Update events/message.js

events/message.js

@@ -4,12 +4,20 @@ module.exports = {
 
         client.on('message', async message => {
             let settings = require('../settings.json')
-            let guildid = message.guild.id;
-            var sql = `SELECT prefix FROM prefixes WHERE guildid ='`+ guildid +`'`;
+            const prefix2 = await new Promise((resolve, reject) => {
+                connection.query(`SELECT prefix FROM prefixes WHERE guildid ='${message.guild.id}'`, function (err, result) {
+                    if (err)
+                        reject(err);
+                    resolve(result);
+                });
+            });
             var prefix = "";
-            connection.query(sql, function (err, result) {
-            if (result == null) prefix = settings.prefix;
-            if (result) prefix = result;
+            if(prefix2.length < 1) {
+                prefix = settings.prefix;
+                }
+            else {
+                prefix = prefix2[0].prefix
+            }
             if (message.channel.type === "dm") return;
             let args = message.content.slice(prefix.length).trim().split(' ');
             let cmd = args.shift().toLowerCase();
@@ -27,5 +35,4 @@ module.exports = {
                 }
             }
         )}
-        )}
 };