1372 lines
45 KiB
JavaScript
1372 lines
45 KiB
JavaScript
var __defProp = Object.defineProperty;
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var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
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// src/lib/CDN.ts
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import { URL } from "node:url";
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// src/lib/utils/constants.ts
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import process from "node:process";
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import { APIVersion } from "discord-api-types/v10";
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import { Agent } from "undici";
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var DefaultUserAgent = `DiscordBot (https://discord.js.org, 1.7.1)`;
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var DefaultUserAgentAppendix = process.release?.name === "node" ? `Node.js/${process.version}` : "";
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var DefaultRestOptions = {
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get agent() {
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return new Agent({
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connect: {
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timeout: 3e4
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}
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});
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},
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api: "https://discord.com/api",
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authPrefix: "Bot",
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cdn: "https://cdn.discordapp.com",
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headers: {},
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invalidRequestWarningInterval: 0,
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globalRequestsPerSecond: 50,
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offset: 50,
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rejectOnRateLimit: null,
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retries: 3,
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timeout: 15e3,
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userAgentAppendix: DefaultUserAgentAppendix,
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version: APIVersion,
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hashSweepInterval: 144e5,
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// 4 Hours
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hashLifetime: 864e5,
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// 24 Hours
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handlerSweepInterval: 36e5
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// 1 Hour
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};
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var RESTEvents = /* @__PURE__ */ ((RESTEvents2) => {
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RESTEvents2["Debug"] = "restDebug";
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RESTEvents2["HandlerSweep"] = "handlerSweep";
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RESTEvents2["HashSweep"] = "hashSweep";
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RESTEvents2["InvalidRequestWarning"] = "invalidRequestWarning";
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RESTEvents2["RateLimited"] = "rateLimited";
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RESTEvents2["Response"] = "response";
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return RESTEvents2;
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})(RESTEvents || {});
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var ALLOWED_EXTENSIONS = ["webp", "png", "jpg", "jpeg", "gif"];
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var ALLOWED_STICKER_EXTENSIONS = ["png", "json", "gif"];
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var ALLOWED_SIZES = [16, 32, 64, 128, 256, 512, 1024, 2048, 4096];
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var OverwrittenMimeTypes = {
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// https://github.com/discordjs/discord.js/issues/8557
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"image/apng": "image/png"
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};
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var BurstHandlerMajorIdKey = "burst";
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// src/lib/CDN.ts
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var CDN = class {
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constructor(base = DefaultRestOptions.cdn) {
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this.base = base;
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}
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/**
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* Generates an app asset URL for a client's asset.
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*
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* @param clientId - The client id that has the asset
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* @param assetHash - The hash provided by Discord for this asset
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* @param options - Optional options for the asset
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*/
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appAsset(clientId, assetHash, options) {
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return this.makeURL(`/app-assets/${clientId}/${assetHash}`, options);
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}
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/**
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* Generates an app icon URL for a client's icon.
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*
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* @param clientId - The client id that has the icon
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* @param iconHash - The hash provided by Discord for this icon
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* @param options - Optional options for the icon
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*/
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appIcon(clientId, iconHash, options) {
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return this.makeURL(`/app-icons/${clientId}/${iconHash}`, options);
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}
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/**
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* Generates an avatar URL, e.g. for a user or a webhook.
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*
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* @param id - The id that has the icon
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* @param avatarHash - The hash provided by Discord for this avatar
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* @param options - Optional options for the avatar
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*/
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avatar(id, avatarHash, options) {
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return this.dynamicMakeURL(`/avatars/${id}/${avatarHash}`, avatarHash, options);
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}
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/**
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* Generates a banner URL, e.g. for a user or a guild.
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*
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* @param id - The id that has the banner splash
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* @param bannerHash - The hash provided by Discord for this banner
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* @param options - Optional options for the banner
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*/
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banner(id, bannerHash, options) {
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return this.dynamicMakeURL(`/banners/${id}/${bannerHash}`, bannerHash, options);
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}
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/**
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* Generates an icon URL for a channel, e.g. a group DM.
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*
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* @param channelId - The channel id that has the icon
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* @param iconHash - The hash provided by Discord for this channel
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* @param options - Optional options for the icon
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*/
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channelIcon(channelId, iconHash, options) {
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return this.makeURL(`/channel-icons/${channelId}/${iconHash}`, options);
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}
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/**
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* Generates the default avatar URL for a discriminator.
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*
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* @param discriminator - The discriminator modulo 5
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*/
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defaultAvatar(discriminator) {
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return this.makeURL(`/embed/avatars/${discriminator}`, { extension: "png" });
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}
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/**
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* Generates a discovery splash URL for a guild's discovery splash.
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*
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* @param guildId - The guild id that has the discovery splash
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* @param splashHash - The hash provided by Discord for this splash
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* @param options - Optional options for the splash
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*/
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discoverySplash(guildId, splashHash, options) {
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return this.makeURL(`/discovery-splashes/${guildId}/${splashHash}`, options);
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}
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/**
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* Generates an emoji's URL for an emoji.
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*
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* @param emojiId - The emoji id
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* @param extension - The extension of the emoji
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*/
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emoji(emojiId, extension) {
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return this.makeURL(`/emojis/${emojiId}`, { extension });
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}
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/**
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* Generates a guild member avatar URL.
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*
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* @param guildId - The id of the guild
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* @param userId - The id of the user
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* @param avatarHash - The hash provided by Discord for this avatar
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* @param options - Optional options for the avatar
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*/
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guildMemberAvatar(guildId, userId, avatarHash, options) {
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return this.dynamicMakeURL(`/guilds/${guildId}/users/${userId}/avatars/${avatarHash}`, avatarHash, options);
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}
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/**
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* Generates a guild member banner URL.
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*
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* @param guildId - The id of the guild
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* @param userId - The id of the user
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* @param bannerHash - The hash provided by Discord for this banner
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* @param options - Optional options for the banner
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*/
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guildMemberBanner(guildId, userId, bannerHash, options) {
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return this.dynamicMakeURL(`/guilds/${guildId}/users/${userId}/banner`, bannerHash, options);
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}
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/**
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* Generates an icon URL, e.g. for a guild.
