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Functional program screen

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This implements playlist updates and skipping functionality and updates
the program screen accordingly.
This commit is contained in:
Elias Projahn 2020-04-22 10:01:50 +02:00
parent 5344f16f53
commit 4c0bcb9d26
2 changed files with 125 additions and 2 deletions
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48
musicus/lib/screens/program.dart
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@ -3,6 +3,7 @@ import 'dart:async';
import 'package:flutter/material.dart';
import '../backend.dart';
import '../music_library.dart';
import '../widgets/play_pause_button.dart';
class ProgramScreen extends StatefulWidget {
@ -45,6 +46,45 @@ class _ProgramScreenState extends State<ProgramScreen> {
),
title: Text('Program'),
),
body: StreamBuilder<List<InternalTrack>>(
stream: backend.player.playlist,
builder: (context, snapshot) {
final playlist = snapshot.data;
if (playlist != null && playlist.isNotEmpty) {
return StreamBuilder<int>(
stream: backend.player.currentTrack,
builder: (context, snapshot) {
if (snapshot.hasData) {
return ListView.builder(
itemCount: playlist.length,
itemBuilder: (context, index) {
final track = playlist[index];
return ListTile(
leading: index == snapshot.data
? const Icon(Icons.play_arrow)
: SizedBox(
width: 24.0,
height: 24.0,
),
title: Text(track.track.fileName),
onTap: () {
backend.player.skipTo(index);
},
);
},
);
} else {
return Container();
}
},
);
} else {
return Container();
}
},
),
bottomNavigationBar: BottomAppBar(
child: Column(
mainAxisSize: MainAxisSize.min,
@ -82,12 +122,16 @@ class _ProgramScreenState extends State<ProgramScreen> {
Spacer(),
IconButton(
icon: const Icon(Icons.skip_previous),
onPressed: () {},
onPressed: () {
backend.player.skipToPrevious();
},
),
PlayPauseButton(),
IconButton(
icon: const Icon(Icons.skip_next),
onPressed: () {},
onPressed: () {
backend.player.skipToNext();
},
),
Spacer(),
Padding(