mindmap_project/idea_cloud.html at main · asdfaqer/mindmap_project · GitHub

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<!DOCTYPE html>
<html>
<head>
    <title>Mindmap</title>
    <link rel="icon" type="image/x-icon" href="/Mindmap.png">
    <meta charset="utf-8">  <script type="text/javascript" src="https://unpkg.com/vis-network/dist/vis-network.min.js"></script>
    <style>
      body {
        margin: 0;
        font-family: Arial, sans-serif;
      }

      #mynetwork {
        position: absolute;
        top: 0;
        left: 0;
        width: 70%; /* Initial width for the graph area */
        height: 100vh;
        transition: width 0.3s, left 0.3s;
        z-index: 1;
      }

      #sidebar {
        position: absolute;
        top: 0;
        left: 70%;
        width: 30%;
        height: 100vh;
        padding: 10px;
        box-sizing: border-box;
        overflow-y: auto;
        border-left: 1px solid #ccc;
        background: #f9f9f9;
        transition: width 0.3s, left 0.3s, padding-left 0.3s;
        z-index: 2;
      }

      #sidebar.fullscreen {
        left: 0;
        width: 100%;
        padding-left: 30px; /* Push content to the right to make space for the button */
      }

      #mynetwork.fullscreen {
        left: -70%;
        width: 70%;
      }

      #toggle-button {
        position: absolute;
        top: 0;
        left: calc(70% - 20px);
        width: 20px;
        height: 100vh;
        background: #ccc;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        writing-mode: vertical-rl;
        text-orientation: upright;
        font-size: 12px;
        z-index: 3;
        border-right: 1px solid #999;
        transition: left 0.3s;
      }

      #toggle-button.fullscreen {
        left: 0;
      }

      /* These styles are no longer directly used for sidebar content but kept for reference
         if you decide to revert to direct content injection. */
      #sidebar img {
        width: 100%;
        max-height: 150px;
        object-fit: contain;
        margin: 10px 0;
      }

      #sidebar h2 {
        font-size: 1rem;
        margin-top: 0;
      }

      #sidebar p {
        font-size: 0.9rem;
      }
    </style>
</head>
<body>
    <div id="mynetwork"></div>

    <div id="toggle-button" onclick="toggleSidebar()">▶</div>

    <div id="sidebar">
      <h2>Click a node</h2>
      <p>Details will appear here.</p>
    </div>

    <script type="text/javascript">
      // Global variable for vis.js network instance
      var network;
      var nodeDataLookup = {}; // This will store the sidebar_lookup data

      // Function to update sidebar content
      function updateSidebar(nodeId) {
        var sidebar = document.getElementById("sidebar");
        var data = nodeDataLookup[nodeId];

        if (data && data.html_file) {
          sidebar.innerHTML = '<h2>Loading...</h2><p>Please wait.</p>';

          fetch(data.html_file)
            .then(response => {
              if (!response.ok) {
                throw new Error(`HTTP error! status: ${response.status}`);
              }
              return response.text();
            })
            .then(htmlContent => {
              sidebar.innerHTML = htmlContent; // Inject the fetched HTML
            })
            .catch(error => {
              console.error('Error loading HTML file:', error);
              sidebar.innerHTML = `<h2>Error</h2><p>Could not load details for ${nodeId}.</p><p>${error.message}</p>`;
            });
        } else {
          sidebar.innerHTML = '<h2>No details available</h2><p>Click a node with associated data.</p>';
        }
      }

      // Function to toggle sidebar
      function toggleSidebar() {
        const sidebar = document.getElementById("sidebar");
        const networkDiv = document.getElementById("mynetwork");
        const button = document.getElementById("toggle-button");

        const isFullscreen = sidebar.classList.toggle("fullscreen");
        networkDiv.classList.toggle("fullscreen");
        button.classList.toggle("fullscreen");

        button.innerText = isFullscreen ? "◀" : "▶";

        // Give CSS transition time to complete, then resize network
        setTimeout(function() {
            if (typeof network !== "undefined") {
                network.resize();
                if (!isFullscreen) {
                    network.fit(); // Fit graph to view when exiting fullscreen
                }
            }
        }, 300);
      }

      // --- NEW JAVASCRIPT FOR DYNAMIC GRAPH CREATION ---
      document.addEventListener("DOMContentLoaded", function() {
          var container = document.getElementById('mynetwork');

          // Fetch the graph data from the JSON file
          fetch('node_data/graph_data.json')
              .then(response => {
                  if (!response.ok) {
                      throw new Error(`HTTP error! status: ${response.status}`);
                  }
                  return response.json();
              })
              .then(data => {
                  // Store sidebar lookup data
                  nodeDataLookup = data.sidebar_lookup;

                  // Create nodes and edges DataSets for vis.js
                  var nodes = new vis.DataSet(data.nodes);
                  var edges = new vis.DataSet(data.edges);

                  // Provide the data to the vis.Network
                  var visData = {
                      nodes: nodes,
                      edges: edges
                  };

                  // Default options for the network
                  var options = {
                    nodes: {
                        shape: 'dot',
                        font: {
                            size: 15
                        },
                        shadow:true
                    },
                    edges: {
                        width: 2,
                        shadow:true
                    },
                    physics: {
                        enabled: true,
                        barnesHut: {
                            gravitationalConstant: -2000,
                            centralGravity: 0.3,
                            springLength: 95,
                            springConstant: 0.04,
                            damping: 0.09,
                            avoidOverlap: 0
                        },
                        solver: 'barnesHut',
                        stabilization: { iterations: 2500 } // Helps stabilize graph on load
                    },
                    interaction: {
                        hover: true,
                        navigationButtons: true, // Add zoom in/out, fit buttons
                        keyboard: true // Enable keyboard navigation
                    }
                  };

                  // Initialize the network
                  network = new vis.Network(container, visData, options);

                  // Attach click event listener to the dynamically created network
                  network.on("click", function(params) {
                      if (params.nodes.length > 0) {
                          updateSidebar(params.nodes[0]);
                      }
                  });

                  // Optional: Fit the network to view after it's loaded and stabilized
                  network.once('stabilizationIterationsDone', function() {
                      network.fit();
                  });
              })
              .catch(error => {
                  console.error('Error fetching graph data:', error);
                  document.getElementById('mynetwork').innerHTML = `
                      <div style="padding: 20px; color: red;">
                          <h2>Error Loading Graph</h2>
                          <p>Could not load graph data. Please ensure 'node_data/graph_data.json' exists and the server is running correctly.</p>
                          <p>Error: ${error.message}</p>
                      </div>
                  `;
              });
      });
    </script>
</body>
</html>