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*
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* @param id - The id that has the icon splash
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* @param iconHash - The hash provided by Discord for this icon
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* @param options - Optional options for the icon
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*/
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icon(id, iconHash, options) {
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return this.dynamicMakeURL(`/icons/${id}/${iconHash}`, iconHash, options);
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}
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/**
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* Generates a URL for the icon of a role
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*
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* @param roleId - The id of the role that has the icon
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* @param roleIconHash - The hash provided by Discord for this role icon
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* @param options - Optional options for the role icon
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*/
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roleIcon(roleId, roleIconHash, options) {
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return this.makeURL(`/role-icons/${roleId}/${roleIconHash}`, options);
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}
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/**
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* Generates a guild invite splash URL for a guild's invite splash.
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*
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* @param guildId - The guild id that has the invite splash
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* @param splashHash - The hash provided by Discord for this splash
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* @param options - Optional options for the splash
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*/
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splash(guildId, splashHash, options) {
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return this.makeURL(`/splashes/${guildId}/${splashHash}`, options);
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}
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/**
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* Generates a sticker URL.
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*
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* @param stickerId - The sticker id
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* @param extension - The extension of the sticker
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* @privateRemarks
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* Stickers cannot have a `.webp` extension, so we default to a `.png`
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*/
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sticker(stickerId, extension = "png") {
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return this.makeURL(`/stickers/${stickerId}`, { allowedExtensions: ALLOWED_STICKER_EXTENSIONS, extension });
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}
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/**
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* Generates a sticker pack banner URL.
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*
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* @param bannerId - The banner id
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* @param options - Optional options for the banner
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*/
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stickerPackBanner(bannerId, options) {
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return this.makeURL(`/app-assets/710982414301790216/store/${bannerId}`, options);
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}
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/**
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* Generates a team icon URL for a team's icon.
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*
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* @param teamId - The team id that has the icon
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* @param iconHash - The hash provided by Discord for this icon
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* @param options - Optional options for the icon
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*/
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teamIcon(teamId, iconHash, options) {
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return this.makeURL(`/team-icons/${teamId}/${iconHash}`, options);
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}
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/**
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* Generates a cover image for a guild scheduled event.
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*
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* @param scheduledEventId - The scheduled event id
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* @param coverHash - The hash provided by discord for this cover image
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* @param options - Optional options for the cover image
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*/
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guildScheduledEventCover(scheduledEventId, coverHash, options) {
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return this.makeURL(`/guild-events/${scheduledEventId}/${coverHash}`, options);
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}
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/**
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* Constructs the URL for the resource, checking whether or not `hash` starts with `a_` if `dynamic` is set to `true`.
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*
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* @param route - The base cdn route
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* @param hash - The hash provided by Discord for this icon
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* @param options - Optional options for the link
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*/
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dynamicMakeURL(route, hash, { forceStatic = false, ...options } = {}) {
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return this.makeURL(route, !forceStatic && hash.startsWith("a_") ? { ...options, extension: "gif" } : options);
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}
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/**
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* Constructs the URL for the resource
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*
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* @param route - The base cdn route
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* @param options - The extension/size options for the link
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*/
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makeURL(route, { allowedExtensions = ALLOWED_EXTENSIONS, extension = "webp", size } = {}) {
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extension = String(extension).toLowerCase();
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if (!allowedExtensions.includes(extension)) {
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throw new RangeError(`Invalid extension provided: ${extension}
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Must be one of: ${allowedExtensions.join(", ")}`);
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}
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if (size && !ALLOWED_SIZES.includes(size)) {
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throw new RangeError(`Invalid size provided: ${size}
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Must be one of: ${ALLOWED_SIZES.join(", ")}`);
