const Command = require("../lib/command.js");
const CATEGORY = "utility";

// {{{ imports

const sharp = require("sharp");

const {
  formatTime,
  hastebin,
  lookupUser,
  formatUsername,
  safeString,
} = require("../lib/utils.js");
const {getNamesFromString} = require("../lib/unicode.js");

const GameData = require("../../data/games.json");

const EmojiData = require("../../data/emoji.json");
const EMOJI_NAMES = [];
for (const emoji of EmojiData) {
  EMOJI_NAMES[emoji.char] = emoji.name.replace(/ /g, "_");
}

// }}}

// {{{ constants

const CDN = "https://cdn.discordapp.com/";
const ICON_BASE = CDN + "icons/";
const AVATAR_BASE = CDN + "avatars/";
const SPLASH_BASE = CDN + "splashes/";
const BANNER_BASE = CDN + "banners/";
const EMOTE_BASE = CDN + "emojis/";
const CHANNEL_ICON_BASE = CDN + "channel-icons/";

const DEFAULT_GROUP_DM_AVATARS = [
  "/assets/ee9275c5a437f7dc7f9430ba95f12ebd.png",
  "/assets/9baf45aac2a0ec2e2dab288333acb9d9.png",
  "/assets/7ba11ffb1900fa2b088cb31324242047.png",
  "/assets/f90fca70610c4898bc57b58bce92f587.png",
  "/assets/e2779af34b8d9126b77420e5f09213ce.png",
  "/assets/c6851bd0b03f1cca5a8c1e720ea6ea17.png",
  "/assets/f7e38ac976a2a696161c923502a8345b.png",
  "/assets/3cb840d03313467838d658bbec801fcd.png",
];

const CUSTOM_EMOTE_REGEX = /<(?:\u200b|&)?(a)?:(\w+):(\d+)>/;

const NOWPLAYING_BAR_LENGTH = 30;

const PRESENCE_ICONS = {
  desktop: {
    online: "<:desktop_online:1028887024670871552>",
    idle: "<:desktop_idle:1028887022938624033>",
    dnd: "<:desktop_dnd:1028887021848121364>",
  },
  mobile: {
    online: "<:mobile_online:1028887017637036043>",
    idle: "<:mobile_idle:1028887019226669116>",
    dnd: "<:mobile_dnd:1028887020560449637>",
  },
  web: {
    online: "<:web_online:1104972136730345552>",
    idle: "<:web_idle:1104972138735218729>",
    dnd: "<:web_dnd:1104972140685570150>",
  },
  embedded: {
    online: "<:embedded_online:1104972131265167411>",
    idle: "<:embedded_idle:1104972132687024189>",
    dnd: "<:embedded_dnd:1104972134964543518>",
  },
};

const PRESENCE_TYPES = [
  "Playing",
  "Streaming",
  "Listening to",
  "Watching",
  "Custom Status",
  "Competing in",
];

const USER_FLAGS = [
  "STAFF",
  "PARTNER",
  "HYPESQUAD",
  "BUG_HUNTER_LEVEL_1",
  "MFA_SMS",
  "PREMIUM_PROMO_DISMISSED",
  "HYPESQUAD_ONLINE_HOUSE_1",
  "HYPESQUAD_ONLINE_HOUSE_2",
  "HYPESQUAD_ONLINE_HOUSE_3",
  "PREMIUM_EARLY_SUPPORTER",
  "TEAM_PSEUDO_USER",
  "<Internal Application (Partner, etc) Flag>", // leaked
  "SYSTEM",
  "HAS_UNREAD_URGENT_MESSAGES",
  "BUG_HUNTER_LEVEL_2",
  "UNDERAGE_DELETED",
  "VERIFIED_BOT",
  "VERIFIED_DEVELOPER",
  "CERTIFIED_MODERATOR",
  "BOT_HTTP_INTERACTIONS",
  "SPAMMER",
  "DISABLE_PREMIUM",
  "ACTIVE_DEVELOPER",
  undefined,
  undefined,
  undefined,
  undefined,
  undefined,
  undefined,
  undefined,
  undefined,
  undefined,
  undefined,
  "HIGH_GLOBAL_RATE_LIMIT", // start admin panel leak aug 2022
  "DELETED",
  "DISABLED_SUSPICIOUS_ACTIVITY",
  "SELF_DELETED",
  "PREMIUM_DISCRIMINATOR",
  "USED_DESKTOP_CLIENT",
  "USED_WEB_CLIENT",
  "USED_MOBILE_CLIENT",
  "DISABLED",
  undefined,
  "VERIFIED_EMAIL", // end admin panel leak aug 2022
  "QUARANTINED",
  undefined,
  undefined,
  undefined,
  undefined,
  undefined,
  "COLLABORATOR",
  "RESTRICTED_COLLABORATOR",
];

