lots of important stuff (#1883)

* lots of important stuff

* Update Constants.js

src/client/BaseClient.js

@@ -0,0 +1,126 @@
+const EventEmitter = require('events');
+const RESTManager = require('../rest/RESTManager');
+const ClientDataResolver = require('./ClientDataResolver');
+const Util = require('../util/Util');
+const Constants = require('../util/Constants');
+
+/**
+ * The base class for all clients.
+ * @extends {EventEmitter}
+ */
+class BaseClient extends EventEmitter {
+  constructor(options = {}) {
+    super();
+
+    /**
+     * The options the client was instantiated with
+     * @type {ClientOptions}
+     */
+    this.options = Util.mergeDefault(Constants.DefaultOptions, options);
+
+    /**
+     * The REST manager of the client
+     * @type {RESTManager}
+     * @private
+     */
+    this.rest = new RESTManager(this, options._tokenType);
+
+    /**
+     * The data resolver of the client
+     * @type {ClientDataResolver}
+     * @private
+     */
+    this.resolver = new ClientDataResolver(this);
+
+    /**
+     * Timeouts set by {@link WebhookClient#setTimeout} that are still active
+     * @type {Set<Timeout>}
+     * @private
+     */
+    this._timeouts = new Set();
+
+    /**
+     * Intervals set by {@link WebhookClient#setInterval} that are still active
+     * @type {Set<Timeout>}
+     * @private
+     */
+    this._intervals = new Set();
+  }
+
+  /**
+   * Whether the client is in a browser environment
+   * @type {boolean}
+   * @readonly
+   */
+  get browser() {
+    return typeof window !== 'undefined';
+  }
+
+  /**
+   * API shortcut
+   * @type {Object}
+   * @private
+   */
+  get api() {
+    return this.rest.api;
+  }
+
+  /**
+   * Destroys all assets used by the base client.
+   */
+  destroy() {
+    for (const t of this._timeouts) clearTimeout(t);
+    for (const i of this._intervals) clearInterval(i);
+    this._timeouts.clear();
+    this._intervals.clear();
+  }
+
+  /**
+   * Sets a timeout that will be automatically cancelled if the client is destroyed.
+   * @param {Function} fn Function to execute
+   * @param {number} delay Time to wait before executing (in milliseconds)
+   * @param {...*} args Arguments for the function
+   * @returns {Timeout}
+   */
+  setTimeout(fn, delay, ...args) {
+    const timeout = setTimeout(() => {
+      fn(...args);
+      this._timeouts.delete(timeout);
+    }, delay);
+    this._timeouts.add(timeout);
+    return timeout;
+  }
+
+  /**
+   * Clears a timeout.
+   * @param {Timeout} timeout Timeout to cancel
+   */
+  clearTimeout(timeout) {
+    clearTimeout(timeout);
+    this._timeouts.delete(timeout);
+  }
+
+  /**
+   * Sets an interval that will be automatically cancelled if the client is destroyed.
+   * @param {Function} fn Function to execute
+   * @param {number} delay Time to wait before executing (in milliseconds)
+   * @param {...*} args Arguments for the function
+   * @returns {Timeout}
+   */
+  setInterval(fn, delay, ...args) {
+    const interval = setInterval(fn, delay, ...args);
+    this._intervals.add(interval);
+    return interval;
+  }
+
+  /**
+   * Clears an interval.
+   * @param {Timeout} interval Interval to cancel
+   */
+  clearInterval(interval) {
+    clearInterval(interval);
+    this._intervals.delete(interval);
+  }
+}
+
+module.exports = BaseClient;

