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 style="position: absolute; top: 10px; left: 10px; z-index: 10;">
    <input type="text" id="node-search" placeholder="Search node..."
           style="padding: 5px; border-radius: 5px; border: 1px solid #ccc;">
    <button onclick="searchNode()"
            style="padding: 5px 10px; margin-left: 5px; border-radius: 5px; border: 1px solid #ccc; background-color: #3388ff; color: white;">
        Search
    </button>
</div>

<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 | tojson }}`,
            symbol: 'rect',
            symbolSize: [5, 5],
            label: {
                show: true,
                position: 'inside',
                color: '#000',
                padding: [5, 10],
                formatter: function(params) {
                    // Remove quotes around the long_name
                    return params.data.value.replace(/^"(.*)"$/, '$1'); // Remove surrounding quotes
                },
                backgroundColor: '#f0f0f0',
                borderColor: '#999',
                borderWidth: 1,
                borderRadius: 5
            },
            long_name: `{{ node.long_name | tojson }}`,
            short_name: `{{ node.short_name | tojson }}`,
            role: `{{ node.role | tojson }}`,
            hw_model: `{{ node.hw_model | tojson }}`
        }{% if not loop.last %},{% endif %}
    {% endfor %}
    ];

    var edges = [
    {% for edge in edges %}
        {
            source: `{{ edge.from }}`,
            target: `{{ edge.to }}`,
            originalColor: `{{ edge.originalColor }}`,
            lineStyle: {
                color: '#d3d3d3',
                width: 2,
                opacity: 0.5
            }
        }{% if not loop.last %},{% endif %}
    {% endfor %}
    ];

    var option = {
        backgroundColor: 'white',
        tooltip: {
            formatter: function(params) {
                if (params.dataType === 'node') {
                    return (params.data.long_name || 'Unknown') + ' - ' + (params.data.short_name || 'Unknown');
                } else {
                    return ''; // Hide tooltip for edges
                }
            }
        },

        animationDuration: 0,  // Disable all animation
        animationEasing: 'linear', // Make easing linear to avoid any animation effect
        legend: {
            data: ['Traceroute', 'NeighborInfo'],
            selectedMode: false,
            left: 'center',
            bottom: '5%',
            orient: 'vertical',
            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: 100, // Reduced repulsion for more static graph
                    edgeLength: [100, 150], // Shorten edge length to keep nodes closer
                    gravity: 0.03 // Lower gravity to prevent too much movement
                },
                lineStyle: {
                    width: 2,
                    curveness: 0
                },
                edgeLabel: { show: false }, // Hides edge labels
                tooltip: { show: false } // Disables tooltips for edges
            }
        ]
    };

    chart.setOption(option);

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

            var updatedEdges = edges.map(edge => {
                if (edge.source === selectedNode || edge.target === selectedNode) {
                    return {
                        ...edge,
                        lineStyle: {
                            color: edge.originalColor,
                            width: 2,
                            opacity: 1
                        }
                    };
                } else {
                    return edge;
                }
            });

            chart.setOption({
                series: [{ links: updatedEdges }]
            });

            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;
        }
    });

    function searchNode() {
        var searchQuery = document.getElementById('node-search').value.toLowerCase().trim();

        if (!searchQuery) return;

        var foundNode = nodes.find(node =>
            node.name.toLowerCase().includes(searchQuery) ||
            node.long_name.toLowerCase().includes(searchQuery) ||
            node.short_name.toLowerCase().includes(searchQuery)
        );

        if (foundNode) {
            // Update the node's label background color to light blue
            chart.setOption({
                series: [{
                    data: nodes.map(node => ({
                        ...node,
                        label: {
                            ...node.label,
                            backgroundColor: node.name === foundNode.name ? '#add8e6' : node.label.backgroundColor
                        }
                    }))
                }]
            });

            // Simulate node click behavior
            var updatedEdges = edges.map(edge => {
                if (edge.source === foundNode.name || edge.target === foundNode.name) {
                    return {
                        ...edge,
                        lineStyle: {
                            color: edge.originalColor,
                            width: 2,
                            opacity: 1
                        }
                    };
                } else {
                    return edge;
                }
            });

            chart.setOption({
                series: [{ links: updatedEdges }]
            });

            // Update the node info panel
            document.getElementById('node-long-name').innerText = foundNode.long_name;
            document.getElementById('node-short-name').innerText = foundNode.short_name;
            document.getElementById('node-role').innerText = foundNode.role;
            document.getElementById('node-hw-model').innerText = foundNode.hw_model;

            // Recenter the graph on the found node
            chart.dispatchAction({
                type: 'moveTo',
                seriesIndex: 0,
                dataIndex: nodes.indexOf(foundNode),
                zoom: 1.5 // Adjust zoom level as needed
            });

        } else {
            alert("Node not found!");
        }
    }
</script>
{% endblock %}