from os.path import dirname, join, abspath

from datetime import datetime, timedelta

from logilab.common.decorators import cached

from cubicweb.devtools import TestServerConfiguration, init_test_database

from cubicweb.devtools.apptest import RepositoryBasedTC

from cubicweb.devtools.repotest import do_monkey_patch, undo_monkey_patch

class TwoSourcesConfiguration(TestServerConfiguration):

    sourcefile = 'sources_multi'

class ExternalSource1Configuration(TestServerConfiguration):

    sourcefile = 'sources_extern'

class ExternalSource2Configuration(TestServerConfiguration):

    sourcefile = 'sources_multi2'

repo2, cnx2 = init_test_database('sqlite', config=ExternalSource1Configuration('data'))

cu = cnx2.cursor()

ec1 = cu.execute('INSERT Card X: X title "C3: An external card", X wikiid "aaa"')[0][0]

cu.execute('INSERT Card X: X title "C4: Ze external card", X wikiid "zzz"')

aff1 = cu.execute('INSERT Affaire X: X ref "AFFREF", X in_state S WHERE S name "pitetre"')[0][0]

cnx2.commit()

MTIME = datetime.now() - timedelta(0, 10)

repo3, cnx3 = init_test_database('sqlite', config=ExternalSource2Configuration('data'))

# XXX, access existing connection, no pyro connection

from cubicweb.server.sources.pyrorql import PyroRQLSource

PyroRQLSource.get_connection = lambda x: x.uri == 'extern-multi' and cnx3 or cnx2

# necessary since the repository is closing its initial connections pool though

# we want to keep cnx2 valid

from cubicweb.dbapi import Connection

Connection.close = lambda x: None

class TwoSourcesTC(RepositoryBasedTC):

    repo_config = TwoSourcesConfiguration('data')

    def setUp(self):

        RepositoryBasedTC.setUp(self)

        # trigger discovery

        self.execute('Card X')

        self.execute('Affaire X')

        self.execute('State X')

        self.commit()

        # don't delete external entities!

        self.maxeid = self.session.system_sql('SELECT MAX(eid) FROM entities').fetchone()[0]

        # add some entities

        self.ic1 = self.execute('INSERT Card X: X title "C1: An internal card", X wikiid "aaai"')[0][0]

        self.ic2 = self.execute('INSERT Card X: X title "C2: Ze internal card", X wikiid "zzzi"')[0][0]

        self.commit()

        do_monkey_patch()

    def tearDown(self):

        RepositoryBasedTC.tearDown(self)

        undo_monkey_patch()

    def test_eid_comp(self):

        rset = self.execute('Card X WHERE X eid > 1')

        self.assertEquals(len(rset), 4)

        rset = self.execute('Any X,T WHERE X title T, X eid > 1')

        self.assertEquals(len(rset), 4)

    def test_metainformation(self):

        rset = self.execute('Card X ORDERBY T WHERE X title T')

        # 2 added to the system source, 2 added to the external source

        self.assertEquals(len(rset), 4)

        # since they are orderd by eid, we know the 3 first one is coming from the system source

        # and the others from external source

        self.assertEquals(rset.get_entity(0, 0).metainformation(), 

                          {'source': {'adapter': 'native', 'uri': 'system'}, 

                           'type': u'Card', 'extid': None})

        externent = rset.get_entity(3, 0)

        metainf = externent.metainformation()

        self.assertEquals(metainf['source'], {'adapter': 'pyrorql', 'uri': 'extern'})

        self.assertEquals(metainf['type'], 'Card')

        self.assert_(metainf['extid'])

        etype = self.execute('Any ETN WHERE X is ET, ET name ETN, X eid %(x)s',

                             {'x': externent.eid}, 'x')[0][0]

        self.assertEquals(etype, 'Card')

    def test_order_limit_offset(self):

        rsetbase = self.execute('Any W,X ORDERBY W,X WHERE X wikiid W')

        self.assertEquals(len(rsetbase), 4)

        self.assertEquals(sorted(rsetbase.rows), rsetbase.rows)

        rset = self.execute('Any W,X ORDERBY W,X LIMIT 2 OFFSET 2 WHERE X wikiid W')

        self.assertEquals(rset.rows, rsetbase.rows[2:4])

    def test_has_text(self):

        self.repo.sources_by_uri['extern'].synchronize(MTIME) # in case fti_update has been run before

        self.failUnless(self.execute('Any X WHERE X has_text "affref"'))

        self.failUnless(self.execute('Affaire X WHERE X has_text "affref"'))

    def test_anon_has_text(self):

        self.repo.sources_by_uri['extern'].synchronize(MTIME) # in case fti_update has been run before

        self.execute('INSERT Affaire X: X ref "no readable card"')[0][0]

        aff1 = self.execute('INSERT Affaire X: X ref "card"')[0][0]