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}
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const url = new URL(`${this.base}${route}.${extension}`);
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if (size) {
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url.searchParams.set("size", String(size));
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}
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return url.toString();
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}
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};
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__name(CDN, "CDN");
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// src/lib/errors/DiscordAPIError.ts
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function isErrorGroupWrapper(error) {
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return Reflect.has(error, "_errors");
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}
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__name(isErrorGroupWrapper, "isErrorGroupWrapper");
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function isErrorResponse(error) {
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return typeof Reflect.get(error, "message") === "string";
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}
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__name(isErrorResponse, "isErrorResponse");
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var DiscordAPIError = class extends Error {
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/**
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* @param rawError - The error reported by Discord
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* @param code - The error code reported by Discord
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* @param status - The status code of the response
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* @param method - The method of the request that erred
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* @param url - The url of the request that erred
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* @param bodyData - The unparsed data for the request that errored
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*/
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constructor(rawError, code, status, method, url, bodyData) {
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super(DiscordAPIError.getMessage(rawError));
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this.rawError = rawError;
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this.code = code;
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this.status = status;
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this.method = method;
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this.url = url;
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this.requestBody = { files: bodyData.files, json: bodyData.body };
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}
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requestBody;
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/**
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* The name of the error
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*/
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get name() {
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return `${DiscordAPIError.name}[${this.code}]`;
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}
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static getMessage(error) {
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let flattened = "";
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if ("code" in error) {
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if (error.errors) {
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flattened = [...this.flattenDiscordError(error.errors)].join("\n");
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}
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return error.message && flattened ? `${error.message}
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${flattened}` : error.message || flattened || "Unknown Error";
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}
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return error.error_description ?? "No Description";
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}
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static *flattenDiscordError(obj, key = "") {
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if (isErrorResponse(obj)) {
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return yield `${key.length ? `${key}[${obj.code}]` : `${obj.code}`}: ${obj.message}`.trim();
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}
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for (const [otherKey, val] of Object.entries(obj)) {
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const nextKey = otherKey.startsWith("_") ? key : key ? Number.isNaN(Number(otherKey)) ? `${key}.${otherKey}` : `${key}[${otherKey}]` : otherKey;
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if (typeof val === "string") {
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yield val;
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} else if (isErrorGroupWrapper(val)) {
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for (const error of val._errors) {
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yield* this.flattenDiscordError(error, nextKey);
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}
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} else {
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yield* this.flattenDiscordError(val, nextKey);
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}
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}
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}
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};
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__name(DiscordAPIError, "DiscordAPIError");
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// src/lib/errors/HTTPError.ts
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import { STATUS_CODES } from "node:http";
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var HTTPError = class extends Error {
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/**
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* @param status - The status code of the response
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* @param method - The method of the request that erred
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* @param url - The url of the request that erred
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* @param bodyData - The unparsed data for the request that errored
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*/
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constructor(status, method, url, bodyData) {
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super(STATUS_CODES[status]);
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this.status = status;
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this.method = method;
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this.url = url;
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this.requestBody = { files: bodyData.files, json: bodyData.body };
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}
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requestBody;
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name = HTTPError.name;
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};
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__name(HTTPError, "HTTPError");
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// src/lib/errors/RateLimitError.ts
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var RateLimitError = class extends Error {
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timeToReset;
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limit;
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method;
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hash;
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url;
