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https://github.com/MisskeyIO/misskey
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Refactor Reversi (#3584)
* Update core.ts * Update core.ts * Create functional-syntax.ts * Update core.ts * Update functional-syntax.ts * Update core.ts * Delete functional-syntax.ts
This commit is contained in:
Acid Chicken (硫酸鶏)
Aya Morisawa
parent
48dc56e834
commit
82d721d60b
@ -76,27 +76,14 @@ export default class Reversi {
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this.mapHeight = map.length;
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const mapData = map.join('');
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this.board = mapData.split('').map(d => {
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if (d == '-') return null;
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if (d == 'b') return BLACK;
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if (d == 'w') return WHITE;
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return undefined;
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});
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this.board = mapData.split('').map(d => d === '-' ? null : d === 'b' ? BLACK : d === 'w' ? WHITE : undefined);
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this.map = mapData.split('').map(d => {
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if (d == '-' || d == 'b' || d == 'w') return 'empty';
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return 'null';
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});
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this.map = mapData.split('').map(d => d === '-' || d === 'b' || d === 'w' ? 'empty' : 'null');
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//#endregion
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// ゲームが始まった時点で片方の色の石しかないか、始まった時点で勝敗が決定するようなマップの場合がある
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if (!this.canPutSomewhere(BLACK)) {
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if (!this.canPutSomewhere(WHITE)) {
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this.turn = null;
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} else {
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this.turn = WHITE;
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}
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}
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if (!this.canPutSomewhere(BLACK))
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this.turn = this.canPutSomewhere(WHITE) ? WHITE : null;
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}
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/**
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@ -117,16 +104,14 @@ export default class Reversi {
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* 黒石の比率
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*/
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public get blackP() {
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if (this.blackCount == 0 && this.whiteCount == 0) return 0;
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return this.blackCount / (this.blackCount + this.whiteCount);
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return this.blackCount == 0 && this.whiteCount == 0 ? 0 : this.blackCount / (this.blackCount + this.whiteCount);
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}
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/**
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* 白石の比率
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*/
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public get whiteP() {
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if (this.blackCount == 0 && this.whiteCount == 0) return 0;
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return this.whiteCount / (this.blackCount + this.whiteCount);
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return this.blackCount == 0 && this.whiteCount == 0 ? 0 : this.whiteCount / (this.blackCount + this.whiteCount);
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}
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public transformPosToXy(pos: number): number[] {
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@ -172,13 +157,10 @@ export default class Reversi {
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private calcTurn() {
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// ターン計算
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if (this.canPutSomewhere(!this.prevColor)) {
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this.turn = !this.prevColor;
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} else if (this.canPutSomewhere(this.prevColor)) {
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this.turn = this.prevColor;
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} else {
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this.turn = null;
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}
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this.turn =
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this.canPutSomewhere(!this.prevColor) ? !this.prevColor :
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this.canPutSomewhere(this.prevColor) ? this.prevColor :
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null;
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}
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public undo() {
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@ -199,8 +181,7 @@ export default class Reversi {
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*/
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public mapDataGet(pos: number): MapPixel {
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const [x, y] = this.transformPosToXy(pos);
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if (x < 0 || y < 0 || x >= this.mapWidth || y >= this.mapHeight) return 'null';
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return this.map[pos];
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return x < 0 || y < 0 || x >= this.mapWidth || y >= this.mapHeight ? 'null' : this.map[pos];
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}
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/**
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@ -223,16 +204,10 @@ export default class Reversi {
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* @param pos 位置
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*/
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public canPut(color: Color, pos: number): boolean {
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// 既に石が置いてある場所には打てない
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if (this.board[pos] !== null) return false;
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if (this.opts.canPutEverywhere) {
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// 挟んでなくても置けるモード
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return this.mapDataGet(pos) == 'empty';
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} else {
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// 相手の石を1つでも反転させられるか
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return this.effects(color, pos).length !== 0;
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}
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return (
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this.board[pos] !== null ? false : // 既に石が置いてある場所には打てない
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this.opts.canPutEverywhere ? this.mapDataGet(pos) == 'empty' : // 挟んでなくても置けるモード
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this.effects(color, pos).length !== 0); // 相手の石を1つでも反転させられるか
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}
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/**
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@ -263,19 +238,13 @@ export default class Reversi {
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[x, y] = nextPos(x, y);
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// 座標が指し示す位置がボード外に出たとき
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if (this.opts.loopedBoard) {
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x = ((x % this.mapWidth) + this.mapWidth) % this.mapWidth;
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y = ((y % this.mapHeight) + this.mapHeight) % this.mapHeight;
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if (this.transformXyToPos(x, y) == initPos) {
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if (this.opts.loopedBoard && this.transformXyToPos(
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(x = ((x % this.mapWidth) + this.mapWidth) % this.mapWidth),
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(y = ((y % this.mapHeight) + this.mapHeight) % this.mapHeight)) == initPos)
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// 盤面の境界でループし、自分が石を置く位置に戻ってきたとき、挟めるようにしている (ref: Test4のマップ)
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return found;
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}
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} else {
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if (x == -1 || y == -1 || x == this.mapWidth || y == this.mapHeight) {
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return []; // 挟めないことが確定 (盤面外に到達)
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}
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}
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return found;
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else if (x == -1 || y == -1 || x == this.mapWidth || y == this.mapHeight)
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return []; // 挟めないことが確定 (盤面外に到達)
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const pos = this.transformXyToPos(x, y);
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if (this.mapDataGet(pos) === 'null') return []; // 挟めないことが確定 (配置不可能なマスに到達)
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@ -300,14 +269,9 @@ export default class Reversi {
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* ゲームの勝者 (null = 引き分け)
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*/
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public get winner(): Color {
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if (!this.isEnded) return undefined;
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if (this.blackCount == this.whiteCount) return null;
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if (this.opts.isLlotheo) {
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return this.blackCount > this.whiteCount ? WHITE : BLACK;
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} else {
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return this.blackCount > this.whiteCount ? BLACK : WHITE;
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}
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return this.isEnded ?
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this.blackCount == this.whiteCount ? null :
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this.opts.isLlotheo === this.blackCount > this.whiteCount ? WHITE : BLACK :
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undefined;
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}
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}
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