import { cloneDeep } from 'lodash';

const quotedKey = /['"]/;

export function get(obj, path) {
  let parts;

  if ( path.match(quotedKey) ) {
    // Path with quoted section
    parts = path.match(/[^."']+|"([^"]*)"|'([^']*)'/g).map(x => x.replace(/['"]/g, ''));
  } else {
    // Regular path
    parts = path.split('.');
  }

  for (let i = 0; i < parts.length; i++) {
    if (!obj) {
      return;
    }

    obj = obj[parts[i]];
  }

  return obj;
}

export function getter(path) {
  return function(obj) {
    return get(obj, path);
  };
}

export function clone(obj) {
  return cloneDeep(obj);
}

export function isEmpty(obj) {
  return !Object.keys(obj).length;
}