        # grant read access

        self.execute('SET X owned_by U WHERE X eid %(x)s, U login "anon"', {'x': aff1}, 'x')

        self.commit()

        cnx = self.login('anon')

        cu = cnx.cursor()

        rset = cu.execute('Any X WHERE X has_text "card"')

        self.assertEquals(len(rset), 5, zip(rset.rows, rset.description))

    def test_synchronization(self):

        cu = cnx2.cursor()

        cu.execute('SET X ref "BLAH" WHERE X eid %(x)s', {'x': aff1}, 'x')

        aff2 = cu.execute('INSERT Affaire X: X ref "AFFREUX", X in_state S WHERE S name "pitetre"')[0][0]

        cnx2.commit()

        try:

            # force sync

            self.repo.sources_by_uri['extern'].synchronize(MTIME)

            self.failUnless(self.execute('Any X WHERE X has_text "blah"'))

            self.failUnless(self.execute('Any X WHERE X has_text "affreux"'))

            cu.execute('DELETE Affaire X WHERE X eid %(x)s', {'x': aff2})

            cnx2.commit()

            self.repo.sources_by_uri['extern'].synchronize(MTIME)

            rset = self.execute('Any X WHERE X has_text "affreux"')

            self.failIf(rset)

        finally:

            # restore state

            cu.execute('SET X ref "AFFREF" WHERE X eid %(x)s', {'x': aff1}, 'x')

            cnx2.commit()

    def test_simplifiable_var(self):

        affeid = self.execute('Affaire X WHERE X ref "AFFREF"')[0][0]

        rset = self.execute('Any X,AA,AB WHERE E eid %(x)s, E in_state X, X name AA, X modification_date AB',

                            {'x': affeid}, 'x')

        self.assertEquals(len(rset), 1)

        self.assertEquals(rset[0][1], "pitetre")

    def test_simplifiable_var_2(self):

        affeid = self.execute('Affaire X WHERE X ref "AFFREF"')[0][0]

        rset = self.execute('Any E WHERE E eid %(x)s, E in_state S, NOT S name "moved"',

                            {'x': affeid, 'u': self.session.user.eid}, 'x')

        self.assertEquals(len(rset), 1)

    def test_sort_func(self):

        self.execute('Affaire X ORDERBY DUMB_SORT(RF) WHERE X ref RF')

    def test_sort_func_ambigous(self):

        self.execute('Any X ORDERBY DUMB_SORT(RF) WHERE X title RF')

    def test_in_eid(self):

        iec1 = self.repo.extid2eid(self.repo.sources_by_uri['extern'], ec1,

                                   'Card', self.session)

        rset = self.execute('Any X WHERE X eid IN (%s, %s)' % (iec1, self.ic1))

        self.assertEquals(sorted(r[0] for r in rset.rows), sorted([iec1, self.ic1]))

    def test_greater_eid(self):

        rset = self.execute('Any X WHERE X eid > %s' % self.maxeid)

        self.assertEquals(len(rset.rows), 2) # self.ic1 and self.ic2

        ec2 = cu.execute('INSERT Card X: X title "glup"')[0][0]

        cnx2.commit()

        # 'X eid > something' should not trigger discovery

        rset = self.execute('Any X WHERE X eid > %s' % self.maxeid)

        self.assertEquals(len(rset.rows), 2)

        # trigger discovery using another query

        crset = self.execute('Card X WHERE X title "glup"')

        self.assertEquals(len(crset.rows), 1) 

        rset = self.execute('Any X WHERE X eid > %s' % self.maxeid)

        self.assertEquals(len(rset.rows), 3)

        rset = self.execute('Any MAX(X)')

        self.assertEquals(len(rset.rows), 1)

        self.assertEquals(rset.rows[0][0], crset[0][0])

    def test_attr_unification_1(self):

        n1 = self.execute('INSERT Note X: X type "AFFREF"')[0][0]

        n2 = self.execute('INSERT Note X: X type "AFFREU"')[0][0]

        rset = self.execute('Any X,Y WHERE X is Note, Y is Affaire, X type T, Y ref T')

        self.assertEquals(len(rset), 1, rset.rows)

    def test_attr_unification_2(self):

        ec2 = cu.execute('INSERT Card X: X title "AFFREF"')[0][0]

        cnx2.commit()

        try:

            c1 = self.execute('INSERT Card C: C title "AFFREF"')[0][0]

            rset = self.execute('Any X,Y WHERE X is Card, Y is Affaire, X title T, Y ref T')

            self.assertEquals(len(rset), 2, rset.rows)

        finally:

            cu.execute('DELETE Card X WHERE X eid %(x)s', {'x': ec2}, 'x')

            cnx2.commit()

    def test_attr_unification_neq_1(self):

