lunasea/lib/core/ui/scaffold.dart

import 'package:flutter/material.dart';
import 'package:lunasea/core.dart';

class LunaScaffold extends StatelessWidget {
    final GlobalKey<ScaffoldState> scaffoldKey;
    final PreferredSizeWidget appBar;
    final Widget body;
    final Widget drawer;
    final Widget bottomNavigationBar;
    final Widget floatingActionButton;
    final bool extendBody;
    final bool extendBodyBehindAppBar;
    /// Called when [LunaDatabaseValue.ENABLED_PROFILE] has changed. Triggered within the build function.
    final void Function(BuildContext) onProfileChange;

    LunaScaffold({
        Key key,
        @required this.scaffoldKey,
        this.appBar,
        this.body,
        this.drawer,
        this.bottomNavigationBar,
        this.floatingActionButton,
        this.extendBody = false,
        this.extendBodyBehindAppBar = false,
        this.onProfileChange,
    }) : super(key: key);

    @override
    Widget build(BuildContext context) {
        return LunaWillPopScope(
            scaffoldKey: scaffoldKey,
            child: ValueListenableBuilder(
                valueListenable: Database.lunaSeaBox.listenable(keys: [LunaDatabaseValue.ENABLED_PROFILE.key]),
                builder: (context, _, __) {
                    if(onProfileChange != null) onProfileChange(context);
                    return Scaffold(
                        key: scaffoldKey,
                        appBar: appBar,
                        body: body,
                        drawer: drawer,
                        bottomNavigationBar: bottomNavigationBar,
                        floatingActionButton: floatingActionButton,
                        extendBody: extendBody,
                        extendBodyBehindAppBar: extendBodyBehindAppBar,
                        onDrawerChanged: (_) => FocusManager.instance.primaryFocus?.unfocus(),
                    );
                }
            ),
        );
    }
}