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|
use crate::{
protocol::{ItemIndex, TileIndex},
recipes::{Action, Gamedata},
};
use std::collections::BTreeSet;
pub enum Out {
Take(usize),
Put,
Produce(ItemIndex),
Consume(usize),
}
use Out::*;
pub fn interact(
data: &Gamedata,
edge: bool,
tile: TileIndex,
items: &[ItemIndex],
hand: &Option<ItemIndex>,
mut out: impl FnMut(Out),
) {
let mut allowed = BTreeSet::new();
for r in &data.recipes {
if r.tile == tile {
allowed.extend(r.inputs.clone())
}
}
if !edge {
return;
}
let mut put_item = None;
if let Some(hand) = hand {
if allowed.contains(hand) {
out(Put);
put_item = Some(*hand);
}
}
for r in &data.recipes {
let ok = r
.inputs
.iter()
.all(|e| items.contains(e) || put_item == Some(*e))
&& r.inputs.len() == items.len();
if ok {
match r.action {
Action::Passive(_) => todo!(),
Action::Active(_) => todo!(),
Action::Instant => {
for i in 0..items.len() {
out(Consume(i))
}
for i in &r.outputs {
out(Produce(*i));
}
if !r.outputs.is_empty() {
out(Take(r.outputs.len() - 1));
}
}
Action::Never => (),
}
}
}
}
|
