A system where a delegate would have a number of votes they represent, and in which people could choose to cast their own vote, instead of letting their chosen

A system where a delegate would have a number of votes they represent, and in which people could choose to cast their own vote, instead of letting their chosen delegate do it? This would have a few problems, mainly the secrecy of votes, delegates having unequal voting power and people who didn't vote in the elections.