fix: name new point layer using label if provided (follow-up) (keplergl#3297)

Signed-off-by: bdjulbic <bdjulbic@foursquare.com>

Author: lixun910

src/layers/src/point-layer/point-layer.ts

@@ -347,9 +347,10 @@ export default class PointLayer extends Layer {
         columns?: PointLayerColumnsConfig;
       } = {
         label:
-          pair.defaultName ||
-          (typeof label === 'string' && label.replace(/\.[^/.]+$/, '')) ||
-          'Point'
+          // Skip the generic 'point' fallback from findPointFieldPairs and use the dataset label instead
+          pair.defaultName && pair.defaultName !== 'point'
+            ? pair.defaultName
+            : (typeof label === 'string' && label.replace(/\.[^/.]+$/, '')) || 'Point'
       };
 
       // default layer color for begintrip and dropoff point

test/node/utils/layer-utils-test.js

@@ -164,7 +164,7 @@ test('layerUtils -> findDefaultLayer.1', t => {
       }
     }),
     new PointLayer({
-      label: 'point',
+      label: 'Point',
       dataId,
       columns: {
         lat: {