Hanabi/hanabi.rs
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use iterator, return Vec<bool> on hints

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This commit is contained in:
Jeff Wu 2016-03-23 23:17:31 -07:00
parent 4fa72e030f
commit f09dd58cda
1 changed files with 21 additions and 20 deletions
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41
src/game.rs
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@ -1,6 +1,8 @@
use rand::{self, Rng, SeedableRng};
use std::collections::HashMap;
use std::fmt;
use std::iter;
use std::slice::IterMut;
pub use info::*;
pub use cards::*;
@ -38,7 +40,7 @@ pub enum TurnChoice {
// represents what happened in a turn
#[derive(Debug,Clone)]
pub enum TurnResult {
Hint(Vec<usize>), // indices revealed
Hint(Vec<bool>), // vector of whether each was in the hint
Discard(Card), // card discarded
Play(Card, bool), // card played, whether it succeeded
}
@ -106,30 +108,29 @@ impl PlayerState {
self.info.push(SimpleCardInfo::new());
}
pub fn reveal(&mut self, hinted: &Hinted) -> Vec<usize> {
let mut indices = Vec::new();
fn hand_info_iter_mut<'a>(&'a mut self) ->
iter::Zip<IterMut<'a, Card>, IterMut<'a, SimpleCardInfo>>
{
self.hand.iter_mut().zip(self.info.iter_mut())
}
pub fn reveal(&mut self, hinted: &Hinted) -> Vec<bool> {
match hinted {
&Hinted::Color(ref color) => {
let mut i = 0;
for card in &self.hand {
self.hand_info_iter_mut().map(|(card, info)| {
let matches = card.color == *color;
self.info[i].mark_color(color, matches);
if matches { indices.push(i); }
i += 1;
}
info.mark_color(color, matches);
matches
}).collect::<Vec<_>>()
}
&Hinted::Value(ref value) => {
let mut i = 0;
for card in &self.hand {
self.hand_info_iter_mut().map(|(card, info)| {
let matches = card.value == *value;
self.info[i].mark_value(value, matches);
if matches { indices.push(i); }
i += 1;
}
info.mark_value(value, matches);
matches
}).collect::<Vec<_>>()
}
}
indices
}
}
@ -529,11 +530,11 @@ impl GameState {
format!("Player {} gave a hint to himself", hint.player));
let ref mut state = self.player_states.get_mut(&hint.player).unwrap();
let indices = state.reveal(&hint.hinted);
if (!self.board.allow_empty_hints) && (indices.len() == 0) {
let results = state.reveal(&hint.hinted);
if (!self.board.allow_empty_hints) && (results.iter().all(|matched| !matched)) {
panic!("Tried hinting an empty hint");
}
TurnResult::Hint(indices)
TurnResult::Hint(results)
}
TurnChoice::Discard(index) => {
let card = self.take_from_hand(index);