From a211bc3dbd13af73fd312f4f5118e9db5ef58d11 Mon Sep 17 00:00:00 2001
From: Bsian <bsian@staff.libraryofcode.us>
Date: Tue, 15 Oct 2019 00:04:07 +0100
Subject: [PATCH] Added command handler

---
 src/Client.ts               |  5 ++---
 src/Util.ts                 | 12 ++++++++++++
 src/class/Command.ts        |  2 ++
 src/events/messageCreate.ts | 30 ++++++++++++++++++++++++++++++
 4 files changed, 46 insertions(+), 3 deletions(-)
 create mode 100644 src/events/messageCreate.ts

diff --git a/src/Client.ts b/src/Client.ts
index e8bb57f..9caf5a7 100644
--- a/src/Client.ts
+++ b/src/Client.ts
@@ -3,6 +3,7 @@ import mongoose from 'mongoose';
 import fs from 'fs-extra';
 import path from 'path';
 import config from './config.json';
+import Command from './class/Command'
 
 const options: any = {
   getAllUsers: true,
@@ -11,13 +12,11 @@ const options: any = {
 }
 
 export default class Client extends Eris.Client {
-  public commands: Map<string, any>;
-  public aliases: Map<string, string>;
+  public commands: Map<string, Command>;
   constructor() {
     super(config.token, options);
 
     this.commands = new Map();
-    this.aliases = new Map();
   }
 
   public loadCommand(commandPath: string) {
diff --git a/src/Util.ts b/src/Util.ts
index 689daf0..d670f2a 100644
--- a/src/Util.ts
+++ b/src/Util.ts
@@ -1,6 +1,8 @@
 import { promisify } from 'util';
 import childProcess from 'child_process';
 import nodemailer from 'nodemailer';
+import Command from './class/Command'
+import Client from './Client'
 
 export default class Util {
   constructor() {}
@@ -17,4 +19,14 @@ export default class Util {
     }
     return result;
   }
+
+  public resolveCommand(client: Client, command: string): Command {
+    if (client.commands.has(command)) return client.commands.get(command)
+    for (const cmd of client.commands.values()) {
+      if (!cmd.aliases) continue
+      for (const alias of cmd.aliases) {
+        if (command === alias.toLowerCase()) return cmd
+      }
+    }
+  }
 }
\ No newline at end of file
diff --git a/src/class/Command.ts b/src/class/Command.ts
index 944c3ca..7f1f391 100644
--- a/src/class/Command.ts
+++ b/src/class/Command.ts
@@ -9,6 +9,7 @@ export default class Command {
     aliases?: string[]
     client: Client
     permissions?: { roles: string[], users: string[] }
+    guildOnly?: boolean
     public run (message: Message, args: string[]) {}
     constructor(client: Client) {
         this.name = 'None'
@@ -16,6 +17,7 @@ export default class Command {
         this.usage = 'No usage given'
         this.enabled = false
         this.aliases = []
+        this.guildOnly = true
         this.client = client
     }
 }
diff --git a/src/events/messageCreate.ts b/src/events/messageCreate.ts
new file mode 100644
index 0000000..0460f4e
--- /dev/null
+++ b/src/events/messageCreate.ts
@@ -0,0 +1,30 @@
+import Client from '../Client'
+import { prefix } from '../config.json'
+import { Message, TextChannel } from 'eris'
+import Util from '../Util'
+import Command from '../class/Command'
+
+export default class {
+    client: Client
+    constructor (client: Client) {
+        this.client = 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 = new Util().resolveCommand(this.client, 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
+        const args: string[] = noPrefix.slice(1)
+        resolved.run(message, args)
+    }
+}
\ No newline at end of file