import pytest

from praw.exceptions import ClientException, PRAWException, RedditAPIException
from praw.models import Comment, Submission

from ... import IntegrationTest


class TestComment(IntegrationTest):
    def test_attributes(self, reddit):
        comment = Comment(reddit, "cklhv0f")
        assert comment.author == "bboe"
        assert comment.body.startswith("Yes it does.")
        assert not comment.is_root
        assert comment.submission == "2gmzqe"

    def test_block(self, reddit):
        reddit.read_only = False
        comment = None
        for item in reddit.inbox.submission_replies():
            if item.author and item.author != pytest.placeholders.username:
                comment = item
                break
        else:
            msg = "no comment found"
            raise AssertionError(msg)
        comment.block()

    def test_clear_vote(self, reddit):
        reddit.read_only = False
        Comment(reddit, "d1680wu").clear_vote()

    def test_delete(self, reddit):
        reddit.read_only = False
        comment = Comment(reddit, "d1616q2")
        comment.delete()
        assert comment.author is None
        assert comment.body == "[deleted]"

    def test_disable_inbox_replies(self, reddit):
        reddit.read_only = False
        comment = Comment(reddit, "dcc9snh")
        comment.disable_inbox_replies()

    def test_downvote(self, reddit):
        reddit.read_only = False
        Comment(reddit, "d1680wu").downvote()

    def test_edit(self, reddit):
        reddit.read_only = False
        comment = Comment(reddit, "d1616q2")
        comment.edit("New text")
        assert comment.body == "New text"

    def test_enable_inbox_replies(self, reddit):
        reddit.read_only = False
        comment = Comment(reddit, "dcc9snh")
        comment.enable_inbox_replies()

    def test_invalid(self, reddit):
        with pytest.raises(PRAWException) as excinfo:
            Comment(reddit, "0").body
        assert excinfo.value.args[0].startswith("No data returned for comment")

    def test_mark_read(self, reddit):
        reddit.read_only = False
        comment = next(reddit.inbox.unread())
        assert isinstance(comment, Comment)
        comment.mark_read()

    def test_mark_unread(self, reddit):
        reddit.read_only = False
        comment = next(reddit.inbox.comment_replies())
        comment.mark_unread()

    def test_notes(self, reddit):
        reddit.read_only = False
        comment = reddit.comment("i6yklz7")
        note = comment.mod.create_note(label="HELPFUL_USER", note="test note")
        notes = list(comment.mod.author_notes())
        assert note in notes
        assert notes[notes.index(note)].user == comment.author

    def test_parent__chain(self, reddit):
        comment = Comment(reddit, "dkk4qjd")
        counter = 0
        comment.refresh()
        parent = comment.parent()
        while parent != comment.submission:
            if counter % 9 == 0:
                parent.refresh()
            counter += 1
            parent = parent.parent()

    def test_parent__comment(self, reddit):
        comment = Comment(reddit, "cklhv0f")
        parent = comment.parent()
        parent.refresh()
        assert comment in parent.replies
        assert isinstance(parent, Comment)
        assert parent.fullname == comment.parent_id

    def test_parent__comment_from_forest(self, reddit):
        submission = reddit.submission("2gmzqe")
        comment = submission.comments[0].replies[0]
        parent = comment.parent()
        assert comment in parent.replies
        assert isinstance(parent, Comment)
        assert parent.fullname == comment.parent_id

    def test_parent__from_replies(self, reddit):
        reddit.read_only = False
        comment = next(reddit.inbox.comment_replies())
        parent = comment.parent()
        assert isinstance(parent, Comment)
        assert parent.fullname == comment.parent_id

    def test_parent__submission(self, reddit):
        comment = Comment(reddit, "cklfmye")
        parent = comment.parent()
        assert comment in parent.comments
        assert isinstance(parent, Submission)
        assert parent.fullname == comment.parent_id

    def test_refresh(self, reddit):
        comment = Comment(reddit, "d81vwef")
        assert len(comment.replies) == 0
        comment.refresh()
        assert len(comment.replies) > 0

    def test_refresh__deleted_comment(self, reddit):
        with pytest.raises(ClientException) as excinfo:
            Comment(reddit, "d7ltvl0").refresh()
        assert excinfo.value.args == ("This comment does not appear to be in the comment tree",)

    def test_refresh__raises_exception(self, reddit):
        with pytest.raises(ClientException) as excinfo:
            Comment(reddit, "d81vwef").refresh()
        assert excinfo.value.args == ("This comment does not appear to be in the comment tree",)

    def test_refresh__removed_comment(self, reddit):
        with pytest.raises(ClientException) as excinfo:
            Comment(reddit, "dma3mi5").refresh()
        assert excinfo.value.args == ("This comment does not appear to be in the comment tree",)

    def test_refresh__twice(self, reddit):
        Comment(reddit, "d81vwef").refresh().refresh()

