This video shows full diy guide for building top cabinets (cupboards) from a scratch with simple power tools, wood and cheap furniture.
Suits any van conversion or small house project.
Links to items:
http://s.click.aliexpress.com/e/Ey3ZFI6 - Hydraulic Hinge
http://s.click.aliexpress.com/e/UvNFURR - Push Button Drawer Lock
http://s.click.aliexpress.com/e/m2fyfYr - 6pcs 12-32mm Wood Flat Drill Set (or buy it local)
Ikea front panel i use - http://www.ikea.com/us/en/catalog/products/70266789/