Ibis Oran Les Falaises

We checked in 2 adults and 2 children and told it was fine and they will accommodate us. When we arrived to the room we have found that they gave us a double bed and a tiny little mattress for our 2 children to sleep on the floor. Not only the size was ridiculous but the state of that mattress was absolutely disgusting and insulting, it was broken, dirty and 2 pins stuck in it!!!!!!when we complaint in reception they didn't understand the problem over the phone so I ask them to send a manager: none came up!!