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