app/internal/templates/dashboard/dashboard.html

{{ define "content" }}
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>{{.Title}}</title>
    <link
      href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css"
      rel="stylesheet"
    />
    <script src="https://cdn.tailwindcss.com"></script>
    <link
      rel="stylesheet"
      href="https://cdn.jsdelivr.net/npm/ol@7.5.2/ol.css"
    />
    <script src="https://cdn.jsdelivr.net/npm/ol@7.5.2/dist/ol.js"></script>

    <style>
      /* CRITICAL: Prevent any duplicate maps */
      .ol-viewport {
        max-width: 100% !important;
        max-height: 700px !important;
      }

      #single-map {
        width: 100%;
        height: 700px;
        border: 1px solid #e5e7eb;
      }

      .map-controls {
        position: absolute;
        top: 10px;
        left: 10px;
        z-index: 1000;
        display: flex;
        flex-direction: column;
        gap: 10px;
      }

      .control-button {
        background: white;
        border: 1px solid #ccc;
        border-radius: 4px;
        padding: 8px 12px;
        cursor: pointer;
        font-size: 12px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
      }

      .ol-popup {
        position: absolute;
        background-color: white;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        padding: 15px;
        border-radius: 8px;
        border: 1px solid #e5e7eb;
        bottom: 12px;
        left: -50px;
        min-width: 200px;
        max-width: 300px;
      }

      .ol-popup:after {
        top: 100%;
        border: solid transparent;
        content: " ";
        height: 0;
        width: 0;
        position: absolute;
        pointer-events: none;
        border-color: rgba(255, 255, 255, 0);
        border-top-color: #ffffff;
        border-width: 10px;
        left: 48px;
        margin-left: -10px;
      }
    </style>
  </head>
  <body class="bg-gray-50">
    <!-- Navigation -->
    <div class="bg-white border-b border-gray-200 w-full">
      <div class="px-8 py-6">
        <div class="flex items-center justify-between">
          <div class="flex items-center gap-3">
            <div class="w-8 h-8 bg-blue-600 flex items-center justify-center">
              <i class="fas fa-chart-bar text-white text-sm"></i>
            </div>
            <span class="text-xl font-semibold text-gray-900"
              >Dashboard Overview</span
            >
          </div>
          <div class="flex items-center gap-4">
            <button
              class="px-6 py-2.5 bg-blue-600 text-white text-sm font-medium hover:bg-blue-700 transition-colors"
              onclick="refreshMap()"
            >
              <i class="fas fa-sync-alt mr-2"></i>Refresh Map
            </button>
            <button
              class="px-6 py-2.5 bg-green-600 text-white text-sm font-medium hover:bg-green-700 transition-colors"
              onclick="window.location.href='/addresses/upload-csv'"
            >
              <i class="fas fa-upload mr-2"></i>Import Data
            </button>
          </div>
        </div>
      </div>
    </div>

    <!-- Stats Grid -->
    <div
      class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 bg-white border-b border-gray-200"
    >
      <div class="border-r border-gray-200 p-8">
        <div class="flex items-center">
          <div class="w-12 h-12 bg-blue-50 flex items-center justify-center">
            <i class="fas fa-users text-blue-600 text-lg"></i>
          </div>
          <div class="ml-4">
            <p class="text-sm font-medium text-gray-600 mb-1">
              Active Volunteers
            </p>
            <p class="text-2xl font-bold text-gray-900">{{.VolunteerCount}}</p>
          </div>
        </div>
      </div>

      <div class="border-r border-gray-200 p-8">
        <div class="flex items-center">
          <div class="w-12 h-12 bg-green-50 flex items-center justify-center">
            <i class="fas fa-map-marker-alt text-green-600 text-lg"></i>
          </div>
          <div class="ml-4">
            <p class="text-sm font-medium text-gray-600 mb-1">
              Addresses Visited
            </p>
            <p class="text-2xl font-bold text-gray-900">{{.ValidatedCount}}</p>
            <p id="marker-count" class="text-xs text-gray-500">Loading...</p>
          </div>
        </div>
      </div>

      <div class="border-r border-gray-200 p-8">
        <div class="flex items-center">
          <div class="w-12 h-12 bg-yellow-50 flex items-center justify-center">
            <i class="fas fa-dollar-sign text-yellow-600 text-lg"></i>
          </div>
          <div class="ml-4">
            <p class="text-sm font-medium text-gray-600 mb-1">Donation</p>
            <p class="text-2xl font-bold text-gray-900">${{.TotalDonations}}</p>
          </div>
        </div>
      </div>

      <div class="p-8">
        <div class="flex items-center">
          <div class="w-12 h-12 bg-red-50 flex items-center justify-center">
            <i class="fas fa-percentage text-red-600 text-lg"></i>
          </div>
          <div class="ml-4">
            <p class="text-sm font-medium text-gray-600 mb-1">Houses Left</p>
            <p class="text-2xl font-bold text-gray-900">
              {{.HousesLeftPercent}}%
            </p>
          </div>
        </div>
      </div>
    </div>

