# -*- coding: utf-8 -*-

from argparse import Namespace, ArgumentParser

from ..Cmd import Cmd
from ...App import Scope

class CmdPythonpath(Cmd): # export

    def __init__(self) -> None:
        super().__init__('pythonpath', help='Generate PYTHONPATH for given modules')

    def add_arguments(self, p: ArgumentParser) -> None:
        super().add_arguments(p)
        p.add_argument('module', help='Modules', nargs='*')

    def _run(self, args: Namespace) -> None:
        deps = self.app.get_modules_from_project_txt(args.module, ['pkg.requires.jw'], [ 'run', 'build' ],
                scope = Scope.Subtree, add_self=True, names_only=True)
        out = []
        for m in deps:
            path = self.app.find_dir(m, ['src/python', 'tools/python'])
            if path is not None:
                out.append(path)
        if out:
            print(':'.join(out))