Database
[{wishlist:true,productName:"product1",itemsInStock:5},{wishlist:false,productName:"product2",itemsInStock:25},{wishlist:false,productName:"product3",itemsInStock:0},{wishlist:true,productName:"product4",itemsInStock:17},{wishlist:false,productName:"product5",itemsInStock:12},{wishlist:true,productName:"product6",itemsInStock:0}]
Query
db.collection.aggregate([{$sort:{wishlist:-1,productName:1,itemsInStock:-1}}])