chore: Ability to filter conversations with priority (#10967)

- Ability to filter conversation with priority

---------

Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>
Co-authored-by: Sivin Varghese <64252451+iamsivin@users.noreply.github.com>
Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

app/helpers/filters/filter_helper.rb

@@ -1,4 +1,4 @@
-module FilterHelper
+module Filters::FilterHelper
   def build_condition_query(model_filters, query_hash, current_index)
     current_filter = model_filters[query_hash['attribute_key']]
 
@@ -89,4 +89,18 @@ module FilterHelper
     operator = condition['query_operator'].upcase
     raise CustomExceptions::CustomFilter::InvalidQueryOperator.new({}) unless %w[AND OR].include?(operator)
   end
+
+  def conversation_status_values(values)
+    return Conversation.statuses.values if values.include?('all')
+
+    values.map { |x| Conversation.statuses[x.to_sym] }
+  end
+
+  def conversation_priority_values(values)
+    values.map { |x| Conversation.priorities[x.to_sym] }
+  end
+
+  def message_type_values(values)
+    values.map { |x| Message.message_types[x.to_sym] }
+  end
 end