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route;
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majorParameter;
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global;
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constructor({ timeToReset, limit, method, hash, url, route, majorParameter, global }) {
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super();
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this.timeToReset = timeToReset;
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this.limit = limit;
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this.method = method;
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this.hash = hash;
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this.url = url;
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this.route = route;
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this.majorParameter = majorParameter;
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this.global = global;
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}
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/**
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* The name of the error
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*/
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get name() {
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return `${RateLimitError.name}[${this.route}]`;
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}
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};
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__name(RateLimitError, "RateLimitError");
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// src/lib/RequestManager.ts
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import { Blob as Blob2, Buffer as Buffer3 } from "node:buffer";
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import { EventEmitter } from "node:events";
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import { setInterval, clearInterval } from "node:timers";
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import { Collection } from "@discordjs/collection";
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import { lazy } from "@discordjs/util";
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import { DiscordSnowflake } from "@sapphire/snowflake";
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import { FormData as FormData2 } from "undici";
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// src/lib/handlers/BurstHandler.ts
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import { setTimeout as sleep } from "node:timers/promises";
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// src/lib/utils/utils.ts
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import { Blob, Buffer as Buffer2 } from "node:buffer";
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import { URLSearchParams } from "node:url";
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import { types } from "node:util";
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import { FormData } from "undici";
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function parseHeader(header) {
|
|
if (header === void 0 || typeof header === "string") {
|
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return header;
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|
}
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return header.join(";");
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}
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|
__name(parseHeader, "parseHeader");
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|
function serializeSearchParam(value) {
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|
switch (typeof value) {
|
|
case "string":
|
|
return value;
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|
case "number":
|
|
case "bigint":
|
|
case "boolean":
|
|
return value.toString();
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|
case "object":
|
|
if (value === null)
|
|
return null;
|
|
if (value instanceof Date) {
|
|
return Number.isNaN(value.getTime()) ? null : value.toISOString();
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|
}
|
|
if (typeof value.toString === "function" && value.toString !== Object.prototype.toString)
|
|
return value.toString();
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|
return null;
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|
default:
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|
return null;
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|
}
|
|
}
|
|
__name(serializeSearchParam, "serializeSearchParam");
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|
function makeURLSearchParams(options) {
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|
const params = new URLSearchParams();
|
|
if (!options)
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|
return params;
|
|
for (const [key, value] of Object.entries(options)) {
|
|
const serialized = serializeSearchParam(value);
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|
if (serialized !== null)
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|
params.append(key, serialized);
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|
}
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|
return params;
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|
}
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|
__name(makeURLSearchParams, "makeURLSearchParams");
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|
async function parseResponse(res) {
|
|
const header = parseHeader(res.headers["content-type"]);
|
|
if (header?.startsWith("application/json")) {
|
|
return res.body.json();
|
|
}
|
|
return res.body.arrayBuffer();
|
|
}
|
|
__name(parseResponse, "parseResponse");
|
|
function hasSublimit(bucketRoute, body, method) {
|
|
if (bucketRoute === "/channels/:id") {
|
|
if (typeof body !== "object" || body === null)
|
|
return false;
|
|
if (method !== "PATCH" /* Patch */)
|
|
return false;
|
|
const castedBody = body;
|
|
return ["name", "topic"].some((key) => Reflect.has(castedBody, key));
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}
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|
return true;
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}
|
|
__name(hasSublimit, "hasSublimit");
|
|
async function resolveBody(body) {
|
|
if (body == null) {
|
|
return null;
|
|
} else if (typeof body === "string") {
|
|
return body;
|
|
} else if (types.isUint8Array(body)) {
|
|
return body;
|
|
} else if (types.isArrayBuffer(body)) {
|
|
return new Uint8Array(body);
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|
} else if (body instanceof URLSearchParams) {
|
|
return body.toString();
|
|
} else if (body instanceof DataView) {
|
|
return new Uint8Array(body.buffer);
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|
} else if (body instanceof Blob) {
|
|
return new Uint8Array(await body.arrayBuffer());
|
|
} else if (body instanceof FormData) {
|
|
return body;
|
|
} else if (body[Symbol.iterator]) {
|
|
const chunks = [...body];
|
|
const length = chunks.reduce((a, b) => a + b.length, 0);
|
|
const uint8 = new Uint8Array(length);
|
|
let lengthUsed = 0;
|
|
return chunks.reduce((a, b) => {
|
|
a.set(b, lengthUsed);
|
|
lengthUsed += b.length;
|
|
return a;
|
|
}, uint8);
|
|
} else if (body[Symbol.asyncIterator]) {
|
|
const chunks = [];
|
|
for await (const chunk of body) {
|
|
chunks.push(chunk);
|
|
}
|
|
return Buffer2.concat(chunks);
|
|
}
|
|
throw new TypeError(`Unable to resolve body.`);
|
|
}
|
|
__name(resolveBody, "resolveBody");
|
|
function shouldRetry(error) {
|
|
if (error.name === "AbortError")
|
|
return true;
|
|
return "code" in error && error.code === "ECONNRESET" || error.message.includes("ECONNRESET");
|
|
}
|
|
__name(shouldRetry, "shouldRetry");
|
|
async function onRateLimit(manager, rateLimitData) {
|
|
const { options } = manager;
|
|
if (!options.rejectOnRateLimit)
|
|
return;
|
|
const shouldThrow = typeof options.rejectOnRateLimit === "function" ? await options.rejectOnRateLimit(rateLimitData) : options.rejectOnRateLimit.some((route) => rateLimitData.route.startsWith(route.toLowerCase()));
|
|
