added emojiinfo command

backend/src/plugins/Utility/UtilityPlugin.ts

@@ -26,7 +26,6 @@ import { ReloadGuildCmd } from "./commands/ReloadGuildCmd";
 import { JumboCmd } from "./commands/JumboCmd";
 import { AvatarCmd } from "./commands/AvatarCmd";
 import { CleanCmd } from "./commands/CleanCmd";
-import { Message } from "eris";
 import { InviteInfoCmd } from "./commands/InviteInfoCmd";
 import { ChannelInfoCmd } from "./commands/ChannelInfoCmd";
 import { MessageInfoCmd } from "./commands/MessageInfoCmd";
@@ -38,6 +37,7 @@ import { VcdisconnectCmd } from "./commands/VcdisconnectCmd";
 import { ModActionsPlugin } from "../ModActions/ModActionsPlugin";
 import { refreshMembersIfNeeded } from "./refreshMembers";
 import { RoleInfoCmd } from "./commands/RoleInfoCmd";
+import { EmojiInfoCmd } from "./commands/EmojiInfoCmd";
 
 const defaultOptions: PluginOptions<UtilityPluginType> = {
   config: {
@@ -52,6 +52,7 @@ const defaultOptions: PluginOptions<UtilityPluginType> = {
     can_messageinfo: false,
     can_userinfo: false,
     can_roleinfo: false,
+    can_emojiinfo: false,
     can_snowflake: false,
     can_reload_guild: false,
     can_nickname: false,
@@ -82,6 +83,7 @@ const defaultOptions: PluginOptions<UtilityPluginType> = {
         can_messageinfo: true,
         can_userinfo: true,
         can_roleinfo: true,
+        can_emojiinfo: true,
         can_snowflake: true,
         can_nickname: true,
         can_vcmove: true,
@@ -142,6 +144,7 @@ export const UtilityPlugin = zeppelinGuildPlugin<UtilityPluginType>()("utility",
     InfoCmd,
     SnowflakeInfoCmd,
     RoleInfoCmd,
+    EmojiInfoCmd,
   ],
 
   onLoad(pluginData) {

backend/src/plugins/Utility/commands/EmojiInfoCmd.ts

@@ -0,0 +1,32 @@
+import { utilityCmd } from "../types";
+import { commandTypeHelpers as ct } from "../../../commandTypes";
+import { sendErrorMessage } from "../../../pluginUtils";
+import { customEmojiRegex } from "../../../utils";
+import { getEmojiInfoEmbed } from "../functions/getEmojiInfoEmbed";
+
+export const EmojiInfoCmd = utilityCmd({
+  trigger: ["emoji", "emojiinfo"],
+  description: "Show information about an emoji",
+  usage: "!emoji 106391128718245888",
+  permission: "can_emojiinfo",
+
+  signature: {
+    emoji: ct.string({ required: false }),
+  },
+
+  async run({ message, args, pluginData }) {
+    const emojiIdMatch = args.emoji.match(customEmojiRegex);
+    if (!emojiIdMatch?.[2]) {
+      sendErrorMessage(pluginData, message.channel, "Emoji not found");
+      return;
+    }
+
+    const embed = await getEmojiInfoEmbed(pluginData, emojiIdMatch[2]);
+    if (!embed) {
+      sendErrorMessage(pluginData, message.channel, "Emoji not found");
+      return;
+    }
+
+    message.channel.createMessage({ embed });
+  },
+});

backend/src/plugins/Utility/commands/InfoCmd.ts

@@ -2,7 +2,7 @@ import { utilityCmd } from "../types";
 import { commandTypeHelpers as ct } from "../../../commandTypes";
 import { sendErrorMessage } from "../../../pluginUtils";
 import { getInviteInfoEmbed } from "../functions/getInviteInfoEmbed";
-import { isValidSnowflake, parseInviteCodeInput, resolveInvite, resolveUser } from "../../../utils";
+import { customEmojiRegex, isValidSnowflake, parseInviteCodeInput, resolveInvite, resolveUser } from "../../../utils";
 import { getUserInfoEmbed } from "../functions/getUserInfoEmbed";
 import { resolveMessageTarget } from "../../../utils/resolveMessageTarget";
 import { canReadChannel } from "../../../utils/canReadChannel";
@@ -13,6 +13,7 @@ import { getChannelId, getRoleId } from "knub/dist/utils";
 import { getGuildPreview } from "../functions/getGuildPreview";
 import { getSnowflakeInfoEmbed } from "../functions/getSnowflakeInfoEmbed";
 import { getRoleInfoEmbed } from "../functions/getRoleInfoEmbed";
+import { getEmojiInfoEmbed } from "../functions/getEmojiInfoEmbed";
 
 export const InfoCmd = utilityCmd({
   trigger: "info",
@@ -114,7 +115,15 @@ export const InfoCmd = utilityCmd({
       return;
     }
 
-    // TODO: 8. Emoji ID
+    // 8. Emoji
+    const emojiIdMatch = value.match(customEmojiRegex);
+    if (emojiIdMatch?.[2] && userCfg.can_emojiinfo) {
+      const embed = await getEmojiInfoEmbed(pluginData, emojiIdMatch[2]);
+      if (embed) {
+        message.channel.createMessage({ embed });
+        return;
+      }
+    }
 
     // 9. Arbitrary ID
     if (isValidSnowflake(value) && userCfg.can_snowflake) {

backend/src/plugins/Utility/functions/getEmojiInfoEmbed.ts

@@ -0,0 +1,34 @@
+import { EmbedOptions } from "eris";
+import { GuildPluginData } from "knub";
+import { UtilityPluginType } from "../types";
+import { trimLines, preEmbedPadding, EmbedWith } from "../../../utils";
+
+export async function getEmojiInfoEmbed(
+  pluginData: GuildPluginData<UtilityPluginType>,
+  emojiId: string,
+): Promise<EmbedOptions | null> {
+  const emoji = pluginData.guild.emojis.find(e => e.id === emojiId);
+  if (!emoji) {
+    return null;
+  }
+
+  const embed: EmbedWith<"fields"> = {
+    fields: [],
+  };
+
+  embed.author = {
+    name: `Emoji:  ${emoji.name}`,
+    icon_url: `https://cdn.discordapp.com/emojis/${emoji.id}.${emoji.animated ? "gif" : "png"}?v=1`,
+  };
+
+  embed.fields.push({
+    name: preEmbedPadding + "Emoji information",
+    value: trimLines(`
+      Name: **${emoji.name}**
+      ID: \`${emoji.id}\`
+      Animated: **${emoji.animated ? "Yes" : "No"}**
+    `),
+  });
+
+  return embed;
+}

backend/src/plugins/Utility/types.ts

@@ -19,6 +19,7 @@ export const ConfigSchema = t.type({
   can_messageinfo: t.boolean,
   can_userinfo: t.boolean,
   can_roleinfo: t.boolean,
+  can_emojiinfo: t.boolean,
   can_snowflake: t.boolean,
   can_reload_guild: t.boolean,
   can_nickname: t.boolean,