refactor: remove portal as it is no longer needed (#7623)

Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>

.env.development

@@ -5,10 +5,7 @@ VITE_APP_LIBRARY_URL=https://libraries.excalidraw.com
 VITE_APP_LIBRARY_BACKEND=https://us-central1-excalidraw-room-persistence.cloudfunctions.net/libraries
 
 # collaboration WebSocket server (https://github.com/excalidraw/excalidraw-room)
-VITE_APP_WS_SERVER_URL=http://localhost:3002
+VITE_APP_WS_SERVER_URL=http://localhost:3020
-
-# set this only if using the collaboration workflow we use on excalidraw.com
-VITE_APP_PORTAL_URL=
 
 VITE_APP_PLUS_LP=https://plus.excalidraw.com
 VITE_APP_PLUS_APP=https://app.excalidraw.com

.env.production

@@ -4,16 +4,13 @@ VITE_APP_BACKEND_V2_POST_URL=https://json.excalidraw.com/api/v2/post/
 VITE_APP_LIBRARY_URL=https://libraries.excalidraw.com
 VITE_APP_LIBRARY_BACKEND=https://us-central1-excalidraw-room-persistence.cloudfunctions.net/libraries
 
-VITE_APP_PORTAL_URL=https://portal.excalidraw.com
-
 VITE_APP_PLUS_LP=https://plus.excalidraw.com
 VITE_APP_PLUS_APP=https://app.excalidraw.com
 
 VITE_APP_AI_BACKEND=https://oss-ai.excalidraw.com
 
-# Fill to set socket server URL used for collaboration.
+# socket server URL used for collaboration
-# Meant for forks only: excalidraw.com uses custom VITE_APP_PORTAL_URL flow
+VITE_APP_WS_SERVER_URL=https://oss-collab.excalidraw.com
-VITE_APP_WS_SERVER_URL=
 
 VITE_APP_FIREBASE_CONFIG='{"apiKey":"AIzaSyAd15pYlMci_xIp9ko6wkEsDzAAA0Dn0RU","authDomain":"excalidraw-room-persistence.firebaseapp.com","databaseURL":"https://excalidraw-room-persistence.firebaseio.com","projectId":"excalidraw-room-persistence","storageBucket":"excalidraw-room-persistence.appspot.com","messagingSenderId":"654800341332","appId":"1:654800341332:web:4a692de832b55bd57ce0c1"}'
 

excalidraw-app/collab/Collab.tsx

@@ -36,7 +36,6 @@ import {
 import {
   generateCollaborationLinkData,
   getCollaborationLink,
-  getCollabServer,
   getSyncableElements,
   SocketUpdateDataSource,
   SyncableExcalidrawElement,
@@ -452,13 +451,9 @@ class Collab extends PureComponent<Props, CollabState> {
     this.fallbackInitializationHandler = fallbackInitializationHandler;
 
     try {
-      const socketServerData = await getCollabServer();
-
       this.portal.socket = this.portal.open(
-        socketIOClient(socketServerData.url, {
+        socketIOClient(import.meta.env.VITE_APP_WS_SERVER_URL, {
-          transports: socketServerData.polling
+          transports: ["websocket", "polling"],
-            ? ["websocket", "polling"]
-            : ["websocket"],
         }),
         roomId,
         roomKey,

excalidraw-app/data/index.ts

@@ -65,35 +65,6 @@ const generateRoomId = async () => {
   return bytesToHexString(buffer);
 };
 
-/**
- * Right now the reason why we resolve connection params (url, polling...)
- * from upstream is to allow changing the params immediately when needed without
- * having to wait for clients to update the SW.
- *
- * If REACT_APP_WS_SERVER_URL env is set, we use that instead (useful for forks)
- */
-export const getCollabServer = async (): Promise<{
-  url: string;
-  polling: boolean;
-}> => {
-  if (import.meta.env.VITE_APP_WS_SERVER_URL) {
-    return {
-      url: import.meta.env.VITE_APP_WS_SERVER_URL,
-      polling: true,
-    };
-  }
-
-  try {
-    const resp = await fetch(
-      `${import.meta.env.VITE_APP_PORTAL_URL}/collab-server`,
-    );
-    return await resp.json();
-  } catch (error) {
-    console.error(error);
-    throw new Error(t("errors.cannotResolveCollabServer"));
-  }
-};
-
 export type EncryptedData = {
   data: ArrayBuffer;
   iv: Uint8Array;

excalidraw-app/tests/collab.test.tsx

@@ -20,17 +20,6 @@ Object.defineProperty(window, "crypto", {
   },
 });
 
-vi.mock("../../excalidraw-app/data/index.ts", async (importActual) => {
-  const module = (await importActual()) as any;
-  return {
-    __esmodule: true,
-    ...module,
-    getCollabServer: vi.fn(() => ({
-      url: /* doesn't really matter */ "http://localhost:3002",
-    })),
-  };
-});
-
 vi.mock("../../excalidraw-app/data/firebase.ts", () => {
   const loadFromFirebase = async () => null;
   const saveToFirebase = () => {};