Video chat script livesmart-video-chat integration to php web site

[login to view URL] need to integrate this video chat to site, user to user call, given call button for them to call eachother and we will give 1 specific function that, if we mark from admin,only 1 type user can make call, then 2th type user will not make call but only get call and if a user is on video chat, and getting chat request same time, this user will see comming calls notification, x user is online an calling you. Ones the user end his call then should able to get 2th user on the video chat. We can also give some bell icon on the header or somewhere on dash, miss call should show, coming calls should show and shedule call also should show. Schedule call is, let say a user want to talk x user, this user should able to book a video call and other user should see this this call request, he can eccept or reject this request and caller also should see the ecception or rejection on his panel.