Add name history plugin

src/plugins/NameHistory.ts

@@ -0,0 +1,85 @@
+import { Plugin, decorators as d } from "knub";
+import { GuildNameHistory } from "../data/GuildNameHistory";
+import { Member, Message, Relationship, User } from "eris";
+import { NameHistoryEntryTypes } from "../data/NameHistoryEntryTypes";
+import { createChunkedMessage, errorMessage, trimLines } from "../utils";
+
+export class NameHistoryPlugin extends Plugin {
+  public static pluginName = "name_history";
+
+  protected nameHistory: GuildNameHistory;
+
+  getDefaultOptions() {
+    return {
+      permissions: {
+        view: false
+      },
+
+      overrides: [
+        {
+          level: ">=50",
+          permissions: {
+            view: true
+          }
+        }
+      ]
+    };
+  }
+
+  onLoad() {
+    this.nameHistory = GuildNameHistory.getInstance(this.guildId);
+  }
+
+  @d.command("names", "<userId:userId>")
+  @d.permission("view")
+  async namesCmd(msg: Message, args: { userId: string }) {
+    const names = await this.nameHistory.getByUserId(args.userId);
+    if (!names) {
+      msg.channel.createMessage(errorMessage("No name history found for that user!"));
+      return;
+    }
+
+    const rows = names.map(entry => {
+      const type = entry.type === NameHistoryEntryTypes.Username ? "Username" : "Nickname";
+      const value = entry.value || "<none>";
+      return `\`[${entry.timestamp}]\` ${type} **${value}**`;
+    });
+
+    const user = this.bot.users.get(args.userId);
+    const currentUsername = user ? `${user.username}#${user.discriminator}` : args.userId;
+
+    const message = trimLines(`
+      Name history for **${currentUsername}**:
+      
+      ${rows.join("\n")}
+    `);
+    createChunkedMessage(msg.channel, message);
+  }
+
+  @d.event("userUpdate")
+  async onUserUpdate(user: User, oldUser: { username: string; discriminator: string; avatar: string }) {
+    console.log("onUserUpdate", user.username, oldUser.username);
+    if (user.username !== oldUser.username || user.discriminator !== oldUser.discriminator) {
+      const newUsername = `${user.username}#${user.discriminator}`;
+      await this.nameHistory.addEntry(user.id, NameHistoryEntryTypes.Username, newUsername);
+    }
+  }
+
+  @d.event("presenceUpdate")
+  async onPresenceUpdate(other: Member | Relationship) {
+    const user = other.user;
+    const username = `${user.username}#${user.discriminator}`;
+
+    const lastEntry = await this.nameHistory.getLastEntryByType(user.id, NameHistoryEntryTypes.Username);
+    if (!lastEntry || lastEntry.value !== username) {
+      await this.nameHistory.addEntry(user.id, NameHistoryEntryTypes.Username, username);
+    }
+  }
+
+  @d.event("guildMemberUpdate")
+  async onGuildMemberUpdate(_, member: Member, oldMember: { nick: string; roles: string[] }) {
+    if (member.nick !== oldMember.nick) {
+      await this.nameHistory.addEntry(member.id, NameHistoryEntryTypes.Nickname, member.nick);
+    }
+  }
+}