src/client/Client.js

@@ -1,10 +1,7 @@
-const EventEmitter = require('events');
-const Constants = require('../util/Constants');
+const BaseClient = require('./BaseClient');
 const Permissions = require('../util/Permissions');
-const Util = require('../util/Util');
-const RESTManager = require('./rest/RESTManager');
+const RESTManager = require('../rest/RESTManager');
 const ClientManager = require('./ClientManager');
-const ClientDataResolver = require('./ClientDataResolver');
 const ClientVoiceManager = require('./voice/ClientVoiceManager');
 const WebSocketManager = require('./websocket/WebSocketManager');
 const ActionsManager = require('./actions/ActionsManager');
@@ -19,28 +16,24 @@ const UserStore = require('../stores/UserStore');
 const ChannelStore = require('../stores/ChannelStore');
 const GuildStore = require('../stores/GuildStore');
 const ClientPresenceStore = require('../stores/ClientPresenceStore');
+const Constants = require('../util/Constants');
 const { Error, TypeError, RangeError } = require('../errors');
 
 /**
  * The main hub for interacting with the Discord API, and the starting point for any bot.
- * @extends {EventEmitter}
+ * @extends {BaseClient}
  */
-class Client extends EventEmitter {
+class Client extends BaseClient {
   /**
    * @param {ClientOptions} [options] Options for the client
    */
   constructor(options = {}) {
-    super();
+    super(Object.assign({ _tokenType: 'Bot' }, options));
 
     // Obtain shard details from environment
     if (!options.shardId && 'SHARD_ID' in process.env) options.shardId = Number(process.env.SHARD_ID);
     if (!options.shardCount && 'SHARD_COUNT' in process.env) options.shardCount = Number(process.env.SHARD_COUNT);
 
-    /**
-     * The options the client was instantiated with
-     * @type {ClientOptions}
-     */
-    this.options = Util.mergeDefault(Constants.DefaultOptions, options);
     this._validateOptions();
 
     /**
@@ -64,13 +57,6 @@ class Client extends EventEmitter {
      */
     this.ws = new WebSocketManager(this);
 
-    /**
-     * The data resolver of the client
-     * @type {ClientDataResolver}
-     * @private
-     */
-    this.resolver = new ClientDataResolver(this);
-
     /**
      * The action manager of the client
      * @type {ActionsManager}
@@ -184,15 +170,6 @@ class Client extends EventEmitter {
     return this.ws.connection ? this.ws.connection.lastPingTimestamp : 0;
   }
 
-  /**
-   * API shortcut
-   * @type {Object}
-   * @private
-   */
-  get api() {
-    return this.rest.api;
-  }
-
   /**
    * Current status of the client's connection to Discord
    * @type {?Status}
@@ -252,15 +229,6 @@ class Client extends EventEmitter {
     return this.readyAt ? this.readyAt.getTime() : null;
   }
 
-  /**
-   * Whether the client is in a browser environment
-   * @type {boolean}
-   * @readonly
-   */
-  get browser() {
-    return typeof window !== 'undefined';
-  }
-
   /**
    * Creates a voice broadcast.
    * @returns {VoiceBroadcast}
@@ -298,10 +266,7 @@ class Client extends EventEmitter {
    * @returns {Promise}
    */
   destroy() {
-    for (const t of this._timeouts) clearTimeout(t);
-    for (const i of this._intervals) clearInterval(i);
-    this._timeouts.clear();
-    this._intervals.clear();
+    super.destroy();
     return this.manager.destroy();
   }
 
