/**
* Internal dependencies
*/
import { getStateForContext } from './utils';
/**
* Selector for retrieving a specific query-state for the given context.
*
* @param {Object} state Current state.
* @param {string} context Context for the query-state being retrieved.
* @param {string} queryKey Key for the specific query-state item.
* @param {*} defaultValue Default value for the query-state key if it doesn't
* currently exist in state.
*
* @return {*} The currently stored value or the defaultValue if not present.
*/
export const getValueForQueryKey = (
state,
context,
queryKey,
defaultValue = {}
) => {
let stateContext = getStateForContext( state, context );
if ( stateContext === null ) {
return defaultValue;
}
stateContext = JSON.parse( stateContext );
return typeof stateContext[ queryKey ] !== 'undefined'
? stateContext[ queryKey ]
: defaultValue;
};
/**
* Selector for retrieving the query-state for the given context.
*
* @param {Object} state The current state.
* @param {string} context The context for the query-state being retrieved.
* @param {*} defaultValue The default value to return if there is no state for
* the given context.
*
* @return {*} The currently stored query-state for the given context or
* defaultValue if not present in state.
*/
export const getValueForQueryContext = (
state,
context,
defaultValue = {}
) => {
const stateContext = getStateForContext( state, context );
return stateContext === null ? defaultValue : JSON.parse( stateContext );
};