113 lines
3.0 KiB
Dart
113 lines
3.0 KiB
Dart
import 'package:filesize/filesize.dart';
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import 'package:flutter/material.dart';
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import 'cached_image.dart';
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import '../api/download.dart';
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class DownloadTile extends StatelessWidget {
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final Download download;
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DownloadTile(this.download);
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String get subtitle {
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switch (download.state) {
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case DownloadState.NONE: return '';
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case DownloadState.DOWNLOADING:
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return '${filesize(download.received)} / ${filesize(download.total)}';
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case DownloadState.POST:
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return 'Post processing...';
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case DownloadState.DONE:
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return 'Done'; //Shouldn't be visible
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}
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return '';
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}
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Widget get progressBar {
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switch (download.state) {
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case DownloadState.DOWNLOADING:
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return LinearProgressIndicator(value: download.received / download.total);
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case DownloadState.POST:
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return LinearProgressIndicator();
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default:
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return Container(height: 0, width: 0,);
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}
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}
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Widget get trailing {
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if (download.private) {
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return Icon(Icons.offline_pin);
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}
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return Icon(Icons.sd_card);
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}
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@override
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Widget build(BuildContext context) {
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return Column(
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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ListTile(
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title: Text(download.track.title),
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subtitle: Text(subtitle),
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leading: CachedImage(
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url: download.track.albumArt.thumb,
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),
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trailing: trailing,
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),
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progressBar
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],
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);
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}
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}
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class DownloadsScreen extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: Text('Downloads'),
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),
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body: ListView(
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children: <Widget>[
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StreamBuilder(
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stream: Stream.periodic(Duration(milliseconds: 500)), //Periodic to get current download progress
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builder: (BuildContext context, AsyncSnapshot snapshot) {
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if (downloadManager.queue.length == 0)
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return Container(width: 0, height: 0,);
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return Column(
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children: List.generate(downloadManager.queue.length, (i) {
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return DownloadTile(downloadManager.queue[i]);
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})
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);
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},
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),
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FutureBuilder(
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future: downloadManager.getFinishedDownloads(),
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builder: (context, snapshot) {
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if (!snapshot.hasData || snapshot.data.length == 0) return Container(height: 0, width: 0,);
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return Column(
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children: <Widget>[
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Divider(),
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Text(
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'History',
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style: TextStyle(
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fontSize: 24.0,
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fontWeight: FontWeight.bold
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),
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),
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...List.generate(snapshot.data.length, (i) {
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Download d = snapshot.data[i];
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return DownloadTile(d);
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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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);
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}
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} |