order_book/input.html at master · iangfernandes96/order_book · GitHub

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<body>
    <form onsubmit="return openWebSocket()">
        <label for="currencyPair">Currency Pair:</label>
        <select id="currencyPair">
            <option value="BTCUSD">BTCUSD</option>
            <option value="ETHUSD">ETHUSD</option>
            <!-- Add more options as needed -->
        </select>
        <br>
        <label for="quantity">Quantity:</label>
        <input type="number" id="quantity" step="0.01">
        <br>
        <input type="submit" value="Send">
    </form>
    <div id="result"></div>
    <script>
        function openWebSocket() {
            var currencyPair = document.getElementById('currencyPair').value;
            var quantity = document.getElementById('quantity').value;
            var ws = new WebSocket(`ws://localhost:8000/ws/order-book`);
            ws.onopen = function (event) {
                ws.send(currencyPair);
                ws.send(quantity);
            };
            ws.onmessage = function (event) {
                document.getElementById('result').innerText = 'Received: \n' + event.data;
            };
            return false;  // Prevent form submission
        }
    </script>
</body>

</html>