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from webkitpy.tool.steps.abstractstep import AbstractStep

from webkitpy.tool.steps.options import Options

from webkitpy.common.system.deprecated_logging import log, error

class EnsureBuildersAreGreen(AbstractStep):

    @classmethod

    def options(cls):

        return AbstractStep.options() + [

            Options.check_builders,

        ]

    def run(self, state):

        if not self._options.check_builders:

            return

        red_builders_names = self._tool.buildbot.red_core_builders_names()

        if not red_builders_names:

            return

        red_builders_names = map(lambda name: "\"%s\"" % name, red_builders_names) # Add quotes around the names.

        log("\nBuilders [%s] are red, please do not commit.\nSee http://%s/console?category=core\n" % (", ".join(red_builders_names), self._tool.buildbot.buildbot_host))

        if not self._tool.user.confirm("Are you sure you want to continue?"):

            error("User aborted.")