【feature】fix webmapv2 切换更新数据图例重复

SuperMap · Sep 11, 2024 · d2cf441 · d2cf441
1 parent 702dea4
commit d2cf441
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diff --git a/src/mapboxgl/web-map/WebMapV2.ts b/src/mapboxgl/web-map/WebMapV2.ts
@@ -2572,6 +2572,11 @@ export default class WebMap extends WebMapBase {
       default:
         break;
     }
+    const matchIndex = this._legendList.findIndex(item => item.layerId === layerInfo.layerID);
+    if (matchIndex > -1) {
+      this._legendList.splice(matchIndex, 1, legendItem);
+      return;
+    }
     this._legendList.push(legendItem);
   }
 

diff --git a/src/mapboxgl/web-map/__tests__/WebMapViewModel.spec.js b/src/mapboxgl/web-map/__tests__/WebMapViewModel.spec.js
@@ -1519,6 +1519,7 @@ describe('WebMapViewModel.spec', () => {
     const viewModel = new WebMapViewModel(commonId, { ...commonOption }, { ...commonMapOptions }, { ...commonMap });
     const callback = function (data) {
       expect(viewModel.getAppreciableLayers().length).toBe(uniqueLayer_polygon.layers.length + 1);
+      expect(viewModel.getLegendInfo().length).toBe(2);
       const layerInfo = { ...uniqueLayer_polygon.layers[0], id: uniqueLayer_polygon.layers[0].name };
       const features = [
         {
@@ -1547,6 +1548,7 @@ describe('WebMapViewModel.spec', () => {
       const spy = jest.spyOn(viewModel._handler, '_initOverlayLayer');
       viewModel.updateOverlayLayer(layerInfo, features);
       expect(spy).toBeCalled();
+      expect(viewModel.getLegendInfo().length).toBe(2);
       done();
     };
     viewModel.on({ addlayerssucceeded: callback });