feat: bulk actions to update conversation objects (#3934)

Added the endpoints for bulk updating conversation objects

Fixes: #3845 #3940 #3943

app/jobs/bulk_actions_job.rb

@@ -0,0 +1,59 @@
+class BulkActionsJob < ApplicationJob
+  queue_as :medium
+  attr_accessor :records
+
+  MODEL_TYPE = ['Conversation'].freeze
+
+  def perform(account:, params:, user:)
+    @account = account
+    Current.user = user
+    @params = params
+    @records = records_to_updated(params[:ids])
+    bulk_update
+  ensure
+    Current.reset
+  end
+
+  def bulk_update
+    bulk_remove_labels
+    bulk_conversation_update
+  end
+
+  def bulk_conversation_update
+    params = available_params(@params)
+    records.each do |conversation|
+      bulk_add_labels(conversation)
+      conversation.update(params) if params
+    end
+  end
+
+  def bulk_remove_labels
+    records.each do |conversation|
+      remove_labels(conversation)
+    end
+  end
+
+  def available_params(params)
+    return unless params[:fields]
+
+    params[:fields].delete_if { |_k, v| v.nil? }
+  end
+
+  def bulk_add_labels(conversation)
+    conversation.add_labels(@params[:labels][:add]) if @params[:labels] && @params[:labels][:add]
+  end
+
+  def remove_labels(conversation)
+    return unless @params[:labels] && @params[:labels][:remove]
+
+    labels = conversation.label_list - @params[:labels][:remove]
+    conversation.update(label_list: labels)
+  end
+
+  def records_to_updated(ids)
+    current_model = @params[:type].camelcase
+    return unless MODEL_TYPE.include?(current_model)
+
+    current_model.constantize&.where(account_id: @account.id, display_id: ids)
+  end
+end