/* IMPORT */

import {CONTEXTS_DATA} from '~/constants';
import {context} from '~/oby';
import {isNil} from '~/utils/lang';
import type {Context, ContextWithDefault} from '~/types';

/* MAIN */

function useContext <T> ( Context: ContextWithDefault<T> ): T;
function useContext <T> ( Context: Context<T> ): T | undefined;
function useContext <T> ( Context: ContextWithDefault<T> | Context<T> ): T | undefined {

  const {symbol, defaultValue} = CONTEXTS_DATA.get ( Context ) || { symbol: Symbol () };
  const valueContext = context ( symbol );
  const value = isNil ( valueContext ) ? defaultValue : valueContext;

  return value;

}

/* EXPORT */

export default useContext;