Added error handler

src/Util.ts

@@ -1,6 +1,7 @@
 import { promisify } from 'util';
 import childProcess from 'child_process';
 import nodemailer from 'nodemailer';
+import { Message } from 'eris';
 import Client from './Client';
 import Command from './class/Command';
 
@@ -39,4 +40,11 @@ export default class Util {
     }
     return undefined;
   }
+
+  public async handleError(error: Error, message?: Message, command?: Command): Promise<Message> {
+    const stack = await this.client.createMessage('595788220764127272', `\`\`\`js\n${error.stack}\n\`\`\``);
+    if (command) this.client.commands.get(command.name).enabled = false;
+    if (message) message.channel.createMessage(`***${this.client.stores.emojis.error} An unexpected error has occured - please contact a member of the Engineering Team.${command ? ' This command has been disabled.' : ''}***`);
+    return stack;
+  }
 }

src/commands/lock.ts

@@ -2,8 +2,11 @@ import fs from 'fs-extra';
 import { Message } from 'eris';
 import Client from '../Client';
 import Command from '../class/Command';
+import Util from '../Util';
 
 export default class Lock extends Command {
+  util: Util = new Util(this.client)
+
   constructor(client: Client) {
     super(client);
     this.name = 'lock';
@@ -13,9 +16,12 @@ export default class Lock extends Command {
   }
 
   public async run(message: Message, args: string[]) { // eslint-disable-line
-    let account = await this.client.db.Account.findOne({ account: args[0] });
-    if (!account) account = await this.client.db.Account.findOne({ userID: args[0].replace(/[<@!>]/gi, '') });
-    if (!account) return message.channel.createMessage(`***${this.client.stores.emojis.error} Cannot find user.***`);
-    const edit = await message.channel.createMessage(`***${this.client.stores.emojis.loading} Locking account...***`);
+    try {
+      const account = await this.client.db.Account.findOne({ $or: [{ account: args[0] }, { userID: args[0].replace(/[<@!>]/gi, '') }] });
+      if (!account) return message.channel.createMessage(`***${this.client.stores.emojis.error} Cannot find user.***`);
+      const edit = await message.channel.createMessage(`***${this.client.stores.emojis.loading} Locking account...***`);
+    } catch (error) {
+      return this.util.handleError(error, message, this);
+    }
   }
 }

src/commands/modlogs.ts

@@ -3,8 +3,11 @@ import { createPaginationEmbed } from 'eris-pagination';
 import Client from '../Client';
 import Command from '../class/Command';
 import RichEmbed from '../class/RichEmbed';
+import Util from '../Util';
 
 export default class Modlogs extends Command {
+  util: Util = new Util(this.client)
+
   constructor(client: Client) {
     super(client);
     this.name = 'modlogs';
@@ -15,38 +18,42 @@ export default class Modlogs extends Command {
   }
 
   public async run(message: Message, args: string[]) {
-    const msg: Message = await message.channel.createMessage(`***${this.client.stores.emojis.loading} Locating modlogs...***`);
-    const query = await this.client.db.Moderation.find({ $or: [{ account: args.join(' ') }, { userID: args.filter((a) => a)[0].replace(/[<@!>]/g, '') }] });
-    if (!query.length) return msg.edit(`***${this.client.stores.emojis.error} Cannot locate modlogs for ${args.join(' ')}***`);
+    try {
+      const msg: Message = await message.channel.createMessage(`***${this.client.stores.emojis.loading} Locating modlogs...***`);
+      const query = await this.client.db.Moderation.find({ $or: [{ account: args.join(' ') }, { userID: args.filter((a) => a)[0].replace(/[<@!>]/g, '') }] });
+      if (!query.length) return msg.edit(`***${this.client.stores.emojis.error} Cannot locate modlogs for ${args.join(' ')}***`);
 
-    let index = 0; const logs: {name: string, value: string, inline: boolean}[][] = [[]];
-    const formatted = query.map((log) => {
-      const { account, moderatorID, reason, type, date } = log;
-      const name = type;
-      const value = `**Account name:** ${account}\n**Moderator:** <@${moderatorID}>\n**Reason:** ${reason}\n**Date:** ${date.toLocaleString('en-us')} EST`;
-      const inline = true;
-      return { name, value, inline };
-    });
-    const users = [...new Set(query.map((log) => log.userID))].map((u) => `<@${u}>`);
+      let index = 0; const logs: {name: string, value: string, inline: boolean}[][] = [[]];
+      const formatted = query.map((log) => {
+        const { account, moderatorID, reason, type, date } = log;
+        const name = type;
+        const value = `**Account name:** ${account}\n**Moderator:** <@${moderatorID}>\n**Reason:** ${reason}\n**Date:** ${date.toLocaleString('en-us')} EST`;
+        const inline = true;
+        return { name, value, inline };
+      });
+      const users = [...new Set(query.map((log) => log.userID))].map((u) => `<@${u}>`);
 