@@ -423,53 +388,6 @@ class Client extends EventEmitter {
     );
   }
 
-  /**
-   * Sets a timeout that will be automatically cancelled if the client is destroyed.
-   * @param {Function} fn Function to execute
-   * @param {number} delay Time to wait before executing (in milliseconds)
-   * @param {...*} args Arguments for the function
-   * @returns {Timeout}
-   */
-  setTimeout(fn, delay, ...args) {
-    const timeout = setTimeout(() => {
-      fn(...args);
-      this._timeouts.delete(timeout);
-    }, delay);
-    this._timeouts.add(timeout);
-    return timeout;
-  }
-
-  /**
-   * Clears a timeout.
-   * @param {Timeout} timeout Timeout to cancel
-   */
-  clearTimeout(timeout) {
-    clearTimeout(timeout);
-    this._timeouts.delete(timeout);
-  }
-
-  /**
-   * Sets an interval that will be automatically cancelled if the client is destroyed.
-   * @param {Function} fn Function to execute
-   * @param {number} delay Time to wait before executing (in milliseconds)
-   * @param {...*} args Arguments for the function
-   * @returns {Timeout}
-   */
-  setInterval(fn, delay, ...args) {
-    const interval = setInterval(fn, delay, ...args);
-    this._intervals.add(interval);
-    return interval;
-  }
-
-  /**
-   * Clears an interval.
-   * @param {Timeout} interval Interval to cancel
-   */
-  clearInterval(interval) {
-    clearInterval(interval);
-    this._intervals.delete(interval);
-  }
-
   /**
    * Adds a ping to {@link Client#pings}.
    * @param {number} startTime Starting time of the ping

src/client/WebhookClient.js

@@ -1,14 +1,12 @@
 const Webhook = require('../structures/Webhook');
-const RESTManager = require('./rest/RESTManager');
-const ClientDataResolver = require('./ClientDataResolver');
-const Constants = require('../util/Constants');
-const Util = require('../util/Util');
+const BaseClient = require('./BaseClient');
 
 /**
  * The webhook client.
  * @extends {Webhook}
+ * @extends {BaseClient}
  */
-class WebhookClient extends Webhook {
+class WebhookClient extends BaseClient {
   /**
    * @param {Snowflake} id ID of the webhook
    * @param {string} token Token of the webhook
@@ -19,109 +17,11 @@ class WebhookClient extends Webhook {
    * hook.sendMessage('This will send a message').catch(console.error);
    */
   constructor(id, token, options) {
-    super(null, id, token);
-
-    /**
-     * The options the client was instantiated with
-     * @type {ClientOptions}
-     */
-    this.options = Util.mergeDefault(Constants.DefaultOptions, options);
-
-    /**
-     * The REST manager of the client
-     * @type {RESTManager}
-     * @private
-     */
-    this.rest = new RESTManager(this);
-
-    /**
-     * The data resolver of the client
-     * @type {ClientDataResolver}
-     * @private
-     */
-    this.resolver = new ClientDataResolver(this);
-
-    /**
-     * Timeouts set by {@link WebhookClient#setTimeout} that are still active
-     * @type {Set<Timeout>}
-     * @private
-     */
-    this._timeouts = new Set();
-
-    /**
-     * Intervals set by {@link WebhookClient#setInterval} that are still active
-     * @type {Set<Timeout>}
-     * @private
-     */
-    this._intervals = new Set();
-  }
-
-  /**
-   * API shortcut
-   * @type {Object}
-   * @private
-   */
-  get api() {
-    return this.rest.api;
-  }
-
-  /**
-   * Sets a timeout that will be automatically cancelled if the client is destroyed.
-   * @param {Function} fn Function to execute
-   * @param {number} delay Time to wait before executing (in milliseconds)
-   * @param {...*} args Arguments for the function
-   * @returns {Timeout}
-   */
-  setTimeout(fn, delay, ...args) {
-    const timeout = setTimeout(() => {
-      fn(...args);
-      this._timeouts.delete(timeout);
-    }, delay);
-    this._timeouts.add(timeout);
-    return timeout;
-  }
-
-  /**
-   * Clears a timeout.
-   * @param {Timeout} timeout Timeout to cancel
-   */
-  clearTimeout(timeout) {
-    clearTimeout(timeout);
-    this._timeouts.delete(timeout);
-  }
-
-  /**
-   * Sets an interval that will be automatically cancelled if the client is destroyed.
-   * @param {Function} fn Function to execute
-   * @param {number} delay Time to wait before executing (in milliseconds)
-   * @param {...*} args Arguments for the function
-   * @returns {Timeout}
-   */
-  setInterval(fn, delay, ...args) {
-    const interval = setInterval(fn, delay, ...args);
-    this._intervals.add(interval);
-    return interval;
-  }
-
-  /**
-   * Clears an interval.
-   * @param {Timeout} interval Interval to cancel
-   */
-  clearInterval(interval) {
-    clearInterval(interval);
-    this._intervals.delete(interval);
-  }
-
-
-  /**
-   * Destroys the client.
-   */
-  destroy() {
-    for (const t of this._timeouts) clearTimeout(t);
-    for (const i of this._intervals) clearInterval(i);
-    this._timeouts.clear();
-    this._intervals.clear();
+    super(options);
+    Webhook.call(this, null, id, token);
   }
 }
 
