From a03ad1283792e566b11a95b880c0af57a2fe8956 Mon Sep 17 00:00:00 2001
From: wgh19 <nyne19710@proton.me>
Date: Thu, 13 Jun 2024 23:01:01 +0800
Subject: [PATCH] check update

---
 assets/tr.json               | 14 ++++++--
 lib/appdata.dart             |  1 +
 lib/main.dart                |  2 ++
 lib/pages/settings_page.dart | 11 +++++++
 lib/utils/update.dart        | 63 ++++++++++++++++++++++++++++++++++++
 5 files changed, 89 insertions(+), 2 deletions(-)
 create mode 100644 lib/utils/update.dart

diff --git a/assets/tr.json b/assets/tr.json
index 9dc809b..4e5bdd9 100644
--- a/assets/tr.json
+++ b/assets/tr.json
@@ -174,7 +174,12 @@
         "External browser": "外部浏览器",
         "Show comments": "显示评论",
         "Show original image": "显示原图",
-        "Illustrations": "插画"
+        "Illustrations": "插画",
+        "New version available": "新版本可用",
+        "A new version of Pixes is available. Do you want to update now?" : "Pixes有新版本可用. 您要立即更新吗?",
+        "Update": "更新",
+        "Check for updates": "检查更新",
+        "Check for updates on startup": "启动时检查更新"
     },
     "zh_TW": {
         "Search": "搜索",
@@ -351,6 +356,11 @@
         "External browser": "外部瀏覽器",
         "Show comments": "顯示評論",
         "Show original image": "顯示原圖",
-        "Illustrations": "插畫"
+        "Illustrations": "插畫",
+        "New version available": "新版本可用",
+        "A new version of Pixes is available. Do you want to update now?" : "Pixes有新版本可用. 您要立即更新嗎?",
+        "Update": "更新",
+        "Check for updates": "檢查更新",
+        "Check for updates on startup": "啟動時檢查更新"
     }
 }
\ No newline at end of file
diff --git a/lib/appdata.dart b/lib/appdata.dart
index 3981ad6..b7cc2fd 100644
--- a/lib/appdata.dart
+++ b/lib/appdata.dart
@@ -36,6 +36,7 @@ class _Appdata {
       LogicalKeyboardKey.keyG.keyId,
     ],
     "showOriginalImage": false,
+    "checkUpdate": true,
   };
 
   bool lock = false;
diff --git a/lib/main.dart b/lib/main.dart
index 2698843..7d8d4bb 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -19,11 +19,13 @@ import "package:pixes/pages/main_page.dart";
 import "package:pixes/utils/app_links.dart";
 import "package:pixes/utils/loop.dart";
 import "package:pixes/utils/translation.dart";
+import "package:pixes/utils/update.dart";
 import "package:pixes/utils/window.dart";
 import "package:window_manager/window_manager.dart";
 
 void main() {
   runZonedGuarded(() async {
+    Future.delayed(const Duration(seconds: 3), checkUpdate);
     WidgetsFlutterBinding.ensureInitialized();
     FlutterError.onError = (details) {
       Log.error("Unhandled", "${details.exception}\n${details.stack}");
diff --git a/lib/pages/settings_page.dart b/lib/pages/settings_page.dart
index cc65e49..8fab479 100644
--- a/lib/pages/settings_page.dart
+++ b/lib/pages/settings_page.dart
@@ -12,6 +12,7 @@ import 'package:pixes/foundation/app.dart';
 import 'package:pixes/pages/main_page.dart';
 import 'package:pixes/utils/io.dart';
 import 'package:pixes/utils/translation.dart';
+import 'package:pixes/utils/update.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 
 import 'logs.dart';
@@ -182,6 +183,16 @@ class _SettingsPageState extends State<SettingsPage> {
       child: Column(
         children: [
           buildItem(title: "Version", subtitle: App.version),
+          buildItem(
+              title: "Check for updates on startup".tl,
+              action: ToggleSwitch(
+                  checked: appdata.settings["checkUpdate"],
+                  onChanged: (value) {
+                    setState(() {
+                      appdata.settings["checkUpdate"] = value;
+                    });
+                    appdata.writeData();
+                  })),
           buildItem(
               title: "Github",
               action: IconButton(
diff --git a/lib/utils/update.dart b/lib/utils/update.dart
new file mode 100644
index 0000000..0a936d3
--- /dev/null
+++ b/lib/utils/update.dart
@@ -0,0 +1,63 @@
+import 'package:fluent_ui/fluent_ui.dart';
+import 'package:pixes/appdata.dart';
+import 'package:pixes/foundation/app.dart';
+import 'package:pixes/network/app_dio.dart';
+import 'package:pixes/utils/translation.dart';
+import 'package:url_launcher/url_launcher_string.dart';
+
+Future<String> getLatestVersion() async {
+  var dio = AppDio();
+  var res = await dio
+      .get("https://api.github.com/repos/wgh136/pixes/releases/latest");
+  return (res.data["tag_name"] as String).replaceFirst("v", "");
+}
+
+/// Compare two versions.
+/// Return `true` if `a` is greater than `b`.
+bool compareVersion(String a, String b) {
+  var aList = a.split(".").map(int.parse).toList();
+  var bList = b.split(".").map(int.parse).toList();
+  for (var i = 0; i < aList.length; i++) {
+    if (aList[i] > bList[i]) {
+      return true;
+    } else if (aList[i] < bList[i]) {
+      return false;
+    }
+  }
+  return false;
+}
+
+Future<void> checkUpdate() async {
+  if (appdata.account == null) return;
+  try {
+    var latestVersion = await getLatestVersion();
+    if (compareVersion(latestVersion, App.version)) {
+      showDialog(
+          context: App.rootNavigatorKey.currentContext!,
+          builder: (context) => ContentDialog(
+                title: Text("New version available".tl),
+                content: Text(
+                  "A new version of Pixes is available. Do you want to update now?"
+                      .tl,
+                ),
+                actions: [
+                  Button(
+                    child: Text("Cancel".tl),
+                    onPressed: () {
+                      Navigator.of(context).pop();
+                    },
+                  ),
+                  FilledButton(
+                      child: Text("Update".tl),
+                      onPressed: () {
+                        Navigator.of(context).pop();
+                        launchUrlString(
+                            "https://github.com/wgh136/pixes/releases/latest");
+                      })
+                ],
+              ));
+    }
+  } catch (e) {
+    // ignore
+  }
+}