meshview/meshview/templates/nodegraph.html

{% extends "base.html" %}

{% block head %}
    <script src="https://cdn.jsdelivr.net/npm/echarts/dist/echarts.min.js"></script>
{% endblock %}

{% block css %}
#mynetwork {
    width: 100%;
    height: 100vh;
    max-width: 2000px;
    max-height: 2000px;
    border: 1px solid lightgray;
    background-color: white;
}

.legend {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background-color: rgba(255, 255, 255, 0.8);
    padding: 5px;
    border-radius: 5px;
    border: 1px solid #ccc;
    font-size: 12px;
    color: #333;
}

#node-info {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #ccc;
    font-size: 14px;
    color: #333;
    width: 250px;
    max-height: 200px;
    overflow-y: auto;
}
{% endblock %}

{% block body %}
<div id="mynetwork"></div>

<!-- Legend -->
<div class="legend">
    <div><span style="background-color: #ff5733; width: 20px; height: 20px; display: inline-block; border-radius: 50%; margin-right: 5px;"></span> Traceroute</div>
    <div><span style="background-color: #3388ff; width: 20px; height: 20px; display: inline-block; border-radius: 50%; margin-right: 5px;"></span> NeighborInfo</div>
</div>

<!-- Node Information Panel -->
<div id="node-info">
    <b>Long Name: </b> <span id="node-long-name"></span></br>
    <b>Short Name: </b><span id="node-short-name"></span></br>
    <b>Role: </b><span id="node-role"></span></br>
    <b>Hardware Model: </b><span id="node-hw-model"></span>
</div>

<<script type="text/javascript">
    // Initialize chart
    var chart = echarts.init(document.getElementById('mynetwork'));


    var nodes = [
    {% for node in nodes %}
        {
            name: '{{ node.node_id }}',
            value: '{{ node.long_name | escape }}',
            symbol: 'rect',
            symbolSize: [null, 40],
            label: {
                show: true,
                position: 'inside',
                color: '#000',
                padding: [5, 10],
                formatter: function(params) { return params.data.value; },
                backgroundColor: '#f0f0f0',
                borderColor: '#999',
                borderWidth: 1,
                borderRadius: 5
            },
            long_name: '{{ node.long_name | escape }}',  // Add long name
            short_name: '{{ node.short_name | escape }}',  // Add short name
            role: '{{ node.role | escape }}',  // Add role
            hw_model: '{{ node.hw_model | escape }}'  // Add hardware model
        }{% if not loop.last %},{% endif %}
    {% endfor %}
    ];

    // Sample edge data (this will be passed from Python backend)
    var edges = [
    {% for edge in edges %}
        {
            source: '{{ edge.from }}',
            target: '{{ edge.to }}',
            originalColor: '{{ edge.originalColor }}', // Store original color
            lineStyle: {
                color: '#d3d3d3', // Set all edges to light gray by default
                width: 2, // Default width for all edges
                opacity: 0.5 // Dim edges by default
            }
        }{% if not loop.last %},{% endif %}
    {% endfor %}
    ];

    var option = {
        backgroundColor: 'white',
        tooltip: {
            formatter: function(params) {
                // Only show long_name on hover
                return params.data.long_name + ' - ' + params.data.short_name;

            }
        },
        animationDurationUpdate: 1500,
        animationEasingUpdate: 'quinticInOut',
        legend: {
            data: ['Traceroute', 'NeighborInfo'],
            selectedMode: false, // Disable item selection
            left: 'center',
            bottom: '5%',
            orient: 'vertical', // Stack legend vertically
            textStyle: {
                fontSize: 12,
                color: '#333'
            },
            itemWidth: 10,
            itemHeight: 10,
            padding: [5, 15]
        },
        series: [
            {
                type: 'graph',
                layout: 'force',
                data: nodes,
                links: edges,
                roam: true,
                force: {
                    repulsion: 500,
                    edgeLength: [100, 200],
                    gravity: 0.05
                },
                lineStyle: {
                    width: 2,
                    curveness: 0
                }
            }
        ]
    };

    chart.setOption(option);

    // Event listener for node clicks
    chart.on('click', function(params) {
        if (params.dataType === 'node') {
            var selectedNode = params.data.name;

            // Update edges for the selected node: highlight connected edges
            var updatedEdges = edges.map(edge => {
                if (edge.source === selectedNode || edge.target === selectedNode) {
                    return {
                        ...edge,
                        lineStyle: {
                            color: edge.originalColor, // Use original color for selected edges (blue or red)
                            width: 2, // Thinner width for highlighted edges
                            opacity: 1 // Full opacity for selected edges
                        }
                    };
                } else {
                    return edge; // Keep the non-selected edges in light gray
                }
            });

            // Update the chart with highlighted edges
            chart.setOption({
                series: [{ links: updatedEdges }]
            });

            // Update the node information panel
            document.getElementById('node-long-name').innerText = params.data.long_name;
            document.getElementById('node-short-name').innerText = params.data.short_name;
            document.getElementById('node-role').innerText = params.data.role;
            document.getElementById('node-hw-model').innerText = params.data.hw_model;
        }
    });
</script>
{% endblock %}