Rails Chat Web Application

Need a chat application in rails (same as messenger) in which following things are required. 1. Last seen and online statuses. 2. message sent and seen statuses. 3. Can transfer files - (images, videos, pdf, text, word, excel sheets). 4. File will be stored in backend using paperclip in 'documents' table. 5. User will be identified by current_user method and is stored in users table. 6. App must use action cable or any unlimited free third party api. 7. Front end should be clean enough like messenger.