fix error handling in models

lib/controllers/client_controller.dart

@@ -230,7 +230,7 @@ class ClientController extends AsyncNotifier<int> {
   Future<Paginate> paginate(PaginateRequest request) async =>
       Paginate.fromJson(await _sendCommand("paginate", request.toJson()));
 
-  Future<Profile> getProfile(String userId) async => Profile.fromJson({
+  Future<Profile> getProfile(String userId) async => Profile.fromJsonWithCatch({
     ...(await _sendCommand("get_profile", {"user_id": userId})),
     "id": userId,
   });

lib/models/content/content.dart

@@ -1,4 +1,3 @@
-import "package:collection/collection.dart";
 import "package:nexus/models/content/avatar.dart";
 import "package:nexus/models/content/canonical_alias.dart";
 import "package:nexus/models/content/create.dart";
@@ -15,16 +14,21 @@ import "package:nexus/models/content/server_acl.dart";
 import "package:nexus/models/content/topic.dart";
 
 class Content {
-  Content();
+  final String? parseError;
+  Content({this.parseError});
 
   factory Content.fromJson(Map<String, dynamic> json) => Content();
   Map<String, dynamic> toJson() => {};
 
-  static Content fromEventJson(Map<String, dynamic> eventJson, String type) =>
-      (EventType.values
-          .firstWhereOrNull((eventType) => eventType.type == type)
-          ?.contentFromJson ??
-      Content.fromJson)(eventJson);
+  static Content fromEventJson(Map<String, dynamic> eventJson, String type) {
+    try {
+      return EventType.values
+          .firstWhere((eventType) => eventType.type == type)
+          .contentFromJson(eventJson);
+    } catch (error) {
+      return Content(parseError: error.toString());
+    }
+  }
 }
 
 enum EventType {

lib/models/event.dart

@@ -8,7 +8,7 @@ part "event.g.dart";
 
 Profile? pmpFromJson(Map<String, dynamic>? json) {
   final pmp = json?["content"]?["com.beeper.per_message_profile"];
-  return pmp == null ? null : Profile.fromJson(pmp);
+  return pmp == null ? null : Profile.fromJsonWithCatch(pmp);
 }
 
 @freezed

lib/models/profile.dart

@@ -13,6 +13,7 @@ Object? readTimezone(Map<dynamic, dynamic> map, _) =>
 abstract class Profile with _$Profile {
   const factory Profile({
     required String id,
+    String? parseError,
     Uri? avatarUrl,
     @JsonKey(name: "displayname") String? displayName,
 
@@ -23,8 +24,16 @@ abstract class Profile with _$Profile {
     IList<Pronoun> pronouns,
   }) = _Profile;
 
-  factory Profile.fromJson(Map<String, Object?> json) =>
+  factory Profile.fromJson(Map<String, dynamic> json) =>
       _$ProfileFromJson(json);
+
+  factory Profile.fromJsonWithCatch(Map<String, dynamic> json) {
+    try {
+      return Profile.fromJson(json);
+    } catch (error) {
+      return Profile(id: json["id"], parseError: error.toString());
+    }
+  }
 }
 
 @freezed