# copyright 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
#
# This file is part of CubicWeb.
#
# CubicWeb is free software: you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free
# Software Foundation, either version 2.1 of the License, or (at your option)
# any later version.
#
# CubicWeb 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 Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.

from __future__ import with_statement

from logilab.common.testlib import unittest_main
from logilab.mtconverter import html_unescape

from cubicweb.devtools.testlib import CubicWebTC
from cubicweb.utils import json
from cubicweb.view import StartupView, TRANSITIONAL_DOCTYPE_NOEXT
from cubicweb.web.htmlwidgets import TableWidget
from cubicweb.web.views import vid_from_rset

def loadjson(value):
    return json.loads(html_unescape(value))

class VidFromRsetTC(CubicWebTC):

    def test_no_rset(self):
        req = self.request()
        self.assertEqual(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.assertEqual(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.assertEqual(vid_from_rset(req, rset, self.schema), 'primary')
        rset = self.execute('Any X, L WHERE X login "admin", X login L')
        self.assertEqual(vid_from_rset(req, rset, self.schema), 'primary')
        req.search_state = ('pasnormal',)
        rset = self.execute('Any X WHERE X login "admin"')
        self.assertEqual(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.assertEqual(vid_from_rset(req, rset, self.schema), 'primary')

    def test_more_than_one_entity_same_type(self):
        req = self.request()
        rset = self.execute('Any X WHERE X is CWUser')
        self.assertEqual(vid_from_rset(req, rset, self.schema), 'sameetypelist')
        rset = self.execute('Any X, L WHERE X login L')
        self.assertEqual(vid_from_rset(req, rset, self.schema), 'sameetypelist')

    def test_more_than_one_entity_diff_type(self):
        req = self.request()
        rset = self.execute('Any X WHERE X is IN (CWUser, CWGroup)')
        self.assertEqual(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.assertEqual(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.assertEqual(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.assertEqual(vid_from_rset(req, rset, self.schema), 'table')
        rset = self.execute('Any MAX(X) WHERE X is CWUser')
        self.assertEqual(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.assertEqual(vid_from_rset(req, rset, self.schema), 'table')


class TableViewTC(CubicWebTC):

    def _prepare_entity(self):
        req = self.request()
        e = req.create_entity("State", name=u'<toto>', description=u'loo"ong blabla')
        rset = req.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})
        view = self.vreg['views'].select('table', req, rset=rset)
        return e, rset, view

    def test_headers(self):
        self.skipTest('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:%S')]
        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()
        labels = view.columns_labels()
        table = TableWidget(view)
        table.columns = view.get_columns(labels, [1, 2], None, None, None, None, 0)
        expected = ['loo"ong blabla'[:10], e.creation_date.strftime('%Y/%m/%d %H:%M:%S')]
        got = [loadjson(value) for _, value in table.itercols(0)]
        self.assertListEqual(got, expected)


class HTMLStreamTests(CubicWebTC):

    def test_set_doctype_reset_xmldecl(self):
        """
        tests `cubicweb.web.request.CubicWebRequestBase.set_doctype`
        with xmldecl reset
        """
        class MyView(StartupView):
            __regid__ = 'my-view'
            def call(self):
                self._cw.set_doctype('<!DOCTYPE html>')

        with self.temporary_appobjects(MyView):
            html_source = self.view('my-view').source
            source_lines = [line.strip() for line in html_source.splitlines(False)
                            if line.strip()]
            self.assertListEqual(source_lines[:2],
                                 ['<!DOCTYPE html>',
                                  '<html xmlns="http://www.w3.org/1999/xhtml" xmlns:cubicweb="http://www.logilab.org/2008/cubicweb" xml:lang="en" lang="en">'])

    def test_set_doctype_no_reset_xmldecl(self):
        """
        tests `cubicweb.web.request.CubicWebRequestBase.set_doctype`
        with no xmldecl reset
        """
        html_doctype = TRANSITIONAL_DOCTYPE_NOEXT.strip()
        class MyView(StartupView):
            __regid__ = 'my-view'
            def call(self):
                self._cw.set_doctype(html_doctype, reset_xmldecl=False)
                self._cw.main_stream.set_namespaces([('xmlns', 'http://www.w3.org/1999/xhtml')])
                self._cw.main_stream.set_htmlattrs([('lang', 'cz')])

        with self.temporary_appobjects(MyView):
            html_source = self.view('my-view').source
            source_lines = [line.strip() for line in html_source.splitlines(False)
                            if line.strip()]
            self.assertListEqual(source_lines[:3],
                                 ['<?xml version="1.0" encoding="UTF-8"?>',
                                  html_doctype,
                                  '<html xmlns="http://www.w3.org/1999/xhtml" lang="cz">'])

if __name__ == '__main__':
    unittest_main()