Creating the bot when pressing to connect.

examples/bot-ready-signalling/client/javascript/index.html

@@ -19,13 +19,7 @@
       </div>
     </div>
 
-    <div class="main-content">
+    <audio id="bot-audio" autoplay></audio>
-      <div class="bot-container">
-        <div id="bot-video-container">
-        </div>
-        <audio id="bot-audio" autoplay></audio>
-      </div>
-    </div>
 
     <div class="debug-panel">
       <h3>Debug Info</h3>

examples/bot-ready-signalling/client/javascript/src/app.js

@@ -110,6 +110,20 @@ class ChatbotClient {
     this.botAudio.srcObject = new MediaStream([track]);
   }
 
+  async fetchRoomInfo() {
+    let connectUrl = 'http://0.0.0.0:7860/connect'
+    let res = await fetch(connectUrl, {
+      method: "POST",
+      mode: "cors",
+      headers: new Headers({
+        "Content-Type": "application/json"
+      }),
+    })
+    if (res.ok) {
+      return res.json();
+    }
+  }
+
   /**
    * Initialize and connect to the bot
    * This sets up the RTVI client, initializes devices, and establishes the connection
@@ -124,13 +138,15 @@ class ChatbotClient {
       // Set up listeners for media track events
       this.setupTrackListeners();
 
+      this.log('Creating the bot...');
+      let roomInfo = await this.fetchRoomInfo()
+
       // Connect to the bot
       this.log('Connecting to bot...');
       // Only for making debugger easier
       window.callObject = this.dailyCallObject;
       await this.dailyCallObject.join({
-        //TODO fixme, use the URL that we are going to receive from bot
+        url: roomInfo.room_url,
-        url: "https://filipi.daily.co/public",
       });
 
       this.log('Connection complete');

examples/bot-ready-signalling/server/server.py

@@ -0,0 +1,147 @@
+#
+# Copyright (c) 2025, Daily
+#
+# SPDX-License-Identifier: BSD 2-Clause License
+#
+
+import argparse
+import os
+import subprocess
+from contextlib import asynccontextmanager
+from typing import Any, Dict
+
+import aiohttp
+from dotenv import load_dotenv
+from fastapi import FastAPI, HTTPException, Request
+from fastapi.middleware.cors import CORSMiddleware
+from fastapi.responses import JSONResponse
+
+from pipecat.transports.services.helpers.daily_rest import DailyRESTHelper, DailyRoomParams
+
+# Load environment variables from .env file
+load_dotenv(override=True)
+
+# Dictionary to track bot processes: {pid: (process, room_url)}
+bot_procs = {}
+
+# Store Daily API helpers
+daily_helpers = {}
+
+
+def cleanup():
+    """Cleanup function to terminate all bot processes.
+
+    Called during server shutdown.
+    """
+    for entry in bot_procs.values():
+        proc = entry[0]
+        proc.terminate()
+        proc.wait()
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    """FastAPI lifespan manager that handles startup and shutdown tasks.
+
+    - Creates aiohttp session
+    - Initializes Daily API helper
+    - Cleans up resources on shutdown
+    """
+    aiohttp_session = aiohttp.ClientSession()
+    daily_helpers["rest"] = DailyRESTHelper(
+        daily_api_key=os.getenv("DAILY_API_KEY", ""),
+        daily_api_url=os.getenv("DAILY_API_URL", "https://api.daily.co/v1"),
+        aiohttp_session=aiohttp_session,
+    )
+    yield
+    await aiohttp_session.close()
+    cleanup()
+
+
+# Initialize FastAPI app with lifespan manager
+app = FastAPI(lifespan=lifespan)
+
+# Configure CORS to allow requests from any origin
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+
+async def create_room_and_token() -> tuple[str, str]:
+    """Helper function to create a Daily room and generate an access token.
+
+    Returns:
+        tuple[str, str]: A tuple containing (room_url, token)
+
+    Raises:
+        HTTPException: If room creation or token generation fails
+    """
+    room = await daily_helpers["rest"].create_room(DailyRoomParams())
+    if not room.url:
+        raise HTTPException(status_code=500, detail="Failed to create room")
+
+    token = await daily_helpers["rest"].get_token(room.url)
+    if not token:
+        raise HTTPException(status_code=500, detail=f"Failed to get token for room: {room.url}")
+
+    return room.url, token
+
+
+@app.post("/connect")
+async def bot_connect(request: Request) -> Dict[Any, Any]:
+    """Connect endpoint that creates a room and returns connection credentials.
+
+    This endpoint is called by client to establish a connection.
+
+    Returns:
+        Dict[Any, Any]: Authentication bundle containing room_url and token
+
+    Raises:
+        HTTPException: If room creation, token generation, or bot startup fails
+    """
+    print("Creating room for RTVI connection")
+    room_url, token = await create_room_and_token()
+    print(f"Room URL: {room_url}")
+
+    # Start the bot process
+    try:
+        bot_file = "signalling_bot"
+        proc = subprocess.Popen(
+            [f"python3 -m {bot_file} -u {room_url} -t {token}"],
+            shell=True,
+            bufsize=1,
+            cwd=os.path.dirname(os.path.abspath(__file__)),
+        )
+        bot_procs[proc.pid] = (proc, room_url)
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=f"Failed to start subprocess: {e}")
+
+    # Return the authentication bundle in format expected by DailyTransport
+    return {"room_url": room_url, "token": token}
+
+
+if __name__ == "__main__":
+    import uvicorn
+
+    # Parse command line arguments for server configuration
+    default_host = os.getenv("HOST", "0.0.0.0")
+    default_port = int(os.getenv("FAST_API_PORT", "7860"))
+
+    parser = argparse.ArgumentParser(description="Daily Travel Companion FastAPI server")
+    parser.add_argument("--host", type=str, default=default_host, help="Host address")
+    parser.add_argument("--port", type=int, default=default_port, help="Port number")
+    parser.add_argument("--reload", action="store_true", help="Reload code on change")
+
+    config = parser.parse_args()
+
+    # Start the FastAPI server
+    uvicorn.run(
+        "server:app",
+        host=config.host,
+        port=config.port,
+        reload=config.reload,
+    )