from logilab.common.date import datetime2ticks

from cubicweb.devtools.testlib import CubicWebTC

from cubicweb.web import facet

class BaseFacetTC(CubicWebTC):

    def prepare_rqlst(self, rql='CWUser X', mainvar='X',

                      expected_baserql='Any X WHERE X is CWUser',

                      expected_preparedrql='DISTINCT Any  WHERE X is CWUser'):

        req = self.request()

        rset = self.execute(rql)

        rqlst = rset.syntax_tree().copy()

        filtered_variable, baserql = facet.init_facets(rset, rqlst.children[0],

                                                       mainvar=mainvar)

        self.assertEqual(filtered_variable.name, mainvar)

        self.assertEqual(baserql, expected_baserql)

        self.assertEqual(rqlst.as_string(), expected_preparedrql)

        return req, rset, rqlst, filtered_variable

    def _in_group_facet(self, cls=facet.RelationFacet, no_relation=False):

        req, rset, rqlst, filtered_variable = self.prepare_rqlst()

        cls.no_relation = no_relation

        f = cls(req, rset=rset, select=rqlst.children[0],

                filtered_variable=filtered_variable)

        f.__regid__ = 'in_group'

        f.rtype = 'in_group'

        f.role = 'subject'

        f.target_attr = 'name'

        guests, managers = [eid for eid, in self.execute('CWGroup G ORDERBY GN '

                                                         'WHERE G name GN, G name IN ("guests", "managers")')]

        groups = [eid for eid, in self.execute('CWGroup G ORDERBY GN '

                                               'WHERE G name GN, G name IN ("guests", "managers")')]

        return f, groups

    def test_relation_simple(self):

        f, (guests, managers) = self._in_group_facet()

        self.assertEqual(f.vocabulary(),

                      [(u'guests', guests), (u'managers', managers)])

        # ensure rqlst is left unmodified

        self.assertEqual(f.select.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        #rqlst = rset.syntax_tree()

        self.assertEqual(f.possible_values(),

                          [str(guests), str(managers)])

        # ensure rqlst is left unmodified

        self.assertEqual(f.select.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        f._cw.form[f.__regid__] = str(guests)

        f.add_rql_restrictions()

        # selection is cluttered because rqlst has been prepared for facet (it

        # is not in real life)

        self.assertEqual(f.select.as_string(),

                         'DISTINCT Any  WHERE X is CWUser, X in_group D, D eid %s' % guests)

    def test_relation_multiple_and(self):

        f, (guests, managers) = self._in_group_facet()

        f._cw.form[f.__regid__] = [str(guests), str(managers)]

        f._cw.form[f.__regid__ + '_andor'] = 'AND'

        f.add_rql_restrictions()

        self.assertEqual(f.select.as_string(),

                         'DISTINCT Any  WHERE X is CWUser, X in_group A, B eid %s, X in_group B, A eid %s' % (guests, managers))

    def test_relation_multiple_or(self):

        f, (guests, managers) = self._in_group_facet()

        f._cw.form[f.__regid__] = [str(guests), str(managers)]

        f._cw.form[f.__regid__ + '_andor'] = 'OR'

        f.add_rql_restrictions()

        self.assertEqual(f.select.as_string(),

                         'DISTINCT Any  WHERE X is CWUser, X in_group A, A eid IN(%s, %s)' % (guests, managers))

    def test_relation_optional_rel(self):

        req = self.request()

        rset = self.execute('Any X,GROUP_CONCAT(GN) GROUPBY X '

                            'WHERE X in_group G?, G name GN, NOT G name "users"')

        rqlst = rset.syntax_tree().copy()

        select = rqlst.children[0]

        filtered_variable, baserql = facet.init_facets(rset, select)

        f = facet.RelationFacet(req, rset=rset,

                                select=select,

                                filtered_variable=filtered_variable)

        f.rtype = 'in_group'

        f.role = 'subject'

        f.target_attr = 'name'

        guests, managers = [eid for eid, in self.execute('CWGroup G ORDERBY GN '

                                                         'WHERE G name GN, G name IN ("guests", "managers")')]

        self.assertEqual(f.vocabulary(),

                          [(u'guests', guests), (u'managers', managers)])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X in_group G?, G name GN, NOT G name "users"')

        #rqlst = rset.syntax_tree()

        self.assertEqual(sorted(f.possible_values()),

                          [str(guests), str(managers)])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X in_group G?, G name GN, NOT G name "users"')

        req.form[f.__regid__] = str(guests)

        f.add_rql_restrictions()