// https://discord-userdoccers.vercel.app/resources/guild#guild-features
const GUILD_FEATURES = {
  ACTIVITIES_ALPHA: {icon: "\u{1f680}"},
  ACTIVITIES_EMPLOYEE: {icon: "\u{1f680}"},
  ACTIVITIES_INTERNAL_DEV: {icon: "\u{1f680}"},
  ANIMATED_BANNER: {icon: "\u{1f39e}"},
  ANIMATED_ICON: {icon: "\u{1f39e}"},
  APPLICATION_COMMAND_PERMISSIONS_V2: {icon: "\u2699\ufe0f"},
  AUTO_MODERATION: {icon: "\u{1f6e1}"},
  AUTOMOD_TRIGGER_KEYWORD_FILTER: {icon: "\u{1f6e1}"},
  AUTOMOD_TRIGGER_ML_SPAM_FILTER: {icon: "\u{1f6e1}"},
  AUTOMOD_TRIGGER_SPAM_LINK_FILTER: {icon: "\u{1f6e1}"},
  AUTOMOD_TRIGGER_USER_PROFILE: {icon: "\u{1faaa}"},
  BANNER: {icon: "\u{1f5bc}"},
  BFG: {icon: "\u{1f388}", name: "BFG"},
  BOOSTING_TIERS_EXPERIMENT_MEDIUM_GUILD: {icon: "\u{1f48e}"},
  BOOSTING_TIERS_EXPERIMENT_SMALL_GUILD: {icon: "\u{1f48e}"},
  BOT_DEVELOPER_EARLY_ACCESS: {icon: "\u{1f9ea}"},
  BURST_REACTIONS: {icon: "\u2728", name: "Super Reactions"},
  CHANNEL_BANNER: {icon: "\u{1f5bc}"},
  CHANNEL_ICON_EMOJIS_GENERATED: {icon: "\u{1f603}"},
  CHANNEL_HIGHLIGHTS: {icon: "\u{1f5c3}"},
  CHANNEL_HIGHLIGHTS_DISABLED: {icon: "\u{1f6ab}"},
  CLYDE_DISABLED: {icon: "\u{1f6ab}"},
  CLYDE_ENABLED: {icon: "\u{1f916}"},
  CLYDE_EXPERIMENT_ENABLED: {icon: "\u{1f9ea}"},
  COMMERCE: {icon: "\u{1f6cd}"},
  COMMUNITY: {icon: "\u{1f3d8}"},
  COMMUNITY_CANARY: {icon: "\u{1f9ea}"},
  COMMUNITY_EXP_LARGE_GATED: {icon: "\u{1f3d8}"},
  COMMUNITY_EXP_LARGE_UNGATED: {icon: "\u{1f3d8}"},
  COMMUNITY_EXP_MEDIUM: {icon: "\u{1f3d8}"},
  CREATOR_ACCEPTED_NEW_TERMS: {icon: "\u2611\ufe0f"},
  CREATOR_MONETIZABLE: {icon: "\u{1f4b0}"},
  CREATOR_MONETIZABLE_DISABLED: {icon: "\u{1f6ab}"},
  CREATOR_MONETIZABLE_PENDING_NEW_OWNER_ONBOARDING: {icon: "\u{1f4b1}"},
  CREATOR_MONETIZABLE_PROVISIONAL: {icon: "\u{1f4b0}"},
  CREATOR_MONETIZABLE_RESTRICTED: {icon: "\u26d4"},
  CREATOR_MONETIZABLE_WHITEGLOVE: {icon: "\u{1f9ea}"},
  CREATOR_MONETIZATION_APPLICATION_ALLOWLIST: {icon: "\u{1f4dc}"},
  CREATOR_STORE_PAGE: {icon: "\u{1f6d2}"},
  DEVELOPER_SUPPORT_SERVER: {icon: "\u2754"},
  DISCOVERABLE: {icon: "\u{1f9ed}"},
  DISCOVERABLE_DISABLED: {icon: "\u{1f6ab}"},
  ENABLED_DISCOVERABLE_BEFORE: {icon: "\u{1f9ed}"},
  EXPOSED_TO_ACTIVITIES_WTP_EXPERIMENT: {icon: "\u{1f9ea}"},
  EXPOSED_TO_BOOSTING_TIERS_EXPERIMENT: {icon: "\u{1f9ea}"},
  FEATURABLE: {icon: "\u{1f9ed}"},
  FORCE_RELAY: {icon: "\u{1f4fb}"},
  GUESTS_ENABLED: {icon: "\u{1f465}"},
  GUILD_AUTOMOD_DEFAULT_LIST: {icon: "\u{1f6e1}"},
  GUILD_COMMUNICATION_DISABLED_GUILDS: {icon: "\u{1f6d1}"},
  GUILD_HOME_DEPRECATION_OVERRIDE: {icon: "\u{1f3da}"},
  GUILD_HOME_OVERRIDE: {icon: "\u{1f3e0}"},
  GUILD_HOME_TEST: {icon: "\u{1f9ea}"},
  GUILD_MEMBER_VERIFICATION_EXPERIMENT: {icon: "\u{1f9ea}"},
  GUILD_ONBOARDING: {icon: "\u{1f5f3}"},
  GUILD_ONBOARDING_ADMIN_ONLY: {icon: "\u{1f5f3}"},
  GUILD_ONBOARDING_EVER_ENABLED: {icon: "\u{1f5f3}"},
  GUILD_ONBOARDING_HAS_PROMPTS: {icon: "\u{1f5f3}"},
  GUILD_PRODUCTS: {icon: "\u{1f6cd}"},
  GUILD_ROLE_SUBSCRIPTIONS: {icon: "\u{1f4b3}"},
  GUILD_ROLE_SUBSCRIPTION_PURCHASE_FEEDBACK_LOOP: {icon: "\u{1f4b3}"},
  GUILD_ROLE_SUBSCRIPTION_TIER_TEMPLATE: {icon: "\u{1f4b3}"},
  GUILD_ROLE_SUBSCRIPTION_TRIALS: {icon: "\u{1f4b3}"},
  GUILD_SERVER_GUIDE: {icon: "\u{1f9ae}"},
  GUILD_WEB_PAGE_VANITY_URL: {icon: "\u{1f4c4}"},
  HAD_EARLY_ACTIVITIES_ACCESS: {icon: "\u{1f680}"},
  HAS_DIRECTORY_ENTRY: {icon: "\u{1faa7}"},
  HIDE_FROM_EXPERIMENT_UI: {icon: "\u{1f9ea}"},
  HUB: {icon: "\u{1f3eb}"},
  INCREASED_THREAD_LIMIT: {icon: "\u{1f9f5}"},
  INTERNAL_EMPLOYEE_ONLY: {icon: "\u{1f6e0}"},
  INVITE_SPLASH: {icon: "\u{1f5bc}"},
  INVITES_DISABLED: {icon: "\u26d4"},
  LINKED_TO_HUB: {icon: "\u{1f3eb}"},
  LURKABLE: {icon: "\u{1f441}"},
  MARKETPLACES_CONNECTION_ROLES: {icon: "\u{1f517}"},
  MEDIA_CHANNEL_ALPHA: {icon: "\u{1f5bc}"},
  MEMBER_LIST_DISABLED: {icon: "\u{1f6ab}"},
  MEMBER_PROFILES: {icon: "\u{1faaa}"},
  MEMBER_SAFETY_PAGE_ROLLOUT: {icon: "\u{1f6e1}"},
  MEMBER_VERIFICATION_GATE_ENABLED: {icon: "\u{1f6e1}"},
  MEMBER_VERIFICATION_MANUAL_APPROVAL: {icon: "\u2705"},
  MOBILE_WEB_ROLE_SUBSCRIPTION_PURCHASE_PAGE: {icon: "\u{1f4b3}"},
  MONETIZATION_ENABLED: {icon: "\u{1f4b0}"},
  MORE_EMOJI: {icon: "\u{1f603}"},
  MORE_STICKERS: {icon: "\u{1f5bc}"},
  NEWS: {icon: "\u{1f4f0}"},
  NEW_THREAD_PERMISSIONS: {icon: "\u{1f9f5}"},
  NON_COMMUNITY_RAID_ALERTS: {icon: "\u{1f6a8}"},
  PARTNERED: {icon: "\u267e\ufe0f"},
  PREMIUM_TIER_3_OVERRIDE: {icon: "\u{1f48e}"},
  PREVIEW_ENABLED: {icon: "\u{1f441}"},
  PRIVATE_THREADS: {icon: "\u{1f9f5}"},
  PRODUCTS_AVAILABLE_FOR_PURCHASE: {icon: "\u{1f6cd}"},
  PUBLIC: {icon: "\u{1f9ed}"},
  PUBLIC_DISABLED: {icon: "\u{1f6ab}"},
  RAID_ALERTS_DISABLED: {icon: "\u{1f6ab}"},
  RAID_ALERTS_ENABLED: {icon: "\u{1f6a8}"},
  RELAY_ENABLED: {icon: "\u{1f4fb}"},
  RESTRICT_SPAM_RISK_GUILDS: {icon: "\u{1f6d1}"},
  ROLE_ICONS: {icon: "\u{1f3f7}"},
  ROLE_SUBSCRIPTIONS_AVAILABLE_FOR_PURCHASE: {icon: "\u{1f4b3}"},
  ROLE_SUBSCRIPTIONS_ENABLED: {icon: "\u{1f4b3}"},
  ROLE_SUBSCRIPTIONS_ENABLED_FOR_PURCHASE: {icon: "\u{1f4b3}"},
  SEVEN_DAY_THREAD_ARCHIVE: {icon: "\u{1f9f5}"},
  SHARD: {icon: "\u{1f4a0}"},
  SHARED_CANVAS_FRIENDS_AND_FAMILY_TEST: {icon: "\u{1f58c}"},
  SOUNDBOARD: {icon: "\u{1f50a}"},
  SUMMARIES_ENABLED: {icon: "\u{1f4da}"},
  SUMMARIES_ENABLED_GA: {
    icon: "\u{1f4da}",
    name: "Summaries Enabled (General Access)",
  },
  SUMMARIES_DISABLED_BY_USER: {icon: "\u26d4"},
  SUMMARIES_ENABLED_BY_USER: {icon: "\u{1f4da}"},
  SUMMARIES_LONG_LOOKBACK: {icon: "\u{1f5c2}"},
  STAFF_LEVEL_COLLABORATOR_REQUIRED: {icon: "\u{1f6e0}"},
  STAFF_LEVEL_RESTRICTED_COLLABORATOR_REQUIRED: {icon: "\u{1f6e0}"},
  TEXT_IN_STAGE_ENABLED: {icon: "\u{1f5e8}"},
  TEXT_IN_VOICE_ENABLED: {icon: "\u{1f5e8}"},
  THREADS_ENABLED_TESTING: {icon: "\u{1f9f5}"},
  THREADS_ENABLED: {icon: "\u{1f9f5}"},
  THREAD_DEFAULT_AUTO_ARCHIVE_DURATION: {icon: "\u{1f9f5}"},
  THREADS_ONLY_CHANNEL: {icon: "\u{1f5e8}", name: "Forum Channels"},
  THREE_DAY_THREAD_ARCHIVE: {icon: "\u{1f9f5}"},
  TICKETED_EVENTS_ENABLED: {icon: "\u{1f39f}"},
  TICKETING_ENABLED: {icon: "\u{1f39f}"},
  VANITY_URL: {icon: "\u{1f517}"},
  VERIFIED: {icon: "\u2b50"},
  VIP_REGIONS: {icon: "\u{1f399}"},
  VOICE_CHANNEL_EFFECTS: {icon: "\u2728"},
  VOICE_IN_THREADS: {icon: "\u{1f399}"},
  WELCOME_SCREEN_ENABLED: {icon: "\u{1f44b}"},
};

