop-title")]')
        obj_area = CleanDecimal(
            Regexp(
                CleanText(
                    '//div[has-class("MiniData")]//p[has-class("MiniData-item")][1]'
                ),
                r'(\d*\.*\d*) .*',
                default=NotAvailable
            ),
            default=NotAvailable
        )
        obj_cost = CleanDecimal(
            '//span[has-class("OfferTop-price")]',
            default=NotAvailable
        )
        obj_price_per_meter = PricePerMeterFilter()
        obj_currency = Currency(
            '//span[has-class("OfferTop-price")]'
        )
        obj_location = Format(
            '%s - %s',
            CleanText('//p[@data-behat="adresseBien"]'),
            CleanText('//p[has-class("OfferTop-loc")]')
        )
        obj_text = CleanText('//div[has-class("OfferDetails-content")]/p[1]')
        obj_phone = Regexp(
            Link(
                '//a[has-class("OfferContact-btn--tel")]'
            ),
            r'tel:(.*)'
        )

        def obj_photos(self):
            photos = []
            for photo in self.xpath('//div[has-class("OfferSlider")]//img'):
                photo_url = Attr('.', 'src')(photo)
                photo_url = photo_url.replace('640/480', '800/600')
                photos.append(HousingPhoto(photo_url))
            return photos

        obj_date = datetime.date.today()

        def obj_utilities(self):
            price = CleanText(
                '//p[has-class("OfferTop-price")]'
            )(self)
            if "charges comprises" in price.lower():
                return UTILITIES.INCLUDED
            else:
                return UTILITIES.EXCLUDED

        obj_rooms = CleanDecimal(
            '//div[has-class("MiniData")]//p[has-class("MiniData-item")][2]',
            default=NotAvailable
        )
        obj_bedrooms = CleanDecimal(
            '//div[has-class("MiniData")]//p[has-class("MiniData-item")][3]',
            default=NotAvailable
        )

        def obj_DPE(self):
            try:
                electric_consumption = CleanDecimal(Regexp(
                    Attr('//div[has-class("OfferDetails-content")]//img', 'src'),
                    r'https://dpe.foncia.net\/(\d+)\/.*'
                ))(self)
            except (RegexpError, XPathNotFound):
                electric_consumption = None

            DPE = ""
            if electric_consumption is not None:
                if electric_consumption <= 50:
                    DPE = "A"
                elif 50 < electric_consumption <= 90:
                    DPE = "B"
                elif 90 < electric_consumption <= 150:
                    DPE = "C"
                elif 150 < electric_consumption <= 230:
                    DPE = "D"
                elif 230 < electric_consumption <= 330:
                    DPE = "E"
                elif 330 < electric_consumption <= 450:
                    DPE = "F"
                else:
                    DPE = "G"
                return getattr(ENERGY_CLASS, DPE, NotAvailable)
            return NotAvailable

        def obj_details(self):
            details = {}

            dispo = Date(
                Regexp(
                    CleanText('//p[has-class("OfferTop-dispo")]'),
                    r'.* (\d\d\/\d\d\/\d\d\d\d)',
                    default=datetime.date.today().isoformat()
                )
            )(self)
            if dispo is not None:
                details["dispo"] = dispo

            priceMentions = CleanText(
                '//p[has-class("OfferTop-mentions")]',
                default=None
            )(self)
            if priceMentions is not None:
                details["priceMentions"] = priceMentions

            agency = CleanText(
                '//p[has-class("OfferContact-address")]',
                default=None
            )(self)
            if agency is not None:
                details["agency"] = agency

            for item in self.xpath('//div[has-class("OfferDetails-columnize")]/div'):
                category = CleanText(
                    './h3[has-class("OfferDetails-title--2")]',
                    default=None
                )(item)
                if not category:
                    continue

                details[category] = {}

                for detail_item in item.xpath('.//ul[has-class("List--data")]/li'):
                    detail_title = CleanText('.//span[has-class("List-data")]')(detail_item)
                    detail_value = CleanText('.//*[has-class("List-value")]')(detail_item)
                    details[category][detail_title] = detail_value

                for detail_item in item.xpath('.//ul[has-class("List--bullet")]/li'):
                    detail_title = CleanText('.')(detail_item)
                    details[category][detail_title] = True

            try:
                electric_consumption = CleanDecimal(Regexp(
                    Attr('//div[has-class("OfferDetails-content")]//img', 'src'),
                    r'https://dpe.foncia.net\/(\d+)\/.*'
                ))(self)
                details["electric_consumption"] = (
                    '{} kWhEP/m².an'.format(electric_consumption)
                )
            except (RegexpError, XPathNotFound):
                pass

