fix(server): fix formData in server action

packages/brisa/src/cli/serve/serve-options.test.tsx

@@ -17,6 +17,7 @@ import type { RequestContext } from '@/types';
 import { Initiator } from '@/public-constants';
 import { AVOID_DECLARATIVE_SHADOW_DOM_SYMBOL } from '@/utils/ssr-web-component';
 import { getServeOptions } from './serve-options';
+import type { RequestContent } from '@/utils/transfer-store-service';
 import {
   ENCRYPT_NONTEXT_PREFIX,
   encrypt,
@@ -1707,6 +1708,37 @@ describe.each(BASE_PATHS)('CLI: serve %s', (basePath) => {
     );
   });
 
+  it('should the response action receive the formData', async () => {
+    const mockResponseAction = mock(
+      (req: RequestContext, content: RequestContent) => {},
+    );
+    const formData = new FormData();
+    formData.append('foo', 'bar');
+    formData.append('x-s', '[["some", "value"]]');
+
+    mock.module('@/utils/response-action', () => ({
+      default: (req: RequestContext, content: RequestContent) =>
+        mockResponseAction(req, content),
+    }));
+
+    await testRequest(
+      new Request(`http://localhost:1234${basePath}/es/somepage`, {
+        method: 'POST',
+        body: formData,
+        headers: {
+          'x-action': 'a1_1',
+        },
+      }),
+    );
+
+    const [req, reqContent] = mockResponseAction.mock.calls[0];
+
+    expect(req.store.get('some')).toBe('value');
+    expect(Array.from(reqContent.formData!.entries())).toEqual([
+      ['foo', 'bar'],
+    ]);
+  });
+
   it('should have req.initiator with "SPA_NAVIGATION" when the Page is POST method without x-action header', async () => {
     globalThis.mockConstants = {
       ...globalThis.mockConstants,

packages/brisa/src/cli/serve/serve-options.tsx

@@ -27,7 +27,9 @@ import getReadableStreamFromPath from '@/utils/get-readable-stream-from-path';
 import getContentTypeFromPath from '@/utils/get-content-type-from-path';
 import getInitiator from '@/utils/get-initiator';
 import { handleSPARedirects } from '@/utils/hard-to-soft-redirect';
-import transferStoreService from '@/utils/transfer-store-service';
+import transferStoreService, {
+  type RequestContent,
+} from '@/utils/transfer-store-service';
 
 export async function getServeOptions() {
   setUpEnvVars();
@@ -249,14 +251,15 @@ export async function getServeOptions() {
     const isApi = initiator === Initiator.API_REQUEST;
     const api = isApi ? rootRouter.match(req) : null;
     const isPOST = req.method === 'POST';
+    let reqContent: RequestContent | undefined;
 
     req.initiator = initiator;
     req.route = (isApi ? api?.route : route) as MatchedBrisaRoute;
 
     // Transfer once the client store to server (middleware, actions, navigate...)
     if (isPOST && !isApi) {
-      const { transferClientStoreToServer } = await transferStoreService(req);
-      transferClientStoreToServer();
+      reqContent = await transferStoreService(req);
+      reqContent.transferClientStoreToServer();
     }
 
     // Middleware
@@ -283,7 +286,7 @@ export async function getServeOptions() {
 
         // Actions
         if (initiator === Initiator.SERVER_ACTION) {
-          return responseAction(req);
+          return responseAction(req, reqContent!);
         }
       }
 

packages/brisa/src/utils/client-build/layout-build/index.test.ts

@@ -22,8 +22,8 @@ const i18nCode = 3653;
 const brisaSize = 5721; // TODO: Reduce this size :/
 const webComponents = 1118;
 const unsuspenseSize = 213;
-const rpcSize = 2509; // TODO: Reduce this size
-const lazyRPCSize = 4371; // TODO: Reduce this size
+const rpcSize = 2500; // TODO: Reduce this size
+const lazyRPCSize = 4308; // TODO: Reduce this size
 // lazyRPC is loaded after user interaction (action, link),
 // so it's not included in the initial size
 const initialSize = unsuspenseSize + rpcSize;

packages/brisa/src/utils/compile-files/index.test.ts

@@ -276,7 +276,7 @@ describe('utils', () => {
     ${info}Ω /i18n                          | 162 B     |
     ${info}Ψ /websocket                     | 207 B     |
     ${info}Θ /web-components/_integrations  | 67 B      |
-    ${info}λ /pages/index                   | 827 B     | ${greenLog('4 kB')}
+    ${info}λ /pages/index                   | 827 B     | ${greenLog('3 kB')}
     ${info}λ /pages/page-with-web-component | 761 B     | ${greenLog('5 kB')}
     ${info}λ /pages/somepage                | 1 kB      | ${greenLog('0 B')}
     ${info}λ /pages/somepage-with-context   | 1 kB      | ${greenLog('0 B')}  

packages/brisa/src/utils/response-action/index.test.ts

@@ -13,6 +13,7 @@ import responseAction from '.';
 import { getConstants } from '@/constants';
 import { boldLog } from '@/utils/log/log-color';
 import { normalizeHTML } from '@/helpers';
+import transferStoreService from '@/utils/transfer-store-service';
 
 const FIXTURES = path.join(import.meta.dir, '..', '..', '__fixtures__');
 const PAGE = 'http://locahost/es/somepage';
@@ -48,8 +49,9 @@ describe('utils', () => {
           }),
         }),
       });
+      const reqContent = await transferStoreService(req);
 
