feat(turn-init): persist channel bot membership cache to local file

plugin/core/turn-bootstrap.ts

@@ -1,9 +1,49 @@
+import fs from "node:fs";
+import path from "node:path";
 import type { OpenClawPluginApi } from "openclaw/plugin-sdk";
 import { initTurnOrder } from "../turn-manager.js";
 import { fetchVisibleChannelBotAccountIds } from "./channel-members.js";
 
 const channelSeenAccounts = new Map<string, Set<string>>();
 const channelBootstrapTried = new Set<string>();
+let cacheLoaded = false;
+
+function cachePath(api: OpenClawPluginApi): string {
+  return api.resolvePath("~/.openclaw/dirigent-channel-members.json");
+}
+
+function loadCache(api: OpenClawPluginApi): void {
+  if (cacheLoaded) return;
+  cacheLoaded = true;
+  const p = cachePath(api);
+  try {
+    if (!fs.existsSync(p)) return;
+    const raw = fs.readFileSync(p, "utf8");
+    const parsed = JSON.parse(raw) as Record<string, { botAccountIds?: string[] }>;
+    for (const [channelId, rec] of Object.entries(parsed || {})) {
+      const ids = Array.isArray(rec?.botAccountIds) ? rec.botAccountIds.filter(Boolean) : [];
+      if (ids.length > 0) channelSeenAccounts.set(channelId, new Set(ids));
+    }
+  } catch (err) {
+    api.logger.warn?.(`dirigent: failed loading channel member cache: ${String(err)}`);
+  }
+}
+
+function persistCache(api: OpenClawPluginApi): void {
+  const p = cachePath(api);
+  const out: Record<string, { botAccountIds: string[]; updatedAt: string }> = {};
+  for (const [channelId, set] of channelSeenAccounts.entries()) {
+    out[channelId] = { botAccountIds: [...set], updatedAt: new Date().toISOString() };
+  }
+  try {
+    fs.mkdirSync(path.dirname(p), { recursive: true });
+    const tmp = `${p}.tmp`;
+    fs.writeFileSync(tmp, `${JSON.stringify(out, null, 2)}\n`, "utf8");
+    fs.renameSync(tmp, p);
+  } catch (err) {
+    api.logger.warn?.(`dirigent: failed persisting channel member cache: ${String(err)}`);
+  }
+}
 
 function getAllBotAccountIds(api: OpenClawPluginApi): string[] {
   const root = (api.config as Record<string, unknown>) || {};
@@ -26,7 +66,8 @@ function getChannelBotAccountIds(api: OpenClawPluginApi, channelId: string): str
   return [...seen].filter((id) => allBots.has(id));
 }
 
-export function recordChannelAccount(channelId: string, accountId: string): boolean {
+export function recordChannelAccount(api: OpenClawPluginApi, channelId: string, accountId: string): boolean {
+  loadCache(api);
   let seen = channelSeenAccounts.get(channelId);
   if (!seen) {
     seen = new Set();
@@ -34,16 +75,18 @@ export function recordChannelAccount(channelId: string, accountId: string): bool
   }
   if (seen.has(accountId)) return false;
   seen.add(accountId);
+  persistCache(api);
   return true;
 }
 
 export async function ensureTurnOrder(api: OpenClawPluginApi, channelId: string): Promise<void> {
+  loadCache(api);
   let botAccounts = getChannelBotAccountIds(api, channelId);
 
   if (botAccounts.length === 0 && !channelBootstrapTried.has(channelId)) {
     channelBootstrapTried.add(channelId);
     const discovered = await fetchVisibleChannelBotAccountIds(api, channelId).catch(() => [] as string[]);
-    for (const aid of discovered) recordChannelAccount(channelId, aid);
+    for (const aid of discovered) recordChannelAccount(api, channelId, aid);
     botAccounts = getChannelBotAccountIds(api, channelId);
   }
 

plugin/hooks/message-received.ts

@@ -16,7 +16,7 @@ type MessageReceivedDeps = {
   debugCtxSummary: (ctx: Record<string, unknown>, event: Record<string, unknown>) => Record<string, unknown>;
   ensureTurnOrder: (api: OpenClawPluginApi, channelId: string) => Promise<void> | void;
   getModeratorUserId: (cfg: DirigentConfig) => string | undefined;
-  recordChannelAccount: (channelId: string, accountId: string) => boolean;
+  recordChannelAccount: (api: OpenClawPluginApi, channelId: string, accountId: string) => boolean;
   extractMentionedUserIds: (content: string) => string[];
   buildUserIdToAccountIdMap: (api: OpenClawPluginApi) => Map<string, string>;
 };
@@ -63,7 +63,7 @@ export function registerMessageReceivedHook(deps: MessageReceivedDeps): void {
           const senderAccountId = typeof c.accountId === "string" ? c.accountId : undefined;
 
           if (senderAccountId && senderAccountId !== "default") {
-            const isNew = recordChannelAccount(preChannelId, senderAccountId);
+            const isNew = recordChannelAccount(api, preChannelId, senderAccountId);
             if (isNew) {
               await ensureTurnOrder(api, preChannelId);
               api.logger.info(`dirigent: new account ${senderAccountId} seen in channel=${preChannelId}, turn order updated`);