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import 'dart:io';
import 'package:apk_update/utils/image_utils.dart';
import 'package:dio/dio.dart';
import 'package:flustars_flutter3/flustars_flutter3.dart';
import 'package:flutter/material.dart';
class UpdateDialog extends StatefulWidget {
final String? title; // 升级版本
final String? content; // 升级内容
final bool isUpdateMore; // 是否强升
final String? versionPath; // apk 路径
final Function()? jumpAppStore; // 跳转AppStore
final Function(String? path)? installApk; // 安装Apk
final Function()? downloadApkError; // 下载Apk错误
const UpdateDialog({
Key? key,
this.title,
this.content,
this.isUpdateMore = false,
this.versionPath,
this.jumpAppStore,
this.installApk,
this.downloadApkError,
}) : super(key: key);
@override
State<UpdateDialog> createState() => _UpdateDialogState();
}
class _UpdateDialogState extends State<UpdateDialog> {
final CancelToken _cancelToken = CancelToken();
bool _isDownload = false;
double _value = 0;
@override
void dispose() {
if (!_cancelToken.isCancelled && _value != 1) {
_cancelToken.cancel();
}
super.dispose();
}
@override
Widget build(BuildContext context) {
return WillPopScope(
onWillPop: () => Future.value(false), //使用false禁止返回键返回，达到强制升级目的
child: Scaffold(
resizeToAvoidBottomInset: false,
backgroundColor: Colors.transparent,
body: Center(
child: Container(
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(8.0),
),
width: 280.0,
child: Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
// 顶部图片
_topImage(),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 15.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 标题
_content(title: widget.title, content: widget.content),
_isDownload
// 下载进度
? LinearProgressIndicator(
backgroundColor: const Color(0xFFF2F3F3),
value: _value,
)
// 按钮
: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
Offstage(
offstage: widget.isUpdateMore,
child: _btn(
title: '残忍拒绝',
textColor: Theme.of(context).primaryColor,
bgColor: Colors.transparent,
onTap: () => Navigator.pop(context),
),
),
_btn(
title: '立即更新',
onTap: () {
if (Platform.isIOS) {
Navigator.pop(context);
widget.jumpAppStore?.call();
} else {
setState(() {
_isDownload = true;
});
_download();
}
},
)
],
),
const SizedBox(height: 15.0),
],
),
),
],
),
),
),
),
);
}
/// 顶部图片
Widget _topImage() => Container(
height: 140.0,
width: 280.0,
decoration: BoxDecoration(
borderRadius: const BorderRadius.only(
topLeft: Radius.circular(8.0),
topRight: Radius.circular(8.0),
),
image: DecorationImage(
image: ImageUtils.getAssetImage('update_head'),
fit: BoxFit.cover,
),
),
);
/// 标题、内容
Widget _content({String? title, String? content}) => Column(
children: [
const SizedBox(height: 15.0),
// 标题
Text(
title ?? "",
style: const TextStyle(
fontSize: 15.0,
color: Color(0xFF333C4C),
),
),
const SizedBox(height: 5.0),
// 内容
Text(
content ?? "",
style: const TextStyle(fontSize: 15.0, color: Color(0xFF4E5969)),
),
const SizedBox(height: 15.0),
],
);
/// 按钮
Widget _btn({
String? title,
GestureTapCallback? onTap,
Color? textColor,
Color? bgColor,
}) =>
InkWell(
onTap: onTap,
child: Container(
width: 110.0,
constraints: const BoxConstraints(minHeight: 36.0),
alignment: Alignment.center,
decoration: BoxDecoration(
color: bgColor ?? Theme.of(context).primaryColor,
borderRadius: BorderRadius.circular(20.0),
border: Border.all(color: Theme.of(context).primaryColor),
),
child: Text(
title ?? "",
style: TextStyle(fontSize: 15.0, color: textColor ?? Colors.white),
),
),
);
///下载apk
Future<void> _download() async {
try {
setInitDir(initStorageDir: true);
await DirectoryUtil.getInstance();
DirectoryUtil.createStorageDirSync(category: 'Download');
String path = DirectoryUtil.getStoragePath(
fileName: 'clx_update', category: 'Download', format: 'apk')!;
File file = File(path);
debugPrint("===== Apk下载路径：$path");
/// 链接可能会失效
await Dio().download(
widget.versionPath!,
file.path,
cancelToken: _cancelToken,
onReceiveProgress: (int count, int total) {
if (total != -1) {
_value = count / total;
setState(() {});
if (count == total) {
debugPrint("===== Apk下载完成");
Navigator.pop(context);
widget.installApk?.call(path);
}
}
},
);
} catch (e) {
widget.downloadApkError?.call();
debugPrint("===== Apk下载错误: $e");
setState(() {
_isDownload = false;
});
}
}
}