oc-front/lib/pages/workflow.dart

import 'dart:convert';

import 'package:flutter/material.dart';
import 'package:flutter_flow_chart/flutter_flow_chart.dart';
import 'package:go_router/go_router.dart';
import 'package:oc_front/core/models/workspace_local.dart';
import 'package:oc_front/core/sections/header/header.dart';
import 'package:oc_front/core/services/specialized_services/workflow_service.dart';
import 'package:oc_front/models/response.dart';
import 'package:oc_front/models/search.dart';
import 'package:oc_front/pages/abstract_page.dart';
import 'package:oc_front/widgets/dialog/new_box.dart';
import 'package:oc_front/widgets/items/item_row.dart';

class WorkflowFactory implements AbstractFactory {
  static GlobalKey<WorkflowPageWidgetState> key = GlobalKey<WorkflowPageWidgetState>();
  @override bool searchFill() { return false; }
  @override Widget factory(GoRouterState state, List<String> args) { return WorkflowPageWidget(); }
  @override void search(BuildContext context) { }
}

class WorkflowPageWidget extends StatefulWidget {
  WorkflowPageWidget () : super(key: WorkflowFactory.key);
  @override WorkflowPageWidgetState createState() => WorkflowPageWidgetState();
  static void search(BuildContext context) { }
  static Widget factory() { return WorkflowPageWidget(); }
}
class WorkflowPageWidgetState extends State<WorkflowPageWidget> {
final WorflowService _service = WorflowService();
  Widget itemBuild(Object item) {
    var e = item as AbstractItem;
    return e.logo != null ? Image.memory(base64Decode(e.logo ?? ""), fit: BoxFit.fill) 
        : Image.network('https://get-picto.com/wp-content/uploads/2024/01/logo-instagram-png.webp', fit: BoxFit.fill);
  }
  Widget itemTooltipBuild(Object item) {
    var e = item as AbstractItem;
    return Container(color: Colors.white, child: ItemRowWidget(low: true, contextWidth: 300, item: e));
  }
  List<DropdownMenuItem> getItems(Object? data) {
    data = data as APIResponse<RawData>?;
    if (data != null && data.data != null && data.data!.values.isNotEmpty) {
      return (data.data!.values as List<dynamic>).map((dynamic value) {
                            return DropdownMenuItem<String>(
                              value: value.toString(),
                              child: Text(value.toString()),
                            );
                          }).toList();
    }
    return [];
  }
  Widget onDashboardAlertOpened(BuildContext context, Dashboard dash) {
    return NewBoxWidget<RawData>(service: _service, dash: dash, 
        getItems: getItems);
  }
  @override Widget build(BuildContext context) {
    var quart = MediaQuery.of(context).size.width / 6;
    return FlowChart<AbstractItem>(
                onDashboardAlertOpened: onDashboardAlertOpened,
                dashboard: Dashboard(
                  name: "workflow_${DateTime.now().toString().replaceAll(" ", "_").substring(0, DateTime.now().toString().length - 7)}"),
                itemWidget: itemBuild,
                categories: const ["computing", "data", "datacenter", "storage"],
                draggableItemBuilder: (cat) => WorkspaceLocal.byTopic(cat).toList(),
                itemWidgetTooltip: itemTooltipBuild,
                innerMenuWidth: quart > 80 ? quart : 80,
                width: MediaQuery.of(context).size.width,
                height: MediaQuery.of(context).size.height - HeaderConstants.height,
                onNewConnection: (p1, p2) { },
                onDashboardTapped: (context, position) { },
                onScaleUpdate: (newScale) { },
                onDashboardSecondaryTapped: (context, position) { },
                onDashboardLongTapped: (context, position) { },
                onDashboardSecondaryLongTapped: (context, position) { },
                onElementLongPressed: (context, position, element) { },
                onElementSecondaryLongTapped: (context, position, element) { },
                onElementPressed: (context, position, element) {  },
                onElementSecondaryTapped: (context, position, element) { },
                onHandlerPressed: (context, position, handler, element) { },
                onHandlerLongPressed: (context, position, handler, element) { },
                onPivotSecondaryPressed: (context, pivot) { },
    );
  }
}