Redux化

code:ts

import { createStore } from 'redux';

...

export const initialState = {

...

};

export type StateType = typeof initialState;

enum ActionType {

SET_ITEMS = "SET_ITEMS",

}

export const setItems = (items: StateItem[]) => {

return { type: ActionType.SET_ITEMS, payload: items }

}

interface Action {

type: ActionType;

payload: any;

}

function rootReducer(state = initialState, action: Action) {

switch (action.type) {

case ActionType.SET_ITEMS:

return { ...state, items: action.payload };

default:

return state;

}

}

export const store = createStore(rootReducer);