Hi guys, what parts are needed to do this and have a pop switch inside the car, i vaguely remember it involved a fiesta bootlock (which one) and a piece of wire coathanger bent into a certain shape.....

Could someone please clarify and add pics if possible and ill love ya forever

Also whats the best way to get the wiring through the roof lining and down the inside off the bootlid as i want it to look factory