from simplejson import loads

from logilab.common.testlib import unittest_main

from logilab.mtconverter import html_unescape

from cubicweb.devtools.apptest import EnvBasedTC

from cubicweb.web.htmlwidgets import TableWidget

from cubicweb.web.views import vid_from_rset

def loadjson(value):

    return loads(html_unescape(value))

class VidFromRsetTC(EnvBasedTC):

    def test_no_rset(self):

        req = self.request()

        self.assertEquals(vid_from_rset(req, None, self.schema), 'index')

    def test_no_entity(self):

        req = self.request()

        rset = self.execute('Any X WHERE X login "blabla"')

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'noresult')

    def test_one_entity(self):

        req = self.request()

        rset = self.execute('Any X WHERE X login "admin"')

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'primary')

        rset = self.execute('Any X, L WHERE X login "admin", X login L')

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'primary')

        req.search_state = ('pasnormal',)

        rset = self.execute('Any X WHERE X login "admin"')

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'outofcontext-search')

    def test_one_entity_eid(self):

        req = self.request()

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

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'primary')

    def test_more_than_one_entity(self):

        req = self.request()

        rset = self.execute('Any X WHERE X is CWUser')

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'list')

        rset = self.execute('Any X, L WHERE X login L')

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'list')

    def test_more_than_one_entity_by_row(self):

        req = self.request()

        rset = self.execute('Any X, G WHERE X in_group G')

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'table')

    def test_more_than_one_entity_by_row_2(self):

        req = self.request()

        rset = self.execute('Any X, GN WHERE X in_group G, G name GN')

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'table')

    def test_aggregat(self):

        req = self.request()

        rset = self.execute('Any X, COUNT(T) GROUPBY X WHERE X is T')

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'table')

        rset = self.execute('Any MAX(X) WHERE X is CWUser')

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'table')

    def test_subquery(self):

        rset = self.execute(

'DISTINCT Any X,N ORDERBY N '

'WITH X,N BEING ('

'     (DISTINCT Any P,N WHERE P is CWUser, P login N)'

'       UNION'

'     (DISTINCT Any W,N WHERE W is CWGroup, W name N))')

        req = self.request()

        self.assertEquals(vid_from_rset(req, rset, self.schema), 'table')

class TableViewTC(EnvBasedTC):

    def _prepare_entity(self):

        e = self.add_entity("State", name=u'<toto>', description=u'loo"ong blabla')

        rset = self.execute('Any X, D, CD, NOW - CD WHERE X is State, X description D, X creation_date CD, X eid %(x)s',

                            {'x': e.eid}, 'x')

        req = self.request()

        view = self.vreg.select_view('table', req, rset)

        return e, rset, view

    def test_headers(self):

        self.skip('implement me')

    def test_sortvalue(self):

        e, _, view = self._prepare_entity()

        expected = ['<toto>', 'loo"ong blabla'[:10], e.creation_date.strftime('%Y-%m-%d %H:%M')]

        got = [loadjson(view.sortvalue(0, i)) for i in xrange(3)]

        self.assertListEqual(got, expected)

        # XXX sqlite does not handle Interval correctly

        # value = loadjson(view.sortvalue(0, 3))

        # self.assertAlmostEquals(value, rset.rows[0][3].seconds)

    def test_sortvalue_with_display_col(self):

        e, rset, view = self._prepare_entity()

        rqlstdescr = rset.syntax_tree().get_description()[0] # XXX missing Union support

        table = TableWidget(view)

        table.columns = view.get_columns(rqlstdescr, [1, 2], None, None, None, None, 0)

        expected = ['loo"ong blabla'[:10], e.creation_date.strftime('%Y-%m-%d %H:%M')]

        got = [loadjson(value) for _, value in table.itercols(0)]

        self.assertListEqual(got, expected)

if __name__ == '__main__':

    unittest_main()