+Object.assign(WebhookClient.prototype, Object.create(Webhook.prototype));
+
 module.exports = WebhookClient;

src/index.js

@@ -2,6 +2,7 @@ const Util = require('./util/Util');
 
 module.exports = {
   // "Root" classes (starting points)
+  BaseClient: require('./client/BaseClient'),
   Client: require('./client/Client'),
   Shard: require('./sharding/Shard'),
   ShardClientUtil: require('./sharding/ShardClientUtil'),
@@ -11,7 +12,7 @@ module.exports = {
   // Utilities
   Collection: require('./util/Collection'),
   Constants: require('./util/Constants'),
-  DiscordAPIError: require('./client/rest/DiscordAPIError'),
+  DiscordAPIError: require('./rest/DiscordAPIError'),
   EvaluatedPermissions: require('./util/Permissions'),
   Permissions: require('./util/Permissions'),
   Snowflake: require('./util/Snowflake'),

src/rest/APIRequest.js

@@ -1,6 +1,5 @@
 const querystring = require('querystring');
 const snekfetch = require('snekfetch');
-const { Error } = require('../../errors');
 
 class APIRequest {
   constructor(rest, method, path, options) {
@@ -12,17 +11,9 @@ class APIRequest {
     this.options = options;
   }
 
-  getAuth() {
-    if (this.client.token && this.client.user && this.client.user.bot) {
-      return `Bot ${this.client.token}`;
-    } else if (this.client.token) {
-      return this.client.token;
-    }
-    throw new Error('TOKEN_MISSING');
-  }
-
   gen() {
-    const API = `${this.client.options.http.api}/v${this.client.options.http.version}`;
+    const API = this.options.versioned === false ? this.client.options.http.api :
+      `${this.client.options.http.api}/v${this.client.options.http.version}`;
 
     if (this.options.query) {
       const queryString = (querystring.stringify(this.options.query).match(/[^=&?]+=[^=&?]+/g) || []).join('&');
@@ -31,9 +22,10 @@ class APIRequest {
 
     const request = snekfetch[this.method](`${API}${this.path}`);
 
-    if (this.options.auth !== false) request.set('Authorization', this.getAuth());
+    if (this.options.auth !== false) request.set('Authorization', this.rest.getAuth());
     if (this.options.reason) request.set('X-Audit-Log-Reason', encodeURIComponent(this.options.reason));
     if (!this.rest.client.browser) request.set('User-Agent', this.rest.userAgentManager.userAgent);
+    if (this.options.headers) request.set(this.options.headers);
 
     if (this.options.files) {
       for (const file of this.options.files) if (file && file.file) request.attach(file.name, file.file, file.name);

src/rest/APIRouter.js

@@ -14,6 +14,7 @@ function buildRoute(manager) {
       if (reflectors.includes(name)) return () => route.join('/');
       if (methods.includes(name)) {
         return options => manager.request(name, route.join('/'), Object.assign({
+          versioned: manager.versioned,
           route: route.map((r, i) => {
             if (/\d{16,19}/g.test(r)) return /channels|guilds/.test(route[i - 1]) ? r : ':id';
             return r;