if (shouldThrow) {
|
|
throw new RateLimitError(rateLimitData);
|
|
}
|
|
}
|
|
__name(onRateLimit, "onRateLimit");
|
|
|
|
// src/lib/handlers/Shared.ts
|
|
import { setTimeout, clearTimeout } from "node:timers";
|
|
import { request } from "undici";
|
|
var invalidCount = 0;
|
|
var invalidCountResetTime = null;
|
|
function incrementInvalidCount(manager) {
|
|
if (!invalidCountResetTime || invalidCountResetTime < Date.now()) {
|
|
invalidCountResetTime = Date.now() + 1e3 * 60 * 10;
|
|
invalidCount = 0;
|
|
}
|
|
invalidCount++;
|
|
const emitInvalid = manager.options.invalidRequestWarningInterval > 0 && invalidCount % manager.options.invalidRequestWarningInterval === 0;
|
|
if (emitInvalid) {
|
|
manager.emit("invalidRequestWarning" /* InvalidRequestWarning */, {
|
|
count: invalidCount,
|
|
remainingTime: invalidCountResetTime - Date.now()
|
|
});
|
|
}
|
|
}
|
|
__name(incrementInvalidCount, "incrementInvalidCount");
|
|
async function makeNetworkRequest(manager, routeId, url, options, requestData, retries) {
|
|
const controller = new AbortController();
|
|
const timeout = setTimeout(() => controller.abort(), manager.options.timeout).unref();
|
|
if (requestData.signal) {
|
|
const signal = requestData.signal;
|
|
if (signal.aborted)
|
|
controller.abort();
|
|
else
|
|
signal.addEventListener("abort", () => controller.abort());
|
|
}
|
|
let res;
|
|
try {
|
|
res = await request(url, { ...options, signal: controller.signal });
|
|
} catch (error) {
|
|
if (!(error instanceof Error))
|
|
throw error;
|
|
if (shouldRetry(error) && retries !== manager.options.retries) {
|
|
return null;
|
|
}
|
|
throw error;
|
|
} finally {
|
|
clearTimeout(timeout);
|
|
}
|
|
if (manager.listenerCount("response" /* Response */)) {
|
|
manager.emit(
|
|
"response" /* Response */,
|
|
{
|
|
method: options.method ?? "get",
|
|
path: routeId.original,
|
|
route: routeId.bucketRoute,
|
|
options,
|
|
data: requestData,
|
|
retries
|
|
},
|
|
{ ...res }
|
|
);
|
|
}
|
|
return res;
|
|
}
|
|
__name(makeNetworkRequest, "makeNetworkRequest");
|
|
async function handleErrors(manager, res, method, url, requestData, retries) {
|
|
const status = res.statusCode;
|
|
if (status >= 500 && status < 600) {
|
|
if (retries !== manager.options.retries) {
|
|
return null;
|
|
}
|
|
throw new HTTPError(status, method, url, requestData);
|
|
} else {
|
|
if (status >= 400 && status < 500) {
|
|
if (status === 401 && requestData.auth) {
|
|
manager.setToken(null);
|
|
}
|
|
const data = await parseResponse(res);
|
|
throw new DiscordAPIError(data, "code" in data ? data.code : data.error, status, method, url, requestData);
|
|
}
|
|
return res;
|
|
}
|
|
}
|
|
__name(handleErrors, "handleErrors");
|
|
|
|
// src/lib/handlers/BurstHandler.ts
|
|
var BurstHandler = class {
|
|
/**
|
|
* @param manager - The request manager
|
|
* @param hash - The hash that this RequestHandler handles
|
|
* @param majorParameter - The major parameter for this handler
|
|
*/
|
|
constructor(manager, hash, majorParameter) {
|
|
this.manager = manager;
|
|
this.hash = hash;
|
|
this.majorParameter = majorParameter;
|
|
this.id = `${hash}:${majorParameter}`;
|
|
}
|
|
/**
|
|
* {@inheritdoc IHandler.id}
|
|
*/
|
|
id;
|
|
/**
|
|
* {@inheritDoc IHandler.inactive}
|
|
*/
|
|
inactive = false;
|
|
/**
|
|
* Emits a debug message
|
|
*
|
|
* @param message - The message to debug
|
|
*/
|
|
debug(message) {
|
|
this.manager.emit("restDebug" /* Debug */, `[REST ${this.id}] ${message}`);
|
|
}
|
|
/**
|
|
* {@inheritDoc IHandler.queueRequest}
|
|
*/
|
|
async queueRequest(routeId, url, options, requestData) {
|
|
return this.runRequest(routeId, url, options, requestData);
|
|
}
|
|
/**
|
|
* The method that actually makes the request to the API, and updates info about the bucket accordingly
|
|
*
|
|
* @param routeId - The generalized API route with literal ids for major parameters
|
|
* @param url - The fully resolved URL to make the request to
|
|
* @param options - The fetch options needed to make the request
|
|
* @param requestData - Extra data from the user's request needed for errors and additional processing
|
|
* @param retries - The number of retries this request has already attempted (recursion)
|
|
*/
|
|
async runRequest(routeId, url, options, requestData, retries = 0) {
|
|
const method = options.method ?? "get";
|
|
const res = await makeNetworkRequest(this.manager, routeId, url, options, requestData, retries);
|
|
if (res === null) {
|
|
return this.runRequest(routeId, url, options, requestData, ++retries);
|
|
}
|
|
const status = res.statusCode;
|
|
let retryAfter = 0;
|
|
const retry = parseHeader(res.headers["retry-after"]);
|
|
if (retry)
|
|
retryAfter = Number(retry) * 1e3 + this.manager.options.offset;
|
|
if (status === 401 || status === 403 || status === 429) {
|
|
incrementInvalidCount(this.manager);
|
|
}
|
|
if (status >= 200 && status < 300) {
|
|
return res;
|
|
} else if (status === 429) {
|
|
const isGlobal = res.headers["x-ratelimit-global"] !== void 0;
|
|
await onRateLimit(this.manager, {
|
|
timeToReset: retryAfter,
|
|
limit: Number.POSITIVE_INFINITY,
|
|
method,
|
|
hash: this.hash,
|
|
url,
|
|
route: routeId.bucketRoute,
|
|
majorParameter: this.majorParameter,
|
|
global: isGlobal
|
|
});
|
|
this.debug(
|
|
[
|
|
"Encountered unexpected 429 rate limit",
|
|
` Global : ${isGlobal}`,
|
|
` Method : ${method}`,
|
|
` URL : ${url}`,
|
|
` Bucket : ${routeId.bucketRoute}`,
|
|
` Major parameter: ${routeId.majorParameter}`,
|
|
` Hash : ${this.hash}`,
|
|
` Limit : ${Number.POSITIVE_INFINITY}`,
|
|
` Retry After : ${retryAfter}ms`,
|
|
` Sublimit : None`
|
|
].join("\n")
|
|
);
|
|
await sleep(retryAfter);
|
|
return this.runRequest(routeId, url, options, requestData, retries);
|
|
} else {
|
|
const handled = await handleErrors(this.manager, res, method, url, requestData, retries);
|
|
if (handled === null) {
|
|
return this.runRequest(routeId, url, options, requestData, ++retries);
|
|
}
|
|
return handled;
|
|
}
|
|
}
|
|
};
|
|
__name(BurstHandler, "BurstHandler");
|
|
|
|
// src/lib/handlers/SequentialHandler.ts
|
|
import { setTimeout as sleep2 } from "node:timers/promises";
|
|
import { AsyncQueue } from "@sapphire/async-queue";
|
|
var SequentialHandler = class {
|
|
/**
|
|
* @param manager - The request manager
|
|
* @param hash - The hash that this RequestHandler handles
|
|
* @param majorParameter - The major parameter for this handler
|
|
*/
|
|
constructor(manager, hash, majorParameter) {
|
|
this.manager = manager;
|
|
this.hash = hash;
|
|
this.majorParameter = majorParameter;
|
|
this.id = `${hash}:${majorParameter}`;
|
|
}
|
|
/**
|
|
* {@inheritDoc IHandler.id}
|
|
*/
|
|
id;
|
|
/**
|
|
* The time this rate limit bucket will reset
|
|
*/
|
|
reset = -1;
|
|
/**
|
|
* The remaining requests that can be made before we are rate limited
|
|
*/
|
|
remaining = 1;
|
|
/**
|
|
* The total number of requests that can be made before we are rate limited
|
|
*/
|
|
limit = Number.POSITIVE_INFINITY;
|
|
/**
|
|
* The interface used to sequence async requests sequentially
|
|
*/
|
|
#asyncQueue = new AsyncQueue();
|
|
/**
|
|
* The interface used to sequence sublimited async requests sequentially
|
|
*/
|
|
#sublimitedQueue = null;
|
|
/**
|
|
* A promise wrapper for when the sublimited queue is finished being processed or null when not being processed
|
|
*/
|
|
#sublimitPromise = null;
|
|
/**
|
|
* Whether the sublimit queue needs to be shifted in the finally block
|
|
*/
|
|
#shiftSublimit = false;
|
|
/**
|
|
* {@inheritDoc IHandler.inactive}
|
|
*/
|
|
get inactive() {
|
|
return this.#asyncQueue.remaining === 0 && (this.#sublimitedQueue === null || this.#sublimitedQueue.remaining === 0) && !this.limited;
|
|
}
|
|
/**
|
|
* If the rate limit bucket is currently limited by the global limit
|
|
*/
|
|
get globalLimited() {
|
|
return this.manager.globalRemaining <= 0 && Date.now() < this.manager.globalReset;
|
|
}
|
|
/**
|
|
* If the rate limit bucket is currently limited by its limit
|
|
*/
|
|
get localLimited() {
|
|
return this.remaining <= 0 && Date.now() < this.reset;
|
|
}
|
|
/**
|
|
* If the rate limit bucket is currently limited
|
|
*/
|
|
get limited() {
|
|
return this.globalLimited || this.localLimited;
