wip

2024-01-29 10:46:23 +09:00
parent 0111b8736a
commit dad8430040
11 changed files with 880 additions and 775 deletions
--- a/packages/misskey-mahjong/src/engine.player.ts
+++ b/packages/misskey-mahjong/src/engine.player.ts
@@ -0,0 +1,177 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import CRC32 from 'crc-32';
+import { Tile, House, Huro, TILE_TYPES } from './common.js';
+import * as Utils from './utils.js';
+
+export type PlayerState = {
+	user1House: House;
+	user2House: House;
+	user3House: House;
+	user4House: House;
+	tilesCount: number;
+
+	/**
+	 * 副露した牌を含まない手牌
+	 */
+	handTiles: {
+		e: Tile[] | null[];
+		s: Tile[] | null[];
+		w: Tile[] | null[];
+		n: Tile[] | null[];
+	};
+
+	hoTiles: {
+		e: Tile[];
+		s: Tile[];
+		w: Tile[];
+		n: Tile[];
+	};
+	huros: {
+		e: Huro[];
+		s: Huro[];
+		w: Huro[];
+		n: Huro[];
+	};
+	riichis: {
+		e: boolean;
+		s: boolean;
+		w: boolean;
+		n: boolean;
+	};
+	points: {
+		e: number;
+		s: number;
+		w: number;
+		n: number;
+	};
+	latestDahaiedTile: Tile | null;
+	turn: House | null;
+	canPonSource: House | null;
+	canCiiSource: House | null;
+	canKanSource: House | null;
+	canRonSource: House | null;
+	canCiiTo: House | null;
+	canKanTo: House | null;
+	canRonTo: House | null;
+};
+
+export class PlayerGameEngine {
+	/**
+	 * このエラーが発生したときはdesyncが疑われる
+	 */
+	public static InvalidOperationError = class extends Error {};
+
+	private myUserNumber: 1 | 2 | 3 | 4;
+	public state: PlayerState;
+
+	constructor(myUserNumber: PlayerGameEngine['myUserNumber'], state: PlayerState) {
+		this.myUserNumber = myUserNumber;
+		this.state = state;
+	}
+
+	public get myHouse(): House {
+		switch (this.myUserNumber) {
+			case 1: return this.state.user1House;
+			case 2: return this.state.user2House;
+			case 3: return this.state.user3House;
+			case 4: return this.state.user4House;
+		}
+	}
+
+	public get myHandTiles(): Tile[] {
+		return this.state.handTiles[this.myHouse] as Tile[];
+	}
+
+	public get isMeRiichi(): boolean {
+		return this.state.riichis[this.myHouse];
+	}
+
+	public commit_tsumo(house: House, tile: Tile) {
+		console.log('commit_tsumo', this.state.turn, house, tile);
+		this.state.turn = house;
+		if (house === this.myHouse) {
+			this.myHandTiles.push(tile);
+		} else {
+			this.state.handTiles[house].push(null);
+		}
+	}
+
+	public commit_dahai(house: House, tile: Tile, riichi = false) {
+		console.log('commit_dahai', this.state.turn, house, tile, riichi);
+		if (this.state.turn !== house) throw new PlayerGameEngine.InvalidOperationError();
+
+		if (riichi) {
+			this.state.riichis[house] = true;
+		}
+
+		if (house === this.myHouse) {
+			this.myHandTiles.splice(this.myHandTiles.indexOf(tile), 1);
+			this.state.hoTiles[this.myHouse].push(tile);
+		} else {
+			this.state.handTiles[house].pop();
+			this.state.hoTiles[house].push(tile);
+		}
+
+		this.state.turn = null;
+
+		if (house === this.myHouse) {
+		} else {
+			const canRon = Utils.getHoraSets(this.myHandTiles.concat(tile)).length > 0;
+			const canPon = this.myHandTiles.filter(t => t === tile).length === 2;
+
+			// TODO: canCii
+
+			if (canRon) this.state.canRonSource = house;
+			if (canPon) this.state.canPonSource = house;
+		}
+	}
+
+	/**
+	 * ロンします
+	 * @param source 牌を捨てた人
+	 * @param target ロンした人
+	 */
+	public commit_ron(source: House, target: House) {
+		this.state.canRonSource = null;
+
+		const lastTile = this.state.hoTiles[source].pop();
+		if (lastTile == null) throw new PlayerGameEngine.InvalidOperationError();
+		if (target === this.myHouse) {
+			this.myHandTiles.push(lastTile);
+		} else {
+			this.state.handTiles[target].push(null);
+		}
+		this.state.turn = null;
+	}
+
+	/**
+	 * ポンします
+	 * @param source 牌を捨てた人
+	 * @param target ポンした人
+	 */
+	public commit_pon(source: House, target: House) {
+		this.state.canPonSource = null;
+
+		const lastTile = this.state.hoTiles[source].pop();
+		if (lastTile == null) throw new PlayerGameEngine.InvalidOperationError();
+		if (target === this.myHouse) {
+			this.myHandTiles.splice(this.myHandTiles.indexOf(lastTile), 1);
+			this.myHandTiles.splice(this.myHandTiles.indexOf(lastTile), 1);
+		} else {
+			this.state.handTiles[target].unshift();
+			this.state.handTiles[target].unshift();
+		}
+		this.state.huros[target].push({ type: 'pon', tile: lastTile, from: source });
+
+		this.state.turn = target;
+	}
+
+	public commit_nop() {
+		this.state.canRonSource = null;
+		this.state.canPonSource = null;
+	}
+}