Non-standard approach in development: as we integrated React with "Bitriks"

Our team comes up against the most different situations at the solution of tasks of the client. And here one of them. The client asked to make an upgrade of a site which we developed a few years ago — a professional resource for DJs of JesteiPool. Service allows DJs to download sets for the professional activities. The site was written on "1C-Bitriks". The customer decided on global changes: To completely change design. To add social network elements — a news line; function of a subscription to updatings of various performers and playlists; display of an order of tracks and playlists has to change automatically...