logic-circuits-simulator/lib/dialogs/new_project.dart

import 'package:flutter/material.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:logic_circuits_simulator/state/projects.dart';
import 'package:logic_circuits_simulator/utils/provider_hook.dart';

class NewProjectDialog extends HookWidget {
  const NewProjectDialog({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    final projectsState = useProvider<ProjectsState>();
    final newDialogNameController = useTextEditingController();
    useListenable(newDialogNameController);

    final newProjectAction = useMemoized(() {
      if (newDialogNameController.text.isEmpty) return null;
      return () {
        projectsState.newProject(newDialogNameController.text);
        Navigator.pop(context);
      };
    }, [newDialogNameController.text]); 

    return Dialog(
      child: SingleChildScrollView(
        child: Padding(
          padding: const EdgeInsets.all(8.0),
          child: IntrinsicWidth(
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.stretch,
              mainAxisSize: MainAxisSize.min,
              children: [
                Align(
                  alignment: Alignment.centerRight,
                  child: IconButton(
                    icon: const Icon(Icons.close),
                    tooltip: 'Close',
                    onPressed: () {
                      Navigator.of(context).pop();
                    },
                  ),
                ),
                Center(
                  child: Padding(
                    padding: const EdgeInsets.all(8.0),
                    child: OutlinedButton.icon(
                      onPressed: () {
                        // TODO: Implement project importing
                        ScaffoldMessenger.of(context).showSnackBar(const SnackBar(
                          content: Text('Import coming soon...'),
                        ));
                      },
                      icon: const Icon(Icons.download),
                      label: const Text('Import Project'),
                    ),
                  ),
                ),
                Row(
                  children: [
                    const Expanded(
                      child: Padding(
                        padding: EdgeInsets.all(8.0),
                        child: Divider(),
                      ),
                    ),
                    Padding(
                      padding: const EdgeInsets.symmetric(vertical: 8.0),
                      child: Text(
                        'OR',
                        style: Theme.of(context).textTheme.caption,
                      ),
                    ),
                    const Expanded(
                      child: Padding(
                        padding: EdgeInsets.all(8.0),
                        child: Divider(),
                      ),
                    ),
                  ],
                ),
                Padding(
                  padding: const EdgeInsets.all(8.0),
                  child: Text(
                    'New Project',
                    style: Theme.of(context).textTheme.headline6,
                    textAlign: TextAlign.center,
                  ),
                ),
                Padding(
                  padding: const EdgeInsets.all(8.0),
                  child: Container(
                    constraints: const BoxConstraints(minWidth: 300),
                    child: TextField(
                      controller: newDialogNameController,
                      decoration: InputDecoration(
                        border: const OutlineInputBorder(),
                        labelText: 'Project name',
                        suffixIcon: IconButton(
                          icon: const Icon(Icons.done),
                          onPressed: newProjectAction,
                        ),
                      ),
                      onSubmitted: newProjectAction == null ? null : (_) => newProjectAction(),
                    ),
                  ),
                ),
              ],
            ),
          ),
        ),
      ),
    );
  }
}