    def test_refresh__with_reply_sort_and_limit(self, reddit):
        comment = Comment(reddit, "e4j4830")
        comment.reply_limit = 4
        comment.reply_sort = "new"
        comment.refresh()
        replies = comment.replies
        last_created = float("inf")
        for reply in replies:
            if isinstance(reply, Comment):
                if reply.created_utc > last_created:
                    msg = "sort order incorrect"
                    raise AssertionError(msg)
                last_created = reply.created_utc
        assert len(comment.replies) == 3

    def test_reply(self, reddit):
        reddit.read_only = False
        parent_comment = Comment(reddit, "d1616q2")
        comment = parent_comment.reply("Comment reply")
        assert comment.author == reddit.config.username
        assert comment.body == "Comment reply"
        assert not comment.is_root
        assert comment.parent_id == parent_comment.fullname

    def test_reply__none(self, reddit):
        reddit.read_only = False
        comment = Comment(reddit, "eear2ml")
        reply = comment.reply("TEST")
        assert reply is None

    def test_report(self, reddit):
        reddit.read_only = False
        Comment(reddit, "d0335z3").report("custom")

    def test_resolve_from_share_url(self, reddit):
        url = "https://www.reddit.com/r/redditdev/s/nGnQE1QkLC"
        assert reddit.comment(url=url) == "cklhv0f", url

    def test_resolve_from_share_url__invalid_url(self, reddit):
        url = "https://www.reddit.com/r/redditdev/s/WNauetbiNG"
        with pytest.raises(ClientException):
            reddit.comment(url=url)

    def test_save(self, reddit):
        reddit.read_only = False
        Comment(reddit, "d1680wu").save(category="foo")

    def test_unsave(self, reddit):
        reddit.read_only = False
        Comment(reddit, "d1680wu").unsave()

    def test_upvote(self, reddit):
        reddit.read_only = False
        Comment(reddit, "d1680wu").upvote()


class TestCommentModeration(IntegrationTest):
    def test_add_removal_reason(self, reddit):
        reddit.read_only = False
        comment = reddit.comment("f98ukt5")
        comment.mod.remove()
        comment.mod._add_removal_reason(mod_note="Blah", reason_id="110nhral8vygf")

    def test_add_removal_reason_without_id(self, reddit):
        reddit.read_only = False
        comment = reddit.comment("f98ugot")
        comment.mod.remove()
        comment.mod._add_removal_reason(mod_note="Test")

    def test_add_removal_reason_without_id_or_note(self, reddit):
        reddit.read_only = False
        with pytest.raises(ValueError) as excinfo:
            comment = reddit.comment("f9974ce")
            comment.mod.remove()
            comment.mod._add_removal_reason()
        assert excinfo.value.args[0].startswith("mod_note cannot be blank")

    def test_approve(self, reddit):
        reddit.read_only = False
        Comment(reddit, "da2g5y6").mod.approve()

    def test_distinguish(self, reddit):
        reddit.read_only = False
        Comment(reddit, "da2g5y6").mod.distinguish()

    def test_distinguish__sticky(self, reddit):
        reddit.read_only = False
        Comment(reddit, "da2g5y6").mod.distinguish(sticky=True)

    def test_ignore_reports(self, reddit):
        reddit.read_only = False
        reddit.comment("da2g5y6").mod.ignore_reports()

    def test_lock(self, reddit):
        reddit.read_only = False
        Comment(reddit, "da2g6ne").mod.lock()

    def test_remove(self, reddit):
        reddit.read_only = False
        reddit.comment("da2g5y6").mod.remove(spam=True)

    def test_remove_with_reason_id(self, reddit):
        reddit.read_only = False
        reddit.comment("f3dm3b7").mod.remove(reason_id="110nhral8vygf")

    def test_send_removal_message(self, reddit):
        reddit.read_only = False
        comment = reddit.comment("edu698v")
        mod = comment.mod
        mod.remove()
        message = "message"
        res = [
            mod.send_removal_message(message=message, title="title", type=type)
            for type in ("public", "private", "private_exposed")
        ]
        assert isinstance(res[0], Comment)
        assert res[0].parent_id == f"t1_{comment.id}"
        assert res[0].body == message
        assert res[1] is None
        assert res[2] is None

    def test_send_removal_message__error(self, reddit):
        reddit.read_only = False
        comment = reddit.comment("fkmrn4a")
        comment.mod.remove()
        with pytest.raises(RedditAPIException) as excinfo:
            comment.mod.send_removal_message(message="message", title="a" * 51)
        exception = excinfo.value
        assert exception.items[0].field == "title"
        assert exception.items[0].error_type == "TOO_LONG"

    def test_show(self, reddit):
        reddit.read_only = False
        reddit.comment("fjyyrv6").mod.show()

    def test_undistinguish(self, reddit):
        reddit.read_only = False
        reddit.comment("da2g5y6").mod.undistinguish()

    def test_unignore_reports(self, reddit):
        reddit.read_only = False
        reddit.comment("da2g5y6").mod.unignore_reports()

    def test_unlock(self, reddit):
        reddit.read_only = False
        Comment(reddit, "da2g6ne").mod.unlock()
