Add aditional checks for inventory state objects [SCI-3412]

app/controllers/user_repositories_controller.rb

@@ -3,7 +3,7 @@ class UserRepositoriesController < ApplicationController
 
   def save_table_state
     service = RepositoryTableStateService.new(current_user, @repository)
-    service.update_state(params[:state])
+    service.update_state(params.require(:state).permit!.to_h)
     respond_to do |format|
       format.json do
         render json: {

app/services/repository_table_state_service.rb

@@ -13,16 +13,20 @@ class RepositoryTableStateService
   # record, has EVERYTHING (booleans, symbols, keys, ...) saved as Strings.
 
   def load_state
-    state = RepositoryTableState.where(user: @user, repository: @repository).take
-    if state.blank?
-      state = self.create_default_state
-    end
-    state
+    loaded = RepositoryTableState.where(user: @user, repository: @repository).take
+    loaded = create_default_state unless loaded&.state&.present? &&
+                                         loaded.state['order'] &&
+                                         loaded.state['columns'] &&
+                                         loaded.state['ColReorder'] &&
+                                         loaded.state.dig('columns', '1', 'visible') == 'true' &&
+                                         loaded.state.dig('columns', '3', 'visible') == 'true'
+    loaded
   end
 
   def update_state(state)
-    self.load_state
-        .update(state: state)
+    saved_state = load_state
+    return if saved_state.state.except('time') == state.except('time')
+    saved_state.update(state: state)
   end
 
   def create_default_state