From d2f1340f75b88e61b5c21da97451c1afb78048dc Mon Sep 17 00:00:00 2001
From: WilsonLe <leanhminh2907@gmail.com>
Date: Tue, 15 Oct 2024 17:47:18 +1100
Subject: [PATCH] add rate limit, add already joined

---
 assets/l10n/intl_en.arb                      |  1 +
 lib/pangea/controllers/class_controller.dart | 15 +++++++++++++++
 lib/pangea/utils/space_code.dart             |  1 +
 3 files changed, 17 insertions(+)

diff --git a/assets/l10n/intl_en.arb b/assets/l10n/intl_en.arb
index 437b6d075..88e80bb44 100644
--- a/assets/l10n/intl_en.arb
+++ b/assets/l10n/intl_en.arb
@@ -4086,6 +4086,7 @@
     }
   },
   "roomCapacityExplanation": "{roomType} capacity limits the number of non-admins allowed in a room.",
+  "tooManyRequest": "Too many request, please try again later.",
   "@roomCapacityExplanation": {
     "type": "text",
     "placeholders": {
diff --git a/lib/pangea/controllers/class_controller.dart b/lib/pangea/controllers/class_controller.dart
index 5f290a8e8..afb60d8aa 100644
--- a/lib/pangea/controllers/class_controller.dart
+++ b/lib/pangea/controllers/class_controller.dart
@@ -78,6 +78,13 @@ class ClassController extends BaseController {
         },
         body: jsonEncode({'access_code': classCode}),
       );
+      if (knockResponse.statusCode == 429) {
+        SpaceCodeUtil.messageSnack(
+          context,
+          L10n.of(context)!.tooManyRequest,
+        );
+        return;
+      }
       if (knockResponse.statusCode != 200) {
         SpaceCodeUtil.messageSnack(
           context,
@@ -87,6 +94,14 @@ class ClassController extends BaseController {
       }
       final knockResult = jsonDecode(knockResponse.body);
       final foundClasses = List<String>.from(knockResult['rooms']);
+      final alreadyJoined = List<String>.from(knockResult['already_joined']);
+      if (alreadyJoined.isNotEmpty) {
+        SpaceCodeUtil.messageSnack(
+          context,
+          L10n.of(context)!.alreadyInClass,
+        );
+        return;
+      }
       if (foundClasses.isEmpty) {
         SpaceCodeUtil.messageSnack(
           context,
diff --git a/lib/pangea/utils/space_code.dart b/lib/pangea/utils/space_code.dart
index 946e4b1e3..0eaef5751 100644
--- a/lib/pangea/utils/space_code.dart
+++ b/lib/pangea/utils/space_code.dart
@@ -79,6 +79,7 @@ class SpaceCodeUtil {
       SnackBar(
         duration: const Duration(seconds: 10),
         content: Text(message),
+        showCloseIcon: true,
       ),
     );
   }