108 lines
2.7 KiB
Dart
108 lines
2.7 KiB
Dart
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import 'package:meta/meta.dart';
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import 'package:redux/redux.dart';
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import 'package:redux_persist_flutter/redux_persist_flutter.dart';
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import 'package:redux_thunk/redux_thunk.dart';
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import 'package:redux_persist/redux_persist.dart';
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import 'package:satu/core/redux/actions/nav_actions.dart';
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import 'package:satu/core/redux/reducers/nav_reducer.dart';
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import 'package:satu/core/redux/reducers/user_reducer.dart';
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import 'package:satu/core/redux/state/nav_state.dart';
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import 'package:satu/core/redux/state/sell_state.dart';
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import 'package:satu/core/redux/state/user_state.dart';
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import 'actions/user_actions.dart';
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//reducer context
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AppState appReducer(AppState state, dynamic action) {
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if (action is SetUserStateAction) {
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/** UserAction **/
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final nextState = userReducer(state.userState, action);
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return state.copyWith(userState: nextState);
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} else if (action is SetNavStateAction) {
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/** NavAction **/
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final nextState = navReducer(state.navState, action);
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return state.copyWith(navState: nextState);
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}
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return state;
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}
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//Main State
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@immutable
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class AppState {
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final UserState userState;
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final NavState navState;
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final SellState sellState;
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AppState({
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this.userState,
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this.navState,
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this.sellState
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});
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//stable work
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AppState copyWith({
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UserState userState,
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NavState navState,
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SellState sellState,
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}) {
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return AppState(
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userState: userState ?? this.userState,
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navState: navState ?? this.navState,
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sellState: sellState ?? this.sellState
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);
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}
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static AppState fromJson(dynamic json){
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return json !=null
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? AppState(
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userState: UserState.fromJson(json['userState']),
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)
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: null;
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}
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dynamic toJson() {
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return {
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"userState" : userState.toJson(),
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};
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}
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}
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class Redux {
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static Store<AppState> _store;
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static Store<AppState> get store {
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if (_store == null) {
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throw Exception("store is not initialized");
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} else {
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return _store;
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}
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}
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//initial context
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static Future<void> init() async {
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// Create Persistor
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final persist = Persistor<AppState>(
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storage: FlutterStorage(), // Or use other engines
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serializer: JsonSerializer<AppState>(AppState.fromJson), // Or use other serializers
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);
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final initialState = await persist.load();
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final userStateInitial = UserState.initial(initialState?.userState);
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final navStateInitial = NavState.initial();
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final sellStateInitial = SellState.initial();
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_store = Store<AppState>(
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appReducer,
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middleware: [thunkMiddleware, persist.createMiddleware() ],
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initialState: AppState(
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userState: userStateInitial,
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navState: navStateInitial,
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sellState: sellStateInitial,
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)
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);
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}
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}
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