✌️

src/api/bot/core.ts

@@ -6,6 +6,8 @@ import User, { IUser, init as initUser } from '../models/user';
 import getPostSummary from '../../common/get-post-summary';
 import getUserSummary from '../../common/get-user-summary';
 
+import Othello, { ai as othelloAi } from '../../common/othello';
+
 /**
  * Botの頭脳
  */
@@ -106,6 +108,11 @@ export default class BotCore extends EventEmitter {
 			case 'タイムライン':
 				return await this.tlCommand();
 
+			case 'othello':
+			case 'オセロ':
+				this.setContext(new OthelloContext(this));
+				return await this.context.greet();
+
 			default:
 				return '?';
 		}
@@ -124,6 +131,18 @@ export default class BotCore extends EventEmitter {
 		this.emit('updated');
 	}
 
+	public async refreshUser() {
+		this.user = await User.findOne({
+			_id: this.user._id
+		}, {
+			fields: {
+				data: false
+			}
+		});
+
+		this.emit('updated');
+	}
+
 	public async tlCommand(): Promise<string | void> {
 		if (this.user == null) return 'まずサインインしてください。';
 
@@ -166,6 +185,7 @@ abstract class Context extends EventEmitter {
 	}
 
 	public static import(bot: BotCore, data: any) {
+		if (data.type == 'othello') return OthelloContext.import(bot, data.content);
 		if (data.type == 'post') return PostContext.import(bot, data.content);
 		if (data.type == 'signin') return SigninContext.import(bot, data.content);
 		return null;
@@ -251,3 +271,34 @@ class PostContext extends Context {
 		return context;
 	}
 }
+
+class OthelloContext extends Context {
+	private othello: Othello = null;
+
+	public async greet(): Promise<string> {
+		this.othello = new Othello();
+		return this.othello.toPatternString('black');
+	}
+
+	public async q(query: string): Promise<string> {
+		this.othello.setByNumber('black', parseInt(query, 10));
+		othelloAi('white', this.othello);
+		return this.othello.toPatternString('black');
+	}
+
+	public export() {
+		return {
+			type: 'othello',
+			content: {
+				board: this.othello.board
+			}
+		};
+	}
+
+	public static import(bot: BotCore, data: any) {
+		const context = new OthelloContext(bot);
+		context.othello = new Othello();
+		context.othello.board = data.board;
+		return context;
+	}
+}

src/api/bot/interfaces/line.ts

@@ -50,30 +50,35 @@ class LineBot extends BotCore {
 	public async react(ev: any): Promise<void> {
 		this.replyToken = ev.replyToken;
 
+		switch (ev.type) {
 			// メッセージ
-		if (ev.type == 'message') {
+			case 'message':
+				switch (ev.message.type) {
 					// テキスト
-			if (ev.message.type == 'text') {
+					case 'text':
 						const res = await this.q(ev.message.text);
-
 						if (res == null) return;
-
 						// 返信
 						this.reply([{
 							type: 'text',
 							text: res
 						}]);
+						break;
+
 					// スタンプ
-			} else if (ev.message.type == 'sticker') {
+					case 'sticker':
 						// スタンプで返信
 						this.reply([{
 							type: 'sticker',
 							packageId: '4',
 							stickerId: stickers[Math.floor(Math.random() * stickers.length)]
 						}]);
+						break;
 				}
+				break;
+
 			// postback
-		} else if (ev.type == 'postback') {
+			case 'postback':
 				const data = ev.postback.data;
 				const cmd = data.split('|')[0];
 				const arg = data.split('|')[1];
@@ -82,6 +87,7 @@ class LineBot extends BotCore {
 						this.showUserTimelinePostback(arg);
 						break;
 				}
+				break;
 		}
 	}
 
@@ -96,6 +102,28 @@ class LineBot extends BotCore {
 			username: q.substr(1)
 		}, this.user);
 
+		const actions = [];
+
+		actions.push({
+			type: 'postback',
+			label: 'タイムラインを見る',
+			data: `showtl|${user.id}`
+		});
+
+		if (user.twitter) {
+			actions.push({
+				type: 'uri',
+				label: 'Twitterアカウントを見る',
+				uri: `https://twitter.com/${user.twitter.screen_name}`
+			});
+		}
+
+		actions.push({
+			type: 'uri',
+			label: 'Webで見る',
+			uri: `${config.url}/${user.username}`
+		});
+
 		this.reply([{
 			type: 'template',
 			altText: await super.showUserCommand(q),
@@ -104,15 +132,7 @@ class LineBot extends BotCore {
 				thumbnailImageUrl: `${user.avatar_url}?thumbnail&size=1024`,
 				title: `${user.name} (@${user.username})`,
 				text: user.description || '(no description)',
-				actions: [{
-					type: 'postback',
-					label: 'タイムラインを見る',
-					data: `showtl|${user.id}`
-				}, {
-					type: 'uri',
-					label: 'Webで見る',
-					uri: `${config.url}/${user.username}`
-				}]
+				actions: actions
 			}
 		}]);
 	}
@@ -123,7 +143,7 @@ class LineBot extends BotCore {
 			limit: 5
 		}, this.user);
 
