Fix discussion channel closure handling

plugin/core/discussion-service.ts

@@ -7,6 +7,7 @@ import { sendModeratorMessage } from "./moderator-discord.js";
 type DiscussionServiceDeps = {
   api: OpenClawPluginApi;
   moderatorBotToken?: string;
+  moderatorUserId?: string;
   workspaceRoot?: string;
   forceNoReplyForSession: (sessionKey: string) => void;
 };
@@ -171,6 +172,7 @@ export function createDiscussionService(deps: DiscussionServiceDeps) {
   async function maybeReplyClosedChannel(channelId: string, senderId?: string): Promise<boolean> {
     const metadata = getDiscussion(channelId);
     if (!metadata || metadata.status !== "closed") return false;
+    if (deps.moderatorUserId && senderId && senderId === deps.moderatorUserId) return true;
     if (!deps.moderatorBotToken) return true;
     await sendModeratorMessage(deps.moderatorBotToken, channelId, buildClosedMessage(), deps.api.logger);
     return true;
@@ -179,6 +181,9 @@ export function createDiscussionService(deps: DiscussionServiceDeps) {
   return {
     initDiscussion,
     getDiscussion,
+    isClosedDiscussion(channelId: string): boolean {
+      return isDiscussionClosed(channelId);
+    },
     maybeSendIdleReminder,
     maybeReplyClosedChannel,
     handleCallback,

plugin/hooks/before-model-resolve.ts

@@ -29,6 +29,9 @@ type BeforeModelResolveDeps = {
   pruneDecisionMap: () => void;
   shouldDebugLog: (config: DirigentConfig & DebugConfig, channelId?: string) => boolean;
   ensureTurnOrder: (api: OpenClawPluginApi, channelId: string) => Promise<void> | void;
+  discussionService?: {
+    isClosedDiscussion: (channelId: string) => boolean;
+  };
 };
 
 export function registerBeforeModelResolveHook(deps: BeforeModelResolveDeps): void {
@@ -47,6 +50,7 @@ export function registerBeforeModelResolveHook(deps: BeforeModelResolveDeps): vo
     pruneDecisionMap,
     shouldDebugLog,
     ensureTurnOrder,
+    discussionService,
   } = deps;
 
   api.on("before_model_resolve", async (event, ctx) => {
@@ -86,6 +90,15 @@ export function registerBeforeModelResolveHook(deps: BeforeModelResolveDeps): vo
 
     if (derived.channelId) {
       sessionChannelId.set(key, derived.channelId);
+      if (discussionService?.isClosedDiscussion(derived.channelId)) {
+        sessionAllowed.set(key, false);
+        api.logger.info(`dirigent: before_model_resolve forcing no-reply for closed discussion channel=${derived.channelId} session=${key}`);
+        return {
+          model: ctx.model,
+          provider: ctx.provider,
+          noReply: true,
+        };
+      }
     }
     const resolvedAccountId = resolveAccountId(api, ctx.agentId || "");
     if (resolvedAccountId) {

plugin/index.ts

@@ -118,6 +118,7 @@ export default {
     const discussionService = createDiscussionService({
       api,
       moderatorBotToken: baseConfig.moderatorBotToken,
+      moderatorUserId: getModeratorUserId(baseConfig),
       workspaceRoot: process.cwd(),
       forceNoReplyForSession: (sessionKey: string) => {
         if (sessionKey) forceNoReplySessions.add(sessionKey);
@@ -163,6 +164,7 @@ export default {
       pruneDecisionMap,
       shouldDebugLog,
       ensureTurnOrder,
+      discussionService,
     });
 
     registerBeforePromptBuildHook({