State Management + UI Updates

lib/components/collection_pane.dart

@@ -1,17 +1,19 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../models/models.dart';
+import '../providers/providers.dart';
+import '../consts.dart';
 
-class CollectionPane extends StatefulWidget {
+class CollectionPane extends ConsumerStatefulWidget {
   const CollectionPane({
     Key? key,
   }) : super(key: key);
 
   @override
-  State<CollectionPane> createState() => _CollectionPaneState();
+  ConsumerState<CollectionPane> createState() => _CollectionPaneState();
 }
 
-class _CollectionPaneState extends State<CollectionPane> {
+class _CollectionPaneState extends ConsumerState<CollectionPane> {
-  int len = 0;
-
   @override
   void initState() {
     super.initState();
@@ -29,9 +31,11 @@ class _CollectionPaneState extends State<CollectionPane> {
             children: [
               ElevatedButton(
                 onPressed: () {
-                  setState(() {
+                  String newId =
-                    len += 1;
+                      ref.read(collectionStateNotifierProvider.notifier).add();
-                  });
+                  ref
+                      .read(activeItemIdStateProvider.notifier)
+                      .update((state) => newId);
                 },
                 child: const Text('+ New'),
               ),
@@ -40,9 +44,9 @@ class _CollectionPaneState extends State<CollectionPane> {
           const SizedBox(
             height: 8,
           ),
-          Expanded(
+          const Expanded(
             child: SingleChildScrollView(
-              child: RequestList(l: len),
+              child: RequestList(),
             ),
           ),
         ],
@@ -51,21 +55,16 @@ class _CollectionPaneState extends State<CollectionPane> {
   }
 }
 
-class RequestList extends StatefulWidget {
+class RequestList extends ConsumerStatefulWidget {
   const RequestList({
     Key? key,
-    required this.l,
   }) : super(key: key);
 
-  final int l;
-
   @override
-  State<RequestList> createState() => _RequestListState();
+  ConsumerState<RequestList> createState() => _RequestListState();
 }
 
-class _RequestListState extends State<RequestList> {
+class _RequestListState extends ConsumerState<RequestList> {
-  List<String> requestItems = [];
-
   @override
   void initState() {
     super.initState();
@@ -73,9 +72,7 @@ class _RequestListState extends State<RequestList> {
 
   @override
   Widget build(BuildContext context) {
-    if (requestItems.length != widget.l) {
+    final requestItems = ref.watch(collectionStateNotifierProvider);
-      requestItems = List.generate(widget.l, (index) => "request${index + 1}");
-    }
     return ReorderableListView.builder(
       buildDefaultDragHandles: false,
       shrinkWrap: true,
@@ -85,19 +82,17 @@ class _RequestListState extends State<RequestList> {
           newIndex -= 1;
         }
         if (oldIndex != newIndex) {
-          var t = requestItems[oldIndex];
+          ref
-          requestItems[oldIndex] = requestItems[newIndex];
+              .read(collectionStateNotifierProvider.notifier)
-          requestItems[newIndex] = t;
+              .reorder(oldIndex, newIndex);
-          setState(() {
-            requestItems = [...requestItems];
-          });
         }
       },
       itemBuilder: (context, index) {
         return ReorderableDragStartListener(
-          key: Key(requestItems[index]),
+          key: Key(requestItems[index].id),
           index: index,
-          child: RequestItem(id: requestItems[index]),
+          child: RequestItem(
+              id: requestItems[index].id, requestModel: requestItems[index]),
         );
       },
     );
@@ -106,19 +101,21 @@ class _RequestListState extends State<RequestList> {
 
 enum RequestItemMenuOption { delete, duplicate }
 
-class RequestItem extends StatefulWidget {
+class RequestItem extends ConsumerStatefulWidget {
   const RequestItem({
     required this.id,
+    required this.requestModel,
     Key? key,
   }) : super(key: key);
 
   final String id;
+  final RequestModel requestModel;
 
   @override
-  State<RequestItem> createState() => _RequestItemState();
+  ConsumerState<RequestItem> createState() => _RequestItemState();
 }
 
-class _RequestItemState extends State<RequestItem> {
+class _RequestItemState extends ConsumerState<RequestItem> {
   late Color _color;
 
   @override
@@ -129,17 +126,23 @@ class _RequestItemState extends State<RequestItem> {
 