-		const text = tl
+		const text = `${tl[0].user.name}さんのタイムラインはこちらです:\n\n` + tl
 			.map(post => getPostSummary(post))
 			.join('\n-----\n');
 
@@ -144,10 +164,10 @@ module.exports = async (app: express.Application) => {
 		const sourceId = ev.source.userId;
 		const sessionId = `line-bot-sessions:${sourceId}`;
 
-		const _session = await redis.get(sessionId);
+		const session = await redis.get(sessionId);
 		let bot: LineBot;
 
-		if (_session == null) {
+		if (session == null) {
 			const user = await User.findOne({
 				line: {
 					user_id: sourceId
@@ -178,13 +198,15 @@ module.exports = async (app: express.Application) => {
 
 			redis.set(sessionId, JSON.stringify(bot.export()));
 		} else {
-			bot = LineBot.import(JSON.parse(_session));
+			bot = LineBot.import(JSON.parse(session));
 		}
 
 		bot.on('updated', () => {
 			redis.set(sessionId, JSON.stringify(bot.export()));
 		});
 
+		if (session != null) bot.refreshUser();
+
 		bot.react(ev);
 	});
 

src/common/othello.ts

@@ -0,0 +1,275 @@
+import * as EventEmitter from 'events';
+
+export default class Othello extends EventEmitter {
+	public board: Array<Array<'black' | 'white'>>;
+
+	/**
+	 * ゲームを初期化します
+	 */
+	constructor() {
+		super();
+
+		this.board = [
+			[null, null, null, null, null, null, null, null],
+			[null, null, null, null, null, null, null, null],
+			[null, null, null, null, null, null, null, null],
+			[null, null, null, 'black', 'white', null, null, null],
+			[null, null, null, 'white', 'black', null, null, null],
+			[null, null, null, null, null, null, null, null],
+			[null, null, null, null, null, null, null, null],
+			[null, null, null, null, null, null, null, null]
+		];
+	}
+
+	public setByNumber(color, n) {
+		const ps = this.getPattern(color);
+		this.set(color, ps[n][0], ps[n][1]);
+	}
+
+	/**
+	 * 石を配置します
+	 */
+	public set(color, x, y) {
+		this.board[y][x] = color;
+
+		const reverses = this.getReverse(color, x, y);
+
+		reverses.forEach(r => {
+			switch (r[0]) {
+				case 0: // 上
+					for (let c = 0, _y = y - 1; c < r[1]; c++, _y--) {
+						this.board[x][_y] = color;
+					}
+					break;
+
+				case 1: // 右上
+					for (let c = 0, i = 1; c < r[1]; c++, i++) {
+						this.board[x + i][y - i] = color;
+					}
+					break;
+
+				case 2: // 右
+					for (let c = 0, _x = x + 1; c < r[1]; c++, _x++) {
+						this.board[_x][y] = color;
+					}
+					break;
+
+				case 3: // 右下
+					for (let c = 0, i = 1; c < r[1]; c++, i++) {
+						this.board[x + i][y + i] = color;
+					}
+					break;
+
+				case 4: // 下
+					for (let c = 0, _y = y + 1; c < r[1]; c++, _y++) {
+						this.board[x][_y] = color;
+					}
+					break;
+
+				case 5: // 左下
+					for (let c = 0, i = 1; c < r[1]; c++, i++) {
+						this.board[x - i][y + i] = color;
+					}
+					break;
+
+				case 6: // 左
+					for (let c = 0, _x = x - 1; c < r[1]; c++, _x--) {
+						this.board[_x][y] = color;
+					}
+					break;
+
+				case 7: // 左上
+					for (let c = 0, i = 1; c < r[1]; c++, i++) {
+						this.board[x - i][y - i] = color;
+					}
+					break;
+				}
+		});
+
+		this.emit('set:' + color, x, y);
+	}
+
+	/**
+	 * 打つことができる場所を取得します
+	 */
+	public getPattern(myColor): number[][] {
+		const result = [];
+		this.board.forEach((stones, y) => stones.forEach((stone, x) => {
+			if (stone != null) return;
+			if (this.canReverse(myColor, x, y)) result.push([x, y]);
+		}));
+		return result;
+	}
+
+	/**
+	 * 指定の位置に石を打つことができるかどうか(相手の石を1つでも反転させられるか)を取得します
+	 */
+	public canReverse(myColor, targetx, targety): boolean {
+		return this.getReverse(myColor, targetx, targety) !== null;
+	}
+
+	private getReverse(myColor, targetx, targety): number[] {
+		const opponentColor = myColor == 'black' ? 'white' : 'black';
+
+		const createIterater = () => {
+			let opponentStoneFound = false;
