# -*- coding: utf-8 -*-
import datetime

import logging

import unittest2 as unittest

from zope.component import createObject

from zope.component import getMultiAdapter

from Products.CMFCore.utils import getToolByName

from plone.app.testing import TEST_USER_ID, setRoles

from plone.app.discussion.testing import \
    PLONE_APP_DISCUSSION_INTEGRATION_TESTING

from plone.app.discussion.interfaces import IComment, IConversation, IReplies

from plone.app.discussion.browser.comment import View


logger = logging.getLogger('plone.app.discussion.tests')
logger.addHandler(logging.StreamHandler())


class CommentTest(unittest.TestCase):

    layer = PLONE_APP_DISCUSSION_INTEGRATION_TESTING

    def setUp(self):
        self.portal = self.layer['portal']
        self.request = self.layer['request']

        setRoles(self.portal, TEST_USER_ID, ['Manager'])
        self.catalog = getToolByName(self.portal, 'portal_catalog')
        self.document_brain = self.catalog.searchResults(
            portal_type='Document')[0]

    def test_factory(self):
        comment1 = createObject('plone.Comment')
        self.assertTrue(IComment.providedBy(comment1))

    def test_UTCDates(self):
        utc_to_local_diff = \
            datetime.datetime.now() - datetime.datetime.utcnow()
        utc_to_local_diff = abs(utc_to_local_diff.seconds)
        if utc_to_local_diff < 60:
            logger.warning("Your computer is living in a timezone where local "
                           "time equals utc time. Some potential errors can "
                           "get hidden by that")
        comment1 = createObject('plone.Comment')
        local_utc = datetime.datetime.utcnow()
        for date in (comment1.creation_date, comment1.modification_date):
            difference = abs(date - local_utc)
            difference = difference.seconds
            # We hope that between comment1 and local_utc happen less than
            # 10 seconds
            self.assertFalse(difference / 10)

    def test_id(self):
        comment1 = createObject('plone.Comment')
        comment1.comment_id = 123
        self.assertEqual('123', comment1.id)
        self.assertEqual('123', comment1.getId())
        self.assertEqual(u'123', comment1.__name__)

    def test_uid(self):
        conversation = IConversation(self.portal.doc1)
        comment1 = createObject('plone.Comment')
        conversation.addComment(comment1)
        comment_brain = self.catalog.searchResults(
            portal_type='Discussion Item'
        )[0]
        self.assertTrue(comment_brain.UID)

    def test_uid_is_unique(self):
        conversation = IConversation(self.portal.doc1)
        comment1 = createObject('plone.Comment')
        conversation.addComment(comment1)
        comment2 = createObject('plone.Comment')
        conversation.addComment(comment2)
        brains = self.catalog.searchResults(
            portal_type='Discussion Item'
        )
        self.assertNotEqual(brains[0].UID, brains[1].UID)

    def test_comment_uid_differs_from_content_uid(self):
        conversation = IConversation(self.portal.doc1)
        comment1 = createObject('plone.Comment')
        conversation.addComment(comment1)
        comment_brain = self.catalog.searchResults(
            portal_type='Discussion Item'
        )[0]
        self.assertNotEqual(self.document_brain.UID, comment_brain.UID)

    def test_title(self):
        conversation = IConversation(self.portal.doc1)
        comment1 = createObject('plone.Comment')
        comment1.author_name = "Jim Fulton"
        conversation.addComment(comment1)
        self.assertEqual("Jim Fulton on Document 1", comment1.Title())

    def test_no_name_title(self):
        conversation = IConversation(self.portal.doc1)
        comment1 = createObject('plone.Comment')
        conversation.addComment(comment1)
        self.assertEqual("Anonymous on Document 1", comment1.Title())

    def test_title_special_characters(self):
        self.portal.invokeFactory(
            id='doc_sp_chars',
            title=u'Document äüö',
            type_name='Document'
        )
        conversation = IConversation(self.portal.doc_sp_chars)
        comment1 = createObject('plone.Comment')
        comment1.author_name = u"Tarek Ziadé"
        conversation.addComment(comment1)
        self.assertEqual(u"Tarek Ziadé on Document äüö", comment1.Title())

