# Copyright (C) 2010 Google Inc. All rights reserved.

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from webkitpy.tool.steps.abstractstep import AbstractStep

from webkitpy.tool.steps.options import Options

class PostCodeReview(AbstractStep):

    @classmethod

    def options(cls):

        return AbstractStep.options() + [

            Options.cc,

            Options.description,

        ]

    def run(self, state):

        patch = state.get("patch")

        bug_id = patch.bug_id()

        title = patch.name()

        # If the issue already exists, then the message becomes the label

        # of the new patch. Otherwise, it becomes the title of the whole

        # issue.

        if title:

            # This is the common case for the the first "upload" command.

            message = title

        elif bug_id:

            # This is the common case for the "post" command and

            # subsequent runs of the "upload" command.

            message = "Code review for %s" % self._tool.bugs.bug_url_for_bug_id(bug_id)

        else:

            # Unreachable with our current commands, but we might hit

            # this case if we support bug-less code reviews.

            message = "Code review"

        # Use the bug ID as the rietveld issue number. This means rietveld code reviews

        # when there are multiple different patches on a bug will be a bit wonky, but

        # webkit-patch assumes one-patch-per-bug.

        created_issue = self._tool.codereview.post(diff=self.cached_lookup(state, "diff"),

                                                   message=message,

                                                   codereview_issue=bug_id,

                                                   cc=self._options.cc)

        self._tool.bugs.set_flag_on_attachment(patch.id(), 'in-rietveld', '+')