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feat: use fal realtime client #1

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feat: use fal realtime client #1

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6 changes: 6 additions & 0 deletions package-lock.json
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1 change: 1 addition & 0 deletions package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
"version": "0.1.0",
"private": true,
"dependencies": {
"@fal-ai/serverless-client": "^0.6.0-alpha.4",
"@testing-library/jest-dom": "^5.17.0",
"@testing-library/react": "^13.4.0",
"@testing-library/user-event": "^13.5.0",
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2 changes: 1 addition & 1 deletion public/index.html
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
<!DOCTYPE html>
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
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2 changes: 2 additions & 0 deletions src/App.css
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Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
.App {
text-align: center;
display: flex;
flex-direction: row;
}

.App-logo {
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96 changes: 28 additions & 68 deletions src/App.js
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Original file line number Diff line number Diff line change
@@ -1,70 +1,22 @@
import React, { useRef, useEffect, useCallback, useMemo, useState } from 'react';
import { debounce } from 'lodash';
import * as fal from '@fal-ai/serverless-client';
import { useEffect, useRef, useState } from 'react';

const DEBOUNCE_TIME = 0.1; // Adjust as needed
const URL = "wss://110602490-lcm-sd15-i2i.gateway.alpha.fal.ai/ws";
const APP_ID = '110602490-lcm-plexed-sd15-i2i';
const PROMPT = 'A moon in a starry night sky';
const CIRCLE_RADIUS = 80; // Radius of the circle

function App() {
const canvasRef = useRef(null);
const webSocketRef = useRef(null);
const isReconnecting = useRef(false);
const [receivedImage, setReceivedImage] = useState(null);

const connect = useCallback(() => {
webSocketRef.current = new WebSocket(URL);
webSocketRef.current.onopen = () => {
console.log('WebSocket Open');
};

webSocketRef.current.onclose = () => {
console.log('WebSocket Close');
};

webSocketRef.current.onerror = (error) => {
console.error("WebSocket Error:", error);
};

webSocketRef.current.onmessage = (message) => {
try {
const data = JSON.parse(message.data);
console.log("WebSocket Message:", data);
if (data.images && data.images.length > 0) {
setReceivedImage(data.images[0].url);
}
} catch (e) {
console.error("Error parsing the WebSocket response:", e);
const { send: sendCurrentData } = fal.realtime.connect(APP_ID, {
connectionKey: 'fal-realtime-example',
onResult: (result) => {
if (result.images && result.images[0]) {
setReceivedImage(result.images[0].url);
}
};
}, []);

const disconnect = useCallback(() => {
webSocketRef.current?.close();
}, []);

const sendMessage = useCallback(async (message) => {
if (!isReconnecting.current && webSocketRef.current?.readyState !== WebSocket.OPEN) {
isReconnecting.current = true;
connect();
}

if (isReconnecting.current && webSocketRef.current?.readyState !== WebSocket.OPEN) {
await new Promise((resolve) => {
const checkConnection = setInterval(() => {
if (webSocketRef.current?.readyState === WebSocket.OPEN) {
clearInterval(checkConnection);
resolve();
}
}, 100);
});
isReconnecting.current = false;
}
webSocketRef.current?.send(message);
}, [connect]);

const sendCurrentData = useMemo(() => {
return debounce(sendMessage, DEBOUNCE_TIME);
}, [sendMessage]);
},
});

useEffect(() => {
const canvas = canvasRef.current;
Expand All @@ -86,29 +38,37 @@ function App() {
const x = event.clientX - canvas.offsetLeft;
const y = event.clientY - canvas.offsetTop;
drawCircle(x, y);

const imageData = canvas.toDataURL('image/png');
const req = {
prompt: 'A moon in a starry night sky',
seed: Math.floor(Math.random() * 100),
sendCurrentData({
prompt: PROMPT,
seed: 11252023,
image_url: imageData,
sync_mode: true,
strength: 0.5,
};
sendCurrentData(JSON.stringify(req));
});
};

canvas.addEventListener('mousemove', handleMouseMove);

return () => {
canvas.removeEventListener('mousemove', handleMouseMove);
};
}, [connect, disconnect, sendCurrentData]);
}, []);

return (
<div className="App">
<canvas ref={canvasRef} style={{border: "1px solid black"}} width={700} height={500} />
{receivedImage && <img style={{border: "1px solid black"}} src={receivedImage} alt="Received from server" />}
<canvas
ref={canvasRef}
style={{ border: '1px solid black' }}
width={512}
height={512}
/>
<div style={{ border: '1px solid black', width: 512, height: 512 }}>
{receivedImage && (
<img src={receivedImage} alt="Received from server" />
)}
</div>
</div>
);
}
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4 changes: 2 additions & 2 deletions src/index.js
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@@ -1,14 +1,14 @@
import React from 'react';
import ReactDOM from 'react-dom/client';
import './index.css';
import App from './App';
import './index.css';
import reportWebVitals from './reportWebVitals';

const root = ReactDOM.createRoot(document.getElementById('root'));
root.render(
<React.StrictMode>
<App />
</React.StrictMode>
</React.StrictMode>,
);

// If you want to start measuring performance in your app, pass a function
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2 changes: 1 addition & 1 deletion src/reportWebVitals.js
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
const reportWebVitals = onPerfEntry => {
const reportWebVitals = (onPerfEntry) => {
if (onPerfEntry && onPerfEntry instanceof Function) {
import('web-vitals').then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
getCLS(onPerfEntry);
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