from tests import BaseTestCase
from redash import models


class WidgetAPITest(BaseTestCase):
    def create_widget(self, dashboard, visualization, width=1):
        data = {
            'visualization_id': visualization.id,
            'dashboard_id': dashboard.id,
            'options': {},
            'width': width
        }

        rv = self.make_request('post', '/api/widgets', data=data)

        return rv

    def test_create_widget(self):
        dashboard = self.factory.create_dashboard()
        vis = self.factory.create_visualization()

        rv = self.create_widget(dashboard, vis)
        self.assertEquals(rv.status_code, 200)

        dashboard = models.Dashboard.query.get(dashboard.id)
        self.assertEquals(unicode(rv.json['layout']), dashboard.layout)

        self.assertEquals(dashboard.widgets.count(), 1)
        self.assertEquals(rv.json['layout'], [[rv.json['widget']['id']]])
        self.assertEquals(rv.json['new_row'], True)

        rv2 = self.create_widget(dashboard, vis)
        self.assertEquals(dashboard.widgets.count(), 2)
        self.assertEquals(rv2.json['layout'],
                          [[rv.json['widget']['id'], rv2.json['widget']['id']]])
        self.assertEquals(rv2.json['new_row'], False)

        rv3 = self.create_widget(dashboard, vis)
        self.assertEquals(rv3.json['new_row'], True)
        rv4 = self.create_widget(dashboard, vis, width=2)
        self.assertEquals(rv4.json['layout'],
                          [[rv.json['widget']['id'], rv2.json['widget']['id']],
                           [rv3.json['widget']['id']],
                           [rv4.json['widget']['id']]])
        self.assertEquals(rv4.json['new_row'], True)

    def test_wont_create_widget_for_visualization_you_dont_have_access_to(self):
        dashboard = self.factory.create_dashboard()
        vis = self.factory.create_visualization()
        ds = self.factory.create_data_source(group=self.factory.create_group())
        vis.query_rel.data_source = ds

        models.db.session.add(vis.query_rel)

        data = {
            'visualization_id': vis.id,
            'dashboard_id': dashboard.id,
            'options': {},
            'width': 1
        }

        rv = self.make_request('post', '/api/widgets', data=data)
        self.assertEqual(rv.status_code, 403)

    def test_create_text_widget(self):
        dashboard = self.factory.create_dashboard()

        data = {
            'visualization_id': None,
            'text': 'Sample text.',
            'dashboard_id': dashboard.id,
            'options': {},
            'width': 2
        }

        rv = self.make_request('post', '/api/widgets', data=data)

        self.assertEquals(rv.status_code, 200)
        self.assertEquals(rv.json['widget']['text'], 'Sample text.')

    def test_delete_widget(self):
        widget = self.factory.create_widget()

        rv = self.make_request('delete', '/api/widgets/{0}'.format(widget.id))

        self.assertEquals(rv.status_code, 200)
        dashboard = models.Dashboard.get_by_slug_and_org(widget.dashboard.slug, widget.dashboard.org)
        self.assertEquals(dashboard.widgets.count(), 0)
        self.assertEquals(dashboard.layout, '[]')

        # TODO: test how it updates the layout