import dcc.config
import dcc.doom_base
import wand.color
import wand.image


class Thumb(dcc.doom_base.WadMap):
    def get_parser(self, prog_name):
        parser = super().get_parser(prog_name)
        parser.add_argument("--index", action="store_true")
        return parser

    def take_action(self, parsed_args):
        base = self.base_thumb_path()
        text = self.text_thumb_path()
        mdoom = self.m_doom_path()
        with (
            wand.image.Image(filename=base) as bi,
            wand.color.Color("transparent") as tc
        ):
            with wand.image.Image(filename=text) as ti:
                ti.border(tc, 5, 5)
                bi.composite(ti, gravity="south_west")

            with wand.image.Image(filename=mdoom) as mdi:
                mdi.border(tc, 5, 5)
                bi.composite(mdi, gravity="north_west")

            if parsed_args.index:
                with wand.image.Image(
                    filename=self.fabricate.joinpath("doomed_index.png")
                ) as di:
                    di.border(tc, 1, 1)
                    bi.composite(di, gravity="north_east")

            bi.save(filename=self.thumb_path())