public CoinDTO Patch(int id, [FromBody] JsonPatchDocument <CoinDTO> coinPatch)
{
//get original coin object from the database
Coin originCoin = coinRepository.GetCoinByID(id);
//use automapper to map that to DTO object
CoinDTO coinDTO = _mapper.Map <CoinDTO>(originCoin);
//apply the patch to that DTO
coinPatch.ApplyTo(coinDTO);
//use automapper to map the DTO back ontop of the database object
_mapper.Map(coinDTO, originCoin);
//update coin in the database
_context.Update(originCoin);
_context.SaveChanges();
return(coinDTO);
}
