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List stateless with recompose
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import React from "react"; | |
import { pure, withReducer, compose, withHandlers, mapProps } from "recompose"; | |
import R from "ramda"; | |
import { createReducer } from "./utils"; | |
const ListItem = pure(({ text }) => <li>{text}</li>); | |
const renderItems = R.map(t => <ListItem key={t} text={t} />); | |
const ListComponent = ({ todos, name, updateName, addTodo }) => | |
<div> | |
<input onChange={updateName} value={name} /> | |
<button onClick={() => addTodo(name)}>add todo</button> | |
<ul> | |
{renderItems(todos)} | |
</ul> | |
</div>; | |
const initialState = { todos: [], name: "" }; | |
const listReducer = createReducer({ | |
UPDATE_NAME: (state, payload) => ({ name: payload }), | |
ADD_TODO: (state, payload) => ({ todos: [...state.todos, payload] }) | |
}); | |
const List = compose( | |
withReducer("state", "dispatch", listReducer, initialState), | |
withHandlers({ | |
updateName: ({ dispatch }) => e => | |
dispatch({ type: "UPDATE_NAME", payload: e.target.value }), | |
addTodo: ({ dispatch, name }) => name => | |
dispatch({ type: "ADD_TODO", payload: name }) | |
}), | |
mapProps(({ state, ...props }) => ({ ...state, ...props })) | |
)(ListComponent); | |
export default List; |
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