From baf26d0ec9729d27fca552fbe8ee3d90b84802ae Mon Sep 17 00:00:00 2001
From: Henry-Hiles <henry@henryhiles.com>
Date: Thu, 8 Jan 2026 20:11:10 -0500
Subject: [PATCH] Add maximize support and some other stuff

---
 lib/main.dart                              | 10 ++++-
 lib/widgets/appbar.dart                    | 52 ++++++++++++++++------
 lib/widgets/chat_page/chat_box.dart        |  1 +
 lib/widgets/chat_page/mention_overlay.dart |  2 +
 4 files changed, 50 insertions(+), 15 deletions(-)

diff --git a/lib/main.dart b/lib/main.dart
index bf65f75..9e829a7 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -1,3 +1,5 @@
+import "dart:io";
+
 import "package:flutter/foundation.dart";
 import "package:flutter_riverpod/flutter_riverpod.dart";
 import "package:nexus/controllers/client_controller.dart";
@@ -58,11 +60,15 @@ void main() async {
     WindowOptions(titleBarStyle: TitleBarStyle.hidden),
   );
 
+  if (Platform.isLinux) {
+    setWindowMinSize(const Size.square(500));
+  } else {
+    await windowManager.setMinimumSize(Size.square(500));
+  }
+
   FlutterError.onError = (FlutterErrorDetails details) =>
       showError(details.exception.toString(), details.stack);
 
-  setWindowMinSize(const Size.square(500));
-
   runApp(
     ProviderScope(
       observers: [
diff --git a/lib/widgets/appbar.dart b/lib/widgets/appbar.dart
index 3ecaa1d..3d9315e 100644
--- a/lib/widgets/appbar.dart
+++ b/lib/widgets/appbar.dart
@@ -1,5 +1,7 @@
 import "dart:io";
+import "dart:ui";
 import "package:flutter/material.dart";
+import "package:window_manager/window_manager.dart";
 
 class Appbar extends StatelessWidget implements PreferredSizeWidget {
   final Widget? leading;
@@ -7,6 +9,7 @@ class Appbar extends StatelessWidget implements PreferredSizeWidget {
   final Color? backgroundColor;
   final double? scrolledUnderElevation;
   final List<Widget> actions;
+
   const Appbar({
     super.key,
     this.title,
@@ -17,19 +20,42 @@ class Appbar extends StatelessWidget implements PreferredSizeWidget {
   });
 
   @override
-  Size get preferredSize => AppBar().preferredSize;
+  Size get preferredSize => const Size.fromHeight(kToolbarHeight);
 
   @override
-  AppBar build(BuildContext context) => AppBar(
-    leading: leading,
-    backgroundColor: backgroundColor,
-    scrolledUnderElevation: scrolledUnderElevation,
-    actionsPadding: EdgeInsets.symmetric(horizontal: 8),
-    title: title,
-    actions: [
-      ...actions,
-      if (!(Platform.isAndroid || Platform.isIOS))
-        IconButton(onPressed: () => exit(0), icon: Icon(Icons.close)),
-    ],
-  );
+  Widget build(BuildContext context) {
+    Future<void> maximize() async {
+      final isMaximized = await windowManager.isMaximized();
+
+      if (isMaximized) {
+        return windowManager.unmaximize();
+      }
+
+      return windowManager.maximize();
+    }
+
+    return GestureDetector(
+      behavior: HitTestBehavior.translucent,
+      onDoubleTap: maximize,
+      onPanStart: (_) => windowManager.startDragging(),
+      child: AppBar(
+        leading: leading,
+        backgroundColor: backgroundColor,
+        scrolledUnderElevation: scrolledUnderElevation,
+        actionsPadding: const EdgeInsets.symmetric(horizontal: 8),
+        title: title,
+        actions: [
+          ...actions,
+          if (!(Platform.isAndroid || Platform.isIOS)) ...[
+            if (!Platform.isLinux)
+              IconButton(
+                onPressed: maximize,
+                icon: const Icon(Icons.fullscreen),
+              ),
+            IconButton(onPressed: () => exit(0), icon: const Icon(Icons.close)),
+          ],
+        ],
+      ),
+    );
+  }
 }
diff --git a/lib/widgets/chat_page/chat_box.dart b/lib/widgets/chat_page/chat_box.dart
index 23331af..3497ce9 100644
--- a/lib/widgets/chat_page/chat_box.dart
+++ b/lib/widgets/chat_page/chat_box.dart
@@ -45,6 +45,7 @@ class ChatBox extends HookConsumerWidget {
     }
 
     void send() {
+      if (controller.value.text.isEmpty) return;
       ref
           .watch(RoomChatController.provider(room).notifier)
           .send(
diff --git a/lib/widgets/chat_page/mention_overlay.dart b/lib/widgets/chat_page/mention_overlay.dart
index 6558a9d..8477f22 100644
--- a/lib/widgets/chat_page/mention_overlay.dart
+++ b/lib/widgets/chat_page/mention_overlay.dart
@@ -22,6 +22,8 @@ class MentionOverlay extends ConsumerWidget {
     super.key,
   });
 
+  // TODO: Don't embed mentions
+
   @override
   Widget build(BuildContext context, WidgetRef ref) => Padding(
     padding: EdgeInsets.all(8),