            return details


class SearchPage(HTMLPage):
    def do_search(self, query, cities):
        form = self.get_form('//form[@name="searchForm"]')

        form['searchForm[type]'] = QUERY_TYPES.get(query.type, None)
        form['searchForm[localisation]'] = cities
        form['searchForm[type_bien][]'] = []
        for house_type in query.house_types:
            try:
                form['searchForm[type_bien][]'].extend(
                    QUERY_HOUSE_TYPES[house_type]
                )
            except KeyError:
                pass
        form['searchForm[type_bien][]'] = [
            x for x in form['searchForm[type_bien][]']
            if x in AVAILABLE_TYPES.get(query.type, [])
        ]
        if query.area_min:
            form['searchForm[surface_min]'] = query.area_min
        if query.area_max:
            form['searchForm[surface_max]'] = query.area_max
        if query.cost_min:
            form['searchForm[prix_min]'] = query.cost_min
        if query.cost_max:
            form['searchForm[prix_max]'] = query.cost_max
        if query.nb_rooms:
            form['searchForm[pieces]'] = [i for i in range(1, query.nb_rooms + 1)]
        form.submit()

    def find_housing(self, query_type, housing):
        form = self.get_form('//form[@name="searchForm"]')
        form['searchForm[type]'] = query_type
        form['searchForm[reference]'] = housing
        form.submit()


class SearchResultsPage(HTMLPage):
    @pagination
    @method
    class iter_housings(ListElement):
        item_xpath = '//article[has-class("TeaserOffer")]'

        next_page = Link('//div[has-class("Pagination--more")]/a[contains(text(), "Suivant")]')

        class item(ItemElement):
            klass = Housing

            obj_id = Format(
                '%s:%s',
                Env('type'),
                Attr('.//span[boolean(@data-reference)]', 'data-reference')
            )
            obj_url = AbsoluteLink('.//h3[has-class("TeaserOffer-title")]/a')
            obj_type = Env('query_type')
            obj_advert_type = ADVERT_TYPES.PROFESSIONAL

            def obj_house_type(self):
                url = self.obj_url(self)
                for house_type, types in QUERY_HOUSE_TYPES.items():
                    for type in types:
                        if ('/%s/' % type) in url:
                            return house_type
                return NotLoaded

            obj_url = AbsoluteLink('.//h3[has-class("TeaserOffer-title")]/a')
            obj_title = CleanText('.//h3[has-class("TeaserOffer-title")]')
            obj_area = CleanDecimal(
                Regexp(
                    CleanText(
                        './/div[has-class("MiniData")]//p[@data-behat="surfaceDesBiens"]'
                    ),
                    r'(\d*\.*\d*) .*',
                    default=NotAvailable
                ),
                default=NotAvailable
            )
            obj_cost = CleanDecimal(
                './/strong[has-class("TeaserOffer-price-num")]'
            )
            obj_price_per_meter = PricePerMeterFilter()
            obj_currency = Currency(
                './/strong[has-class("TeaserOffer-price-num")]'
            )
            obj_location = CleanText('.//p[has-class("TeaserOffer-loc")]')
            obj_text = CleanText('.//p[has-class("TeaserOffer-description")]')

            def obj_photos(self):
                url = CleanText(Attr('.//a[has-class("TeaserOffer-ill")]/img', 'src'))(self)
                # If the used photo is a default no photo, the src is on the same domain.
                if url[0] == '/':
                    return []
                else:
                    return [HousingPhoto(url)]

            obj_date = datetime.date.today()

            def obj_utilities(self):
                price = CleanText(
                    './/strong[has-class("TeaserOffer-price-num")]'
                )(self)
                if "charges comprises" in price.lower():
                    return UTILITIES.INCLUDED
                else:
                    return UTILITIES.EXCLUDED

            obj_rooms = CleanDecimal(
                './/div[has-class("MiniData")]//p[@data-behat="nbPiecesDesBiens"]',
                default=NotLoaded
            )
            obj_bedrooms = CleanDecimal(
                './/div[has-class("MiniData")]//p[@data-behat="nbChambresDesBiens"]',
                default=NotLoaded
            )

            def obj_details(self):
                return {
                    "dispo": Date(
                        Attr('.//span[boolean(@data-dispo)]', 'data-dispo',
                             default=datetime.date.today().isoformat())
                    )(self),
                    "priceMentions": CleanText('.//span[has-class("TeaserOffer-price-mentions")]')(self)
                }