# Copyright (c) 2012 netzguerilla.net <iro@netzguerilla.net>
# 
# This file is part of Iro.
# 
# Permission is hereby granted, free of charge, to any person obtaining a copy of
# this software and associated documentation files (the "Software"), to deal in
# the Software without restriction, including without limitation the rights to use,
# copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
# #Software, and to permit persons to whom the Software is furnished to do so,
# subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
# PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

from twisted.internet import reactor
from twisted.internet.defer import inlineCallbacks

import io

from iro.model import offer
from iro.config import configParser
from iro.offer import Offer, providers as OfferProviders, Provider
from iro.model.schema import User, Offer as DBOffer, Userright
from iro.controller.pool  import dbPool
from iro.error import NoProvider
from ..test_helpers.dbtestcase import DBTestCase

class TestOffers(DBTestCase):
    '''test config class'''
    def setUp(self):
        DBTestCase.setUp(self)
        dbPool.start(reactor)

    def tearDown(self):
        for s in configParser.sections():
            configParser.remove_section(s)
        
        dbPool.pool.stop()
        offer.offers.clear()
        
        try:
            del(OfferProviders["test"])
        except KeyError:
            pass
        
        offer.providers.clear()
        DBTestCase.tearDown(self)

    def testReloadList(self):
        '''test if loadOffers will be fired by reloading Config'''
        self.assertTrue(offer.loadOffers in configParser.reloadList)

    @inlineCallbacks
    def testExtendProviderUnknown(self):
        '''test the extendProvider Function (route unknown)'''
        with self.session() as session:
            u = User(name='test',apikey='abcdef123456789')
            session.add(u)

        ret = yield offer.extendProvider(u, "sms", ["blub"])
        self.assertEqual(ret, [])

    @inlineCallbacks
    def testExtendProviderKnown(self):
        '''test the extendProvider Function (route known)'''
        with self.session() as session:
            u = User(name='test',apikey='abcdef123456789')
            session.add(u)
            o=DBOffer(name="blub", provider="bla", route="basic", typ="sms")
            u.rights.append(Userright(o)) 

        ret = yield offer.extendProvider(u, "sms", ["blub"])
        self.assertEqual(ret, ["blub"])

        ret = yield offer.extendProvider(u, "sms", ["blub", "blub"])
        self.assertEqual(ret, ["blub"])

    @inlineCallbacks
    def testExtendProviderProvider(self):
        '''test the extendProvider Function (provider known)'''
        with self.session() as session:
            u = User(name='test',apikey='abcdef123456789')
            session.add(u)
            o=DBOffer(name="oh", provider="bla", route="a", typ="sms")
            u.rights.append(Userright(o)) 
        
        offer.providers={"bla":Provider("bla", {"sms":["a","b","c"]})}

        for l in [['bla'],['oh'],['oh','bla'],['bla','oh']]:
            ret = yield offer.extendProvider(u, "sms", l)
            self.assertEqual(ret, ["oh"])

    @inlineCallbacks
    def testExtendProviderDouble(self):
        '''test the extendProvider Function (provider and name doubles)'''
        with self.session() as session:
            u = User(name='test',apikey='abcdef123456789')
            session.add(u)
            o=DBOffer(name="oh", provider="bla", route="a", typ="sms")
            u.rights.append(Userright(o)) 
            o=DBOffer(name="a", provider="bla", route="b", typ="sms")
            u.rights.append(Userright(o)) 
        
        offer.providers={"bla":Provider("bla",  {"sms":["a","b","c"]})}

        ret = yield offer.extendProvider(u, "sms",  ["bla"])
        self.assertEqual(ret, ["oh","a"])
    
        ret = yield offer.extendProvider(u, "sms",  ["a","bla"])
        self.assertEqual(ret, ["a","oh"])

        ret = yield offer.extendProvider(u, "sms",  ["bla", "a"])
        self.assertEqual(ret, ["oh","a"])

    @inlineCallbacks
    def testExtendProviderDefault(self):
        '''test the extendProvider Function (default)'''
        with self.session() as session:
            u = User(name='test',apikey='abcdef123456789')
            session.add(u)
            o=DBOffer(name="blub3", provider="bla", route="basic", typ="sms")
            u.rights.append(Userright(o,default=2)) 
            o=DBOffer(name="blub", provider="bla", route="basic", typ="sms")
            u.rights.append(Userright(o,default=1)) 
            o=DBOffer(name="blub2", provider="bla2", route="basic", typ="sms")
            u.rights.append(Userright(o)) 
            o=DBOffer(name="blub4", provider="bla", route="basic", typ="sms")
            u.rights.append(Userright(o,default=3)) 
        
        ret = yield offer.extendProvider(u, "sms", ["default"])
        self.assertEqual(ret, ["blub","blub3",'blub4'])

        ret = yield offer.extendProvider(u, "sms", "default")
        self.assertEqual(ret, ["blub","blub3", 'blub4'])

    
    @inlineCallbacks
    def testLoadOffers(self):
        
        class TestProvider(Provider):
            def __init__(self,name):
                Provider.__init__(self,name,{"sms":["a",]})
        
        with self.session() as session:
            session.add(DBOffer(name="oh", provider="p", route="a", typ="sms"))

        sample_config = """[p]
typ = test
"""
        configParser.readfp(io.BytesIO(sample_config))
        OfferProviders["test"]=TestProvider
        yield offer.loadOffers()        
        self.assertEqual(offer.offers.keys(),["oh"])
        self.assertEqual(offer.providers.keys(),["p"])
        self.assertEqual(offer.providers["p"].name,"p")
        self.assertEqual(offer.providers["p"].typ,"test")
        self.assertEqual(offer.offers["oh"],Offer(provider=offer.providers["p"], name="oh", route="a", typ="sms"))

    def testLoadOffersUnknown(self):
        with self.session() as session:
            session.add(DBOffer(name="oh", provider="p", route="a", typ="sms"))

        sample_config = """[p]
typ = unknown
"""
        configParser.readfp(io.BytesIO(sample_config))
        d = offer.loadOffers()        
        self.assertFailure(d, NoProvider)
        return d