SOSBI-Family/usb.html at master · GabrielBaranello/SOSBI-Family · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>S.O.S.B.I Wizard</title>
</head>
<body>
    <h1>Pick an USB device to place the operative sistem</h1>
    <select id="usbSelect"></select>
    <button id="refreshBtn">Refresh</button>
    <button onclick="window.location.href = 'index.html';">Back</button>
    <button id="nextBtn">Next</button>

    <script>
        const usbSelect = document.getElementById('usbSelect');
        const nextBtn = document.getElementById('nextBtn');
        const refreshBtn = document.getElementById('refreshBtn');

        function setOptions(usbs) {
            usbSelect.innerHTML = '';
            if (!Array.isArray(usbs) || usbs.length === 0) {
                const opt = document.createElement('option');
                opt.value = '';
                opt.textContent = 'No USB detected';
                usbSelect.appendChild(opt);
                usbSelect.disabled = true;
                nextBtn.disabled = true;
                return;
            }
            usbs.forEach(u => {
                const opt = document.createElement('option');
                opt.value = u;
                opt.textContent = u;
                usbSelect.appendChild(opt);
            });
            usbSelect.disabled = false;
            nextBtn.disabled = false;
        }

        async function loadState() {
            try {
                const resp = await fetch('state.json', { cache: 'no-store' });
                if (!resp.ok) throw new Error('HTTP ' + resp.status);
                const data = await resp.json();
                setOptions(data.usb_devices);
            } catch (err) {
                setOptions([]);
                console.warn('loadState error:', err);
            }
        }

        async function postSelection() {
            const selected = usbSelect.value;
            if (!selected) return;
            try {
                await fetch('/api/state', {
                    method: 'POST',
                    headers: { 'Content-Type': 'application/json' },
                    body: JSON.stringify({ selected_usb: selected })
                });
            } catch (err) {
                console.warn('postSelection error:', err);
            }
            window.location.href = 'os.html';
        }

        refreshBtn.addEventListener('click', async () => {
            try {
                await fetch('/api/scan', { method: 'POST' });
            } catch (err) {
                console.warn('scan error:', err);
            }
            loadState();
        });
        nextBtn.addEventListener('click', postSelection);
        loadState();
    </script>
</body>
</html>