const EMOJI_SETS = {
  blobs: {
    prefix:
      "https://cdn.jsdelivr.net/gh/googlefonts/noto-emoji@e456654119cc3a5f9bebb7bbd00512456f983d2d/svg/emoji_u",
    sep: "_",
    suffix: ".svg",
  },
  noto: {
    prefix: "https://gitcdn.xyz/repo/googlefonts/noto-emoji/master/svg/emoji_u",
    sep: "_",
    suffix: ".svg",
  },
  twemoji: {
    prefix: "https://twemoji.maxcdn.com/v/latest/svg/",
    sep: "-",
    suffix: ".svg",
  },
  mustd: {
    prefix:
      "https://cdn.jsdelivr.net/gh/Mstrodl/mutant-standard-mirror@0435227d9d8c0d6a346c8ae4c12b08a5cdc37041/emoji/",
    sep: "-",
    suffix: ".svg",
  },
  apple: {
    prefix: "https://intrnl.github.io/assetsEmoji/AppleColor/emoji_u",
    sep: "_",
    suffix: ".png",
  },
  facebook: {
    prefix: "https://intrnl.github.io/assetsEmoji/facebook/emoji_u",
    sep: "_",
    suffix: ".png",
  },
};
EMOJI_SETS["noto-old"] = EMOJI_SETS.blobs;
EMOJI_SETS.mutant = EMOJI_SETS.mustd;
EMOJI_SETS.mutstd = EMOJI_SETS.mustd;
EMOJI_SETS.ms = EMOJI_SETS.mustd;
EMOJI_SETS.twitter = EMOJI_SETS.twemoji;
EMOJI_SETS.fb = EMOJI_SETS.facebook;

