fix(editor): disable sidebar items if base gtfs not fetched

fixes #404

Author: landonreed

lib/editor/components/GtfsEditor.js

@@ -304,7 +304,8 @@ export default class GtfsEditor extends Component<Props, State> {
       const {id, name, projectId, organizationId} = feedSource
       editingIsDisabled = !user.permissions ||
         !user.permissions.hasFeedPermission(organizationId, projectId, id, 'edit-gtfs') ||
-        feedIsLocked
+        feedIsLocked ||
+        !status.baseFetched
       if (editingIsDisabled) {
         console.warn(`User does not have permission to edit GTFS for ${name}.`)
       }

lib/editor/reducers/data.js

@@ -57,7 +57,7 @@ const data = (state: DataState = defaultState, action: Action): DataState => {
       }
       return update(state, {
         tables: {$set: feed},
-        status: {$set: {}}
+        status: {$set: {baseFetched: true}}
       })
     }
     case 'SHOW_EDITOR_MODAL':

lib/types/reducers.js

@@ -153,6 +153,7 @@ export type LockState = {
 }
 
 export type EditorStatus = {
+  baseFetched?: boolean,
   creatingSnapshot?: boolean,
   savePending?: boolean,
   saveSuccessful?: boolean,