more input reading|js console app

assets/jscon.js

@@ -0,0 +1,44 @@
+function readConsoleInput() {
+    var cmdbuf = "";
+    var key = -1;
+    while (key != 10 && key != 13) {
+        key = vm.readKey();
+        // printable chars
+        if (key >= 32 && key <= 126) {
+            var s = String.fromCharCode(key);
+            cmdbuf += s;
+            print(s);
+        }
+        // backspace
+        else if (key == 8 && cmdbuf.length > 0) {
+            cmdbuf = cmdbuf.substring(0, cmdbuf.length - 1);
+            print(String.fromCharCode(key));
+        }
+        // up down key
+        else if (key >= 19 && key <= 20) {
+            return key;
+        }
+        // left right key
+        else if (key >= 19 && key <= 20) {
+            //
+        }
+    }
+    return cmdbuf;
+}
+
+println("JS Console");
+while (true) {
+    print("JS> ");
+
+    var cmdbuf = readConsoleInput();
+
+    if (typeof cmdbuf == "string") {
+        println();
+        try {
+            println(eval(cmdbuf));
+        }
+        catch (e) {
+            println(e);
+        }
+    }
+}

assets/tvdos/command.js

@@ -22,16 +22,9 @@ println("Starting TVDOS...");
 
 greet();
 
-/*while (true) {
+while (true) {
     print(get_prompt_text());
     var s = read();
     println();
     println("String read: " + s + "@");
-}*/
-
-println(vm.peek(-4093)); // expecting an odd number
-vm.poke(-4093, 6);
-for (i = 0; i < 4096; i++) {
-    print(String.fromCharCode(vm.peek(-4097 - i)));
-}
-println();
+}