   @override
   Widget build(BuildContext context) {
+    final activeRequest = ref.watch(activeItemIdStateProvider);
+    bool isActiveId = activeRequest == widget.id;
     return Material(
       borderRadius: BorderRadius.circular(10.0),
-      elevation: 1,
+      elevation: isActiveId ? 2 : 0,
-      color: Colors.grey.shade50,
+      color: isActiveId ? Colors.grey.shade300 : _color,
       child: InkWell(
         borderRadius: BorderRadius.circular(10.0),
-        onTap: () {},
+        onTap: () {
+          ref
+              .read(activeItemIdStateProvider.notifier)
+              .update((state) => widget.id);
+        },
         child: Padding(
           padding: EdgeInsets.only(
             left: 10,
-            right: 0,
+            right: isActiveId ? 0 : 20,
             top: 5,
             bottom: 5,
           ),
@@ -147,30 +150,50 @@ class _RequestItemState extends State<RequestItem> {
             height: 22,
             child: Row(
               children: [
-                MethodBox(),
+                MethodBox(method: widget.requestModel.method),
                 const SizedBox(
                   width: 5,
                 ),
                 Expanded(
                   child: Text(
-                    widget.id,
+                    widget.requestModel.id,
+                    softWrap: false,
+                    overflow: TextOverflow.fade,
                   ),
                 ),
-                PopupMenuButton<RequestItemMenuOption>(
+                Visibility(
-                  padding: EdgeInsets.zero,
+                  visible: isActiveId,
-                  splashRadius: 14,
+                  child: PopupMenuButton<RequestItemMenuOption>(
-                  iconSize: 14,
+                    padding: EdgeInsets.zero,
-                  itemBuilder: (BuildContext context) =>
+                    splashRadius: 14,
-                      <PopupMenuEntry<RequestItemMenuOption>>[
+                    iconSize: 14,
-                    const PopupMenuItem<RequestItemMenuOption>(
+                    onSelected: (RequestItemMenuOption item) {
-                      value: RequestItemMenuOption.delete,
+                      if (item == RequestItemMenuOption.delete) {
-                      child: Text('Delete'),
+                        ref
-                    ),
+                            .read(activeItemIdStateProvider.notifier)
-                    const PopupMenuItem<RequestItemMenuOption>(
+                            .update((state) => null);
-                      value: RequestItemMenuOption.duplicate,
+                        ref
-                      child: Text('Duplicate'),
+                            .read(collectionStateNotifierProvider.notifier)
-                    ),
+                            .remove(widget.id);
-                  ],
+                      }
+                      if (item == RequestItemMenuOption.duplicate) {
+                        ref
+                            .read(collectionStateNotifierProvider.notifier)
+                            .duplicate(widget.id);
+                      }
+                    },
+                    itemBuilder: (BuildContext context) =>
+                        <PopupMenuEntry<RequestItemMenuOption>>[
+                      const PopupMenuItem<RequestItemMenuOption>(
+                        value: RequestItemMenuOption.delete,
+                        child: Text('Delete'),
+                      ),
+                      const PopupMenuItem<RequestItemMenuOption>(
+                        value: RequestItemMenuOption.duplicate,
+                        child: Text('Duplicate'),
+                      ),
+                    ],
+                  ),
                 ),
               ],
             ),
@@ -182,11 +205,15 @@ class _RequestItemState extends State<RequestItem> {
 }
 
 class MethodBox extends StatelessWidget {
-  const MethodBox({super.key});
+  const MethodBox({super.key, required this.method});
+  final HTTPVerb method;
 
   @override
   Widget build(BuildContext context) {
-    String text = "get".toUpperCase();
+    String text = method.name.toUpperCase();
+    if (method == HTTPVerb.delete) {
+      text = "DEL";
+    }
     return SizedBox(
       width: 25,
       child: Text(

lib/components/components.dart

@@ -1 +1,2 @@
+export 'editor_pane.dart';
 export 'collection_pane.dart';

lib/components/editor_pane.dart

@@ -0,0 +1,36 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../providers/providers.dart';
+
+class RequestEditorPane extends ConsumerStatefulWidget {
+  const RequestEditorPane({
+    Key? key,
+  }) : super(key: key);
+
+  @override
+  ConsumerState<RequestEditorPane> createState() => _RequestEditorPaneState();
+}
+
+class _RequestEditorPaneState extends ConsumerState<RequestEditorPane> {
+  @override
+  void initState() {
+    super.initState();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final activeId = ref.watch(activeItemIdStateProvider);
+    if (activeId == null) {
+      return Text("Select One");
+    } else {
+      return Padding(
+        padding: const EdgeInsets.all(8),
+        child: Column(
+          children: [
+            Container(),
+          ],
+        ),
+      );
+    }
+  }
+}

lib/consts.dart

@@ -0,0 +1,3 @@
+enum HTTPVerb { get, head, post, put, patch, delete }
+
+const DEFAULT_METHOD = HTTPVerb.get;

lib/main.dart

@@ -1,14 +1,20 @@
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:desktop_window/desktop_window.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'screens/screens.dart';
 
