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import { useState, useEffect } from "react";
import { BACKEND_URL, APP_CONFIG } from "../config/constants";
interface BackendHealthCheckProps {
backendUrl?: string;
checkInterval?: number;
}
export function BackendHealthCheck({
checkInterval = APP_CONFIG.HEALTH_CHECK_INTERVAL
}: BackendHealthCheckProps) {
const [backendStatus, setBackendStatus] = useState<'loading' | 'online' | 'offline'>('loading');
const healthCheckUrl = `${BACKEND_URL}/api/health`;
useEffect(() => {
const checkBackendHealth = async () => {
try {
const response = await fetch(healthCheckUrl);
if (response.ok) {
const data = await response.json();
if (data.status === 'ok') {
setBackendStatus('online');
} else {
setBackendStatus('offline');
}
} else {
setBackendStatus('offline');
}
} catch (error) {
setBackendStatus('offline');
}
};
checkBackendHealth();
// Check health at specified interval
const interval = setInterval(checkBackendHealth, checkInterval);
return () => clearInterval(interval);
}, [healthCheckUrl, checkInterval]);
const getStatusColor = () => {
switch (backendStatus) {
case 'online':
return 'bg-green-500';
case 'offline':
return 'bg-red-500';
case 'loading':
return 'bg-yellow-500';
default:
return 'bg-gray-500';
}
};
const getStatusText = () => {
switch (backendStatus) {
case 'online':
return 'Backend Online';
case 'offline':
return 'Backend Offline';
case 'loading':
return 'Checking Backend...';
default:
return 'Unknown Status';
}
};
return (
<div className="absolute top-4 right-4 flex items-center space-x-2 bg-gray-800 rounded-lg px-3 py-2">
<div className={`w-3 h-3 rounded-full ${getStatusColor()} animate-pulse`}></div>
<span className="text-sm font-medium">{getStatusText()}</span>
</div>
);
} |