JSFiddle - React, Tailwind, and code Playground

by Tristen Brown

HTML

<script src="https://api.mapbox.com/mapbox-gl-js/v3.8.0/mapbox-gl.js"></script>
<link rel="stylesheet" href="https://api.mapbox.com/mapbox-gl-js/v3.8.0/mapbox-gl.css">
<link rel="stylesheet" href="https://api.mapbox.com/mapbox-assembly/mbx/v1.2.0/assembly.min.css">
<div id="map" class="absolute top bottom left right w-full"></div>

JavaScript

mapboxgl.accessToken =
  "pk.eyJ1IjoibWFwYm94c2F0ZWxsaXRlIiwiYSI6ImNqZWZ0MHg0djFqZWoyeG9kN3ZiMmkyd3cifQ.y2HNjGo7FcKQ7psI_BfGqQ"

const style = {
  version: 8,
  center: [-79.3819, 43.6449],
  zoom: 15.5,
  sources: {
    composite: {
      url: "mapbox://mapbox.mapbox-streets-v8",
      type: "vector",
    },
  },
  glyphs: "mapbox://fonts/mapbox/{fontstack}/{range}.pbf",
  projection: { name: "globe" },
  layers: [
    {
      id: "building",
      type: "fill",
      source: "composite",
      "source-layer": "building",
      paint: {
        "fill-color": [
          "case",
          ["to-boolean", ["feature-state", "state"]],
          "#000000",
          "red",
        ]
      }
    }
  ]
}

const map = (window.map = new mapboxgl.Map({
  container: "map",
  hash: true,
  style,
}))

map.addInteraction("click-building", {
  type: "click",
  layers: ['building'],
  handler: (e) => {
    console.log(e.feature) // Always prints `null`
  },
})