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
-  Size size = await DesktopWindow.getWindowSize();
+  if (!kIsWeb) {
-  print(size);
+    await DesktopWindow.setWindowSize(Size(1400, 800));
-  await DesktopWindow.setWindowSize(Size(1400, 800));
+    await DesktopWindow.setMinWindowSize(Size(1200, 800));
-  await DesktopWindow.setMinWindowSize(Size(1200, 800));
+  }
-  runApp(App());
+  runApp(
+    const ProviderScope(
+      child: App(),
+    ),
+  );
 }
 
 class App extends StatelessWidget {

lib/models/models.dart

@@ -0,0 +1,46 @@
+import 'package:flutter/material.dart';
+import '../consts.dart';
+
+@immutable
+class RequestModel {
+  const RequestModel({
+    required this.id,
+    this.method = DEFAULT_METHOD,
+    this.url = "",
+  });
+
+  final String id;
+  final HTTPVerb method;
+  final String url;
+
+  RequestModel duplicate({
+    required String id,
+  }) {
+    return RequestModel(
+      id: id,
+      method: method,
+      url: url,
+    );
+  }
+
+  RequestModel copyWith({
+    String? id,
+    HTTPVerb? method,
+    String? url,
+  }) {
+    return RequestModel(
+      id: id ?? this.id,
+      method: method ?? this.method,
+      url: url ?? this.url,
+    );
+  }
+
+  @override
+  String toString() {
+    return [
+      id,
+      method.name,
+      "URL: $url",
+    ].join("\n");
+  }
+}

lib/providers/providers.dart

@@ -0,0 +1,74 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:uuid/uuid.dart';
+import '../models/models.dart';
+import '../consts.dart';
+
+const _uuid = Uuid();
+
+final activeItemIdStateProvider = StateProvider<String?>((ref) => null);
+
+final StateNotifierProvider<CollectionStateNotifier, List<RequestModel>>
+    collectionStateNotifierProvider =
+    StateNotifierProvider((ref) => CollectionStateNotifier());
+
+class CollectionStateNotifier extends StateNotifier<List<RequestModel>> {
+  CollectionStateNotifier()
+      : super([
+          RequestModel(
+            id: _uuid.v1(),
+          ),
+        ]);
+
+  int idxOfId(String id) => state.indexWhere((element) => element.id == id);
+
+  RequestModel getRequestModel(String id) {
+    final idx = idxOfId(id);
+    return state[idx];
+  }
+
+  String add() {
+    final newRequestModel = RequestModel(
+      id: _uuid.v1(),
+    );
+    state = [newRequestModel, ...state];
+    return newRequestModel.id;
+  }
+
+  void reorder(int oldIdx, int newIdx) {
+    final item = state.removeAt(oldIdx);
+    state.insert(newIdx, item);
+  }
+
+  void remove(String id) {
+    state = [
+      for (final model in state)
+        if (model.id != id) model,
+    ];
+  }
+
+  void duplicate(String id) {
+    final idx = idxOfId(id);
+    final newModel = state[idx].duplicate(
+      id: _uuid.v1(),
+    );
+    state = [...state.sublist(0, idx + 1), newModel, ...state.sublist(idx + 1)];
+  }
+
+  void update(
+    String id, {
+    HTTPVerb? method,
+    String? url,
+    int? requestTabIndex,
+    dynamic requestBody,
+    int? responseStatus,
+    Map<String, String>? responseHeaders,
+    String? responseBody,
+  }) {
+    final idx = idxOfId(id);
+    final newModel = state[idx].copyWith(
+      method: method,
+      url: url,
+    );
+    state = [...state.sublist(0, idx), newModel, ...state.sublist(idx + 1)];
+  }
+}

