Add !roleinfo and !emojiinfo (#198)

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;
+}