        # XXX complete

        self.execute('Any X,Y WHERE X is Note, Y is Affaire, X creation_date D, Y creation_date > D')

    def test_attr_unification_neq_2(self):

        # XXX complete

        self.execute('Any X,Y WHERE X is Card, Y is Affaire, X creation_date D, Y creation_date > D')

    def test_union(self):

        afeids = self.execute('Affaire X')

        ueids = self.execute('EUser X')

        rset = self.execute('(Any X WHERE X is Affaire) UNION (Any X WHERE X is EUser)')

        self.assertEquals(sorted(r[0] for r in rset.rows),

                          sorted(r[0] for r in afeids + ueids))

    def test_subquery1(self):

        rsetbase = self.execute('Any W,X WITH W,X BEING (Any W,X ORDERBY W,X WHERE X wikiid W)')

        self.assertEquals(len(rsetbase), 4)

        self.assertEquals(sorted(rsetbase.rows), rsetbase.rows)

        rset = self.execute('Any W,X LIMIT 2 OFFSET 2 WITH W,X BEING (Any W,X ORDERBY W,X WHERE X wikiid W)')

        self.assertEquals(rset.rows, rsetbase.rows[2:4])

        rset = self.execute('Any W,X ORDERBY W,X LIMIT 2 OFFSET 2 WITH W,X BEING (Any W,X WHERE X wikiid W)')

        self.assertEquals(rset.rows, rsetbase.rows[2:4])

        rset = self.execute('Any W,X WITH W,X BEING (Any W,X ORDERBY W,X LIMIT 2 OFFSET 2 WHERE X wikiid W)')

        self.assertEquals(rset.rows, rsetbase.rows[2:4])

    def test_subquery2(self):

        affeid = self.execute('Affaire X WHERE X ref "AFFREF"')[0][0]

        rset =self.execute('Any X,AA,AB WITH X,AA,AB BEING (Any X,AA,AB WHERE E eid %(x)s, E in_state X, X name AA, X modification_date AB)',

                           {'x': affeid})

        self.assertEquals(len(rset), 1)

        self.assertEquals(rset[0][1], "pitetre")

    def test_not_relation(self):

        states = set(tuple(x) for x in self.execute('Any S,SN WHERE S is State, S name SN'))

        userstate = self.session.user.in_state[0]

        states.remove((userstate.eid, userstate.name))

        notstates = set(tuple(x) for x in self.execute('Any S,SN WHERE S is State, S name SN, NOT X in_state S, X eid %(x)s',

                                                       {'x': self.session.user.eid}, 'x'))

        self.assertEquals(notstates, states)

        aff1 = self.execute('Any X WHERE X is Affaire, X ref "AFFREF"')[0][0]

        aff1stateeid, aff1statename = self.execute('Any S,SN WHERE X eid %(x)s, X in_state S, S name SN', {'x': aff1}, 'x')[0]

        self.assertEquals(aff1statename, 'pitetre')

        states.add((userstate.eid, userstate.name))

        states.remove((aff1stateeid, aff1statename))

        notstates = set(tuple(x) for x in self.execute('Any S,SN WHERE S is State, S name SN, NOT X in_state S, X eid %(x)s',

                                                       {'x': aff1}, 'x'))

        self.set_debug(False)

        self.assertSetEquals(notstates, states)

    def test_nonregr1(self):

        ueid = self.session.user.eid

        affaire = self.execute('Affaire X WHERE X ref "AFFREF"').get_entity(0, 0)

        self.execute('Any U WHERE U in_group G, (G name IN ("managers", "logilab") OR (X require_permission P?, P name "bla", P require_group G)), X eid %(x)s, U eid %(u)s',

                     {'x': affaire.eid, 'u': ueid})

    def test_nonregr2(self):

        treid = self.session.user.latest_trinfo().eid

        rset = self.execute('Any X ORDERBY D DESC WHERE E eid %(x)s, E wf_info_for X, X modification_date D',

                            {'x': treid})

        self.assertEquals(len(rset), 1)

        self.assertEquals(rset.rows[0], [self.session.user.eid])

    def test_nonregr3(self):

        self.execute('DELETE Card X WHERE X eid %(x)s, NOT X multisource_inlined_rel Y', {'x': self.ic1})

if __name__ == '__main__':

    from logilab.common.testlib import unittest_main

    unittest_main()