const composeMw = (mws) => (api) => (originalNext) => mws.reduceRight((next, mw) => mw(api)(next), originalNext);
const augmentDispatch = (originalDispatch, actions) => {
    const dispatch = (action) => originalDispatch(action);
    for (const a in actions) {
        dispatch[a] = (...args) => dispatch(actions[a](...args));
    }
    return dispatch;
};
export const augmentMiddlewareApi = (api, actions, selectors) => {
    return Object.assign(Object.assign({}, api), { getState: augmentGetState(api.getState, selectors), dispatch: augmentDispatch(api.dispatch, actions), actions,
        selectors });
};
export function buildEffectsMiddleware(effects = [], actions = {}, selectors = {}) {
    return (api) => {
        const newApi = augmentMiddlewareApi(api, actions, selectors);
        let mws = effects.map((e) => e(newApi));
        return (originalNext) => {
            return mws.reduceRight((next, mw) => mw(next), originalNext);
        };
    };
}