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from webkitpy.tool.multicommandtool import Command


class AddUsersToGroups(Command):
    name = "add-users-to-groups"
    help_text = "Add users matching subtring to specified groups"

    # This probably belongs in bugzilla.py
    known_groups = ['canconfirm', 'editbugs']

    def execute(self, options, args, tool):
        search_string = args[0]
        # FIXME: We could allow users to specify groups on the command line.
        list_title = 'Add users matching "%s" which groups?' % search_string
        # FIXME: Need a way to specify that "none" is not allowed.
        # FIXME: We could lookup what groups the current user is able to grant from bugzilla.
        groups = tool.user.prompt_with_list(list_title, self.known_groups, can_choose_multiple=True)
        if not groups:
            print("No groups specified.")
            return

        login_userid_pairs = tool.bugs.queries.fetch_login_userid_pairs_matching_substring(search_string)
        if not login_userid_pairs:
            print("No users found matching '%s'" % search_string)
            return

        print("Found %s users matching %s:" % (len(login_userid_pairs), search_string))
        for (login, user_id) in login_userid_pairs:
            print("%s (%s)" % (login, user_id))

        confirm_message = "Are you sure you want add %s users to groups %s?  (This action cannot be undone using webkit-patch.)" % (len(login_userid_pairs), groups)
        if not tool.user.confirm(confirm_message):
            return

        for (login, user_id) in login_userid_pairs:
            print("Adding %s to %s" % (login, groups))
            tool.bugs.add_user_to_groups(user_id, groups)