101 lines
2.8 KiB
Dart
101 lines
2.8 KiB
Dart
import 'package:fast_network_navigation/modules/landmark_card.dart';
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import 'package:fast_network_navigation/structs/landmark.dart';
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import 'package:fast_network_navigation/utils/get_landmarks.dart';
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import 'package:flutter/material.dart';
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class loadLandmarksOverview extends StatefulWidget {
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const loadLandmarksOverview({super.key});
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@override
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State<loadLandmarksOverview> createState() => _loadLandmarksOverviewState();
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}
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class _loadLandmarksOverviewState extends State<loadLandmarksOverview> {
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final Future<List<Landmark>> _landmarks = fetchLandmarks();
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@override
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Widget build(BuildContext context) {
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return DefaultTextStyle(
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style: Theme.of(context).textTheme.displayMedium!,
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textAlign: TextAlign.center,
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child: FutureBuilder<List<Landmark>>(
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future: _landmarks,
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builder: (BuildContext context, AsyncSnapshot<List<Landmark>> snapshot) {
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List<Widget> children;
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if (snapshot.hasData) {
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children = [landmarksWithSteps(snapshot.data!)];
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} else if (snapshot.hasError) {
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children = <Widget>[
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const Icon(
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Icons.error_outline,
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color: Colors.red,
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size: 60,
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),
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Padding(
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padding: const EdgeInsets.only(top: 16),
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child: Text('Error: ${snapshot.error}'),
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),
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];
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} else {
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children = [Center(child: CircularProgressIndicator())];
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}
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return Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: children,
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),
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);
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},
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),
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);
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}
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}
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Widget landmarksWithSteps(List<Landmark> landmarks) {
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List<Widget> children = [];
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for (Landmark landmark in landmarks) {
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children.add(LandmarkCard(landmark));
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children.add(stepBetweenLandmarks());
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}
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return Column(
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children: children.sublist(0, children.length - 1)
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);
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}
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Widget stepBetweenLandmarks() {
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// This is a simple widget that draws a line between landmark-cards
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// It's a vertical dotted line
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// Next to the line is the icon for the mode of transport (walking for now) and the estimated time
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// There is also a button to open the navigation instructions as a new intent
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return Row(
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children: [
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Container(
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width: 50,
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height: 50,
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decoration: BoxDecoration(
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border: Border(
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left: BorderSide(width: 1.0, color: Colors.black),
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),
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),
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child: Column(
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children: [
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Icon(Icons.directions_walk),
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Text("5 min", style: TextStyle(fontSize: 10)),
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],
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),
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),
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Spacer(),
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ElevatedButton(
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onPressed: () {
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// Open navigation instructions
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},
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child: Text("Navigate"),
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),
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],
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);
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} |