    def test_title_special_characters_utf8(self):
        self.portal.invokeFactory(
            id='doc_sp_chars_utf8',
            title='Document ëïû',
            type_name='Document'
        )
        conversation = IConversation(self.portal.doc_sp_chars_utf8)
        comment1 = createObject('plone.Comment')
        comment1.author_name = "Hüüb Bôûmä"
        conversation.addComment(comment1)
        self.assertEqual(u"Hüüb Bôûmä on Document ëïû", comment1.Title())

    def test_creator(self):
        comment1 = createObject('plone.Comment')
        comment1.creator = "jim"
        self.assertEqual("jim", comment1.Creator())

    def test_creator_author_name(self):
        comment1 = createObject('plone.Comment')
        comment1.author_name = "joey"
        self.assertEqual("joey", comment1.Creator())

    def test_owner(self):
        comment1 = createObject('plone.Comment')
        self.assertEqual((['plone', 'acl_users'], TEST_USER_ID),
                         comment1.getOwnerTuple())

    def test_type(self):
        comment1 = createObject('plone.Comment')
        self.assertEqual(comment1.Type(), 'Comment')

    def test_mime_type(self):
        comment1 = createObject('plone.Comment')
        self.assertEqual(comment1.mime_type, 'text/plain')

    def test_getText(self):
        comment1 = createObject('plone.Comment')
        comment1.text = """First paragraph

        Second paragraph"""
        self.assertEqual(
            comment1.getText(),
            "<p>First paragraph<br /><br />        Second paragraph</p>"
        )

    def test_getText_escapes_HTML(self):
        comment1 = createObject('plone.Comment')
        comment1.text = """<b>Got HTML?</b>"""
        self.assertEqual(
            comment1.getText(),
            "<p>&lt;b&gt;Got HTML?&lt;/b&gt;</p>"
        )

    def test_getText_with_non_ascii_characters(self):
        comment1 = createObject('plone.Comment')
        comment1.text = u"""Umlaute sind ä, ö und ü."""
        self.assertEqual(
            comment1.getText(),
            '<p>Umlaute sind \xc3\xa4, \xc3\xb6 und \xc3\xbc.</p>'
        )

    def test_getText_doesnt_link(self):
        comment1 = createObject('plone.Comment')
        comment1.text = "Go to http://www.plone.org"
        self.assertEqual(
            comment1.getText(),
            "<p>Go to http://www.plone.org</p>"
        )

    def test_getText_uses_comment_mime_type(self):
        comment1 = createObject('plone.Comment')
        comment1.text = "Go to http://www.plone.org"
        comment1.mime_type = 'text/x-web-intelligent'
        self.assertEqual(
            comment1.getText(),
            'Go to <a href="http://www.plone.org" ' +
            'rel="nofollow">http://www.plone.org</a>'
        )

    def test_getText_uses_comment_mime_type_html(self):
        comment1 = createObject('plone.Comment')
        comment1.text = 'Go to <a href="http://www.plone.org">plone.org</a>'
        comment1.mime_type = 'text/html'
        self.assertEqual(
            comment1.getText(),
            'Go to <a href="http://www.plone.org">plone.org</a>'
        )

    def test_getText_w_custom_targetMimetype(self):
        comment1 = createObject('plone.Comment')
        comment1.text = 'para'
        self.assertEqual(comment1.getText(targetMimetype='text/plain'), 'para')

    def test_getText_invalid_transformation_raises_error(self):
        conversation = IConversation(self.portal.doc1)
        comment1 = createObject('plone.Comment')
        comment1.mime_type = 'text/x-html-safe'
        comment1.text = 'para'
        conversation.addComment(comment1)
        self.assertEqual(
            comment1.getText(targetMimetype='text/html'),
            'para')

    def test_traversal(self):
        # make sure comments are traversable, have an id, absolute_url and
        # physical path

        conversation = IConversation(self.portal.doc1)

        comment1 = createObject('plone.Comment')
        comment1.text = 'Comment text'

        new_comment1_id = conversation.addComment(comment1)

        comment = self.portal.doc1.restrictedTraverse(
            '++conversation++default/%s' % new_comment1_id)
        self.assertTrue(IComment.providedBy(comment))

