fix: route IM clients through current origin

web/src/lib/config.ts

@@ -19,7 +19,7 @@ export const APP_NAME = `MeetingIM/${__APP_VERSION__}`;
  */
 export const API_KEY = import.meta.env.VITE_TINODE_API_KEY || 'AQEAAAABAAD_rAp4DJh05a1HAwFT3A6K';
 
-export const DEFAULT_HOST = 'web.118im.com';
+export const DEFAULT_HOST = typeof window !== 'undefined' && window.location?.host ? window.location.host : 'localhost';
 
 // Tinode's own verbose logging prints every WS packet to the console, including the login
 // secret (base64 username:password) and full plaintext message content -- dev-only, never in a

web/src/stores/session-migration.ts

@@ -0,0 +1,27 @@
+export interface TenantEndpointContext {
+  code: string;
+  endpoints: { api: string; file: string };
+  host: string;
+  secure: boolean;
+}
+
+export interface BrowserLocationContext {
+  origin: string;
+  host: string;
+  protocol: string;
+}
+
+/** Keep the fixed production tenant on the frontend's own reverse-proxy origin. */
+export function migrateFixedTenant<T extends TenantEndpointContext>(tenant: T, location: BrowserLocationContext): T {
+  if (tenant.code.trim().toLowerCase() !== 'default') return tenant;
+  const origin = location.origin.replace(/\/$/, '');
+  return {
+    ...tenant,
+    host: location.host,
+    secure: location.protocol === 'https:',
+    endpoints: {
+      api: `${origin}/v1/im`,
+      file: `${origin}/v0/file`,
+    },
+  };
+}

web/src/stores/session.ts

@@ -1,6 +1,8 @@
 import { create } from 'zustand';
 import { persist } from 'zustand/middleware';
 
+import { migrateFixedTenant } from './session-migration';
+
 interface TenantContext {
   code: string;
   name: string;
@@ -23,6 +25,11 @@ interface SessionState {
   setMyUserId: (id: string | null) => void;
 }
 
+function normalizeTenant(tenant: TenantContext): TenantContext {
+  if (typeof window === 'undefined') return tenant;
+  return migrateFixedTenant(tenant, window.location);
+}
+
 /**
  * Tenant context persists across browser restarts (localStorage) the same way the old app kept
  * it, since a returning user's auto-login still needs it to build the {hi} packet and every REST
@@ -36,13 +43,17 @@ export const useSessionStore = create<SessionState>()(
     (set) => ({
       tenant: null,
       myUserId: null,
-      setTenant: (tenant) => set({ tenant }),
+      setTenant: (tenant) => set({ tenant: normalizeTenant(tenant) }),
       clearTenant: () => set({ tenant: null }),
       setMyUserId: (id) => set({ myUserId: id }),
     }),
     {
       name: 'meetingim-session',
       partialize: (state) => ({ tenant: state.tenant }),
+      merge: (persisted, current) => {
+        const tenant = (persisted as Partial<SessionState> | undefined)?.tenant;
+        return { ...current, tenant: tenant ? normalizeTenant(tenant) : null };
+      },
     },
   ),
 );

web/tests/fixed-tenant.test.mjs

@@ -22,3 +22,16 @@ test('login page exposes no tenant switch and rejects stale tenant state', async
   assert.match(login, /企业码：\{FIXED_TENANT_CODE\}/);
   assert.doesNotMatch(login, />\s*切换企业\s*</);
 });
+
+test('websocket fallback uses the current browser host', async () => {
+  const config = await source('src/lib/config.ts');
+
+  assert.match(config, /window\.location\.host/);
+  assert.doesNotMatch(config, /web\.118im\.com/);
+});
+
+test('local development proxies the same-origin websocket path', async () => {
+  const vite = await source('vite.config.ts');
+
+  assert.match(vite, /['"]\/v0\/channels['"]\s*:\s*\{[^}]*ws:\s*true/);
+});

web/tests/session-migration.test.ts

@@ -0,0 +1,48 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import { migrateFixedTenant } from '../src/stores/session-migration.ts';
+
+test('migrates a persisted default tenant to the current frontend origin', () => {
+  const migrated = migrateFixedTenant(
+    {
+      code: 'default',
+      name: 'Default tenant',
+      host: 'im-api.yuexuan.shop',
+      secure: true,
+      endpoints: {
+        api: 'https://im-api.yuexuan.shop/v1/im',
+        file: 'https://im-api.yuexuan.shop/v0/file',
+      },
+      passwordPolicy: { minLength: 8, maxLength: 64 },
+    },
+    { origin: 'https://www.yuexuan2.shop', host: 'www.yuexuan2.shop', protocol: 'https:' },
+  );
+
+  assert.deepEqual(migrated, {
+    code: 'default',
+    name: 'Default tenant',
+    host: 'www.yuexuan2.shop',
+    secure: true,
+    endpoints: {
+      api: 'https://www.yuexuan2.shop/v1/im',
+      file: 'https://www.yuexuan2.shop/v0/file',
+    },
+    passwordPolicy: { minLength: 8, maxLength: 64 },
+  });
+});
+
+test('does not rewrite a non-default tenant', () => {
+  const tenant = {
+    code: 'enterprise-a',
+    name: 'Enterprise A',
+    host: 'tenant.example.com',
+    secure: true,
+    endpoints: { api: 'https://tenant.example.com/v1/im', file: 'https://tenant.example.com/v0/file' },
+  };
+
+  assert.equal(
+    migrateFixedTenant(tenant, { origin: 'https://www.yuexuan1.shop', host: 'www.yuexuan1.shop', protocol: 'https:' }),
+    tenant,
+  );
+});

web/vite.config.ts

@@ -19,16 +19,12 @@ export default defineConfig({
   },
   server: {
     port: process.env.PORT ? Number(process.env.PORT) : 8094,
-    // Same-origin dev proxy for the REST layer only -- avoids CORS entirely (the browser only ever
-    // sees http://localhost:8094) so a resolved tenant's *relative* endpoints ("/v1/im", "/v0/file")
-    // work unmodified in local dev, same idea as the old app's hand-rolled dev-proxy-server.js, just
-    // using Vite's built-in proxy instead of a bespoke Node server. The Tinode WS connection itself
-    // does NOT need this: WebSocket isn't subject to the fetch() same-origin policy, so it connects
-    // straight to the tenant's real host regardless (confirmed working this way throughout the old
-    // app's development too).
+    // Same-origin dev proxy for REST, files, and Tinode WebSocket. Production uses the same paths
+    // through Caddy, so local development must expose all three routes too.
     proxy: {
       '/v1/im': { target: 'http://127.0.0.1:6060', changeOrigin: true, secure: false },
       '/v0/file': { target: 'http://127.0.0.1:6060', changeOrigin: true, secure: false },
+      '/v0/channels': { target: 'http://127.0.0.1:6060', changeOrigin: true, secure: false, ws: true },
       '/legal': { target: 'http://127.0.0.1:6060', changeOrigin: true, secure: false },
     },
   },