channel: Add per-channel restrict-message-deleting fields

Author: chrisbobbe

lib/api/model/events.dart

@@ -675,6 +675,8 @@ class ChannelUpdateEvent extends ChannelEvent {
       case ChannelPropertyName.channelPostPolicy:
         return ChannelPostPolicy.fromApiValue(value as int);
       case ChannelPropertyName.canAddSubscribersGroup:
+      case ChannelPropertyName.canDeleteAnyMessageGroup:
+      case ChannelPropertyName.canDeleteOwnMessageGroup:
       case ChannelPropertyName.canSubscribeGroup:
         return GroupSettingValue.fromJson(value);
       case ChannelPropertyName.streamWeeklyTraffic:

lib/api/model/events.g.dart

@@ -642,6 +642,8 @@ class ZulipStream {
   // final bool isAnnouncementOnly; // deprecated for `channelPostPolicy`; ignore
 
   GroupSettingValue? canAddSubscribersGroup; // TODO(server-10)
+  GroupSettingValue? canDeleteAnyMessageGroup; // TODO(server-11)
+  GroupSettingValue? canDeleteOwnMessageGroup; // TODO(server-11)
   GroupSettingValue? canSubscribeGroup; // TODO(server-10)
 
   // TODO(server-8): added in FL 199, was previously only on [Subscription] objects
@@ -660,6 +662,8 @@ class ZulipStream {
     required this.messageRetentionDays,
     required this.channelPostPolicy,
     required this.canAddSubscribersGroup,
+    required this.canDeleteAnyMessageGroup,
+    required this.canDeleteOwnMessageGroup,
     required this.canSubscribeGroup,
     required this.streamWeeklyTraffic,
   });
@@ -679,6 +683,8 @@ class ZulipStream {
       messageRetentionDays: subscription.messageRetentionDays,
       channelPostPolicy: subscription.channelPostPolicy,
       canAddSubscribersGroup: subscription.canAddSubscribersGroup,
+      canDeleteAnyMessageGroup: subscription.canDeleteAnyMessageGroup,
+      canDeleteOwnMessageGroup: subscription.canDeleteOwnMessageGroup,
       canSubscribeGroup: subscription.canSubscribeGroup,
       streamWeeklyTraffic: subscription.streamWeeklyTraffic,
     );
@@ -711,6 +717,8 @@ enum ChannelPropertyName {
   @JsonValue('stream_post_policy')
   channelPostPolicy,
   canAddSubscribersGroup,
+  canDeleteAnyMessageGroup,
+  canDeleteOwnMessageGroup,
   canSubscribeGroup,
   streamWeeklyTraffic;
 
@@ -792,6 +800,8 @@ class Subscription extends ZulipStream {
     required super.messageRetentionDays,
     required super.channelPostPolicy,
     required super.canAddSubscribersGroup,
+    required super.canDeleteAnyMessageGroup,
+    required super.canDeleteOwnMessageGroup,
     required super.canSubscribeGroup,
     required super.streamWeeklyTraffic,
     required this.desktopNotifications,

lib/api/model/model.dart

@@ -378,6 +378,10 @@ class ChannelStoreImpl extends HasUserStore with ChannelStore {
             stream.channelPostPolicy = event.value as ChannelPostPolicy;
           case ChannelPropertyName.canAddSubscribersGroup:
             stream.canAddSubscribersGroup = event.value as GroupSettingValue;
+          case ChannelPropertyName.canDeleteAnyMessageGroup:
+            stream.canDeleteAnyMessageGroup = event.value as GroupSettingValue;
+          case ChannelPropertyName.canDeleteOwnMessageGroup:
+            stream.canDeleteOwnMessageGroup = event.value as GroupSettingValue;
           case ChannelPropertyName.canSubscribeGroup:
             stream.canSubscribeGroup = event.value as GroupSettingValue;
           case ChannelPropertyName.streamWeeklyTraffic:

lib/api/model/model.g.dart

@@ -449,6 +449,8 @@ ZulipStream stream({
   int? messageRetentionDays,
   ChannelPostPolicy? channelPostPolicy,
   GroupSettingValue? canAddSubscribersGroup,
+  GroupSettingValue? canDeleteAnyMessageGroup,
+  GroupSettingValue? canDeleteOwnMessageGroup,
   GroupSettingValue? canSubscribeGroup,
   int? streamWeeklyTraffic,
 }) {
@@ -470,6 +472,8 @@ ZulipStream stream({
     messageRetentionDays: messageRetentionDays,
     channelPostPolicy: channelPostPolicy ?? ChannelPostPolicy.any,
     canAddSubscribersGroup: canAddSubscribersGroup ?? GroupSettingValueNamed(nobodyGroup.id),
+    canDeleteAnyMessageGroup: canDeleteAnyMessageGroup ?? GroupSettingValueNamed(nobodyGroup.id),
+    canDeleteOwnMessageGroup: canDeleteOwnMessageGroup ?? GroupSettingValueNamed(nobodyGroup.id),
     canSubscribeGroup: canSubscribeGroup ?? GroupSettingValueNamed(nobodyGroup.id),
     streamWeeklyTraffic: streamWeeklyTraffic,
   );
@@ -510,6 +514,8 @@ Subscription subscription(
     messageRetentionDays: stream.messageRetentionDays,
     channelPostPolicy: stream.channelPostPolicy,
     canAddSubscribersGroup: stream.canAddSubscribersGroup,
+    canDeleteAnyMessageGroup: stream.canDeleteAnyMessageGroup,
+    canDeleteOwnMessageGroup: stream.canDeleteOwnMessageGroup,
     canSubscribeGroup: stream.canSubscribeGroup,
     streamWeeklyTraffic: stream.streamWeeklyTraffic,
     desktopNotifications: desktopNotifications ?? false,
@@ -1183,6 +1189,8 @@ ChannelUpdateEvent channelUpdateEvent(
     case ChannelPropertyName.channelPostPolicy:
       assert(value is ChannelPostPolicy);
     case ChannelPropertyName.canAddSubscribersGroup:
+    case ChannelPropertyName.canDeleteAnyMessageGroup:
+    case ChannelPropertyName.canDeleteOwnMessageGroup:
     case ChannelPropertyName.canSubscribeGroup:
       assert(value is GroupSettingValue);
     case ChannelPropertyName.streamWeeklyTraffic: