Initial

1 files changed, 32 insertions, 0 deletions

diff --git a/frontend/src/usePolling.js b/frontend/src/usePolling.js
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index 0000000..3081312
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+++ b/frontend/src/usePolling.js
@@ -0,0 +1,32 @@
+// usePolling.js
+import { useState, useEffect } from 'react';
+
+const usePolling = (url, interval) => {
+  const [data, setData] = useState(null);
+  const [error, setError] = useState('');
+
+  useEffect(() => {
+    const fetchData = async () => {
+      try {
+        const response = await fetch(url);
+        if (!response.ok) {
+          throw new Error(`HTTP error! status: ${response.status}`);
+        }
+        const result = await response.json();
+        setData(result);
+        setError(null);
+      } catch (err) {
+        setError('Failed to fetch data: ' + err.message);
+      }
+    };
+
+    fetchData();
+    const pollingInterval = setInterval(fetchData, interval);
+
+    return () => clearInterval(pollingInterval);
+  }, [url, interval]);
+
+  return { data, error };
+};
+
+export default usePolling;
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