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Remove unnecessary stuff from core

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This commit is contained in:
Anthony Wang 2021-05-06 20:22:13 -05:00
parent a74f0a6e28
commit 3ae7abec05
Signed by: a
GPG key ID: 6FD3502572299774
4 changed files with 0 additions and 88 deletions
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72
core/src/canPlay.ts
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@ -1,72 +0,0 @@
import Card from './Card';
import cmpCard from './cmpCard';
import realRank from './realRank';
class Hand {
size: number;
overrideSize: boolean;
matchFunc: (cards: Card[]) => Card | null;
constructor(size: number, overrideSize: boolean, matchFunc: (cards: Card[]) => Card | null) {
this.size = size;
this.overrideSize = overrideSize;
this.matchFunc = matchFunc;
}
match(cards: Card[]) {
return cards.length === this.size && this.matchFunc(cards);
}
}
const chkFlush = (cards: Card[]) => cards.every((card: Card) => card.suit === cards[0].suit);
const chkStraight = (cards: Card[]) => {
let ok = true;
for (let i = 1; i < 5; ++i)
ok = ok && realRank(cards[0]) + i === realRank(cards[i]);
if (ok) return true;
// 3 4 5 6 2
ok = cards[4].rank === 2;
for (let i = 0; i < 4; ++i)
ok = ok && cards[0].rank === 3 + i;
if (ok) return true;
return false;
};
const hands = [
// Straight Flush
new Hand(5, true, (cards: Card[]) => chkFlush(cards) && chkStraight(cards) ? cards[4] : null),
// Four of a Kind
new Hand(5, true, (cards: Card[]) =>
(cards[0].rank === cards[3].rank ? cards[3] : null) ||
(cards[1].rank === cards[4].rank ? cards[4] : null)
),
// Full House
new Hand(5, false, (cards: Card[]) =>
(cards[0].rank === cards[2].rank && cards[3].rank === cards[4].rank ? cards[2] : null) ||
(cards[0].rank === cards[1].rank && cards[2].rank === cards[4].rank ? cards[4] : null)
),
// Straight
new Hand(5, false, (cards: Card[]) => chkStraight(cards) ? cards[4] : null),
// Flush
new Hand(5, false, (cards: Card[]) => chkFlush(cards) ? cards[4] : null),
// Pair
new Hand(2, false, (cards: Card[]) => cards[0].rank === cards[1].rank ? cards[1] : null),
// Single
new Hand(1, false, (cards: Card[]) => cards[0])
];
const parseHand = (cards: Card[]) => {
for (let i = 0; i < hands.length; ++i) {
const card = hands[i].match(cards);
if (card) return {id: i, card};
}
return null;
};
export default function canPlay(prev: Card[] | null, cur: Card[]) {
const curHand = parseHand(cur);
if (!curHand) return false;
if (!prev) return true;
const prevHand = parseHand(prev)!;
if (!hands[curHand.id].overrideSize && cur.length !== prev.length) return false;
if (curHand.id !== prevHand.id) return curHand.id < prevHand.id;
return cmpCard(prevHand.card, curHand.card) < 0;
};

8
core/src/cmpCard.ts
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import Card from './Card';
import realRank from './realRank';
export default function cmpCard(a: Card, b: Card) {
if (a.rank !== b.rank)
return realRank(a) - realRank(b);
return a.suit - b.suit;
};

3
core/src/index.ts
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@ -1,5 +1,2 @@
export {default as canPlay} from './canPlay';
export {default as Card} from './Card';
export {default as cmpCard} from './cmpCard';
export {default as realRank} from './realRank';
export {default as Suit} from './Suit';

5
core/src/realRank.ts
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@ -1,5 +0,0 @@
import Card from './Card';
export default function realRank(card: Card) {
return (card.rank + 10) % 13;
}