334 lines
7.8 KiB
TypeScript
334 lines
7.8 KiB
TypeScript
import * as websocket from 'websocket';
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import * as redis from 'redis';
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import * as CRC32 from 'crc-32';
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import OthelloGame, { pack } from '../../../models/othello-game';
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import { publishOthelloGameStream } from '../../../common/event';
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import Othello from '../../../common/othello/core';
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import * as maps from '../../../common/othello/maps';
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import { ParsedUrlQuery } from 'querystring';
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export default function(request: websocket.request, connection: websocket.connection, subscriber: redis.RedisClient, user?: any): void {
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const q = request.resourceURL.query as ParsedUrlQuery;
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const gameId = q.game;
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// Subscribe game stream
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subscriber.subscribe(`misskey:othello-game-stream:${gameId}`);
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subscriber.on('message', (_, data) => {
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connection.send(data);
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});
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connection.on('message', async (data) => {
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const msg = JSON.parse(data.utf8Data);
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switch (msg.type) {
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case 'accept':
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accept(true);
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break;
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case 'cancel-accept':
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accept(false);
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break;
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case 'update-settings':
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if (msg.settings == null) return;
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updateSettings(msg.settings);
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break;
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case 'init-form':
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if (msg.body == null) return;
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initForm(msg.body);
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break;
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case 'update-form':
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if (msg.id == null || msg.value === undefined) return;
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updateForm(msg.id, msg.value);
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break;
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case 'message':
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if (msg.body == null) return;
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message(msg.body);
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break;
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case 'set':
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if (msg.pos == null) return;
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set(msg.pos);
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break;
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case 'check':
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if (msg.crc32 == null) return;
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check(msg.crc32);
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break;
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}
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});
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async function updateSettings(settings) {
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const game = await OthelloGame.findOne({ _id: gameId });
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if (game.isStarted) return;
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if (!game.user1Id.equals(user._id) && !game.user2Id.equals(user._id)) return;
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if (game.user1Id.equals(user._id) && game.user1Accepted) return;
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if (game.user2Id.equals(user._id) && game.user2Accepted) return;
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await OthelloGame.update({ _id: gameId }, {
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$set: {
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settings
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}
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});
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publishOthelloGameStream(gameId, 'update-settings', settings);
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}
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async function initForm(form) {
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const game = await OthelloGame.findOne({ _id: gameId });
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if (game.isStarted) return;
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if (!game.user1Id.equals(user._id) && !game.user2Id.equals(user._id)) return;
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const set = game.user1Id.equals(user._id) ? {
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form1: form
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} : {
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form2: form
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};
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await OthelloGame.update({ _id: gameId }, {
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$set: set
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});
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publishOthelloGameStream(gameId, 'init-form', {
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userId: user._id,
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form
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});
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}
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async function updateForm(id, value) {
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const game = await OthelloGame.findOne({ _id: gameId });
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if (game.isStarted) return;
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if (!game.user1Id.equals(user._id) && !game.user2Id.equals(user._id)) return;
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const form = game.user1Id.equals(user._id) ? game.form2 : game.form1;
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const item = form.find(i => i.id == id);
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if (item == null) return;
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item.value = value;
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const set = game.user1Id.equals(user._id) ? {
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form2: form
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} : {
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form1: form
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};
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await OthelloGame.update({ _id: gameId }, {
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$set: set
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});
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publishOthelloGameStream(gameId, 'update-form', {
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userId: user._id,
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id,
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value
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});
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}
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async function message(message) {
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message.id = Math.random();
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publishOthelloGameStream(gameId, 'message', {
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userId: user._id,
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message
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});
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}
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async function accept(accept: boolean) {
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const game = await OthelloGame.findOne({ _id: gameId });
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if (game.isStarted) return;
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let bothAccepted = false;
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if (game.user1Id.equals(user._id)) {
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await OthelloGame.update({ _id: gameId }, {
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$set: {
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user1Accepted: accept
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}
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});
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publishOthelloGameStream(gameId, 'change-accepts', {
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user1: accept,
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user2: game.user2Accepted
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});
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if (accept && game.user2Accepted) bothAccepted = true;
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} else if (game.user2Id.equals(user._id)) {
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await OthelloGame.update({ _id: gameId }, {
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$set: {
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user2Accepted: accept
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}
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});
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publishOthelloGameStream(gameId, 'change-accepts', {
