import {
    camelCase,
    mapKeys,
    mapValues,
    pick,
    isPlainObject,
    isArray
} from 'lodash';

const toCamelCaseKey = obj => mapKeys(obj, (value, key) => camelCase(key));

// recursively traverse an object to convert all keys to camel case
const toCamelCaseDeep = obj => {
    if (isPlainObject(obj)) {
        return mapValues(toCamelCaseKey(obj), toCamelCaseDeep);
    } else if (isArray(obj)) {
        return obj.map(toCamelCaseDeep);
    } else {
        return obj;
    }
};