// }}}

// {{{ commands

const avatar = new Command("avatar");
avatar.category = CATEGORY;
avatar.helpText = "Get avatar of a user";
avatar.usage = "<user>";
avatar.callback = async function (msg, line, [user], {server, guild}) {
  if (server || guild) {
    if (!msg.guildID) {
      return "`--server/--guild` can only be used within guilds.";
    } else {
      const guild = msg.channel.guild || hf.bot.guilds.get(msg.guildID);
      const url = `${ICON_BASE}${guild.id}/${guild.icon}.${
        guild.icon.startsWith("a_") ? "gif?size=1024&_=.gif" : "png?size=1024"
      }`;
      return {
        embeds: [
          {
            title: "Server Icon",
            url,
            image: {
              url,
            },
          },
        ],
      };
    }
  } else if (user) {
    const lookup = await lookupUser(msg, user);
    if (
      lookup == "No results" ||
      lookup == "Canceled" ||
      lookup == "Request timed out"
    ) {
      return lookup;
    } else {
      let member = lookup;
      const guild = msg.channel.guild || hf.bot.guilds.get(msg.guildID);
      if (guild) {
        if (guild.members.has(lookup.id)) {
          member = guild.members.get(lookup.id);
        } else {
          const fetched = await guild.fetchMembers({
            userIDs: [lookup.id],
          });
          member = fetched[0];
        }
      }

      const baseEmbed = {
        title: `Avatar for \`${formatUsername(member)}\``,
      };

      const normalAvatar = member.user.avatar;
      const guildAvatar = member.avatar;

      const normalUrl =
        AVATAR_BASE +
        member.id +
        "/" +
        normalAvatar +
        "." +
        (normalAvatar.startsWith("a_")
          ? "gif?size=1024&_=.gif"
          : "png?size=1024");
      const guildUrl =
        guildAvatar &&
        "https://cdn.discordapp.com/guilds/" +
          guild.id +
          "/users/" +
          member.id +
          "/avatars/" +
          guildAvatar +
          "." +
          (guildAvatar.startsWith("a_")
            ? "gif?size=1024&_=.gif"
            : "png?size=1024");

      baseEmbed.description =
        `[Normal avatar](${normalUrl})` +
        (guild && guildAvatar ? `\n[Guild avatar](${guildUrl})` : "");
      baseEmbed.url = normalUrl;

      const guildEmbed = {...baseEmbed};
      baseEmbed.image = {url: normalUrl};
      guildEmbed.image = {url: guildUrl};

      return {
        embeds: [baseEmbed, guildAvatar && guildEmbed].filter((x) => x != null),
      };
    }
  } else {
    const guild = msg.channel.guild || hf.bot.guilds.get(msg.guildID);

    const baseEmbed = {
      title: `Avatar for \`${formatUsername(msg.author)}\``,
    };

    const normalAvatar = msg.author.avatar;
    const guildAvatar = msg.member?.avatar;

    const normalUrl =
      AVATAR_BASE +
      msg.author.id +
      "/" +
      normalAvatar +
      "." +
      (normalAvatar.startsWith("a_")
        ? "gif?size=1024&_=.gif"
        : "png?size=1024");
    const guildUrl =
      guildAvatar &&
      "https://cdn.discordapp.com/guilds/" +
        guild.id +
        "/users/" +
        msg.author.id +
        "/avatars/" +
        guildAvatar +
        "." +
        (guildAvatar.startsWith("a_")
          ? "gif?size=1024&_=.gif"
          : "png?size=1024");

    baseEmbed.description =
      `[Normal avatar](${normalUrl})` +
      (guild && guildAvatar ? `\n[Guild avatar](${guildUrl})` : "");
    baseEmbed.url = normalUrl;

    const guildEmbed = {...baseEmbed};
    baseEmbed.image = {url: normalUrl};
    guildEmbed.image = {url: guildUrl};

    return {
      embeds: [baseEmbed, guildAvatar && guildEmbed].filter((x) => x != null),
    };
  }
};
hf.registerCommand(avatar);

const banner = new Command("banner");
banner.category = CATEGORY;
banner.helpText = "Get banner of a user";
banner.usage = "<user>";
banner.callback = async function (msg, line, [user], {server, guild}) {
  let id = msg.author.id;

  if (server || guild) {
    if (!msg.guildID) {
      return "`--server/--guild` can only be used within guilds.";
    } else {
      const guild = msg.channel.guild || hf.bot.guilds.get(msg.guildID);

      if (!guild.banner) return "This guild does not have a banner.";

      const url = `${BANNER_BASE}${guild.id}/${guild.banner}.${
        guild.banner.startsWith("a_") ? "gif?size=1024&_=.gif" : "png?size=1024"
      }`;
      return {
        embeds: [
          {
            title: "Server Banner",
            url,
            image: {
              url,
            },
          },
        ],
      };
    }
  } else if (user) {
    const lookup = await lookupUser(msg, user);
    if (
      lookup == "No results" ||
      lookup == "Canceled" ||
      lookup == "Request timed out"
    ) {
      return lookup;
    } else {
      id = lookup.id;
    }
  }

