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イカリング2におけるシングルページアプリケーション

cockscomb
October 02, 2017

 イカリング2におけるシングルページアプリケーション

cockscomb

October 02, 2017
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  1. Component Props Component Component Component Component Component Virtual DOM Virtual

    DOM Virtual DOM Props Props 3FBDU w ΞϓϦέʔγϣϯ͸
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 ؔ਺ͱΈͳͤΔ w ࠷ऴతʹ͸%0.$PNQPOFOUΛ ग़ྗ͢Δ
  2. ࣌ࠁ import * as React from 'react'; interface TimeProps {

    time: Date, } export const Time: React.SFC<TimeProps> = ({time}) => { return <time dateTime={time.toISOString()}>{time.toLocaleString()}</time>; };
  3. *NNVUBCMF w 0CKFDUBTTJHO
 const newObj = Object.assign({}, oldObj, { key:

    value }) w 4QSFBE0QFSBUPS
 const newObj = { ...oldObj, key: value } w *NNVUBCMFKT
  4. Store Reducer State Action dispatch subscribe 3FEVY w ୯Ұͷ4UPSFʹશͯͷঢ়ଶ w

    TVCTDSJCFͰมԽΛݕ஌Ͱ͖Δ w 0CTFSWFSύλʔϯ w ঢ়ଶΛม͍͑ͨͱ͖͸
 4UPSFʹ"DUJPOΛૹΔ w 3FEVDFS͕"DUJPOʹԠͯ͡
 ঢ়ଶΛมߋ͢Δ
  5. ࣌ࠁ import * as React from 'react'; interface TimeProps {

    time: Date, } export const Time: React.SFC<TimeProps> = ({time}) => { return <time dateTime={time.toISOString()}>{time.toLocaleString()}</time>; };
  6. ࣌ࠁ import * as React from 'react'; import {connect} from

    'react-redux'; interface TimeProps { time: Date, } const Time: React.SFC<TimeProps> = ({time}) => { return <time dateTime={time.toISOString()}>{time.toLocaleString()}</time>; }; export default connect(state => ({ time: state.time }))(Time);
  7. 3FNPUF3FTPVSDF5 & enum State { EMPTY = "empty", PENDING =

    "pending", RESOLVED = "resolved", FAILED = "failed", } abstract class RemoteResource<T, E> { abstract state: State; abstract latestValue: T | null; abstract error: E | null; }
  8. ࣌ࠁ const updateTime = createAction('UPDATE_TIME',
 (time: Date) => ({ time:

    time })); const timeReducer = handleAction(updateTime,
 (state, action) => action.payload!.time, new Date() ); function * ticktack() { while (true) { yield put(updateTime(new Date())); yield delay(1000); } } function * rootSaga() { yield all([ fork(ticktack), ]); }
  9. ࣌ࠁ const sagaMiddleware = createSagaMiddleware(); const store = createStore( combineReducers({

    time: timeReducer, }), applyMiddleware(sagaMiddleware) ); sagaMiddleware.run(rootSaga);
  10. ࣌ࠁ import * as React from 'react'; import {connect} from

    'react-redux'; interface TimeProps { time: Date, } const Time: React.SFC<TimeProps> = ({time}) => { return <time dateTime={time.toISOString()}>{time.toLocaleString()}</time>; }; export default connect(state => ({ time: state.time }))(Time);
  11. )JTUPSZ w MPDBUJPOʹIJTUPSZTUBUF΋ؚΊΔ w QVTI4UBUFͰIJTUPSZTUBUFʹ௚લ ͷMPDBUJPOΛอଘ͢Δ w IJTUPSZTUBUF͸ʮ໭ΔʯʮਐΉʯ Ͱ෮ݩ͞ΕΔ w

    ৗʹ௚લͷϖʔδ͕ಘΒΕΔ export interface Location { pathname: Pathname; search: Search; state: LocationState; hash: Hash; key: LocationKey; } window.history.pushState({ lastLocation: location, }, "A2", "/a/2");