MNDOT cameras _do_ expose a source!

Co-Authored-By: Eric Villnow <villnoweric@gmail.com>

layers/dot-cams/mn/get_data.py

@@ -40,9 +40,17 @@ for c in camera_views:
         print(c)
         raise Exception(f"Unexpected number of features: {len(c['features'])}")
     
-    if re.match(r"Show [\d]* cameras", c['tooltip']):
+    if re.match(r"Show .* cameras", c['tooltip']):
         raise Exception(f"Not zoomed in enough! Finding aggregate cameras: {c}")
 
+    for view in c['views']:
+        if len(view['sources']) != 1 if view['category'] == 'VIDEO' else 0:
+            print(view)
+            raise Exception(f"Unexpected number of sources ({len(view['sources'])})")
+        for source in view['sources'] or []:
+            if source['type'] != 'application/x-mpegURL':
+                raise Exception(f"Unexpected type {source['type']}")
+
     viewCount += len(c['views'])
     cameras.append({
         "type": "Feature",

layers/dot-cams/mn/layer.js

@@ -39,9 +39,7 @@ vectorLayer.customPopupCallback = function(feature) {
     if (view.category.toLowerCase() == "video") {
         const video = document.getElementById('popupVideo');
 
-        const videoID = view.url.split('/').pop();
-
-        const videoSrc = `https://video.dot.state.mn.us/public/${videoID}.stream/playlist.m3u8`;
+        const videoSrc = view.sources[0].src;
         if (Hls.isSupported()) {
             var hls = new Hls();
             hls.loadSource(videoSrc);

layers/dot-cams/mn/query.graphql

@@ -18,6 +18,11 @@ query MapFeatures($input: MapFeaturesArgs!, $plowType: String) {
           uri
           ... on CameraView {
             url
+            sources {
+              type
+              src
+            }
+            title
           }
           category
         }