        self.assertEqual(
            (
                '', 'plone', 'doc1', '++conversation++default',
                str(new_comment1_id)
            ),
            comment.getPhysicalPath()
        )
        self.assertEqual(
            'http://nohost/plone/doc1/++conversation++default/' +
            str(new_comment1_id), comment.absolute_url()
        )

    def test_view_blob_types(self):
        """
        Make sure that traversal to images/files redirects to the
        version of the url with a /view in it.
        """
        self.portal.invokeFactory(
            id='image1',
            title='Image',
            type_name='Image'
        )
        conversation = IConversation(self.portal.image1)

        comment1 = createObject('plone.Comment')
        comment1.text = 'Comment text'
        new_comment1_id = conversation.addComment(comment1)
        comment = self.portal.image1.restrictedTraverse(
            '++conversation++default/%s' % new_comment1_id)

        view = View(comment, self.request)
        View.__call__(view)
        response = self.request.response
        self.assertIn("/view", response.headers['location'])

    def test_workflow(self):
        """Basic test for the 'comment_review_workflow'
        """
        self.portal.portal_workflow.setChainForPortalTypes(
            ('Discussion Item',),
            ('comment_review_workflow,'))

        conversation = IConversation(self.portal.doc1)
        comment1 = createObject('plone.Comment')
        new_comment1_id = conversation.addComment(comment1)

        comment = conversation[new_comment1_id]

        # Make sure comments use the 'comment_review_workflow'
        chain = self.portal.portal_workflow.getChainFor(comment)
        self.assertEqual(('comment_review_workflow',), chain)

        # Ensure the initial state was entered and recorded
        self.assertEqual(
            1,
            len(comment.workflow_history['comment_review_workflow'])
        )
        self.assertEqual(
            None,
            comment.workflow_history['comment_review_workflow'][0]['action']
        )
        self.assertEqual(
            'pending',
            self.portal.portal_workflow.getInfoFor(comment, 'review_state')
        )

    def test_fti(self):
        # test that we can look up an FTI for Discussion Item

        self.assertTrue(
            "Discussion Item" in
            self.portal.portal_types.objectIds()
        )

        comment1 = createObject('plone.Comment')

        fti = self.portal.portal_types.getTypeInfo(comment1)
        self.assertEqual('Discussion Item', fti.getTypeInfo(comment1).getId())

    def test_view(self):
        # make sure that the comment view is there and redirects to the right
        # URL

        # Create a conversation. In this case we doesn't assign it to an
        # object, as we just want to check the Conversation object API.
        conversation = IConversation(self.portal.doc1)

        # Create a comment
        comment1 = createObject('plone.Comment')
        comment1.text = 'Comment text'

        # Add comment to the conversation
        new_comment1_id = conversation.addComment(comment1)

        comment = self.portal.doc1.restrictedTraverse(
            '++conversation++default/%s' % new_comment1_id)

        # make sure the view is there
        self.assertTrue(getMultiAdapter((comment, self.request),
                                        name='view'))

        # make sure the HTTP redirect (status code 302) works when a comment
        # is called directly
        view = View(comment, self.request)
        View.__call__(view)
        self.assertEqual(self.request.response.status, 302)


class RepliesTest(unittest.TestCase):

    # test the IReplies adapter on a comment

    layer = PLONE_APP_DISCUSSION_INTEGRATION_TESTING

    def setUp(self):
        self.portal = self.layer['portal']
        setRoles(self.portal, TEST_USER_ID, ['Manager'])

    def test_add_comment(self):
        # Add comments to a CommentReplies adapter

        # Create a conversation. In this case we doesn't assign it to an
        # object, as we just want to check the Conversation object API.
        conversation = IConversation(self.portal.doc1)

        # Add a comment to the conversation
        replies = IReplies(conversation)

        comment = createObject('plone.Comment')
        comment.text = 'Comment text'
        new_id = replies.addComment(comment)
        comment = self.portal.doc1.restrictedTraverse(
            '++conversation++default/%s' % new_id)

        # Add a reply to the CommentReplies adapter of the first comment
        re_comment = createObject('plone.Comment')
        re_comment.text = 'Comment text'

        replies = IReplies(comment)

        new_re_id = replies.addComment(re_comment)