-      const res = await responseAction(req);
+      const res = await responseAction(req, reqContent);
       const resBody = await res.json();
 
       expect(resBody).toEqual([]);
@@ -72,8 +74,9 @@ describe('utils', () => {
       });
 
       req.formData = async () => formData;
+      const reqContent = await transferStoreService(req);
 
-      const res = await responseAction(req);
+      const res = await responseAction(req, reqContent);
 
       expect(req.store.get('__params:a1_1')).toEqual([
         {
@@ -128,8 +131,8 @@ describe('utils', () => {
       });
 
       req.formData = async () => formData;
-
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
 
       expect(res.headers.get('x-reset')).toBe('1');
     });
@@ -150,7 +153,8 @@ describe('utils', () => {
 
       req.formData = async () => formData;
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
 
       expect(req.store.get('__params:a1_1')).toEqual([
         {
@@ -221,7 +225,8 @@ describe('utils', () => {
         }),
       });
 
-      await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      await responseAction(req, reqContent);
 
       expect(req.store.get('__params:a1_1')).toEqual([{ foo: 'bar' }, 'bar']);
     });
@@ -245,7 +250,8 @@ describe('utils', () => {
         }),
       });
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
       const resBody = await res.json();
 
       expect(resBody).toEqual([]);
@@ -275,7 +281,8 @@ describe('utils', () => {
         }),
       });
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
       const resBody = await res.json();
 
       expect(resBody).toEqual([]);
@@ -308,7 +315,8 @@ describe('utils', () => {
         }),
       });
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
       const resBody = await res.json();
 
       expect(resBody).toEqual([]);
@@ -334,7 +342,8 @@ describe('utils', () => {
         }),
       });
 
-      await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      await responseAction(req, reqContent);
 
       // @ts-ignore
       expect(req._p).toBeTypeOf('function');
@@ -358,7 +367,8 @@ describe('utils', () => {
         }),
       });
 
-      await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      await responseAction(req, reqContent);
 
       const logs = logMock.mock.calls.toString();
 
@@ -392,7 +402,8 @@ describe('utils', () => {
         }),
       });
 
-      await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      await responseAction(req, reqContent);
 
       const logs = logMock.mock.calls.toString();
 
@@ -422,7 +433,8 @@ describe('utils', () => {
         }),
       });
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
 
       expect(await res.text()).toBe('a3_5');
     });
@@ -443,7 +455,8 @@ describe('utils', () => {
         }),
       });
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
 
       expect(await res.text()).toBe('a3_5');
     });
@@ -463,7 +476,8 @@ describe('utils', () => {
         }),
       });
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
       const resBody = await res.text();
 
       expect(resBody).toBe('a3_7 error');
@@ -485,7 +499,8 @@ describe('utils', () => {
         }),
       });
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
       const resBody = await res.text();
 
       expect(resBody).toBe('a3_7 error');
@@ -508,7 +523,8 @@ describe('utils', () => {
         } as any,
       });
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
 
       expect(res.headers.get('x-test')).toBe('test');
     });
@@ -530,7 +546,8 @@ describe('utils', () => {
         } as any,
       });
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
 
       expect(res.headers.get('x-test')).toBe('success');
     });
@@ -547,7 +564,8 @@ describe('utils', () => {
         }),
       });
 
-      const res = await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      const res = await responseAction(req, reqContent);
       const logMessage = logMock.mock.calls.toString();
 
       expect(logMock).toHaveBeenCalled();
@@ -577,7 +595,8 @@ describe('utils', () => {
         }),
       });
 
-      await responseAction(req);
+      const reqContent = await transferStoreService(req);
+      await responseAction(req, reqContent);
 
       expect(req.store.get(Symbol.for('DEPENDENCIES'))).toEqual([
         [['onClick', 'a1_2']],

packages/brisa/src/utils/response-action/index.ts

@@ -1,6 +1,7 @@
 import type { RequestContext } from '@/types';
 import { deserialize } from '@/utils/serialization';
-import transferStoreService, {
+import {
+  type RequestContent,
   resolveStore,
 } from '@/utils/transfer-store-service';
 import { logError } from '@/utils/log/log-build';
@@ -10,10 +11,12 @@ import { getConstants } from '@/constants';
 
 const DEPENDENCIES = Symbol.for('DEPENDENCIES');
 
-export default async function responseAction(req: RequestContext) {
+export default async function responseAction(
+  req: RequestContext,
+  { formData, body }: RequestContent,
+) {
   const { BUILD_DIR } = getConstants();
   const actionModule = await importFileIfExists('actions', BUILD_DIR);
-  const { formData, body } = await transferStoreService(req);
   const url = new URL(req.url);
   const action =
     req.headers.get('x-action') ?? url.searchParams.get('_aid') ?? '';

packages/brisa/src/utils/transfer-store-service/index.ts

@@ -7,6 +7,8 @@ import {
 } from '@/utils/crypto';
 import { logError } from '@/utils/log/log-build';
 
+export type RequestContent = Awaited<ReturnType<typeof transferStoreService>>;
+
 export default async function transferStoreService(req: RequestContext) {
   const contentType = req.headers.get('content-type');
   const reqClone = req.clone();