Parkdean Resorts complaint: Had to end our holiday short

We arrived about 4:30 got our key the caravan was not suitable for my disabled son ramp was so steep getting my son in and out of the caravan and damaged mad me feel unsafe getting him in and out , the shower room was a lot smaller than I have ever been in with my disabled son the curtain was dirty really the van smelt of damp , my son has Chronic lung disorder so anything gets on his chest , went to office they said they had no other vans to put us in so I went back to van had a look around the site nothing for my disabled son I was told there was a disabled swing on the park for him in his wheel chair , swimming had an hoist just no floats for a disabled person or even to buy , then went back to sleep for the night and I went to pull the pull out bed and there was bed bugs I called maintain what was on that late they said I have to wait for the morning to go to the office so I did had no sleep because of finding bed bugs , went to office in the morning with the pictures told them they sent someone to the car an when I had gone shop , for them to them to then say they can’t see any thing while I was not there they could of removed what I had seen which is totally wrong for them to come in the car an with out me there with our belongings there , I’m so up set with this holiday choice I will never come here again , my children was so up set