More in-depth example

Routes.jsx

import Routes from 'react-redux-saga-router/Routes'
import Route from 'react-redux-saga-router/Route'
import * as actions from './actions'

const stateFromParams = (params) =>
  (params.id === 'new') ? { id: true } : { id: params.id ? params.id : false }

function paramsFromState(state) {
  if (state.records.selectedRecord) {
    return {
      id: state.records.selectedRecord === true ? 'new' : state.records.selectedRecord
    }
  }
  return {
    id: undefined
  }
}

const updateState = {
  id: id => actions.selectRecord(id)
}

export default () => (
  <Routes>
    <Route name="records" path="/records(/:id)"
      stateFromParams={stateFromParams}
      paramsFromState={paramsFromState}
      updateState={updateState}
    />
  </Routes>
)