-    while (query.length) {
-      if (logs[index].length >= 25) { index += 1; logs[index] = []; }
-      logs[index].push(formatted[0]); formatted.shift();
+      while (query.length) {
+        if (logs[index].length >= 25) { index += 1; logs[index] = []; }
+        logs[index].push(formatted[0]); formatted.shift();
+      }
+
+      const embeds = logs.map((l) => {
+        const embed = new RichEmbed();
+        embed.setDescription(`List of Cloud moderation logs for ${users.join(', ')}`);
+        embed.setAuthor('Library of Code | Cloud Services', this.client.user.avatarURL, 'https://libraryofcode.us');
+        embed.setTitle('Cloud Modlogs/Infractions');
+        embed.setFooter(`Requested by ${message.author.username}#${message.author.discriminator}`, message.author.avatarURL);
+        l.forEach((f) => embed.addField(f.name, f.value, f.inline));
+        embed.setTimestamp();
+        embed.setColor(3447003);
+        return embed;
+      });
+
+      createPaginationEmbed(message, this.client, embeds, {}, msg);
+      return msg;
+    } catch (error) {
+      return this.util.handleError(error, message, this);
     }
-
-    const embeds = logs.map((l) => {
-      const embed = new RichEmbed();
-      embed.setDescription(`List of Cloud moderation logs for ${users.join(', ')}`);
-      embed.setAuthor('Library of Code | Cloud Services', this.client.user.avatarURL, 'https://libraryofcode.us');
-      embed.setTitle('Cloud Modlogs/Infractions');
-      embed.setFooter(`Requested by ${message.author.username}#${message.author.discriminator}`, message.author.avatarURL);
-      l.forEach((f) => embed.addField(f.name, f.value, f.inline));
-      embed.setTimestamp();
-      embed.setColor(3447003);
-      return embed;
-    });
-
-    createPaginationEmbed(message, this.client, embeds, {}, msg);
-    return msg;
   }
 }

src/commands/ping.ts

@@ -1,8 +1,11 @@
 import { Message } from 'eris';
 import Client from '../Client';
 import Command from '../class/Command';
+import Util from '../Util';
 
 export default class Ping extends Command {
+  util: Util = new Util(this.client)
+
   constructor(client: Client) {
     super(client);
     this.name = 'ping';
@@ -11,8 +14,12 @@ export default class Ping extends Command {
   }
 
   public async run(message: Message) {
-    const clientStart: number = Date.now();
-    const msg: Message = await message.channel.createMessage('🏓 Pong!');
-    msg.edit(`🏓 Pong!\nClient: \`${Date.now() - clientStart}ms\`\nResponse: \`${msg.createdAt - message.createdAt}ms\``);
+    try {
+      const clientStart: number = Date.now();
+      const msg: Message = await message.channel.createMessage('🏓 Pong!');
+      msg.edit(`🏓 Pong!\nClient: \`${Date.now() - clientStart}ms\`\nResponse: \`${msg.createdAt - message.createdAt}ms\``);
+    } catch (error) {
+      this.util.handleError(error, message, this);
+    }
   }
 }

src/events/messageCreate.ts

@@ -14,21 +14,25 @@ export default class {
     util: Util = new Util(this.client)
 
     async run(message: Message) {
-      const noPrefix: string[] = message.content.slice(prefix.length).trim().split(/ +/g);
-      const command: string = noPrefix[0].toLowerCase();
-      const resolved: Command = this.util.resolveCommand(command);
-      if (!resolved) return;
-      if (resolved.guildOnly && !(message.channel instanceof TextChannel)) return;
-      const hasUserPerms: boolean = resolved.permissions.users.includes(message.author.id);
-      let hasRolePerms: boolean = false;
-      for (const role of resolved.permissions.roles) {
-        if (message.member && message.member.roles.includes(role)) {
-          hasRolePerms = true; break;
+      try {
+        const noPrefix: string[] = message.content.slice(prefix.length).trim().split(/ +/g);
+        const command: string = noPrefix[0].toLowerCase();
+        const resolved: Command = this.util.resolveCommand(command);
+        if (!resolved) return;
+        if (resolved.guildOnly && !(message.channel instanceof TextChannel)) return;
+        const hasUserPerms: boolean = resolved.permissions.users.includes(message.author.id);
+        let hasRolePerms: boolean = false;
+        for (const role of resolved.permissions.roles) {
+          if (message.member && message.member.roles.includes(role)) {
+            hasRolePerms = true; break;
+          }
         }
+        if (!hasRolePerms && !hasUserPerms) return;
+        if (!resolved.enabled) { message.channel.createMessage(`***${this.client.stores.emojis.error} This command has been disabled***`); return; }
+        const args: string[] = noPrefix.slice(1);
+        resolved.run(message, args);
+      } catch (error) {
+        this.util.handleError(error, message);
       }
-      if (!hasRolePerms && !hasUserPerms) return;
-      if (!resolved.enabled) { message.channel.createMessage(`***${this.client.stores.emojis.error} This command has been disabled***`); return; }
-      const args: string[] = noPrefix.slice(1);
-      resolved.run(message, args);
     }
 }