2017-10-06 20:36:46 +02:00
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import * as EventEmitter from 'events';
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import * as bcrypt from 'bcryptjs';
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2017-10-07 00:23:00 +02:00
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import User, { IUser, init as initUser } from '../models/user';
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2017-10-06 20:36:46 +02:00
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2017-10-06 23:58:50 +02:00
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import getPostSummary from '../../common/get-post-summary';
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2017-10-07 10:20:47 +02:00
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import getUserSummary from '../../common/get-user-summary';
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2017-10-06 23:43:36 +02:00
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2017-10-07 00:50:47 +02:00
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2017-10-07 10:20:47 +02:00
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/**
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* Botの頭脳
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*/
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2017-10-06 20:36:46 +02:00
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export default class BotCore extends EventEmitter {
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2017-10-06 21:30:57 +02:00
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public user: IUser = null;
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2017-10-06 20:36:46 +02:00
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private context: Context = null;
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2017-10-06 21:30:57 +02:00
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constructor(user?: IUser) {
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2017-10-06 20:36:46 +02:00
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super();
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this.user = user;
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}
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2017-10-07 10:20:47 +02:00
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public clearContext() {
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this.setContext(null);
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}
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2017-10-06 23:43:36 +02:00
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public setContext(context: Context) {
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2017-10-06 22:50:01 +02:00
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this.context = context;
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this.emit('updated');
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if (context) {
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context.on('updated', () => {
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this.emit('updated');
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});
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}
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}
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public export() {
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return {
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user: this.user,
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context: this.context ? this.context.export() : null
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};
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}
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public static import(data) {
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const core = new BotCore();
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2017-10-07 00:23:00 +02:00
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core.user = data.user ? initUser(data.user) : null;
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2017-10-06 23:43:36 +02:00
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core.setContext(data.context ? Context.import(core, data.context) : null);
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2017-10-06 22:50:01 +02:00
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return core;
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}
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2017-10-06 20:36:46 +02:00
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public async q(query: string): Promise<string> {
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if (this.context != null) {
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return await this.context.q(query);
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}
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switch (query) {
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case 'ping':
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return 'PONG';
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2017-10-06 23:43:36 +02:00
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case 'help':
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case 'ヘルプ':
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2017-10-07 00:50:47 +02:00
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return '利用可能なコマンド一覧です:\n' +
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2017-10-06 23:43:36 +02:00
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'help: これです\n' +
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'me: アカウント情報を見ます\n' +
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'login, signin: サインインします\n' +
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'logout, signout: サインアウトします\n' +
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'post: 投稿します\n' +
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'tl: タイムラインを見ます\n';
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2017-10-06 22:50:01 +02:00
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case 'me':
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2017-10-07 00:50:47 +02:00
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return this.user ? `${this.user.name}としてサインインしています。\n\n${getUserSummary(this.user)}` : 'サインインしていません';
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2017-10-06 23:43:36 +02:00
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case 'login':
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case 'signin':
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2017-10-06 20:36:46 +02:00
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case 'ログイン':
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case 'サインイン':
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2017-10-06 23:43:36 +02:00
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this.setContext(new SigninContext(this));
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2017-10-06 20:36:46 +02:00
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return await this.context.greet();
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2017-10-06 23:43:36 +02:00
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case 'logout':
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case 'signout':
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case 'ログアウト':
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case 'サインアウト':
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if (this.user == null) return '今はサインインしてないですよ!';
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this.signout();
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return 'ご利用ありがとうございました <3';
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case 'post':
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case '投稿':
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if (this.user == null) return 'まずサインインしてください。';
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this.setContext(new PostContext(this));
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return await this.context.greet();
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case 'tl':
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case 'タイムライン':
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return await this.getTl();
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default:
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2017-10-06 20:36:46 +02:00
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return '?';
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}
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}
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2017-10-06 23:43:36 +02:00
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public signin(user: IUser) {
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2017-10-06 20:36:46 +02:00
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this.user = user;
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2017-10-06 23:43:36 +02:00
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this.emit('signin', user);
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2017-10-06 22:50:01 +02:00
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this.emit('updated');
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2017-10-06 20:36:46 +02:00
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}
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2017-10-06 23:43:36 +02:00
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public signout() {
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const user = this.user;
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this.user = null;
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this.emit('signout', user);
