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use super::Zone;
use crate::card::Card;
use crate::piles::Split;

pub mod empty;
pub mod place;
pub mod take;

#[derive(Debug, Default, Clone, PartialEq, Eq)]
pub struct Waste {
    pile: Split,
}

#[derive(Debug, Clone, Copy)]
pub struct View<'a> {
    pub stack: &'a [Card],
    pub fan: &'a [Card],
}

impl Waste {
    pub const fn empty() -> Self {
        Self {
            pile: Split::empty(),
        }
    }
}

impl From<Split> for Waste {
    fn from(pile: Split) -> Self {
        Self { pile }
    }
}

impl Zone for Waste {
    type View<'a> = View<'a>
    where
        Self: 'a;

    fn as_view(&self) -> Self::View<'_> {
        let (stack, fan) = self.pile.cards_split();

        View { stack, fan }
    }
}