ruby on rails - Models where HABTM exists for all of the child models in search_array -

suppose search_array = [1, 3, 6] , model has_and_belongs_to_many childmodels

i want return models have habtm link all of childmodels in search_array.

my code, asked

# find drivers driver has of availables in array chunk = start block_ids = [] while chunk <= ending   block_ids << block.where(hour: chunk.hour, day: chunk.wday).take.id   chunk += 1.hour end drivers = drivers.where( availables: block_ids ) # line issue 

currently, code find drivers driver has of availables in array block_ids