Chat module in java web [URGENT] `

Hi all, I want you guys to develop a chat module for me. I have completed the backend as well as in front end my one to one chat is working, If you want to use that you can use, or you can develop it from scratch, your choice!! Tools and technologies: Eclipse. java/jee mysql jsf things I needed: the chat module should be exactly like freelancer chat. 1) inbox 2) recent chats list on the right bottom side of screen 3)chatbox popup 4)file sharing 5)emojis 6)last seen 7) online now 8)typing 9)message seen I need one to one plus users can talk in group also thanks!! MAXIMUM BUDGET 100 USD