#[UIC-2110]:updated sliceoptions in slice formdata (#244)

* fix(slice):not saved sliceoptions in subscriberlayer and removed  existing sliceoptions from subscriberlayer while importing dashboard

not saved sliceoptions in subscriberlayer and removed  existing sliceoptions from subscriberlayer while importing dashboard
sliceoptions will be fetch on runtime

UIC-2110

* fix(slice):did review changes

did review changes

UIC-2110

superset/assets/src/explore/components/controls/SubscriberLayer.jsx

@@ -255,7 +255,8 @@ export default class SubscriberLayer extends React.PureComponent {
       const subscription = {};
 
       Object.keys(this.state).forEach((k) => {
-        if (this.state[k] !== null) {
+        // add checks of not dump sliceOptions in formdata ,it will fetch runtime always
+        if ( k != 'sliceOptions' && this.state[k] !== null ) {
           subscription[k] = this.state[k];
         }
       });

superset/utils/dashboard_import_export.py

@@ -22,13 +22,23 @@
 from superset.models.core import Dashboard
 from superset.utils.core import decode_dashboards
 
+def update_slice_options(slices):
+    # remove sliceOptions before dump to db ,it will fetch on runtime
+    for slice in slices:
+        params = json.loads(slice.params)
+        for subscriber_layer in params['subscriber_layers']:
+            if 'sliceOptions' in subscriber_layer:
+                subscriber_layer['sliceOptions'] = []
+        slice.params = json.dumps(params)  
+
 def dashboard_json(data):
     return json.loads(data, object_hook=decode_dashboards)
 
 def import_dashboard_json(session, data, import_time=None):
     current_tt = int(time.time())
     import_time = current_tt if import_time is None else import_time
     dashboard = data['dashboards'][0]
+    update_slice_options(dashboard.slices)
     dash_id = Dashboard.import_obj(
             dashboard, import_time=import_time)
     session.commit()
@@ -44,6 +54,7 @@ def import_dashboards(session, data_stream, import_time=None):
         type(table).import_obj(table, import_time=import_time)
     session.commit()
     for dashboard in data['dashboards']:
+        update_slice_options(dashboard.slices)
         Dashboard.import_obj(
             dashboard, import_time=import_time)
     session.commit()