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;
+}

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

@@ -0,0 +1,69 @@
+import { EmbedOptions, Role } from "eris";
+import { GuildPluginData } from "knub";
+import { UtilityPluginType } from "../types";
+import { trimLines, preEmbedPadding, EmbedWith } from "../../../utils";
+import moment from "moment-timezone";
+import humanizeDuration from "humanize-duration";
+import { TimeAndDatePlugin } from "../../TimeAndDate/TimeAndDatePlugin";
+
+const MENTION_ICON = "https://cdn.discordapp.com/attachments/705009450855039042/839284872152481792/mention.png";
+
+export async function getRoleInfoEmbed(
+  pluginData: GuildPluginData<UtilityPluginType>,
+  role: Role,
+  requestMemberId?: string,
+): Promise<EmbedOptions> {
+  const embed: EmbedWith<"fields"> = {
+    fields: [],
+  };
+
+  embed.author = {
+    name: `Role:  ${role.name}`,
+    icon_url: MENTION_ICON,
+  };
+
+  embed.color = role.color;
+
+  const createdAt = moment.utc(role.createdAt, "x");
+  const timeAndDate = pluginData.getPlugin(TimeAndDatePlugin);
+  const tzCreatedAt = requestMemberId
+    ? await timeAndDate.inMemberTz(requestMemberId, createdAt)
+    : timeAndDate.inGuildTz(createdAt);
+  const prettyCreatedAt = tzCreatedAt.format(timeAndDate.getDateFormat("pretty_datetime"));
+  const roleAge = humanizeDuration(Date.now() - role.createdAt, {
+    largest: 2,
+    round: true,
+  });
+
+  const rolePerms = Object.keys(role.permissions.json).map(p =>
+    p
+      // Voice channel related permission names start with 'voice'
+      .replace(/^voice/i, "")
+      .replace(/([a-z])([A-Z])/g, "$1 $2")
+      .toLowerCase()
+      .replace(/(^\w{1})|(\s{1}\w{1})/g, l => l.toUpperCase()),
+  );
+
+  // -1 because of the @everyone role
+  const totalGuildRoles = pluginData.guild.roles.size - 1;
+
+  embed.fields.push({
+    name: preEmbedPadding + "Role information",
+    value: trimLines(`
+      Name: **${role.name}**
+      ID: \`${role.id}\`
+      Created: **${roleAge} ago** (\`${prettyCreatedAt}\`)
+      Position: **${role.position} / ${totalGuildRoles}**
+      Color: **#${role.color
+        .toString(16)
+        .toUpperCase()
+        .padStart(6, "0")}**
+      Mentionable: **${role.mentionable ? "Yes" : "No"}**
+      Hoisted: **${role.hoist ? "Yes" : "No"}**
+      Permissions: \`${rolePerms.length ? rolePerms.join(", ") : "None"}\`
+      Mention: <@&${role.id}> (\`<@&${role.id}>\`)
+    `),
+  });
+
+  return embed;
+}