import os
import subprocess
import shutil

from . import util

GZDOOM_PATHS = [
    shutil.which("uzdoom")
]
SLADE_PATHS = []
GZDOOM_PROJECT = "iwadinfo.txt"

class Project():
    def __init__(self, path):
        self.path = path

    def run(self):
        subprocess.run([find_gzdoom_command(), "-iwad", "."], cwd=self.path)

    def edit(self):
        subprocess.run([find_slade_command(), "."], cwd=self.path)

def find_gzdoom_command():
    for exe in GZDOOM_PATHS:
        if exe and os.path.exists(exe):
            return exe

    return "gzdoom"

def find_slade_command():
    for exe in SLADE_PATHS:
        if os.path.exists(exe):
            return exe

    return "slade"

def find_project(path):
    path = util.find_nearest(path, lambda entry: entry.lower() == GZDOOM_PROJECT)
    if path is not None:
        return Project(path)