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this.emit('updated');
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}
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public async getTl() {
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if (this.user == null) return 'まずサインインしてください。';
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2017-10-06 23:58:50 +02:00
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const tl = await require('../endpoints/posts/timeline')({
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limit: 5
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}, this.user);
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2017-10-06 23:43:36 +02:00
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const text = tl
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.map(post => getPostSummary(post))
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.join('\n-----\n');
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return text;
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}
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2017-10-06 20:36:46 +02:00
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}
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2017-10-06 22:50:01 +02:00
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abstract class Context extends EventEmitter {
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2017-10-06 20:36:46 +02:00
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protected core: BotCore;
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public abstract async greet(): Promise<string>;
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public abstract async q(query: string): Promise<string>;
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2017-10-06 22:50:01 +02:00
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public abstract export(): any;
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2017-10-06 20:36:46 +02:00
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constructor(core: BotCore) {
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2017-10-06 22:50:01 +02:00
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super();
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2017-10-06 20:36:46 +02:00
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this.core = core;
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}
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2017-10-06 22:50:01 +02:00
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public static import(core: BotCore, data: any) {
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2017-10-06 23:43:36 +02:00
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if (data.type == 'post') return PostContext.import(core, data.content);
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2017-10-06 22:50:01 +02:00
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if (data.type == 'signin') return SigninContext.import(core, data.content);
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return null;
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}
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2017-10-06 20:36:46 +02:00
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}
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class SigninContext extends Context {
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2017-10-06 23:03:16 +02:00
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private temporaryUser: IUser = null;
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2017-10-06 20:36:46 +02:00
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public async greet(): Promise<string> {
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return 'まずユーザー名を教えてください:';
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}
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public async q(query: string): Promise<string> {
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if (this.temporaryUser == null) {
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// Fetch user
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const user: IUser = await User.findOne({
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username_lower: query.toLowerCase()
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}, {
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fields: {
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2017-10-07 01:04:55 +02:00
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data: false
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2017-10-06 20:36:46 +02:00
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}
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});
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if (user === null) {
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return `${query}というユーザーは存在しませんでした... もう一度教えてください:`;
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} else {
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this.temporaryUser = user;
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2017-10-06 22:50:01 +02:00
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this.emit('updated');
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2017-10-06 20:36:46 +02:00
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return `パスワードを教えてください:`;
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}
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} else {
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// Compare password
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const same = bcrypt.compareSync(query, this.temporaryUser.password);
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if (same) {
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2017-10-06 23:43:36 +02:00
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this.core.signin(this.temporaryUser);
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2017-10-07 10:20:47 +02:00
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this.core.clearContext();
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2017-10-06 20:36:46 +02:00
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return `${this.temporaryUser.name}さん、おかえりなさい!`;
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} else {
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return `パスワードが違います... もう一度教えてください:`;
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}
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}
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}
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2017-10-06 22:50:01 +02:00
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public export() {
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return {
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2017-10-06 23:03:16 +02:00
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type: 'signin',
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2017-10-06 23:43:36 +02:00
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content: {
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temporaryUser: this.temporaryUser
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}
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2017-10-06 22:50:01 +02:00
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};
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}
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public static import(core: BotCore, data: any) {
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const context = new SigninContext(core);
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context.temporaryUser = data.temporaryUser;
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return context;
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}
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2017-10-06 20:36:46 +02:00
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}
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2017-10-06 23:43:36 +02:00
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class PostContext extends Context {
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public async greet(): Promise<string> {
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return '内容:';
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}
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public async q(query: string): Promise<string> {
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await require('../endpoints/posts/create')({
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text: query
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}, this.core.user);
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2017-10-07 10:20:47 +02:00
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this.core.clearContext();
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2017-10-06 23:43:36 +02:00
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return '投稿しましたよ!';
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}
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public export() {
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return {
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type: 'post'
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};
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}
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public static import(core: BotCore, data: any) {
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const context = new PostContext(core);
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return context;
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}
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}
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