import contextlib
import dcc.config
import dcc.doom_base
import shutil
import subprocess
import tempfile

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

	def take_action(self, parsed_args):
		with tempfile.TemporaryDirectory() as td:
			with contextlib.chdir(td):
				command = [self.dsda]
				if not parsed_args.fg and shutil.which("xvfb-run") is not None:
					command = ["xvfb-run"] + command
				options = []
				for k,v in self._config.get("fabricate_options", {}).items():
					list.append(options, f"{k}={v}")
				if len(options) > 0:
					options = ["-assign", ",".join(options)]
				subprocess.run(command + self.dsda_preamble() + options +
					["-timedemo", self.demo_in_path()] +
					["-viddump", self.video_path()])