finpulse/import.html at main · microintel/finpulse · GitHub

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<html>
<head>
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Import black</title>
    <style>
        body{
            background-color: black;
            color: white;
        }
    </style>
</head>
<body>
    <h1>Import data file</h1>
    <input type="file" id="fileInput" accept=".json" />
    <button onclick="importData()">Import Data</button>

    <script>
        function importData() {
            const file = document.getElementById('fileInput').files[0];
            if (!file) {
                alert('Please select a JSON file.');
                return;
            }

            const reader = new FileReader();
            reader.onload = (e) => {
                try {
                    const data = JSON.parse(e.target.result);
                  //  alert(JSON.stringify(data));
                    if (typeof data !== 'object' || Array.isArray(data)) throw new Error();

                        const dbName = 'black';
                    const storeName = 'sst';
                       const dbReq = indexedDB.open(dbName,2);

                    dbReq.onupgradeneeded = (event) => {
                        const db = event.target.result;
                        if (!db.objectStoreNames.contains(storeName)) {
                                 db.createObjectStore(storeName);
                                 }
                    };

         dbReq.onsuccess = (event) => {
              const db = event.target.result;
     const tx = db.transaction(storeName, 'readwrite');
     const os = tx.objectStore(storeName);

    for (const key in data) {
                           console.log("nkn chakli");
         os.put(data[key],key);
                                        }

                        tx.oncomplete = () => {
                            alert('Data imported successfully!');
              db.close();
                        };

tx.onerror = () => alert('Error import.');
                    };

                    dbReq.onerror = () => alert('Error database.');
                } catch (err) {
                    alert('Invalid JSON file');
                }
            };

            reader.readAsText(file);
        }
    </script>
</body>
</html>