    <!-- SINGLE MAP SECTION -->
    <div class="bg-white w-full relative">
      <div class="map-controls">
        <button class="control-button" onclick="refreshMap()">
          <i class="fas fa-sync-alt"></i> Refresh
        </button>
        <button class="control-button" onclick="fitAllMarkers()">
          <i class="fas fa-expand-arrows-alt"></i> Fit All
        </button>
        <button class="control-button" onclick="clearAllMarkers()">
          <i class="fas fa-trash"></i> Clear
        </button>
      </div>

      <!-- THIS IS THE ONLY MAP CONTAINER -->
      <div id="single-map"></div>

      <div id="popup" class="ol-popup">
        <a
          href="#"
          id="popup-closer"
          style="
            position: absolute;
            top: 8px;
            right: 8px;
            text-decoration: none;
          "
          >×</a
        >
        <div id="popup-content"></div>
      </div>
    </div>

    <script>
      // Global variables - only one set
      let theMap = null;
      let markerLayer = null;
      let popup = null;
      let initialized = false;

      // Clean initialization
      function initializeMap() {
        if (initialized || !window.ol) {
          console.log("Map already initialized or OpenLayers not ready");
          return;
        }

        console.log("Initializing single map...");

        try {
          // Calgary coordinates
          const center = ol.proj.fromLonLat([-114.0719, 51.0447]);

          // Create the ONE AND ONLY map
          theMap = new ol.Map({
            target: "single-map",
            layers: [
              new ol.layer.Tile({
                source: new ol.source.OSM(),
              }),
            ],
            view: new ol.View({
              center: center,
              zoom: 11,
            }),
          });

          // Create popup
          popup = new ol.Overlay({
            element: document.getElementById("popup"),
            positioning: "bottom-center",
            stopEvent: false,
            offset: [0, -50],
          });
          theMap.addOverlay(popup);

          // Close popup handler
          document.getElementById("popup-closer").onclick = function () {
            popup.setPosition(undefined);
            return false;
          };

          // Create marker layer
          markerLayer = new ol.layer.Vector({
            source: new ol.source.Vector(),
            style: new ol.style.Style({
              text: new ol.style.Text({
                text: "📍",
                font: "24px sans-serif",
                fill: new ol.style.Fill({ color: "#EF4444" }),
                offsetY: -12, // Adjust vertical position so pin points to location
              }),
            }),
          });
          theMap.addLayer(markerLayer);

          // Click handler
          theMap.on("click", function (event) {
            const feature = theMap.forEachFeatureAtPixel(
              event.pixel,
              function (feature) {
                return feature;
              }
            );

            if (feature && feature.get("address_data")) {
              const data = feature.get("address_data");
              document.getElementById("popup-content").innerHTML = `
                            <div class="text-sm">
                                <h4 class="font-semibold text-gray-900 mb-2">Address Details</h4>
                                <p><strong>Address:</strong> ${data.address}</p>
                                <p><strong>House #:</strong> ${data.house_number}</p>
                                <p><strong>Street:</strong> ${data.street_name} ${data.street_type}</p>
                                <p><strong>ID:</strong> ${data.address_id}</p>
                            </div>
                        `;
              popup.setPosition(event.coordinate);
            } else {
              popup.setPosition(undefined);
            }
          });

          initialized = true;
          console.log("Map initialized successfully");

          // Load markers
          setTimeout(loadMarkers, 500);
        } catch (error) {
          console.error("Map initialization error:", error);
        }
      }

      // Load validated addresses
      async function loadMarkers() {
        try {
          const response = await fetch("/api/validated-addresses");
          const addresses = await response.json();

          console.log(`Loading ${addresses.length} addresses`);
          document.getElementById(
            "marker-count"
          ).textContent = `${addresses.length} on map`;

          // Clear existing markers
          markerLayer.getSource().clear();

          // Add new markers
          const features = [];
          addresses.forEach((addr) => {
            if (addr.longitude && addr.latitude) {
              const coords = ol.proj.fromLonLat([
                addr.longitude,
                addr.latitude,
              ]);
              const feature = new ol.Feature({
                geometry: new ol.geom.Point(coords),
                address_data: addr,
              });
              features.push(feature);
            }
          });

          markerLayer.getSource().addFeatures(features);

          if (features.length > 0) {
            const extent = markerLayer.getSource().getExtent();
            theMap.getView().fit(extent, { padding: [20, 20, 20, 20] });
          }
        } catch (error) {
          console.error("Error loading markers:", error);
          document.getElementById("marker-count").textContent = "Error loading";
        }
      }

      // Control functions
      function refreshMap() {
        loadMarkers();
      }

      function fitAllMarkers() {
        if (markerLayer && markerLayer.getSource().getFeatures().length > 0) {
          const extent = markerLayer.getSource().getExtent();
          theMap.getView().fit(extent, { padding: [20, 20, 20, 20] });
        }
      }

      function clearAllMarkers() {
        if (markerLayer) {
          markerLayer.getSource().clear();
        }
        if (popup) {
          popup.setPosition(undefined);
        }
      }

      // Initialize when ready
      document.addEventListener("DOMContentLoaded", function () {
        setTimeout(initializeMap, 1000);
      });
    </script>
  </body>
</html>
{{ end }}