src/rest/RESTManager.js

@@ -2,22 +2,32 @@ const UserAgentManager = require('./UserAgentManager');
 const handlers = require('./handlers');
 const APIRequest = require('./APIRequest');
 const routeBuilder = require('./APIRouter');
-const Constants = require('../../util/Constants');
-const { Error } = require('../../errors');
+const { Error } = require('../errors');
+const Constants = require('../util/Constants');
 
 class RESTManager {
-  constructor(client) {
+  constructor(client, tokenPrefix = 'Bot') {
     this.client = client;
     this.handlers = {};
     this.userAgentManager = new UserAgentManager(this);
     this.rateLimitedEndpoints = {};
     this.globallyRateLimited = false;
+    this.tokenPrefix = tokenPrefix;
+    this.versioned = true;
   }
 
   get api() {
     return routeBuilder(this);
   }
 
+  getAuth() {
+    const token = this.client.token || this.client.accessToken;
+    const prefixed = !!this.client.application || (this.client.user && this.client.user.bot);
+    if (token && prefixed) return `${this.tokenPrefix} ${token}`;
+    else if (token) return token;
+    throw new Error('TOKEN_MISSING');
+  }
+
   get cdn() {
     return Constants.Endpoints.CDN(this.client.options.http.cdn);
   }
@@ -54,6 +64,10 @@ class RESTManager {
 
     return this.push(this.handlers[apiRequest.route], apiRequest);
   }
+
+  set endpoint(endpoint) {
+    this.client.options.http.api = endpoint;
+  }
 }
 
 module.exports = RESTManager;

src/rest/UserAgentManager.js

@@ -1,4 +1,4 @@
-const Constants = require('../../util/Constants');
+const Constants = require('../util/Constants');
 
 class UserAgentManager {
   constructor() {

src/structures/TextChannel.js

@@ -12,7 +12,6 @@ const MessageStore = require('../stores/MessageStore');
 class TextChannel extends GuildChannel {
   constructor(guild, data) {
     super(guild, data);
-    this.type = 'text';
     this.messages = new MessageStore(this);
     this._typing = new Map();
   }
@@ -34,6 +33,8 @@ class TextChannel extends GuildChannel {
     this.nsfw = Boolean(data.nsfw);
 
     this.lastMessageID = data.last_message_id;
+
+    if (data.messages) for (const message of data.messages) this.messages.create(message);
   }
 
