oc-search porting to flutter (missing compose + workflow editor)

lib/pages/catalog.dart

@@ -0,0 +1,40 @@
+import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
+import 'package:oc_front/models/search.dart';
+import 'package:oc_front/widgets/catalog.dart';
+import 'package:oc_front/pages/abstract_page.dart';
+import 'package:oc_front/core/sections/header/search.dart';
+import 'package:oc_front/core/services/specialized_services/search_service.dart';
+
+class CatalogFactory implements AbstractFactory {
+  static List<AbstractItem> items = [];
+  static GlobalKey<CatalogPageWidgetState> key = GlobalKey<CatalogPageWidgetState>();
+  @override bool searchFill() {  return CatalogFactory.items.isEmpty; }
+  @override Widget factory(GoRouterState state, List<String> args) { return CatalogPageWidget(); }
+  @override void search(BuildContext context) {
+    CatalogFactory.key.currentState?.widget.search.get(context, SearchConstants.get()!).then((value) {
+      if (value.data == null) { return; }
+      CatalogFactory.items = [
+        ...value.data!.computing, ...value.data!.data, ...value.data!.storage, ...value.data!.datacenter,];
+      searchWidgetKey.currentState?.setState(() {});
+      CatalogFactory.key.currentState?.setState(() {});
+    });
+  }
+}
+
+class CatalogPageWidget extends StatefulWidget {
+  final SearchService search = SearchService();
+  CatalogPageWidget (): super(key: CatalogFactory.key);
+  @override CatalogPageWidgetState createState() => CatalogPageWidgetState();
+}
+class CatalogPageWidgetState extends State<CatalogPageWidget> {  
+  @override Widget build(BuildContext context) {
+    return Column( children : [
+        SizedBox( 
+        width: MediaQuery.of(context).size.width,
+          height: CatalogFactory.items.isEmpty ? 0 :  MediaQuery.of(context).size.height - 200,
+        child: CatalogWidget(items: CatalogFactory.items) )
+      ]
+    );
+  }
+}