+			let breaked = false;
+			return (x, y): any => {
+				if (breaked) {
+					return;
+				} else if (this.board[x][y] == myColor && opponentStoneFound) {
+					return true;
+				} else if (this.board[x][y] == myColor && !opponentStoneFound) {
+					breaked = true;
+				} else if (this.board[x][y] == opponentColor) {
+					opponentStoneFound = true;
+				} else {
+					breaked = true;
+				}
+			};
+		};
+
+		const res = [];
+
+		let iterate;
+
+		// 上
+		iterate = createIterater();
+		for (let c = 0, y = targety - 1; y >= 0; c++, y--) {
+			if (iterate(targetx, y)) {
+				res.push([0, c]);
+				break;
+			}
+		}
+
+		// 右上
+		iterate = createIterater();
+		for (let c = 0, i = 1; i < Math.min(8 - targetx, targety); c++, i++) {
+			if (iterate(targetx + i, targety - i)) {
+				res.push([1, c]);
+				break;
+			}
+		}
+
+		// 右
+		iterate = createIterater();
+		for (let c = 0, x = targetx + 1; x < 8; c++, x++) {
+			if (iterate(x, targety)) {
+				res.push([2, c]);
+				break;
+			}
+		}
+
+		// 右下
+		iterate = createIterater();
+		for (let c = 0, i = 1; i < Math.min(8 - targetx, 8 - targety); c++, i++) {
+			if (iterate(targetx + i, targety + i)) {
+				res.push([3, c]);
+				break;
+			}
+		}
+
+		// 下
+		iterate = createIterater();
+		for (let c = 0, y = targety + 1; y < 8; c++, y++) {
+			if (iterate(targetx, y)) {
+				res.push([4, c]);
+				break;
+			}
+		}
+
+		// 左下
+		iterate = createIterater();
+		for (let c = 0, i = 1; i < Math.min(targetx, 8 - targety); c++, i++) {
+			if (iterate(targetx - i, targety + i)) {
+				res.push([5, c]);
+				break;
+			}
+		}
+
+		// 左
+		iterate = createIterater();
+		for (let c = 0, x = targetx - 1; x >= 0; c++, x--) {
+			if (iterate(x, targety)) {
+				res.push([6, c]);
+				break;
+			}
+		}
+
+		// 左上
+		iterate = createIterater();
+		for (let c = 0, i = 1; i < Math.min(targetx, targety); c++, i++) {
+			if (iterate(targetx - i, targety - i)) {
+				res.push([7, c]);
+				break;
+			}
+		}
+
+		return res.length === 0 ? null : res;
+	}
+
+	public toString(): string {
+		return this.board.map(row => row.map(state => state === 'black' ? '⚫️' : state === 'white' ? '⚪️' : '🔹').join('')).join('\n');
+	}
+
+	public toPatternString(color): string {
+		const num = ['0️⃣', '1️⃣', '2️⃣', '3️⃣', '4️⃣', '5️⃣', '6️⃣', '7️⃣', '8️⃣', '9️⃣', '🔟'];
+
+		const pattern = this.getPattern(color);
+
+		return this.board.map((row, y) => row.map((state, x) => {
+			const i = pattern.findIndex(p => p[0] == x && p[1] == y);
+			return state === 'black' ? '⚫️' : state === 'white' ? '⚪️' : i != -1 ? num[i] : '🔹';
+		}).join('')).join('\n');
+	}
+}
+/*
+export class Ai {
+	private othello: Othello;
+	private color: string;
+	private opponentColor: string;
+
+	constructor(color: string, othello: Othello) {
+		this.othello = othello;
+		this.color = color;
+		this.opponentColor = this.color == 'black' ? 'white' : 'black';
+
+		this.othello.on('set:' + this.opponentColor, () => {
+			this.turn();
+		});
+
+		if (this.color == 'black') {
+			this.turn();
+		}
+	}
+
+	public turn() {
+		const ps = this.othello.getPattern(this.color);
+		if (ps.length > 0) {
+			const p = ps[Math.floor(Math.random() * ps.length)];
+			this.othello.set(this.color, p[0], p[1]);
+
+			// 相手の打つ場所がない場合続けてAIのターン
+			if (this.othello.getPattern(this.opponentColor).length === 0) {
+				this.turn();
+			}
+		}
+	}
+}
+*/
+export function ai(color: string, othello: Othello) {
+	const opponentColor = color == 'black' ? 'white' : 'black';
+
+	function think() {
+		const ps = othello.getPattern(color);
+		if (ps.length > 0) {
+			const p = ps[Math.floor(Math.random() * ps.length)];
+			othello.set(color, p[0], p[1]);
+
+			// 相手の打つ場所がない場合続けてAIのターン
+			if (othello.getPattern(opponentColor).length === 0) {
+				think();
+			}
+		}
+	}
+}