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<!DOCTYPE html>
<html>
<head>
    <title>Client {{ client_id }} - Camera Streams</title>
    <style>
        .camera-stream { display: inline-block; margin: 10px; }
        video { border: 1px solid #333; }
    </style>
</head>
<body>
    <h1>Camera Streams for client: {{ client_id }}</h1>
    <div class="streams-container">
        {% for camera_id in camera_ids %}
        <div class="camera-stream">
            <h2>Camera: {{ camera_id }}</h2>
            <img id="video-{{ camera_id }}" width="640" height="480" />
            <div>
                <h3>Modify Camera Name</h3>
                <input type="text" id="new-name-{{ camera_id }}" placeholder="New Name">
                <button onclick="sendConfig('{{ camera_id }}', 'modify_camera_name')">Send</button>
            </div>
            <div>
                <h3>Modify Camera Threshold</h3>
                <input type="number" id="threshold-value-{{ camera_id }}" placeholder="Threshold">
                <button onclick="sendConfig('{{ camera_id }}', 'modify_camera_threshold')">Send</button>
            </div>
            <div>
                <h3>Modify Camera Grace Period</h3>
                <input type="number" id="grace-value-{{ camera_id }}" placeholder="Grace Period">
                <button onclick="sendConfig('{{ camera_id }}', 'modify_camera_grace_pd')">Send</button>
            </div>
            <div>
                <h3>Modify Camera Address</h3>
                <input type="text" id="address-value-{{ camera_id }}" placeholder="New Address">
                <button onclick="sendConfig('{{ camera_id }}', 'modify_camera_address')">Send</button>
            </div>
        </div>
    {% endfor %}
    <div>
        <h3>Add Camera</h3>
        <input type="text" id="add-name" placeholder="Camera Name">
        <input type="text" id="add-address" placeholder="Address">
        <button onclick="sendConfig('add_camera')">Send</button>
    </div>
    <div>
        <h3>Remove Camera</h3>
        <input type="text" id="remove-name" placeholder="Camera Name">
        <button onclick="sendConfig('remove_camera')">Send</button>
    </div>
    </div>
    <script>
    const wsMap = {};
    {% for camera_id in camera_ids %}
    // For each camera, open a WebSocket and update the corresponding <img>
    (function() {
        const cameraId = '{{ camera_id }}';
        const ws = new WebSocket('ws://' + window.location.host + '/ws/{{ client_id }}/' + cameraId);
        let currentUrl = null;
        ws.onmessage = function(event) {
            let image = document.getElementById('video-' + cameraId);
            if (currentUrl) {
                URL.revokeObjectURL(currentUrl);
            }
            currentUrl = URL.createObjectURL(event.data);
            image.src = currentUrl;
        };
        ws.onclose = function(event) {
            console.log('WebSocket closed for camera ' + cameraId + ':', event);
        };
        ws.onerror = function(event) {
            console.log('WebSocket error for camera ' + cameraId + ':', event);
        };
        window.addEventListener('beforeunload', function() {
            ws.close();
        });
        wsMap[cameraId] = ws;
    })();
    {% endfor %}

    function sendConfig(cameraId, type) {
        let msg = {};
        switch(type) {
            case 'modify_camera_name':
                msg[type] = [
                    // cameraId,
                    document.getElementById('new-name-' + cameraId).value
                ];
                break;
            case 'modify_camera_threshold':
                msg[type] = [
                    // cameraId,
                    document.getElementById('threshold-value-' + cameraId).value
                ];
                break;
            case 'modify_camera_grace_pd':
                msg[type] = [
                    // cameraId,
                    parseInt(document.getElementById('grace-value-' + cameraId).value)
                ];
                break;
            case 'modify_camera_address':
                msg[type] = [
                    // cameraId,
                    document.getElementById('address-value-' + cameraId).value
                ];
                break;
            case 'add_camera':
                msg[type] = [
                    document.getElementById('add-name').value,
                    document.getElementById('add-address').value
                ];
                break;
            case 'remove_camera':
                msg[type] = [
                    document.getElementById('remove-name').value
                ];
                break;
        }
        const ws = wsMap[cameraId] && wsMap[cameraId] ? wsMap[cameraId] : Object.values(wsMap)[0];
        if (ws && ws.readyState === WebSocket.OPEN) {
            console.log("Sending message:", msg, "on ws:", ws);
            ws.send(JSON.stringify(msg));
        } else {
            alert('WebSocket is not open for camera ' + cameraId);
        }
    }
    </script>
</body>
</html>