  const userObj = await hf.bot.requestHandler.request(
    "GET",
    "/users/" + id,
    true
  );

  if (!userObj.banner) return "This user does not have a banner.";

  const url = `${BANNER_BASE}${userObj.id}/${userObj.banner}.${
    userObj.banner.startsWith("a_") ? "gif?size=1024&_=.gif" : "png?size=1024"
  }`;
  return {
    embeds: [
      {
        title: `Banner for \`${formatUsername(userObj)}\``,
        url,
        image: {
          url,
        },
      },
    ],
  };
};
hf.registerCommand(banner);

const lookupinvite = new Command("lookupinvite");
lookupinvite.category = CATEGORY;
lookupinvite.helpText = "Lookup an invite";
lookupinvite.usage = "<invite code>";
lookupinvite.addAlias("linvite");
lookupinvite.callback = async function (msg, line) {
  if (!line || line == "") {
    return "No arguments passed.";
  }

  line = line.replace(/(https?:\/\/)?discord\.gg\//, "");

  let bail = false;
  let error;
  let invite;
  try {
    invite = await hf.bot.requestHandler.request(
      "GET",
      `/invites/${line}?with_counts=true&with_expiration=true`
    );
  } catch (err) {
    bail = true;
    error = err;
  }
  if (bail && error) {
    if (error.message.includes("Unknown Invite")) {
      return "Invite provided is not valid.";
    } else {
      return `:warning: Got error \`${safeString(error)}\``;
    }
  }
  if (!invite) return ":warning: No data returned.";

  if (invite.message) {
    if (invite.message == "Unknown Invite") {
      return "Invite provided is not valid.";
    } else {
      return `:warning: Got error \`${invite.code}: "${invite.message}"\``;
    }
  } else {
    const embed = {
      title: `Invite Info: \`${invite.code}\``,
      description: invite.description,
      fields: [],
    };

    const expires = {
      name: "Expires",
      value:
        invite.expires_at == null
          ? "Never"
          : `<t:${Math.floor(new Date(invite.expires_at).getTime() / 1000)}>`,
      inline: true,
    };
    const inviter = invite.inviter
      ? {
          name: "Inviter",
          value: `**${formatUsername(invite.inviter)}** (${invite.inviter.id})`,
          inline: false,
        }
      : null;

    const features = invite.guild.features.sort().map(
      (feature) =>
        (GUILD_FEATURES[feature]?.icon ?? "\u2753") +
        " " +
        (GUILD_FEATURES[feature]?.name ??
          feature
            .split("_")
            .map((x) => x[0] + x.substring(1).toLowerCase())
            .join(" "))
    );

    if (invite.type == 0) {
      embed.fields.push(
        ...[
          {
            name: "Guild",
            value: `**${invite.guild.name}** (${invite.guild.id})`,
            inline: true,
          },
          {
            name: "Channel",
            value: `**${invite.channel.name}** (${invite.channel.id})`,
            inline: true,
          },
          {
            name: "Boosts",
            value: invite.guild.premium_subscription_count ?? 0,
            inline: true,
          },
          expires,
          {
            name: "Member Count",
            value: `<:online:1152111668856361010>${invite.approximate_presence_count} online\t\t<:offline:1152111682886316042>${invite.approximate_member_count} members`,
            inline: false,
          },
          inviter,
          invite.guild.welcome_screen && {
            name: "Welcome Screen",
            value: `"${
              invite.guild.welcome_screen.description
            }"\n${invite.guild.welcome_screen.welcome_channels
              .map(
                (c) =>
                  `${
                    c.emoji_id
                      ? `[:${c.emoji_name}:](${EMOTE_BASE}${c.emoji_id}.webp)`
                      : c.emoji_name
                  } ${c.description} \`(${c.channel_id})\``
              )
              .join("\n")}`,
            inline: false,
          },
          {
            name: "Features",
            value:
              features.length > 0
                ? features.slice(0, Math.ceil(features.length / 2)).join("\n")
                : "None",
            inline: true,
          },
          features.length > 1
            ? {
                name: "\u200b",
                value: features
                  .slice(Math.ceil(features.length / 2), features.length)
                  .join("\n"),
                inline: true,
              }
            : null,
        ].filter((x) => !!x)
      );
      embed.thumbnail = {
        url:
          invite.guild.icon &&
          `${ICON_BASE}${invite.guild.id}/${invite.guild.icon}.${
            invite.guild.icon.startsWith("a_")
              ? "gif?size=1024&_=.gif"
              : "png?size=1024"
          }`,
      };

      if (
        invite.guild &&
        (invite.guild.icon || invite.guild.splash || invite.guild.banner)
      ) {
        embed.fields.push({
          name: "\u200b",
          value: `${
            invite.guild.icon
              ? `[Icon](${ICON_BASE}${invite.guild.id}/${invite.guild.icon}.${
                  invite.guild.icon.startsWith("a_")
                    ? "gif?size=1024"
                    : "png?size=1024"
                })`
              : ""
          }${
            invite.guild.splash
              ? `${invite.guild.icon ? " | " : ""}[Splash](${SPLASH_BASE}${
                  invite.guild.id
                }/${invite.guild.splash}.png?size=2048)`
              : ""
          }${
            invite.guild.banner
              ? `${
                  invite.guild.icon || invite.guild.splash ? " | " : ""
                }[Banner](${BANNER_BASE}${invite.guild.id}/${
                  invite.guild.banner
                }.${
                  invite.guild.banner.startsWith("a_")
                    ? "gif?size=1024"
                    : "png?size=1024"
                })`
              : ""
          }`,
          inline: false,
        });
      }

