fix(channels): add optional defaultAccount routing

extensions/nextcloud-talk/src/accounts.ts

@@ -1,5 +1,9 @@
 import { readFileSync } from "node:fs";
-import { DEFAULT_ACCOUNT_ID, normalizeAccountId } from "openclaw/plugin-sdk/account-id";
+import {
+  DEFAULT_ACCOUNT_ID,
+  normalizeAccountId,
+  normalizeOptionalAccountId,
+} from "openclaw/plugin-sdk/account-id";
 import type { CoreConfig, NextcloudTalkAccountConfig } from "./types.js";
 
 function isTruthyEnvValue(value?: string): boolean {
@@ -48,6 +52,15 @@ export function listNextcloudTalkAccountIds(cfg: CoreConfig): string[] {
 }
 
 export function resolveDefaultNextcloudTalkAccountId(cfg: CoreConfig): string {
+  const preferred = normalizeOptionalAccountId(cfg.channels?.["nextcloud-talk"]?.defaultAccount);
+  if (
+    preferred &&
+    listNextcloudTalkAccountIds(cfg).some(
+      (accountId) => normalizeAccountId(accountId) === preferred,
+    )
+  ) {
+    return preferred;
+  }
   const ids = listNextcloudTalkAccountIds(cfg);
   if (ids.includes(DEFAULT_ACCOUNT_ID)) {
     return DEFAULT_ACCOUNT_ID;
@@ -76,8 +89,14 @@ function mergeNextcloudTalkAccountConfig(
   cfg: CoreConfig,
   accountId: string,
 ): NextcloudTalkAccountConfig {
-  const { accounts: _ignored, ...base } = (cfg.channels?.["nextcloud-talk"] ??
-    {}) as NextcloudTalkAccountConfig & { accounts?: unknown };
+  const {
+    accounts: _ignored,
+    defaultAccount: _ignoredDefaultAccount,
+    ...base
+  } = (cfg.channels?.["nextcloud-talk"] ?? {}) as NextcloudTalkAccountConfig & {
+    accounts?: unknown;
+    defaultAccount?: unknown;
+  };
   const account = resolveAccountConfig(cfg, accountId) ?? {};
   return { ...base, ...account };
 }

extensions/nextcloud-talk/src/config-schema.ts

@@ -60,6 +60,7 @@ export const NextcloudTalkAccountSchema = NextcloudTalkAccountSchemaBase.superRe
 
 export const NextcloudTalkConfigSchema = NextcloudTalkAccountSchemaBase.extend({
   accounts: z.record(z.string(), NextcloudTalkAccountSchema.optional()).optional(),
+  defaultAccount: z.string().optional(),
 }).superRefine((value, ctx) => {
   requireOpenAllowFrom({
     policy: value.dmPolicy,

extensions/nextcloud-talk/src/types.ts

@@ -79,6 +79,8 @@ export type NextcloudTalkAccountConfig = {
 export type NextcloudTalkConfig = {
   /** Optional per-account Nextcloud Talk configuration (multi-account). */
   accounts?: Record<string, NextcloudTalkAccountConfig>;
+  /** Optional default account id when multiple accounts are configured. */
+  defaultAccount?: string;
 } & NextcloudTalkAccountConfig;
 
 export type CoreConfig = {