        # selection is cluttered because rqlst has been prepared for facet (it

        # is not in real life)

        self.assertEqual(f.select.as_string(),

                          'DISTINCT Any  WHERE X in_group G?, G name GN, NOT G name "users", X in_group D, D eid %s' % guests)

    def test_relation_no_relation_1(self):

        f, (guests, managers) = self._in_group_facet(no_relation=True)

        self.assertEqual(f.vocabulary(),

                          [(u'guests', guests), (u'managers', managers)])

        self.assertEqual(f.possible_values(),

                          [str(guests), str(managers)])

        f._cw.create_entity('CWUser', login=u'hop', upassword='toto')

        self.assertEqual(f.vocabulary(),

                          [(u'<no relation>', ''), (u'guests', guests), (u'managers', managers)])

        self.assertEqual(f.possible_values(),

                          [str(guests), str(managers), ''])

        f._cw.form[f.__regid__] = ''

        f.add_rql_restrictions()

        self.assertEqual(f.select.as_string(),

                          'DISTINCT Any  WHERE X is CWUser, NOT X in_group G')

    def test_relation_no_relation_2(self):

        f, (guests, managers) = self._in_group_facet(no_relation=True)

        f._cw.form[f.__regid__] = ['', guests]

        f.select.save_state()

        f.add_rql_restrictions()

        self.assertEqual(f.select.as_string(),

                          'DISTINCT Any  WHERE X is CWUser, (NOT X in_group B) OR (X in_group A, A eid %s)' % guests)

        f.select.recover()

        self.assertEqual(f.select.as_string(),

                          'DISTINCT Any  WHERE X is CWUser')

    def test_relationattribute(self):

        f, (guests, managers) = self._in_group_facet(cls=facet.RelationAttributeFacet)

        self.assertEqual(f.vocabulary(),

                          [(u'guests', u'guests'), (u'managers', u'managers')])

        # ensure rqlst is left unmodified

        self.assertEqual(f.select.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        #rqlst = rset.syntax_tree()

        self.assertEqual(f.possible_values(),

                          ['guests', 'managers'])

        # ensure rqlst is left unmodified

        self.assertEqual(f.select.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        f._cw.form[f.__regid__] = 'guests'

        f.add_rql_restrictions()

        # selection is cluttered because rqlst has been prepared for facet (it

        # is not in real life)

        self.assertEqual(f.select.as_string(),

                          "DISTINCT Any  WHERE X is CWUser, X in_group E, E name 'guests'")

    def test_daterange(self):

        req, rset, rqlst, filtered_variable = self.prepare_rqlst()

        f = facet.DateRangeFacet(req, rset=rset,

                                 select=rqlst.children[0],

                                 filtered_variable=filtered_variable)

        f.rtype = 'creation_date'

        mind, maxd = self.execute('Any MIN(CD), MAX(CD) WHERE X is CWUser, X creation_date CD')[0]

        self.assertEqual(f.vocabulary(),

                          [(str(mind), mind),

                           (str(maxd), maxd)])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        #rqlst = rset.syntax_tree()

        self.assertEqual(f.possible_values(),

                         [str(mind), str(maxd)])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        req.form['%s_inf' % f.__regid__] = str(datetime2ticks(mind))

        req.form['%s_sup' % f.__regid__] = str(datetime2ticks(mind))

        f.add_rql_restrictions()

        # selection is cluttered because rqlst has been prepared for facet (it

        # is not in real life)

        self.assertEqual(f.select.as_string(),

                          'DISTINCT Any  WHERE X is CWUser, X creation_date >= "%s", '

                         'X creation_date <= "%s"'

                         % (mind.strftime('%Y/%m/%d'),

                            mind.strftime('%Y/%m/%d')))

    def test_attribute(self):

        req, rset, rqlst, filtered_variable = self.prepare_rqlst()

        f = facet.AttributeFacet(req, rset=rset,

                                 select=rqlst.children[0],

                                 filtered_variable=filtered_variable)

        f.rtype = 'login'

        self.assertEqual(f.vocabulary(),

                          [(u'admin', u'admin'), (u'anon', u'anon')])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        #rqlst = rset.syntax_tree()

        self.assertEqual(f.possible_values(),

                          ['admin', 'anon'])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        req.form[f.__regid__] = 'admin'

        f.add_rql_restrictions()

        # selection is cluttered because rqlst has been prepared for facet (it

        # is not in real life)

        self.assertEqual(f.select.as_string(),

                          "DISTINCT Any  WHERE X is CWUser, X login 'admin'")

    def test_bitfield(self):

        req, rset, rqlst, filtered_variable = self.prepare_rqlst(

            'CWAttribute X WHERE X ordernum XO',

            expected_baserql='Any X WHERE X ordernum XO, X is CWAttribute',

            expected_preparedrql='DISTINCT Any  WHERE X ordernum XO, X is CWAttribute')

        f = facet.BitFieldFacet(req, rset=rset,

                                select=rqlst.children[0],

                                filtered_variable=filtered_variable)

        f.choices = [('un', 1,), ('deux', 2,)]

        f.rtype = 'ordernum'

        self.assertEqual(f.vocabulary(),

                          [(u'deux', 2), (u'un', 1)])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X ordernum XO, X is CWAttribute')

        #rqlst = rset.syntax_tree()

        self.assertEqual(f.possible_values(),

                          ['2', '1'])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X ordernum XO, X is CWAttribute')

        req.form[f.__regid__] = '3'

        f.add_rql_restrictions()