      if (invite.guild?.splash) {
        embed.image = {
          url: `${SPLASH_BASE}${invite.guild.id}/${invite.guild.splash}.png?size=256`,
        };
      }
    } else if (invite.type == 1) {
      embed.title += " (Group DM)";
      embed.fields.push(
        ...[
          {
            name: "Channel",
            value: `**${
              invite.channel.name ??
              invite.channel.recipients
                .map((member) => member.username)
                .join(", ")
            }** (${invite.channel.id})`,
            inline: false,
          },
          {
            name: "Member Count",
            value: `<:offline:1152111682886316042>${invite.approximate_member_count} members`,
            inline: true,
          },
          expires,
          invite.channel.name != null && {
            name: "Recipients",
            value: invite.channel.recipients
              .map((member) => member.username)
              .join(", "),
            inline: false,
          },
          inviter,
        ].filter((x) => !!x)
      );

      const groupIcon = invite.channel.icon
        ? `${CHANNEL_ICON_BASE}${invite.channel.id}/${invite.channel.icon}.${
            invite.channel.icon.startsWith("a_")
              ? "gif?size=1024&_=.gif"
              : "png?size=1024"
          }`
        : "https://discord.com" +
          DEFAULT_GROUP_DM_AVATARS[
            (Math.floor(Number(invite.channel.id) / Math.pow(2, 22)) +
              1420070400000) %
              DEFAULT_GROUP_DM_AVATARS.length
          ];

      embed.thumbnail = {
        url: groupIcon,
      };
      embed.fields.push({
        name: "\u200b",
        value: `[Icon](${groupIcon})`,
        inline: false,
      });
    } else if (invite.type == 2) {
      embed.title += " (Friend)";
      embed.fields.push(expires, inviter);

      const avatarURL =
        invite.inviter?.avatar &&
        `${AVATAR_BASE}${invite.inviter.id}/${invite.inviter.avatar}.${
          invite.inviter.avatar.startsWith("a_")
            ? "gif?size=1024&_=.gif"
            : "png?size=1024"
        }`;

      if (avatarURL) {
        embed.thumbnail = {
          url: avatarURL,
        };
        embed.fields.push({
          name: "\u200b",
          value: `[Avatar](${avatarURL})`,
          inline: false,
        });
      }
    } else {
      return `Unhandled invite type: \`${invite.type}\``;
    }

    return {embed};
  }
};
hf.registerCommand(lookupinvite);

const snowflake = new Command("snowflake");
snowflake.category = CATEGORY;
snowflake.helpText = "Converts a snowflake ID into readable time.";
snowflake.usage = "<--twitter> [snowflake]";
snowflake.callback = function (msg, line, [snowflake], {twitter}) {
  const num = parseInt(snowflake);
  if (!isNaN(num)) {
    let binary = num.toString(2);
    binary = "0".repeat(64 - binary.length) + binary;
    const timestamp =
      parseInt(binary.substr(0, 42), 2) +
      (twitter ? 1288834974657 : 1420070400000);

    return `The timestamp for \`${snowflake}\` is <t:${Math.floor(
      timestamp / 1000
    )}:F>`;
  } else {
    return "Argument provided is not a number.";
  }
};
hf.registerCommand(snowflake);

function flagFromInt(int) {
  const bits = int.toString(2);
  const splitBits = bits.split("").reverse();

  const reassignedBits = {};

  for (const shift in splitBits) {
    reassignedBits[shift] = splitBits[shift];
  }

  const flags = Object.keys(reassignedBits).filter(
    (bit) => reassignedBits[bit] == 1
  );

  let out = "";

  for (const flag of flags) {
    out +=
      (USER_FLAGS[flag] || "<Undocumented Flag>") +
      ` (1 << ${flag}, ${1n << BigInt(flag)})\n`;
  }

  return out;
}

const flagdump = new Command("flagdump");
flagdump.category = CATEGORY;
flagdump.helpText = "Dumps Discord user flags.";
flagdump.usage = "[flags or user mention]";
flagdump.callback = async function (msg, line, [numOrMention], {id, list}) {
  const num = Number(numOrMention);
  if (list) {
    let allFlags = 0n;
    for (const index in USER_FLAGS) {
      if (USER_FLAGS[index] == undefined) continue;
      allFlags += 1n << BigInt(index);
    }
    return `All flags:\n\`\`\`${flagFromInt(allFlags)}\`\`\``;
  } else if (/<@!?(\d+)>/.test(numOrMention) || !isNaN(id)) {
    const targetId = id || numOrMention.match(/<@!?(\d+)>/)?.[1];
    if (!targetId) return "Got null ID.";
    const guild = msg.channel.guild || hf.bot.guilds.get(msg.guildID);
    let user = guild && (await guild.fetchMembers({userIDs: [targetId]}));
    if (!user || !user[0]) {
      user = hf.bot.users.get(id);
    } else {
      user = user[0].user;
    }

    if (!user) {
      return "User not cached.";
    } else {
      return `\`${formatUsername(user)}\`'s public flags:\n\`\`\`${flagFromInt(
        user.publicFlags
      )}\`\`\``;
    }
  } else if (!isNaN(num)) {
    return `\`\`\`\n${flagFromInt(num)}\`\`\``;
  } else {
    return `\`${formatUsername(
      msg.author
    )}\`'s public flags:\n\`\`\`${flagFromInt(msg.author.publicFlags)}\`\`\``;
  }
};
hf.registerCommand(flagdump);

const jumbo = new Command("jumbo");
jumbo.category = CATEGORY;
jumbo.helpText = "Gets the raw image of an emoji.";
jumbo.usage = "<emoji>";
jumbo.addAlias("e");
jumbo.addAlias("emote");
jumbo.addAlias("emoji");
jumbo.callback = async function (msg, line) {
  if (CUSTOM_EMOTE_REGEX.test(line)) {
    const [_, animatedFlag, name, id] = line.match(CUSTOM_EMOTE_REGEX);
    const animated = animatedFlag === "a";

