@@ -16,6 +16,39 @@
   </form>
 <script>
 const endpoint = 'https://gist.githubusercontent.com/Miserlou/c5cd8364bf9b2420bb29/raw/2bf258763cdddd704f8ffd3ea9a3e81d25e2c6f6/cities.json';
+const cities = [];
+const promise = fetch(endpoint)
+  .then(rawResponse => rawResponse.json())
+  .then(data => cities.push(...data));
+
+const search = document.querySelector('.search');
+const suggestions = document.querySelector('.suggestions');
+
+function findMatches(word){
+  return cities.filter(place => {
+    const regex = new RegExp(word, 'gi')
+    return place.city.match(regex) || place.state.match(regex)
+  })
+}
+
+function displayMatches(){
+  const newMatches = findMatches(this.value);
+  const html = newMatches.map(place => {
+    const regex = new RegExp(this.value, 'gi');
+    const cityName = place.city.replace(regex, `<span class="hl">${this.value}</span>`)
+    const stateName = place.state.replace(regex, `<span class="hl">${this.value}</span>`)
+    return `
+      <li>
+        <span class="name">${cityName}, ${stateName}</span>
+        <span class="population">${place.population}</span>
+      </li>`
+  }).join('')
+  suggestions.innerHTML = html;
+}
+
+search.addEventListener('keyup', displayMatches)
+search.addEventListener('change', displayMatches)
+
 
 </script>
   </body>