[Chat] Handle moderation lock override in group chats (#10835)

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>

src/state/messages/convo/agent.ts

@@ -1087,7 +1087,10 @@ export class Convo {
     this.commit()
   }
 
-  updateLockStatus(lockStatus: ChatBskyConvoDefs.ConvoLockStatus) {
+  updateLockStatus(
+    lockStatus: ChatBskyConvoDefs.ConvoLockStatus,
+    lockStatusModerationOverride: boolean,
+  ) {
     if (this.convo?.kind !== 'group') {
       throw new Error('updateLockStatus can only be called on group convo')
     }
@@ -1096,6 +1099,7 @@ export class Convo {
       kind: {
         ...this.convo.details,
         lockStatus,
+        lockStatusModerationOverride,
       },
     })
 

src/state/messages/convo/index.tsx

@@ -151,8 +151,15 @@ export function ConvoProvider({
           if (data.kind.joinLink !== convo.convo.details.joinLink) {
             convo.updateJoinLink(data.kind.joinLink)
           }
-          if (data.kind.lockStatus !== convo.convo.details.lockStatus) {
-            convo.updateLockStatus(data.kind.lockStatus)
+          if (
+            data.kind.lockStatus !== convo.convo.details.lockStatus ||
+            data.kind.lockStatusModerationOverride !==
+              convo.convo.details.lockStatusModerationOverride
+          ) {
+            convo.updateLockStatus(
+              data.kind.lockStatus,
+              data.kind.lockStatusModerationOverride,
+            )
           }
         }
         if (

src/state/queries/messages/list-conversations.tsx

@@ -532,12 +532,22 @@ export function ListConvosProviderInner({
               }
               return {...convo, rev: log.rev}
             })
+            // The log event doesn't say whether the lock is forced by a
+            // moderation override, so refetch to pick up the flag.
+            void queryClient.invalidateQueries({
+              queryKey: CONVO_KEY(log.convoId),
+            })
           } else if (ChatBskyConvoDefs.isLogUnlockConvo(log)) {
             mutateConvoView(log.convoId, convo => {
               if (ChatBskyConvoDefs.isGroupConvo(convo.kind)) {
                 return {
                   ...convo,
-                  kind: {...convo.kind, lockStatus: 'unlocked'},
+                  kind: {
+                    ...convo.kind,
+                    lockStatus: 'unlocked',
+                    // An unlocked convo cannot be moderation-locked.
+                    lockStatusModerationOverride: false,
+                  },
                   rev: log.rev,
                 }
               }