export default function persistState(sessionId) { if (!sessionId) { return next => (...args) => next(...args); } return next => (reducer, initialState) => { const key = `redux-dev-session-${sessionId}`; let finalInitialState; try { finalInitialState = JSON.parse(localStorage.getItem(key)) || initialState; next(reducer, initialState); } catch (e) { console.warn('Could not read debug session from localStorage:', e); try { localStorage.removeItem(key); } finally { finalInitialState = undefined; } } const store = next(reducer, finalInitialState); return { ...store, dispatch(action) { store.dispatch(action); try { localStorage.setItem(key, JSON.stringify(store.getState())); } catch (e) { console.warn('Could not write debug session from localStorage:', e); } return action; } }; }; }