|
|
}
|
|
/**
|
|
* The time until queued requests can continue
|
|
*/
|
|
get timeToReset() {
|
|
return this.reset + this.manager.options.offset - Date.now();
|
|
}
|
|
/**
|
|
* Emits a debug message
|
|
*
|
|
* @param message - The message to debug
|
|
*/
|
|
debug(message) {
|
|
this.manager.emit("restDebug" /* Debug */, `[REST ${this.id}] ${message}`);
|
|
}
|
|
/**
|
|
* Delay all requests for the specified amount of time, handling global rate limits
|
|
*
|
|
* @param time - The amount of time to delay all requests for
|
|
*/
|
|
async globalDelayFor(time) {
|
|
await sleep2(time);
|
|
this.manager.globalDelay = null;
|
|
}
|
|
/**
|
|
* {@inheritDoc IHandler.queueRequest}
|
|
*/
|
|
async queueRequest(routeId, url, options, requestData) {
|
|
let queue = this.#asyncQueue;
|
|
let queueType = 0 /* Standard */;
|
|
if (this.#sublimitedQueue && hasSublimit(routeId.bucketRoute, requestData.body, options.method)) {
|
|
queue = this.#sublimitedQueue;
|
|
queueType = 1 /* Sublimit */;
|
|
}
|
|
await queue.wait({ signal: requestData.signal });
|
|
if (queueType === 0 /* Standard */) {
|
|
if (this.#sublimitedQueue && hasSublimit(routeId.bucketRoute, requestData.body, options.method)) {
|
|
queue = this.#sublimitedQueue;
|
|
const wait = queue.wait();
|
|
this.#asyncQueue.shift();
|
|
await wait;
|
|
} else if (this.#sublimitPromise) {
|
|
await this.#sublimitPromise.promise;
|
|
}
|
|
}
|
|
try {
|
|
return await this.runRequest(routeId, url, options, requestData);
|
|
} finally {
|
|
queue.shift();
|
|
if (this.#shiftSublimit) {
|
|
this.#shiftSublimit = false;
|
|
this.#sublimitedQueue?.shift();
|
|
}
|
|
if (this.#sublimitedQueue?.remaining === 0) {
|
|
this.#sublimitPromise?.resolve();
|
|
this.#sublimitedQueue = null;
|
|
}
|
|
}
|
|
}
|
|
/**
|
|
* The method that actually makes the request to the api, and updates info about the bucket accordingly
|
|
*
|
|
* @param routeId - The generalized api route with literal ids for major parameters
|
|
* @param url - The fully resolved url to make the request to
|
|
* @param options - The fetch options needed to make the request
|
|
* @param requestData - Extra data from the user's request needed for errors and additional processing
|
|
* @param retries - The number of retries this request has already attempted (recursion)
|
|
*/
|
|
async runRequest(routeId, url, options, requestData, retries = 0) {
|
|
while (this.limited) {
|
|
const isGlobal = this.globalLimited;
|
|
let limit2;
|
|
let timeout;
|
|
let delay;
|
|
if (isGlobal) {
|
|
limit2 = this.manager.options.globalRequestsPerSecond;
|
|
timeout = this.manager.globalReset + this.manager.options.offset - Date.now();
|
|
if (!this.manager.globalDelay) {
|
|
this.manager.globalDelay = this.globalDelayFor(timeout);
|
|
}
|
|
delay = this.manager.globalDelay;
|
|
} else {
|
|
limit2 = this.limit;
|
|
timeout = this.timeToReset;
|
|
delay = sleep2(timeout);
|
|
}
|
|
const rateLimitData = {
|
|
timeToReset: timeout,
|
|
limit: limit2,
|
|
method: options.method ?? "get",
|
|
hash: this.hash,
|
|
url,
|
|
route: routeId.bucketRoute,
|
|
majorParameter: this.majorParameter,
|
|
global: isGlobal
|
|
};
|
|
this.manager.emit("rateLimited" /* RateLimited */, rateLimitData);
|
|
await onRateLimit(this.manager, rateLimitData);
|
|
if (isGlobal) {
|
|
this.debug(`Global rate limit hit, blocking all requests for ${timeout}ms`);
|
|
} else {
|
|
this.debug(`Waiting ${timeout}ms for rate limit to pass`);
|
|
}
|
|
await delay;
|
|
}
|
|
if (!this.manager.globalReset || this.manager.globalReset < Date.now()) {
|
|
this.manager.globalReset = Date.now() + 1e3;
|
|
this.manager.globalRemaining = this.manager.options.globalRequestsPerSecond;
|
|
}
|
|
this.manager.globalRemaining--;
|
|
const method = options.method ?? "get";
|
|
const res = await makeNetworkRequest(this.manager, routeId, url, options, requestData, retries);
|
|
if (res === null) {
|
|
return this.runRequest(routeId, url, options, requestData, ++retries);
|
|
}
|
|
const status = res.statusCode;
|
|
let retryAfter = 0;
|
|
const limit = parseHeader(res.headers["x-ratelimit-limit"]);
|
|
const remaining = parseHeader(res.headers["x-ratelimit-remaining"]);
|
|
const reset = parseHeader(res.headers["x-ratelimit-reset-after"]);
|
|
const hash = parseHeader(res.headers["x-ratelimit-bucket"]);
|
|
const retry = parseHeader(res.headers["retry-after"]);
|
|
this.limit = limit ? Number(limit) : Number.POSITIVE_INFINITY;
|
|
this.remaining = remaining ? Number(remaining) : 1;
|
|
this.reset = reset ? Number(reset) * 1e3 + Date.now() + this.manager.options.offset : Date.now();
|
|
if (retry)
|
|
retryAfter = Number(retry) * 1e3 + this.manager.options.offset;
|
|
if (hash && hash !== this.hash) {
|
|
this.debug(["Received bucket hash update", ` Old Hash : ${this.hash}`, ` New Hash : ${hash}`].join("\n"));
|
|
this.manager.hashes.set(`${method}:${routeId.bucketRoute}`, { value: hash, lastAccess: Date.now() });
|
|
} else if (hash) {
|
|
const hashData = this.manager.hashes.get(`${method}:${routeId.bucketRoute}`);
|
|
if (hashData) {
|
|
hashData.lastAccess = Date.now();
|
|
}
|
|
}
|
|
let sublimitTimeout = null;
|
|
if (retryAfter > 0) {
|
|
if (res.headers["x-ratelimit-global"] !== void 0) {
|
|
this.manager.globalRemaining = 0;
|
|
this.manager.globalReset = Date.now() + retryAfter;
|
|
} else if (!this.localLimited) {
|
|
sublimitTimeout = retryAfter;
|
|
}
|
|
}
|
|
if (status === 401 || status === 403 || status === 429) {
|
|
incrementInvalidCount(this.manager);
|
|
}
|
|
if (status >= 200 && status < 300) {
|
|
return res;
|
|
} else if (status === 429) {
|
|
const isGlobal = this.globalLimited;
|
|
let limit2;
|
|
let timeout;
|
|
if (isGlobal) {
|
|
limit2 = this.manager.options.globalRequestsPerSecond;
|
|
timeout = this.manager.globalReset + this.manager.options.offset - Date.now();
|
|
} else {
|
|
limit2 = this.limit;
|
|
timeout = this.timeToReset;
|
|
}
|
|
await onRateLimit(this.manager, {
|
|
timeToReset: timeout,
|
|
limit: limit2,
|
|
method,
|
|
hash: this.hash,
|
|
url,
|
|
route: routeId.bucketRoute,
|
|
majorParameter: this.majorParameter,
|
|
global: isGlobal
|
|
});
|
|
this.debug(
|
|
[
|
|
"Encountered unexpected 429 rate limit",
|
|
` Global : ${isGlobal.toString()}`,
|
|
` Method : ${method}`,
|
|
` URL : ${url}`,
|
|
` Bucket : ${routeId.bucketRoute}`,
|
|
` Major parameter: ${routeId.majorParameter}`,
|
|
` Hash : ${this.hash}`,
|
|
` Limit : ${limit2}`,
|
|
` Retry After : ${retryAfter}ms`,
|
|
` Sublimit : ${sublimitTimeout ? `${sublimitTimeout}ms` : "None"}`
|
|
].join("\n")
|
|
);
|
|
if (sublimitTimeout) {
|
|
const firstSublimit = !this.#sublimitedQueue;
|
|
if (firstSublimit) {
|
|
this.#sublimitedQueue = new AsyncQueue();
|
|
void this.#sublimitedQueue.wait();
|
|
this.#asyncQueue.shift();
|
|
}
|
|
this.#sublimitPromise?.resolve();
|
|
this.#sublimitPromise = null;
|
|
await sleep2(sublimitTimeout);
|
|
let resolve;
|
|
const promise = new Promise((res2) => resolve = res2);
|
|
this.#sublimitPromise = { promise, resolve };
|
|
if (firstSublimit) {
|
|
await this.#asyncQueue.wait();
|
|
this.#shiftSublimit = true;
|
|
}
|
|
}
|
|
return this.runRequest(routeId, url, options, requestData, retries);
|
|
} else {
|
|
const handled = await handleErrors(this.manager, res, method, url, requestData, retries);
|
|
if (handled === null) {
|
|
return this.runRequest(routeId, url, options, requestData, ++retries);
|
|
}
|
|
return handled;
|
|
}
|
|
}
|
|
};
|
|
__name(SequentialHandler, "SequentialHandler");
|
|
|
|
// src/lib/RequestManager.ts
|
|
var getFileType = lazy(async () => import("file-type"));
|
|
var RequestMethod = /* @__PURE__ */ ((RequestMethod2) => {
|
|
RequestMethod2["Delete"] = "DELETE";
|
|
RequestMethod2["Get"] = "GET";
|
|
RequestMethod2["Patch"] = "PATCH";
|
|
RequestMethod2["Post"] = "POST";
|
|
RequestMethod2["Put"] = "PUT";
|
|
return RequestMethod2;
|
|
})(RequestMethod || {});
|
|
var RequestManager = class extends EventEmitter {
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/**
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* The {@link https://undici.nodejs.org/#/docs/api/Agent | Agent} for all requests
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* performed by this manager.