   /**

src/util/Constants.js

@@ -283,45 +283,45 @@ exports.Events = {
  * * RELATIONSHIP_REMOVE
  * @typedef {string} WSEventType
  */
-exports.WSEvents = {
-  READY: 'READY',
-  RESUMED: 'RESUMED',
-  GUILD_SYNC: 'GUILD_SYNC',
-  GUILD_CREATE: 'GUILD_CREATE',
-  GUILD_DELETE: 'GUILD_DELETE',
-  GUILD_UPDATE: 'GUILD_UPDATE',
-  GUILD_MEMBER_ADD: 'GUILD_MEMBER_ADD',
-  GUILD_MEMBER_REMOVE: 'GUILD_MEMBER_REMOVE',
-  GUILD_MEMBER_UPDATE: 'GUILD_MEMBER_UPDATE',
-  GUILD_MEMBERS_CHUNK: 'GUILD_MEMBERS_CHUNK',
-  GUILD_ROLE_CREATE: 'GUILD_ROLE_CREATE',
-  GUILD_ROLE_DELETE: 'GUILD_ROLE_DELETE',
-  GUILD_ROLE_UPDATE: 'GUILD_ROLE_UPDATE',
-  GUILD_BAN_ADD: 'GUILD_BAN_ADD',
-  GUILD_BAN_REMOVE: 'GUILD_BAN_REMOVE',
-  GUILD_EMOJIS_UPDATE: 'GUILD_EMOJIS_UPDATE',
-  CHANNEL_CREATE: 'CHANNEL_CREATE',
-  CHANNEL_DELETE: 'CHANNEL_DELETE',
-  CHANNEL_UPDATE: 'CHANNEL_UPDATE',
-  CHANNEL_PINS_UPDATE: 'CHANNEL_PINS_UPDATE',
-  MESSAGE_CREATE: 'MESSAGE_CREATE',
-  MESSAGE_DELETE: 'MESSAGE_DELETE',
-  MESSAGE_UPDATE: 'MESSAGE_UPDATE',
-  MESSAGE_DELETE_BULK: 'MESSAGE_DELETE_BULK',
-  MESSAGE_REACTION_ADD: 'MESSAGE_REACTION_ADD',
-  MESSAGE_REACTION_REMOVE: 'MESSAGE_REACTION_REMOVE',
-  MESSAGE_REACTION_REMOVE_ALL: 'MESSAGE_REACTION_REMOVE_ALL',
-  USER_UPDATE: 'USER_UPDATE',
-  USER_NOTE_UPDATE: 'USER_NOTE_UPDATE',
-  USER_SETTINGS_UPDATE: 'USER_SETTINGS_UPDATE',
-  USER_GUILD_SETTINGS_UPDATE: 'USER_GUILD_SETTINGS_UPDATE',
-  PRESENCE_UPDATE: 'PRESENCE_UPDATE',
-  VOICE_STATE_UPDATE: 'VOICE_STATE_UPDATE',
-  TYPING_START: 'TYPING_START',
-  VOICE_SERVER_UPDATE: 'VOICE_SERVER_UPDATE',
-  RELATIONSHIP_ADD: 'RELATIONSHIP_ADD',
-  RELATIONSHIP_REMOVE: 'RELATIONSHIP_REMOVE',
-};
+exports.WSEvents = keyMirror([
+  'READY',
+  'RESUMED',
+  'GUILD_SYNC',
+  'GUILD_CREATE',
+  'GUILD_DELETE',
+  'GUILD_UPDATE',
+  'GUILD_MEMBER_ADD',
+  'GUILD_MEMBER_REMOVE',
+  'GUILD_MEMBER_UPDATE',
+  'GUILD_MEMBERS_CHUNK',
+  'GUILD_ROLE_CREATE',
+  'GUILD_ROLE_DELETE',
+  'GUILD_ROLE_UPDATE',
+  'GUILD_BAN_ADD',
+  'GUILD_BAN_REMOVE',
+  'GUILD_EMOJIS_UPDATE',
+  'CHANNEL_CREATE',
+  'CHANNEL_DELETE',
+  'CHANNEL_UPDATE',
+  'CHANNEL_PINS_UPDATE',
+  'MESSAGE_CREATE',
+  'MESSAGE_DELETE',
+  'MESSAGE_UPDATE',
+  'MESSAGE_DELETE_BULK',
+  'MESSAGE_REACTION_ADD',
+  'MESSAGE_REACTION_REMOVE',
+  'MESSAGE_REACTION_REMOVE_ALL',
+  'USER_UPDATE',
+  'USER_NOTE_UPDATE',
+  'USER_SETTINGS_UPDATE',
+  'USER_GUILD_SETTINGS_UPDATE',
+  'PRESENCE_UPDATE',
+  'VOICE_STATE_UPDATE',
+  'TYPING_START',
+  'VOICE_SERVER_UPDATE',
+  'RELATIONSHIP_ADD',
+  'RELATIONSHIP_REMOVE',
+]);
 
 /**
  * The type of a message, e.g. `DEFAULT`. Here are the available types:
@@ -699,3 +699,9 @@ exports.APIErrors = {
   INVITE_ACCEPTED_TO_GUILD_NOT_CONTANING_BOT: 50036,
   REACTION_BLOCKED: 90001,
 };
+
+function keyMirror(arr) {
+  let tmp = Object.create(null);
+  for (const value of arr) tmp[value] = value;
+  return tmp;
+}