Init by url fir datasets page => DONE

src/app/search-multiple/store/search-multiple.effects.ts

@@ -52,7 +52,8 @@ export class SearchMultipleEffects {
                     actions.push(new searchMultipleActions.PositionCheckedAction());
                 }
                 if (state.router.state.queryParams.d) {
-                    // actions.push(new searchMultipleActions.DatasetsCheckedAction());
+                    actions.push(new searchMultipleActions.InitSelectedDatasetsAction(state.router.state.queryParams.d.split(';')));
+                    actions.push(new searchMultipleActions.DatasetsCheckedAction());
                 }
                 return actions;
             } else {
@@ -64,10 +65,14 @@ export class SearchMultipleEffects {
     @Effect()
     loadDatasetSearchMetaSuccessAction$ = this.actions$.pipe(
         ofType(datasetActions.LOAD_DATASET_SEARCH_META_SUCCESS),
-        map((action: datasetActions.LoadDatasetSearchMetaSuccessAction) => {
-            const datasetList: Dataset[] = action.payload[1];
-            const selectedDatasets: string[] = datasetList.map(d => d.name);
-            return new searchMultipleActions.InitSelectedDatasetsAction(selectedDatasets);
+        withLatestFrom(this.store$),
+        map(([action, state]) => {
+            if (state.searchMultiple.selectedDatasets.length === 0) {
+                const loadDatasetSearchMetaSuccessAction = action as datasetActions.LoadDatasetSearchMetaSuccessAction;
+                const datasetList: Dataset[] = loadDatasetSearchMetaSuccessAction.payload[1];
+                const selectedDatasets: string[] = datasetList.map(d => d.name);
+                return new searchMultipleActions.InitSelectedDatasetsAction(selectedDatasets);
+            }
         })
     );