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*/
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agent = null;
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/**
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* The number of requests remaining in the global bucket
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*/
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globalRemaining;
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/**
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* The promise used to wait out the global rate limit
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*/
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globalDelay = null;
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/**
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* The timestamp at which the global bucket resets
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*/
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globalReset = -1;
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/**
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* API bucket hashes that are cached from provided routes
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*/
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hashes = new Collection();
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/**
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* Request handlers created from the bucket hash and the major parameters
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*/
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handlers = new Collection();
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#token = null;
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hashTimer;
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handlerTimer;
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options;
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constructor(options) {
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super();
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this.options = { ...DefaultRestOptions, ...options };
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this.options.offset = Math.max(0, this.options.offset);
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this.globalRemaining = this.options.globalRequestsPerSecond;
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this.agent = options.agent ?? null;
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this.setupSweepers();
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}
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setupSweepers() {
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const validateMaxInterval = /* @__PURE__ */ __name((interval) => {
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if (interval > 144e5) {
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throw new Error("Cannot set an interval greater than 4 hours");
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}
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}, "validateMaxInterval");
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if (this.options.hashSweepInterval !== 0 && this.options.hashSweepInterval !== Number.POSITIVE_INFINITY) {
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validateMaxInterval(this.options.hashSweepInterval);
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this.hashTimer = setInterval(() => {
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const sweptHashes = new Collection();
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const currentDate = Date.now();
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this.hashes.sweep((val, key) => {
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if (val.lastAccess === -1)
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return false;
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const shouldSweep = Math.floor(currentDate - val.lastAccess) > this.options.hashLifetime;
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if (shouldSweep) {
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sweptHashes.set(key, val);
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}
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this.emit("restDebug" /* Debug */, `Hash ${val.value} for ${key} swept due to lifetime being exceeded`);
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return shouldSweep;
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});
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this.emit("hashSweep" /* HashSweep */, sweptHashes);
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}, this.options.hashSweepInterval).unref();
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}
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if (this.options.handlerSweepInterval !== 0 && this.options.handlerSweepInterval !== Number.POSITIVE_INFINITY) {
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validateMaxInterval(this.options.handlerSweepInterval);
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this.handlerTimer = setInterval(() => {
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const sweptHandlers = new Collection();
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this.handlers.sweep((val, key) => {
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const { inactive } = val;
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if (inactive) {
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sweptHandlers.set(key, val);
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}
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this.emit("restDebug" /* Debug */, `Handler ${val.id} for ${key} swept due to being inactive`);
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return inactive;
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});
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this.emit("handlerSweep" /* HandlerSweep */, sweptHandlers);
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}, this.options.handlerSweepInterval).unref();
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}
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}
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/**
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* Sets the default agent to use for requests performed by this manager
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*
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* @param agent - The agent to use
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*/
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setAgent(agent) {
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this.agent = agent;
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return this;
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}
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/**
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* Sets the authorization token that should be used for requests
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*
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* @param token - The authorization token to use
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*/
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setToken(token) {
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this.#token = token;
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return this;
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}
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/**
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* Queues a request to be sent
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*
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* @param request - All the information needed to make a request
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* @returns The response from the api request
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*/
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async queueRequest(request2) {
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const routeId = RequestManager.generateRouteData(request2.fullRoute, request2.method);
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const hash = this.hashes.get(`${request2.method}:${routeId.bucketRoute}`) ?? {
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value: `Global(${request2.method}:${routeId.bucketRoute})`,
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lastAccess: -1
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};
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const handler = this.handlers.get(`${hash.value}:${routeId.majorParameter}`) ?? this.createHandler(hash.value, routeId.majorParameter);
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const { url, fetchOptions } = await this.resolveRequest(request2);
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return handler.queueRequest(routeId, url, fetchOptions, {
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body: request2.body,
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files: request2.files,
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auth: request2.auth !== false,
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signal: request2.signal
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});
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}
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/**
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* Creates a new rate limit handler from a hash, based on the hash and the major parameter
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*
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* @param hash - The hash for the route
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* @param majorParameter - The major parameter for this handler
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* @internal
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*/
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createHandler(hash, majorParameter) {
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const queue = majorParameter === BurstHandlerMajorIdKey ? new BurstHandler(this, hash, majorParameter) : new SequentialHandler(this, hash, majorParameter);
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this.handlers.set(queue.id, queue);
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return queue;
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}
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/**
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* Formats the request data to a usable format for fetch
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*
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* @param request - The request data
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*/
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async resolveRequest(request2) {
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const { options } = this;
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let query = "";
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if (request2.query) {
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const resolvedQuery = request2.query.toString();
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if (resolvedQuery !== "") {
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query = `?${resolvedQuery}`;
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}
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}
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const headers = {
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...this.options.headers,
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"User-Agent": `${DefaultUserAgent} ${options.userAgentAppendix}`.trim()
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};
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if (request2.auth !== false) {
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if (!this.#token) {
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throw new Error("Expected token to be set for this request, but none was present");
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}
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headers.Authorization = `${request2.authPrefix ?? this.options.authPrefix} ${this.#token}`;
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}
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if (request2.reason?.length) {
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headers["X-Audit-Log-Reason"] = encodeURIComponent(request2.reason);
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}
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const url = `${options.api}${request2.versioned === false ? "" : `/v${options.version}`}${request2.fullRoute}${query}`;
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let finalBody;
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let additionalHeaders = {};
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if (request2.files?.length) {
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const formData = new FormData2();
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for (const [index, file] of request2.files.entries()) {
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const fileKey = file.key ?? `files[${index}]`;
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if (Buffer3.isBuffer(file.data)) {
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const { fileTypeFromBuffer } = await getFileType();
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let contentType = file.contentType;
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if (!contentType) {
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const parsedType = (await fileTypeFromBuffer(file.data))?.mime;
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if (parsedType) {
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contentType = OverwrittenMimeTypes[parsedType] ?? parsedType;
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}
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}
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formData.append(fileKey, new Blob2([file.data], { type: contentType }), file.name);
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} else {
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formData.append(fileKey, new Blob2([`${file.data}`], { type: file.contentType }), file.name);
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}
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}
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if (request2.body != null) {
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if (request2.appendToFormData) {
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for (const [key, value] of Object.entries(request2.body)) {
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formData.append(key, value);
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}
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} else {
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formData.append("payload_json", JSON.stringify(request2.body));
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}
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}
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finalBody = formData;
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} else if (request2.body != null) {
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if (request2.passThroughBody) {