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user1: game.user1Accepted,
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user2: accept
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});
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if (accept && game.user1Accepted) bothAccepted = true;
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} else {
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return;
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}
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if (bothAccepted) {
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// 3秒後、まだacceptされていたらゲーム開始
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setTimeout(async () => {
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const freshGame = await OthelloGame.findOne({ _id: gameId });
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if (freshGame == null || freshGame.isStarted || freshGame.isEnded) return;
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if (!freshGame.user1Accepted || !freshGame.user2Accepted) return;
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let bw: number;
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if (freshGame.settings.bw == 'random') {
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bw = Math.random() > 0.5 ? 1 : 2;
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} else {
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bw = freshGame.settings.bw as number;
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}
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function getRandomMap() {
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const mapCount = Object.entries(maps).length;
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const rnd = Math.floor(Math.random() * mapCount);
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return Object.entries(maps).find((x, i) => i == rnd)[1].data;
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}
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const map = freshGame.settings.map != null ? freshGame.settings.map : getRandomMap();
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await OthelloGame.update({ _id: gameId }, {
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$set: {
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startedAt: new Date(),
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isStarted: true,
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black: bw,
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'settings.map': map
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}
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});
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//#region 盤面に最初から石がないなどして始まった瞬間に勝敗が決定する場合があるのでその処理
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const o = new Othello(map, {
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isLlotheo: freshGame.settings.isLlotheo,
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canPutEverywhere: freshGame.settings.canPutEverywhere,
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loopedBoard: freshGame.settings.loopedBoard
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});
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if (o.isEnded) {
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let winner;
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if (o.winner === true) {
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winner = freshGame.black == 1 ? freshGame.user1Id : freshGame.user2Id;
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} else if (o.winner === false) {
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winner = freshGame.black == 1 ? freshGame.user2Id : freshGame.user1Id;
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} else {
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winner = null;
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}
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await OthelloGame.update({
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_id: gameId
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}, {
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$set: {
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isEnded: true,
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winnerId: winner
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}
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});
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publishOthelloGameStream(gameId, 'ended', {
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winnerId: winner,
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game: await pack(gameId, user)
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});
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}
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//#endregion
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publishOthelloGameStream(gameId, 'started', await pack(gameId, user));
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}, 3000);
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}
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}
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// 石を打つ
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async function set(pos) {
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const game = await OthelloGame.findOne({ _id: gameId });
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if (!game.isStarted) return;
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if (game.isEnded) return;
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if (!game.user1Id.equals(user._id) && !game.user2Id.equals(user._id)) return;
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const o = new Othello(game.settings.map, {
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isLlotheo: game.settings.isLlotheo,
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canPutEverywhere: game.settings.canPutEverywhere,
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loopedBoard: game.settings.loopedBoard
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});
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game.logs.forEach(log => {
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o.put(log.color, log.pos);
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});
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const myColor =
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(game.user1Id.equals(user._id) && game.black == 1) || (game.user2Id.equals(user._id) && game.black == 2)
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? true
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: false;
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if (!o.canPut(myColor, pos)) return;
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o.put(myColor, pos);
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let winner;
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if (o.isEnded) {
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if (o.winner === true) {
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winner = game.black == 1 ? game.user1Id : game.user2Id;
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} else if (o.winner === false) {
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winner = game.black == 1 ? game.user2Id : game.user1Id;
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} else {
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winner = null;
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}
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}
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const log = {
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at: new Date(),
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color: myColor,
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pos
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};
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const crc32 = CRC32.str(game.logs.map(x => x.pos.toString()).join('') + pos.toString());
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await OthelloGame.update({
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_id: gameId
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}, {
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$set: {
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crc32,
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isEnded: o.isEnded,
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winnerId: winner
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},
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$push: {
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logs: log
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}
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});
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publishOthelloGameStream(gameId, 'set', Object.assign(log, {
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next: o.turn
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}));
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if (o.isEnded) {
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publishOthelloGameStream(gameId, 'ended', {
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winnerId: winner,
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game: await pack(gameId, user)
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});
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}
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}
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async function check(crc32) {
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const game = await OthelloGame.findOne({ _id: gameId });
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if (!game.isStarted) return;
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// 互換性のため
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if (game.crc32 == null) return;
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if (crc32 !== game.crc32) {
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connection.send(JSON.stringify({
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type: 'rescue',
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body: await pack(game, user)
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}));
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}
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}
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}
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