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

# Copyright(C) 2012      Gabriel Serme
# Copyright(C) 2011      Gabriel Kerneis
# Copyright(C) 2010-2011 Jocelyn Jaubert
#
# This file is part of weboob.
#
# weboob 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.
#
# weboob 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 weboob. If not, see <http://www.gnu.org/licenses/>.


import re
from collections import defaultdict

from weboob.deprecated.browser import StateBrowser, BrowserIncorrectPassword
from weboob.capabilities.bank import Account

from .pages import (LoginPage, ProfilIncomplete, AccountsList, AccountHistory, CardHistory,
                    UpdateInfoPage, AuthenticationPage, AccountLifeInsurance, AccountMarket,
                    InvestmentDetail)


__all__ = ['Boursorama']


class BrowserIncorrectAuthenticationCode(BrowserIncorrectPassword):
    pass


class Boursorama(StateBrowser):
    DOMAIN = 'www.boursorama.com'
    PROTOCOL = 'https'
    CERTHASH = ['6bdf8b6dd177bd417ddcb1cfb818ede153288e44115eb269f2ddd458c8461039',
                'b290ef629c88f0508e9cc6305421c173bd4291175e3ddedbee05ee666b34c20e',
                '22418bc2676cac139aaf64cb36d14f4ad845ade64acbbd729463ef78cbe96b3e']
    ENCODING = None  # refer to the HTML encoding
    PAGES = {r'.*/connexion/securisation.*': AuthenticationPage,
             r'.*connexion.phtml.*': LoginPage,
             r'.*/connexion/profil-incomplet.phtml.*': ProfilIncomplete,
             r'.*/comptes/synthese.phtml': AccountsList,
             r'.*/comptes/banque/detail/mouvements.phtml.*': AccountHistory,
             r'.*/comptes/banque/cartes/mouvements.phtml.*': CardHistory,
             r'.*/comptes/epargne/mouvements.phtml.*': AccountHistory,
             r'.*/date_anniversaire.phtml.*':    UpdateInfoPage,
             r'.*/detail.phtml.*': AccountLifeInsurance,
             r'.*/opcvm.phtml.*': InvestmentDetail,
             r'.*/bourse/trackers/etf.phtml.*': InvestmentDetail,
             r'.*/positions_engagements.phtml.*': AccountMarket,
            }

    __states__ = ('auth_token',)

    def __init__(self, config=None, *args, **kwargs):
        self.config = config
        self.auth_token = None
        kwargs['username'] = self.config['login'].get()
        kwargs['password'] = self.config['password'].get()
        StateBrowser.__init__(self, *args, **kwargs)

    def home(self):
        if not self.is_logged():
            self.login()
        else:
            self.location('https://' + self.DOMAIN + '/comptes/synthese.phtml')

    def is_logged(self):
        return self.page is not None and not self.is_on_page(LoginPage)

    def handle_authentication(self):
        if self.is_on_page(AuthenticationPage):
            if self.config['enable_twofactors'].get():
                self.page.send_sms()
            else:
                raise BrowserIncorrectAuthenticationCode(
                    """Boursorama - activate the two factor authentication in boursorama config."""
                    """ You will receive SMS code but are limited in request per day (around 15)"""
                )

    def login(self):
        assert isinstance(self.config['device'].get(), basestring)
        assert isinstance(self.config['enable_twofactors'].get(), bool)
        assert self.password.isdigit()

        if self.auth_token and self.config['pin_code'].get():
            AuthenticationPage.authenticate(self)
        else:
            if not self.is_on_page(LoginPage):
                self.location('https://' + self.DOMAIN + '/connexion.phtml', no_login=True)

            self.page.login(self.username, self.password)

            if self.is_on_page(LoginPage):
                raise BrowserIncorrectPassword()

            #after login, we might be redirected to the two factor
            #authentication page
            self.handle_authentication()

        self.location('/comptes/synthese.phtml', no_login=True)

        #if the login was correct but authentication code failed,
        #we need to verify if bourso redirect us to login page or authentication page
        if self.is_on_page(LoginPage):
            raise BrowserIncorrectAuthenticationCode('Invalid PIN code')

    def get_accounts_list(self):
        if self.is_on_page(AuthenticationPage):
            self.login()
        if not self.is_on_page(AccountsList):
            self.location('/comptes/synthese.phtml')

        return self.page.get_list()

    def get_account(self, id):
        assert isinstance(id, basestring)

        if not self.is_on_page(AccountsList):
            self.location('/comptes/synthese.phtml')

        l = self.page.get_list()
        for a in l:
            if a.id == id:
                return a

        return None

    def get_history(self, account):
        link = account._link_id

        while link is not None:
            self.location(link)
            if not self.is_on_page(AccountHistory) and not self.is_on_page(CardHistory):
                raise NotImplementedError()

            for tr in self.page.get_operations():
                yield tr

            link = self.page.get_next_url()

    def get_investment(self, account):
        if account.type not in (Account.TYPE_LIFE_INSURANCE, Account.TYPE_MARKET) or not account._detail_url:
            raise NotImplementedError()
        self.location(account._detail_url)

        seen = defaultdict(int)
        def slugify(label):
            label = label.upper().replace('FONDS EN EUROS (', '')[:12]
            slug = re.sub(r'[^A-Za-z0-9]', ' ', label).strip()
            slug = re.sub(r'\s+', '-', slug)
            if label in seen:
                counter = str(seen[label])
                slug = slug[:-len(counter)] + counter
            seen[label] += 1
            return slug

        for inv in self.page.get_investment():
            if inv._detail_url:
                self.location(inv._detail_url)
                self.page.get_investment_detail(inv)
            if not inv.id:
                inv.id = inv.code = 'XX' + slugify(inv.label)
            yield inv

    def transfer(self, from_id, to_id, amount, reason=None):
        raise NotImplementedError()