import pathlib
import json
from typing import List, Callable
from pydantic import BaseModel

from ..components.bindings import binds

class Descriptor(BaseModel):
    command: str
    description: str
    args: int
    optional: bool

class Command(Descriptor):
    binding: Callable

_descriptor_file = pathlib.Path(__file__).parent / "descriptors.json"

commands: dict[str, Command] = {}

with open(_descriptor_file, "r", encoding="utf-8") as file:
    descriptors: List[Descriptor] = json.load(file)
    for descriptor in descriptors:
        commands.update({
            descriptor["command"]:
            Command(
                **descriptor,
                binding=binds[descriptor["command"]]
                )
            })