lib/screens/home_page.dart

@@ -0,0 +1,59 @@
+import 'package:flutter/material.dart';
+import 'package:multi_split_view/multi_split_view.dart';
+import '../components/components.dart';
+
+class HomePage extends StatefulWidget {
+  const HomePage({Key? key}) : super(key: key);
+
+  @override
+  HomePageState createState() => HomePageState();
+}
+
+class HomePageState extends State<HomePage> {
+  final MultiSplitViewController _controller = MultiSplitViewController(
+    areas: [
+      Area(size: 300, minimalSize: 200),
+      Area(minimalWeight: 0.7),
+    ],
+  );
+
+  @override
+  void initState() {
+    super.initState();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: Column(
+        children: [
+          Expanded(
+            child: MultiSplitViewTheme(
+              data: MultiSplitViewThemeData(
+                dividerThickness: 4,
+                dividerPainter: DividerPainters.background(
+                  color: Colors.grey.shade200,
+                  highlightedColor: Colors.grey.shade400,
+                  animationEnabled: false,
+                ),
+              ),
+              child: MultiSplitView(
+                controller: _controller,
+                children: const [
+                  CollectionPane(),
+                  RequestEditorPane(),
+                ],
+              ),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+
+  @override
+  void dispose() {
+    _controller.dispose();
+    super.dispose();
+  }
+}

lib/screens/screens.dart

@@ -1,60 +1 @@
-import 'package:flutter/material.dart';
+export "home_page.dart";
-import 'package:multi_split_view/multi_split_view.dart';
-import '../components/components.dart';
-
-class HomePage extends StatefulWidget {
-  const HomePage({Key? key}) : super(key: key);
-
-  @override
-  HomePageState createState() => HomePageState();
-}
-
-class HomePageState extends State<HomePage> {
-  final MultiSplitViewController _controller = MultiSplitViewController(
-    areas: [
-      Area(size: 300, minimalSize: 200),
-      Area(minimalWeight: 0.7),
-    ],
-  );
-
-  @override
-  void initState() {
-    super.initState();
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      // appBar: AppBar(title: const Text('Multi Split View Example')),
-      body: Column(
-        children: [
-          Expanded(
-            child: MultiSplitViewTheme(
-              data: MultiSplitViewThemeData(
-                dividerThickness: 4,
-                dividerPainter: DividerPainters.background(
-                  color: Colors.grey.shade200,
-                  highlightedColor: Colors.grey.shade400,
-                  animationEnabled: false,
-                ),
-              ),
-              child: MultiSplitView(
-                controller: _controller,
-                children: [
-                  CollectionPane(),
-                  Container(),
-                ],
-              ),
-            ),
-          ),
-        ],
-      ),
-    );
-  }
-
-  @override
-  void dispose() {
-    _controller.dispose();
-    super.dispose();
-  }
-}

pubspec.lock

@@ -41,6 +41,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.17.0"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      sha256: aa274aa7774f8964e4f4f38cc994db7b6158dd36e9187aaceaddc994b35c6c67
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.2"
   desktop_window:
     dependency: "direct main"
     description:
@@ -70,6 +78,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.0.1"
+  flutter_riverpod:
+    dependency: "direct main"
+    description:
+      name: flutter_riverpod
+      sha256: "40c0d7d03ccd24fa32ea08dcfc4df9bb92c4c26c9a91938945da3be10ed8ca83"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -131,6 +147,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.8.2"
+  riverpod:
+    dependency: transitive
+    description:
+      name: riverpod
+      sha256: c5aea6c3fed340707f013a023a37ab388bf45611a8a4f7e76b5e9007eb76cd25
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -152,6 +176,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.11.0"
+  state_notifier:
+    dependency: transitive
+    description:
+      name: state_notifier
+      sha256: "8fe42610f179b843b12371e40db58c9444f8757f8b69d181c97e50787caed289"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.7.2+1"
   stream_channel:
     dependency: transitive
     description:
@@ -184,6 +216,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.4.16"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      sha256: "26f87ade979c47a150c9eaab93ccd2bebe70a27dc0b4b29517f2904f04eb11a5"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.1"
+  uuid:
+    dependency: "direct main"
+    description:
+      name: uuid
+      sha256: "648e103079f7c64a36dc7d39369cabb358d377078a051d6ae2ad3aa539519313"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.7"
   vector_math:
     dependency: transitive
     description:
@@ -194,4 +242,4 @@ packages:
     version: "2.1.4"
 sdks:
   dart: ">=2.19.2 <3.0.0"
-  flutter: ">=1.20.0"
+  flutter: ">=3.0.0"

pubspec.yaml

@@ -11,7 +11,9 @@ dependencies:
     sdk: flutter
   multi_split_view: ^2.4.0
   desktop_window: ^0.4.0
-  
+  flutter_riverpod: ^2.1.3
+  uuid: ^3.0.7
+
 dev_dependencies:
   flutter_test:
     sdk: flutter