effects.js

    effects: { * query(_, { call, put }: { call: Function, put: Function }) {
            const { success, data } = yield call(getProducts);
            if (success) {
                yield put({
                    type: 'querySuccess',
                    products: data,
                });
            }
        },
        * vote({ id }: { id: number }, { call, put }: { call: Function, put: Function }) {
            const { success } = yield call(updateVote, id);
            if (success) {
                yield put({
                    type: 'voteSuccess',
                    id,
                });
            }
        },
    },