        # check that replies provides the IReplies interface
        self.assertTrue(IReplies.providedBy(replies))

        # Make sure our comment was added
        self.assertTrue(new_re_id in replies)

        # Make sure it is also reflected in the conversation
        self.assertTrue(new_re_id in conversation)

        # Make sure the conversation has the correct comment id
        self.assertEqual(conversation[new_re_id].comment_id, new_re_id)

    def test_delete_comment(self):
        # Add and remove a comment to a CommentReplies adapter

        # Create a conversation. In this case we doesn't assign it to an
        # object, as we just want to check the Conversation object API.
        conversation = IConversation(self.portal.doc1)

        # Add a comment to the conversation
        replies = IReplies(conversation)

        comment = createObject('plone.Comment')
        comment.text = 'Comment text'
        new_id = replies.addComment(comment)
        comment = self.portal.doc1.restrictedTraverse(
            '++conversation++default/%s' % new_id)

        # Add a reply to the CommentReplies adapter of the first comment
        re_comment = createObject('plone.Comment')
        re_comment.text = 'Comment text'

        replies = IReplies(comment)

        new_re_id = replies.addComment(re_comment)

        # Remove the reply to the CommentReplies adapter
        del replies[new_re_id]

        # Make sure there is no comment left in CommentReplies
        self.assertEqual(len(replies), 0)

        # Make sure the first comment is still in the conversation
        self.assertEqual(conversation.total_comments(), 1)

    def test_traversal(self):
        # Create a nested structure of comment replies and check the traversal

        # make sure comments are traversable, have an id, absolute_url and
        # physical path
        conversation = IConversation(self.portal.doc1)

        comment1 = createObject('plone.Comment')
        comment1.text = 'Comment text'

        conversation.addComment(comment1)

        comment = createObject('plone.Comment')
        comment.text = 'Comment text'
        new_id = conversation.addComment(comment)
        comment = self.portal.doc1.restrictedTraverse(
            '++conversation++default/%s' % new_id)

        # Add a reply to the CommentReplies adapter of the first comment
        re_comment = createObject('plone.Comment')
        re_comment.text = 'Comment text'
        replies = IReplies(comment)
        new_re_id = replies.addComment(re_comment)
        re_comment = self.portal.doc1.restrictedTraverse(
            '++conversation++default/%s' % new_re_id
        )

        # Add a reply to the reply
        re_re_comment = createObject('plone.Comment')
        re_re_comment.text = 'Comment text'
        replies = IReplies(re_comment)
        new_re_re_id = replies.addComment(re_re_comment)
        re_re_comment = self.portal.doc1.restrictedTraverse(
            '++conversation++default/%s' % new_re_re_id
        )

        # Add a reply to the replies reply
        re_re_re_comment = createObject('plone.Comment')
        re_re_re_comment.text = 'Comment text'
        replies = IReplies(re_re_comment)
        new_re_re_re_id = replies.addComment(re_re_re_comment)
        re_re_re_comment = self.portal.doc1.restrictedTraverse(
            '++conversation++default/%s' % new_re_re_re_id)

        self.assertEqual(
            ('', 'plone', 'doc1', '++conversation++default', str(new_id)),
            comment.getPhysicalPath()
        )
        self.assertEqual(
            'http://nohost/plone/doc1/++conversation++default/' +
            str(new_id), comment.absolute_url()
        )
        self.assertEqual(
            ('', 'plone', 'doc1', '++conversation++default', str(new_re_id)),
            re_comment.getPhysicalPath()
        )
        self.assertEqual(
            'http://nohost/plone/doc1/++conversation++default/' +
            str(new_re_id),
            re_comment.absolute_url()
        )
        self.assertEqual(
            (
                '', 'plone', 'doc1', '++conversation++default',
                str(new_re_re_id)
            ),
            re_re_comment.getPhysicalPath()
        )
        self.assertEqual(
            'http://nohost/plone/doc1/++conversation++default/' +
            str(new_re_re_id),
            re_re_comment.absolute_url()
        )
        self.assertEqual(
            (
                '', 'plone', 'doc1', '++conversation++default',
                str(new_re_re_re_id)
            ),
            re_re_re_comment.getPhysicalPath()
        )
        self.assertEqual(
            'http://nohost/plone/doc1/++conversation++default/' +
            str(new_re_re_re_id),
            re_re_re_comment.absolute_url()
        )