davidnum95

const mapStore = createStore(
  rootReducer,
  compose(
    applyMiddleware(thunk),
    window.__REDUX_DEVTOOLS_EXTENSION__  ?  window.__REDUX_DEVTOOLS_EXTENSION__() : f => f,
  )
);

case 'TOGGLE_COMPLETED':
            return Object.assign({}, state, {
                todo: state.todo.map((item) => {
                    if(item.id == action.id) {
                        item.completed = !item.completed
                    }
                    return item;
                })
            })

class MainComponent extends React.Component {
  static propTypes = {
    activeType: PropTypes.string,
  }

  static mapStateToProps(state) {
    return {
      activeType: state.sideBar.activeType,
    };
  }
// ....
export default connect(
  MainComponent.mapStateToProps,
  {})(MainComponent);

import { CHANGE_TYPE as SIDEBAR_CHANGE_TYPE } from '../SideBar/constants';

const initState = {
  activeType: undefined,
};

export default (state = initState, action) => {
  switch (action.type) {
    case SIDEBAR_CHANGE_TYPE:
      return {
        ...state,
        activeType: action.payload,
      };
    // ....
    default:
      return state;
  }
};

return {
        ...state,
        items: [
          ...state.items,
          action.payload,
        ],

return {
        ...state,
        items: state.items.map((item) => {
          if (item.id === action.payload.id) {
            return {
              ...item,
              name: action.payload.name,
            };
          }
          return item;
        }),
      };

export default function (state = innitialState, action) {
  switch (action.type) {
    case 'SELECT__DATE':
      return Object.assign({}, state, {
         date: state.date + action.payload,
       });
      break;
  }
}

render() {
    const { done } = this.props.roulette;
    return (
      <Row>
        {!done ? (
          <Loader />
        ) : (
         <Component />
        )
    );
}