    return {
      embeds: [
        {
          title: `:${name}: - \`${id}\``,
          url: `${EMOTE_BASE}${id}.${animated ? "gif" : "png"}?v=1`,
          image: {
            url: `${EMOTE_BASE}${id}.${animated ? "gif" : "png"}?v=1`,
          },
        },
      ],
    };
  } else {
    let setName = "twemoji";
    for (const set in EMOJI_SETS) {
      if (line.startsWith(`--${set} `)) {
        setName = set;
        line = line.replace(`--${set} `, "");
      }
    }

    const set = EMOJI_SETS[setName];

    const emoji = Array.from(line)
      .map((char) => char.codePointAt().toString(16))
      .join(set.sep);
    const url = set.prefix + emoji + set.suffix;

    const name = EMOJI_NAMES[line]
      ? `\\:${EMOJI_NAMES[line]}\\:`
      : await getNamesFromString(line).then((name) =>
          name.map((x) => x[1]).join(", ")
        );

    const emojiFound = await fetch(url, {method: "HEAD"}).then((res) => res.ok);

    if (emojiFound) {
      return "Emoji not found. The emoji set chosen might not have this emote as an image.";
    }

    if (set.suffix == ".svg") {
      const svg = await fetch(url)
        .then((res) => res.arrayBuffer())
        .then((b) => Buffer.from(b));
      const converted = await sharp(svg, {density: 2400})
        .resize(1024)
        .toBuffer();

      return {
        embeds: [
          {
            title: `${name} (${emoji.toUpperCase().replace(/[-_]/g, ", ")})`,
            url,
            image: {
              url: "attachment://emoji.png",
            },
          },
        ],
        file: {
          file: converted,
          name: "emoji.png",
        },
      };
    } else {
      return {
        embeds: [
          {
            title: `${name} (${emoji.toUpperCase().replace(/[-_]/g, ", ")})`,
            url,
            image: {
              url,
            },
          },
        ],
      };
    }
  }
};
hf.registerCommand(jumbo);

const charinfo = new Command("charinfo");
charinfo.category = CATEGORY;
charinfo.helpText = "Get information about a set of characters.";
charinfo.usage = "[characters]";
charinfo.addAlias("char");
charinfo.callback = async function (msg, line) {
  const names = await getNamesFromString(line);
  const chars = [...line];
  const lines = names
    .map(
      ([code, name], index) =>
        `\`\\u${code}\`: ${name} - ${chars[index]} - <http://www.fileformat.info/info/unicode/char/${code}>`
    )
    .join("\n");

  if (lines.length > 2000) {
    return "Output too long: " + (await hastebin(lines));
  } else {
    return lines;
  }
};
hf.registerCommand(charinfo);

const presence = new Command("presence");
presence.category = CATEGORY;
presence.helpText = "Get presences of a user.";
presence.usage = "<user>";
presence.addAlias("status");
presence.callback = async function (msg, line) {
  if (!msg.guildID) return "Can only be used in guilds.";

  let target;
  if (line) {
    const user = await lookupUser(msg, line);
    if (
      user == "No results" ||
      user == "Canceled" ||
      user == "Request timed out"
    ) {
      return user;
    } else {
      let member = user;
      const guild = msg.channel.guild || hf.bot.guilds.get(msg.guildID);
      if (guild) {
        if (guild.members.has(user.id)) {
          member = guild.members.get(user.id);
        } else {
          const fetched = await guild.fetchMembers({
            userIDs: [user.id],
          });
          member = fetched[0];
        }
        target = member;
      }
    }
  } else {
    target = msg.member;
  }

  if (target) {
    if (!target.clientStatus)
      return `**${formatUsername(target)}** is offline.`;

    const icons = [];
    for (const platform of Object.keys(target.clientStatus)) {
      const status = target.clientStatus[platform];
      if (status == "offline") continue;

      icons.push(PRESENCE_ICONS[platform][status]);
    }

    const embeds = [];
    const files = [];

    for (const index in target.activities) {
      const activity = target.activities[index];
      if (activity.type == 4) {
        const embed = {};

        if (activity.emoji) {
          if (activity.emoji.id) {
            const url = `${EMOTE_BASE}${activity.emoji.id}.${
              activity.emoji.animated ? "gif" : "png"
            }`;
            embed.author = {
              url,
              icon_url: url,
              name: activity.state ?? "\u200b",
            };
          } else {
            embed.title = `${activity.emoji.name} ${activity.state ?? ""}`;
          }
        } else {
          embed.title = activity.state ?? "";
        }

        embeds.push(embed);
      } else {
        const embed = {
          title: `${PRESENCE_TYPES[activity.type]} **${activity.name}**`,
          fields: [],
        };
        const descLines = [];
        if (activity.type == 2) {
          if (activity.details) {
            let details = activity.details;
            if (activity.name == "Spotify" && activity.sync_id) {
              details = `[${details}](https://open.spotify.com/track/${activity.sync_id})`;
            }
            descLines.push(`**${details}**`);
          }
          if (activity.state) descLines.push(activity.state);
          if (activity.assets?.large_text)
            descLines.push(activity.assets.large_text);
        } else {
          if (activity.details) descLines.push(activity.details);
          if (activity.state) {
            let stateLine = activity.state;
            if (activity.party?.size) {
              stateLine += ` (${activity.party.size[0]} of ${activity.party.size[1]})`;
            }
            descLines.push(stateLine);
          }
        }

        if (activity.timestamps) {
          if (activity.timestamps.start && !activity.timestamps.end) {
            descLines.push(
              formatTime(Date.now() - activity.timestamps.start) + " elapsed"
            );
          } else if (!activity.timestamps.start && activity.timestamps.end) {
            descLines.push(
              formatTime(activity.timestamps.end - Date.now()) + " remaining"
            );
          } else if (
            activity.timestamps.start != null &&
            activity.timestamps.end != null
          ) {
            const position = Date.now() - activity.timestamps.start;
            const length = activity.timestamps.end - activity.timestamps.start;

