bencripps / react-redux-grid

* central function to retrieve state from reducer

* used inside of mapStateToProps by grid and other plugins

* @returns {object} state

* will not return immutable object, only plain JS object

* if a dynamic reducerKey is passed, it will favor that key

* over the build in grid keys

*/

export const stateGetter = (state, props, key, entry) => {

    if (props

        && props.reducerKeys

        && Object.keys(props.reducerKeys).length > 0

        && props.reducerKeys[key]) {

        const dynamicKey = props.reducerKeys[key];

        const dynamicState = get(state, dynamicKey, entry);

        return dynamicState && dynamicState.toJS

            ? dynamicState.toJS()

            : dynamicState;

    }

    const val = get(state, key, entry);

    if (val) {

        return val.toJS ? val.toJS() : val;

    }

    return null;

};

export const get = (state, key, entry) => state

    && state[key]

    && state[key].get

    && state[key].get(entry)

        ? state[key].get(entry)

        : null;