        # selection is cluttered because rqlst has been prepared for facet (it

        # is not in real life)

        self.assertEqual(f.select.as_string(),

                          "DISTINCT Any  WHERE X ordernum XO, X is CWAttribute, X ordernum C HAVING 3 = (C & 3)")

    def test_bitfield_0_value(self):

        req, rset, rqlst, filtered_variable = self.prepare_rqlst(

            'CWAttribute X WHERE X ordernum XO',

            expected_baserql='Any X WHERE X ordernum XO, X is CWAttribute',

            expected_preparedrql='DISTINCT Any  WHERE X ordernum XO, X is CWAttribute')

        f = facet.BitFieldFacet(req, rset=rset,

                                select=rqlst.children[0],

                                filtered_variable=filtered_variable)

        f.choices = [('zero', 0,), ('un', 1,), ('deux', 2,)]

        f.rtype = 'ordernum'

        self.assertEqual(f.vocabulary(),

                          [(u'deux', 2), (u'un', 1), (u'zero', 0)])

        self.assertEqual(f.possible_values(),

                          ['2', '1', '0'])

        req.form[f.__regid__] = '0'

        f.add_rql_restrictions()

        self.assertEqual(f.select.as_string(),

                          "DISTINCT Any  WHERE X ordernum XO, X is CWAttribute, X ordernum C HAVING 0 = C")

    def test_rql_path_eid(self):

        req, rset, rqlst, filtered_variable = self.prepare_rqlst()

        class RPF(facet.RQLPathFacet):

            path = [('X created_by U'), ('U owned_by O'), ('O login OL')]

            filter_variable = 'O'

            label_variable = 'OL'

        f = RPF(req, rset=rset, select=rqlst.children[0],

                filtered_variable=filtered_variable)

        self.assertEqual(f.vocabulary(), [(u'admin', self.user().eid),])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        #rqlst = rset.syntax_tree()

        self.assertEqual(f.possible_values(),

                          [str(self.user().eid),])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        req.form[f.__regid__] = '1'

        f.add_rql_restrictions()

        # selection is cluttered because rqlst has been prepared for facet (it

        # is not in real life)

        self.assertEqual(f.select.as_string(),

                         "DISTINCT Any  WHERE X is CWUser, X created_by F, F owned_by G, G eid 1")

    def test_rql_path_eid_no_label(self):

        req, rset, rqlst, filtered_variable = self.prepare_rqlst()

        class RPF(facet.RQLPathFacet):

            path = [('X created_by U'), ('U owned_by O'), ('O login OL')]

            filter_variable = 'O'

        f = RPF(req, rset=rset, select=rqlst.children[0],

                filtered_variable=filtered_variable)

        self.assertEqual(f.vocabulary(), [(str(self.user().eid), self.user().eid),])

    def test_rql_path_attr(self):

        req, rset, rqlst, filtered_variable = self.prepare_rqlst()

        class RPF(facet.RQLPathFacet):

            path = [('X created_by U'), ('U owned_by O'), ('O login OL')]

            filter_variable = 'OL'

        f = RPF(req, rset=rset, select=rqlst.children[0],

                filtered_variable=filtered_variable)

        self.assertEqual(f.vocabulary(), [(u'admin', 'admin'),])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        self.assertEqual(f.possible_values(), ['admin',])

        # ensure rqlst is left unmodified

        self.assertEqual(rqlst.as_string(), 'DISTINCT Any  WHERE X is CWUser')

        req.form[f.__regid__] = 'admin'

        f.add_rql_restrictions()

        # selection is cluttered because rqlst has been prepared for facet (it

        # is not in real life)

        self.assertEqual(f.select.as_string(),

                         "DISTINCT Any  WHERE X is CWUser, X created_by G, G owned_by H, H login 'admin'")

    def test_rql_path_check_filter_label_variable(self):

        req, rset, rqlst, filtered_variable = self.prepareg_aggregat_rqlst()

        class RPF(facet.RQLPathFacet):

            path = [('X created_by U'), ('U owned_by O'), ('O login OL')]

            filter_variable = 'OL'

            label_variable = 'OL'

        self.assertRaises(AssertionError, RPF, req, rset=rset,

                          select=rqlst.children[0],

                          filtered_variable=filtered_variable)

    def prepareg_aggregat_rqlst(self):

        return self.prepare_rqlst(

            'Any 1, COUNT(X) WHERE X is CWUser, X creation_date XD, '

            'X modification_date XM, Y creation_date YD, Y is CWGroup '

            'HAVING DAY(XD)>=DAY(YD) AND DAY(XM)<=DAY(YD)', 'X',

            expected_baserql='Any 1,COUNT(X) WHERE X is CWUser, X creation_date XD, '

            'X modification_date XM, Y creation_date YD, Y is CWGroup '

            'HAVING DAY(XD) >= DAY(YD), DAY(XM) <= DAY(YD)',

            expected_preparedrql='DISTINCT Any  WHERE X is CWUser, X creation_date XD, '

            'X modification_date XM, Y creation_date YD, Y is CWGroup '

            'HAVING DAY(XD) >= DAY(YD), DAY(XM) <= DAY(YD)')