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finalBody = request2.body;
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} else {
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finalBody = JSON.stringify(request2.body);
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additionalHeaders = { "Content-Type": "application/json" };
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}
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}
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finalBody = await resolveBody(finalBody);
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const fetchOptions = {
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headers: { ...request2.headers, ...additionalHeaders, ...headers },
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method: request2.method.toUpperCase()
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};
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if (finalBody !== void 0) {
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fetchOptions.body = finalBody;
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}
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fetchOptions.dispatcher = request2.dispatcher ?? this.agent ?? void 0;
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return { url, fetchOptions };
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}
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/**
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* Stops the hash sweeping interval
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*/
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clearHashSweeper() {
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clearInterval(this.hashTimer);
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}
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/**
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* Stops the request handler sweeping interval
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*/
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clearHandlerSweeper() {
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clearInterval(this.handlerTimer);
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}
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/**
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* Generates route data for an endpoint:method
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*
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* @param endpoint - The raw endpoint to generalize
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* @param method - The HTTP method this endpoint is called without
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* @internal
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*/
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static generateRouteData(endpoint, method) {
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if (endpoint.startsWith("/interactions/") && endpoint.endsWith("/callback")) {
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return {
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majorParameter: BurstHandlerMajorIdKey,
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bucketRoute: "/interactions/:id/:token/callback",
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original: endpoint
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};
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}
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const majorIdMatch = /^\/(?:channels|guilds|webhooks)\/(\d{17,19})/.exec(endpoint);
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const majorId = majorIdMatch?.[1] ?? "global";
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const baseRoute = endpoint.replaceAll(/\d{17,19}/g, ":id").replace(/\/reactions\/(.*)/, "/reactions/:reaction");
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let exceptions = "";
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if (method === "DELETE" /* Delete */ && baseRoute === "/channels/:id/messages/:id") {
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const id = /\d{17,19}$/.exec(endpoint)[0];
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const timestamp = DiscordSnowflake.timestampFrom(id);
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if (Date.now() - timestamp > 1e3 * 60 * 60 * 24 * 14) {
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exceptions += "/Delete Old Message";
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}
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}
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return {
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majorParameter: majorId,
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bucketRoute: baseRoute + exceptions,
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original: endpoint
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};
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}
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};
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__name(RequestManager, "RequestManager");
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// src/lib/REST.ts
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import { EventEmitter as EventEmitter2 } from "node:events";
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var REST = class extends EventEmitter2 {
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cdn;
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requestManager;
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constructor(options = {}) {
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super();
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this.cdn = new CDN(options.cdn ?? DefaultRestOptions.cdn);
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this.requestManager = new RequestManager(options).on("restDebug" /* Debug */, this.emit.bind(this, "restDebug" /* Debug */)).on("rateLimited" /* RateLimited */, this.emit.bind(this, "rateLimited" /* RateLimited */)).on("invalidRequestWarning" /* InvalidRequestWarning */, this.emit.bind(this, "invalidRequestWarning" /* InvalidRequestWarning */)).on("hashSweep" /* HashSweep */, this.emit.bind(this, "hashSweep" /* HashSweep */));
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this.on("newListener", (name, listener) => {
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if (name === "response" /* Response */)
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this.requestManager.on(name, listener);
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});
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this.on("removeListener", (name, listener) => {
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if (name === "response" /* Response */)
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this.requestManager.off(name, listener);
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});
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}
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/**
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* Gets the agent set for this instance
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*/
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getAgent() {
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return this.requestManager.agent;
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}
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/**
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* Sets the default agent to use for requests performed by this instance
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*
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* @param agent - Sets the agent to use
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*/
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setAgent(agent) {
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this.requestManager.setAgent(agent);
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return this;
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}
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/**
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* Sets the authorization token that should be used for requests
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*
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* @param token - The authorization token to use
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*/
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setToken(token) {
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this.requestManager.setToken(token);
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return this;
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}
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/**
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* Runs a get request from the api
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*
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* @param fullRoute - The full route to query
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* @param options - Optional request options
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*/
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async get(fullRoute, options = {}) {
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return this.request({ ...options, fullRoute, method: "GET" /* Get */ });
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}
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/**
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* Runs a delete request from the api
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*
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* @param fullRoute - The full route to query
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* @param options - Optional request options
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*/
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async delete(fullRoute, options = {}) {
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return this.request({ ...options, fullRoute, method: "DELETE" /* Delete */ });
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}
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/**
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* Runs a post request from the api
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*
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* @param fullRoute - The full route to query
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* @param options - Optional request options
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*/
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async post(fullRoute, options = {}) {
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return this.request({ ...options, fullRoute, method: "POST" /* Post */ });
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}
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/**
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* Runs a put request from the api
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*
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* @param fullRoute - The full route to query
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* @param options - Optional request options
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*/
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async put(fullRoute, options = {}) {
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return this.request({ ...options, fullRoute, method: "PUT" /* Put */ });
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}
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/**
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* Runs a patch request from the api
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*
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* @param fullRoute - The full route to query
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* @param options - Optional request options
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*/
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async patch(fullRoute, options = {}) {
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return this.request({ ...options, fullRoute, method: "PATCH" /* Patch */ });
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}
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/**
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* Runs a request from the api
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*
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* @param options - Request options
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*/
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async request(options) {
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const response = await this.raw(options);
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return parseResponse(response);
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}
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/**
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* Runs a request from the API, yielding the raw Response object
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*
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* @param options - Request options
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*/
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async raw(options) {
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return this.requestManager.queueRequest(options);
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}
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};
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__name(REST, "REST");
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// src/index.ts
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var version = "1.7.1";
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export {
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ALLOWED_EXTENSIONS,
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ALLOWED_SIZES,
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ALLOWED_STICKER_EXTENSIONS,
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BurstHandlerMajorIdKey,
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CDN,
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DefaultRestOptions,
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DefaultUserAgent,
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DefaultUserAgentAppendix,
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DiscordAPIError,
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HTTPError,
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OverwrittenMimeTypes,
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REST,
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RESTEvents,
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RateLimitError,
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RequestManager,
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RequestMethod,
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makeURLSearchParams,
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parseResponse,
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version
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};
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//# sourceMappingURL=index.mjs.map
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