export function getRefCountedReducerManager()

in packages/redux-dynamic-modules-core/src/Managers/ReducerManager.ts [14:40]

• 24 lines of code
• 4 McCabe index (conditional complexity)

export function getRefCountedReducerManager<S>(
    manager: IReducerManager<S>
): IReducerManager<S> {
    const reducerKeyRefCounter = getStringRefCounter();
    for (const key in manager.getReducerMap()) {
        reducerKeyRefCounter.add(key);
    }

    return {
        reduce: manager.reduce,
        getReducerMap: manager.getReducerMap,
        add: <ReducerState>(key: string, reducer: Reducer<ReducerState>) => {
            if (reducerKeyRefCounter.getCount(key) === 0) {
                manager.add(key, reducer);
            }

            reducerKeyRefCounter.add(key);
        },
        remove: (key: string) => {
            reducerKeyRefCounter.remove(key);

            if (reducerKeyRefCounter.getCount(key) === 0) {
                manager.remove(key);
            }
        },
    };
}