The search filter parameters to AJAX for DLE 10.6

There is a site on DLE V10. 6 on which is screwed the functionality of the online store.

1. You need to make a filter to AJAX, like this
2. You need to make a module to add filter options in the admin. The choice of category in which to display the parameter of the filter.
3. Need to do the module settings.

TK is 80% ready. The remaining 20% need to discuss with the programmer because there are a lot of questions.

Need a programmer who will be constantly in touch and will do anything for 3-7 days.