AW-1079

2020-03-26 15:45:57 +01:00
parent bc17f80050
commit dad8e061ea
2 changed files with 16 additions and 14 deletions
--- a/projects/common-map/src/fm-map/reducers/map.reducer.ts
+++ b/projects/common-map/src/fm-map/reducers/map.reducer.ts
@@ -316,8 +316,14 @@ export function reducer(state = initialState, action: mapActions.Actions | commo
      let itemLayers = state.overlayLayers.slice(0);
      let itemLayer = new ItemLayer(a.item);
      itemLayer.layerIndex = a.layerIndex == -1 ? 0 : a.layerIndex;
-      itemLayers.push(itemLayer);
-      return tassign(state, { overlayLayers: itemLayers, selectedOverlayLayer: itemLayer });
+      let existing = itemLayers.filter(il => il.item.code == itemLayer.item.code && il.layerIndex == itemLayer.layerIndex);
+      if(existing.length==0) {
+        itemLayers.push(itemLayer);
+        return tassign(state, { overlayLayers: itemLayers, selectedOverlayLayer: itemLayer });
+      } else {
+        return state;
+      }
+    
    }
    case mapActions.REMOVELAYER: {
      let a = action as mapActions.RemoveLayer;