120 lines
3.6 KiB
Dart
120 lines
3.6 KiB
Dart
import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:flutter_update_dialog/update_dialog.dart';
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import 'package:install_plugin/install_plugin.dart';
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import 'package:path_provider/path_provider.dart';
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import 'package:peach/R.dart';
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import 'package:peach/config/_.dart';
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import 'package:peach/entity/_.dart';
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import 'package:peach/http/Dio.dart';
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import 'package:peach/service/_.dart';
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/*
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* 检测新版本
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*/
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class CheckUpdate {
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// 保存升级弹窗
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UpdateDialog _dialog;
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double _progress = 0.0;
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File _apkFile;
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Future<bool> check(BuildContext context) async {
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// 检查版本
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UpdateVersionEntity res = await HomeService.update(params: {});
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// 如果需要升级
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if (int.parse(Config.packageInfo.buildNumber) < res.versionCode) {
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if (_dialog != null && _dialog.isShowing()) {
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return false;
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}
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// 升级的内容信息
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String updateContent = "";
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res.updateMsg.forEach((v) => updateContent = updateContent + "${v}\n");
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// 显示弹窗
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_dialog = UpdateDialog.showUpdate(context,
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title: "发现新版本v${res.version}，请升级！",
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updateContent: updateContent,
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width: 250,
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topImage: Image.asset(R.libStaticImgUpdateBgAppTopPng),
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themeColor: ColorConfig.ThemeColor,
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updateButtonText: '升级',
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isForce: true,
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onUpdate: () async {
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// 如果是android 那么下载app
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if (Config.isAndroid) {
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// 获取临时下载地址
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_apkFile = await getApkFileByUpdateEntity(res);
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await onUpdate(res);
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// 如果是ios 那么打开appstore
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} else {
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InstallPlugin.gotoAppStore(Config.iosDownApkUrl);
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}
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}
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);
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return true;
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} else {
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return false;
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}
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}
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// 下载文件，更新进度条
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Future<void> onUpdate(UpdateVersionEntity res) async {
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await HttpApi().downloadFile(
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res.downUrl, _apkFile.path,
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onReceiveProgress: (int count, int total) {
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_progress = count.toDouble() / total;
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if (_progress <= 1.0001) {
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_dialog.update(_progress);
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}
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}).then((value) {
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_dialog.dismiss();
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installAPP();
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}).catchError((value) {
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_dialog.dismiss();
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});
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}
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/// android 安装app
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void installAPP() async {
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String packageName = Config.packageInfo.packageName;
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InstallPlugin.installApk(_apkFile.path, packageName);
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}
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/// 根据更新信息获取apk安装文件
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Future<File> getApkFileByUpdateEntity(UpdateVersionEntity res) async {
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// 获取app文件名
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String appName = getApkNameByDownloadUrl(res.downUrl);
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// 获取下载的缓存路径
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String dirPath = await getDownloadDirPath();
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return File("$dirPath/${res.versionCode}/$appName");
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}
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///获取下载缓存路径
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Future<String> getDownloadDirPath() async {
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Directory directory = Config.isAndroid
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? await getExternalStorageDirectory()
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: await getApplicationDocumentsDirectory();
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return directory.path;
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}
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///根据下载地址获取文件名
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String getApkNameByDownloadUrl(String downloadUrl) {
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if (downloadUrl.isEmpty) {
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return "temp_${currentTimeMillis()}.apk";
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} else {
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String appName = downloadUrl.substring(downloadUrl.lastIndexOf("/") + 1);
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if (!appName.endsWith(".apk")) {
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appName = "temp_${currentTimeMillis()}.apk";
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}
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return appName;
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}
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}
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/// 返回随机文件名
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int currentTimeMillis() {
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return DateTime.now().millisecondsSinceEpoch;
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}
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}
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