🎉 first commit

app/lib/api/connection.ts

@@ -0,0 +1,63 @@
+export interface ConnectionStatus {
+  connected: boolean;
+  latency: number;
+  lastChecked: string;
+}
+
+export const checkConnection = async (): Promise<ConnectionStatus> => {
+  try {
+    // Check if we have network connectivity
+    const online = navigator.onLine;
+
+    if (!online) {
+      return {
+        connected: false,
+        latency: 0,
+        lastChecked: new Date().toISOString(),
+      };
+    }
+
+    // Try multiple endpoints in case one fails
+    const endpoints = [
+      '/api/health',
+      '/', // Fallback to root route
+      '/favicon.ico', // Another common fallback
+    ];
+
+    let latency = 0;
+    let connected = false;
+
+    for (const endpoint of endpoints) {
+      try {
+        const start = performance.now();
+        const response = await fetch(endpoint, {
+          method: 'HEAD',
+          cache: 'no-cache',
+        });
+        const end = performance.now();
+
+        if (response.ok) {
+          latency = Math.round(end - start);
+          connected = true;
+          break;
+        }
+      } catch (endpointError) {
+        console.debug(`Failed to connect to ${endpoint}:`, endpointError);
+        continue;
+      }
+    }
+
+    return {
+      connected,
+      latency,
+      lastChecked: new Date().toISOString(),
+    };
+  } catch (error) {
+    console.error('Connection check failed:', error);
+    return {
+      connected: false,
+      latency: 0,
+      lastChecked: new Date().toISOString(),
+    };
+  }
+};