Added channel delete event, update message delete and message update events.

events/channeldelete.js

+module.exports = {
+    channeldelete: (client, connection, Discord) => {
+        client.on('channelDelete', async (channel) => {
+        const channeldb = await new Promise((resolve, reject) => {
+            connection.query(`SELECT channel FROM log_channel WHERE guild ='${channel.guild.id}'`, function (err, result) {
+                if (err)
+                    reject(err);
+                    resolve(result);
+            });
+        });
+        let channelvariable;
+        if (channeldb.length < 1) {
+            return;
+        } else {
+            channelvariable = channeldb[0].channel;
+        };
+        const log_channel = channel.guild.channels.cache.get(channelvariable);
+        const embed = new Discord.MessageEmbed()
+        .setTitle(`Channel Deleted!`)
+        .addField(`Channel:`, `${channel.id} (\`${channel.name}\`)`)
+        .addField(`Channel Type:`,`${channel.type}`)
+        .setTimestamp()
+        .setColor("RANDOM");
+        log_channel.send(embed).catch(() => {
+            return;
+        });
+    });
+  }
+};
\ No newline at end of file

events/messagedelete.js

@@ -28,7 +28,9 @@ module.exports = {
         .addField(`User:`, `${message.author} (${message.author.tag})`)
         .setTimestamp()
         .setColor("RANDOM");
-        channel.send(embed)
+        channel.send(embed).catch(() => {
+            return;
+        });
     });
   }
 };
\ No newline at end of file

events/messageupdate.js

@@ -33,7 +33,9 @@ module.exports = {
         .addField('Redirect:', `Click [here!](https://discord.com/channels/${oldMessage.guild.id}/${oldMessage.channel.id}/${oldMessage.id})`)
         .setTimestamp()
         .setColor("RANDOM");
-        channel.send(embed)
+        channel.send(embed).catch(() => {
+            return;
+        });
     });
   }
 };
\ No newline at end of file

main.js

@@ -11,6 +11,7 @@ const fs = require('fs');
 const mysql = require('mysql');
 const messageupdate = require('./events/messageupdate');
 const channelcreate = require('./events/channelcreate');
+const channeldelete = require('./events/channeldelete');
 
 const connection = mysql.createConnection({
     host     : dbconfig.host,
@@ -35,6 +36,7 @@ memberremove.guildmemberremove(client, connection);
 messagedelete.messagedelete(client, connection, Discord);
 messageupdate.messageupdate(client, connection, Discord);
 channelcreate.channelcreate(client, connection, Discord);
+channeldelete.channeldelete(client, connection, Discord);
 
 fs.readdir("./commands/", (err, files) => {