            const timeEnd = formatTime(length);
            const timePos = formatTime(position);

            const progress = position >= length ? 1 : position / length;
            const barLength = Math.round(progress * NOWPLAYING_BAR_LENGTH);

            const bar = `\`[${"=".repeat(barLength)}${" ".repeat(
              NOWPLAYING_BAR_LENGTH - barLength
            )}]\``;
            const time = `\`${timePos}${" ".repeat(
              NOWPLAYING_BAR_LENGTH + 2 - timePos.length - timeEnd.length
            )}${timeEnd}\``;

            descLines.push(bar);
            descLines.push(time);
          }
        }

        if (activity.assets?.large_text && activity.type != 2) {
          embed.fields.push({
            name: "Large Text",
            value: activity.assets.large_text,
          });
        }

        if (activity.assets?.small_text) {
          embed.fields.push({
            name: "Small Text",
            value: activity.assets.small_text,
          });
        }

        embed.description = descLines.join("\n");

        if (activity.assets) {
          if (activity.assets.large_image != null) {
            let largeUrl;
            if (activity.assets.large_image.startsWith("mp:")) {
              largeUrl = activity.assets.large_image.replace(
                "mp:",
                "https://media.discordapp.net/"
              );
            } else if (activity.assets.large_image.startsWith("spotify:")) {
              largeUrl = activity.assets.large_image.replace(
                "spotify:",
                "https://i.scdn.co/image/"
              );
            } else {
              largeUrl = `https://cdn.discordapp.com/app-assets/${activity.application_id}/${activity.assets.large_image}.png`;
            }

            let smallUrl;
            if (activity.assets.small_image != null) {
              if (activity.assets.small_image.startsWith("mp:")) {
                smallUrl = activity.assets.small_image.replace(
                  "mp:",
                  "https://media.discordapp.net/"
                );
              } else {
                smallUrl = `https://cdn.discordapp.com/app-assets/${activity.application_id}/${activity.assets.small_image}.png`;
              }
            }

            const largeImage = await fetch(largeUrl)
              .then((res) => res.arrayBuffer())
              .then((b) => Buffer.from(b));
            const presenceImage = sharp(largeImage).resize(60, 60);
            if (smallUrl) {
              const smallImage = await fetch(smallUrl)
                .then((res) => res.arrayBuffer())
                .then((b) => Buffer.from(b));
              const smallImageBuffer = await sharp(smallImage)
                .resize(20, 20)
                .toBuffer();

              presenceImage.composite([
                {
                  input: smallImageBuffer,
                  gravity: "southeast",
                },
              ]);
            }

            files.push({
              contents: await presenceImage.toBuffer(),
              name: `${index}.png`,
            });
            embed.thumbnail = {
              url: `attachment://${index}.png`,
            };
          } else if (
            !activity.assets.large_image &&
            activity.assets.small_image != null
          ) {
            let smallUrl;
            if (activity.assets.small_image.startsWith("mp:")) {
              smallUrl = activity.assets.small_image.replace(
                "mp:",
                "https://media.discordapp.net/"
              );
            } else {
              smallUrl = `https://cdn.discordapp.com/app-assets/${activity.application_id}/${activity.assets.small_image}.png`;
            }

            const smallImage = await fetch(smallUrl)
              .then((res) => res.arrayBuffer())
              .then((b) => Buffer.from(b));
            const presenceImage = await sharp(smallImage)
              .resize(60, 60)
              .toBuffer();

            files.push({
              contents: presenceImage,
              name: `${index}.png`,
            });
            embed.thumbnail = {
              url: `attachment://${index}.png`,
            };
          }
        }

        if (
          activity.application_id &&
          !activity.assets?.large_image &&
          !activity.assets?.small_image
        ) {
          const game = GameData.find(
            (game) => game.id == activity.application_id
          );
          if (game?.icon) {
            embed.thumbnail = {
              url: `https://cdn.discordapp.com/app-icons/${game.id}/${game.icon}.png?size=40&keep_aspect_ratio=false`,
            };
          }
        }

        embeds.push(embed);
      }
    }

    return {
      content: `Presence for **${formatUsername(target)}**: ${icons.join(" ")}`,
      embeds,
      files,
    };
  } else {
    return ":warning: Could not get user???";
  }
};
hf.registerCommand(presence);

const POMELO_REGEX = /^[a-z0-9._]{1,32}$/;
const pomelo = new Command("pomelo");
pomelo.category = CATEGORY;
pomelo.helpText = "Check to see if a username is taken or not";
pomelo.usage = "[username] <...username>";
pomelo.callback = async function (msg, line) {
  if (!line || line === "") return "Arguments required.";

  const usernames = line.toLowerCase().split(" ");

  if (usernames.length == 1) {
    const name = usernames[0];
    if (name.length > 32 || !POMELO_REGEX.test(name))
      return {reaction: "\u{1f6ab}"};

    const res = await hf.bot.requestHandler.request(
      "POST",
      "/unique-username/username-attempt-unauthed",
      false,
      {username: name}
    );
    return {reaction: res.taken ? "\u274c" : "\u2705"};
  } else {
    const lines = [];

    for (const name of usernames) {
      if (name.length > 32 || !POMELO_REGEX.test(name)) {
        lines.push(`\u{1f6ab} \`${name}\``);
      } else {
        try {
          const res = await hf.bot.requestHandler.request(
            "POST",
            "/unique-username/username-attempt-unauthed",
            false,
            {username: name}
          );
          lines.push(`${res.taken ? "\u274c" : "\u2705"} \`${name}\``);
        } catch {
          lines.push(`\u26a0\ufe0f \`${name}\``);
        }
      }
    }

    return lines.join("\n");
  }
};
hf.registerCommand(pomelo);

// }}}