added some more commands, chnaged filesystem layout, and added a help command :)

commands/commands.js

@@ -1,5 +1,18 @@
-function ls (req, res) {
-    res.json({"response": "dit is totaal een reactie op een ls command :)", "command": "ls"});
+function ls (req, res, dir, fs) {
+    dir = dir.startsWith('/') ? dir : '/' + dir;
+    dir = dir.endsWith('/') ? dir : dir + '/';
+
+    console.log(dir);
+
+    const contents = fs[dir];
+
+    if (contents && typeof contents === 'object') {
+        let keys = Object.keys(contents)
+        console.log(keys);
+        res.json({"response": keys.join("  "), "command": "ls"});
+    } else {
+        res.json({"response": "No Files Found!", "command": "ls"});
+    }
 }
 
 function whoami (req, res){
@@ -10,9 +23,14 @@ function pwd (req, res, dir){
     res.json({"response": `/home/guest${dir}`})
 }
 
+function help (req, res){
+    res.json({"response": "Here is a list of commands:<br><br>help: show this menu.<br>cd: open a directory, for example 'cd myFolder'.<br>ls: shows you a list of the files in the current directory.<br>whoami: shows you who you are logged in as.<br>pwd: shows you the current directory you are located in.", "command":"help"});
+}
+
 
 module.exports = {
     ls,
     whoami,
-    pwd
+    pwd,
+    help
 }