1 files changed, 10 insertions, 15 deletions

diff --git a/main.mjs b/main.mjs
index f0e4ed8..5f49097 100644
--- a/main.mjs
+++ b/main.mjs
@@ -2,16 +2,6 @@ import Fretboard, { fretToNote } from './fretboard.mjs';
 import KeyPicker from './key-picker.mjs';
 import History from './history.mjs';
 
-function memoize(fn) {
-    let val = undefined;
-    return function () {
-        if (val === undefined) {
-            val = fn();
-        }
-        return val;
-    }
-}
-
 function notes(form) {
     const strings = ['string1', 'string2', 'string3', 'string4', 'string5', 'string6'];
     const formData = new FormData(form);
@@ -19,15 +9,20 @@ function notes(form) {
     return strings.map((klass) => fretToNote(form, klass, formData.get(klass)));
 }
 
-function onSave(form) {
-    console.debug('we done saved', form, notes(form));
-}
-
 function init() {
-    console.debug('App#init', this);
+    console.debug('init()', this);
 
     Fretboard.register();
     KeyPicker.register();
     History.register();
+
+    // todo: maybe just attach the listener to document?
+    document.querySelectorAll(Fretboard.name).forEach(f => {
+        f.addEventListener(f.saveEvent, e => {
+            document.querySelectorAll(History.name).forEach(h => {
+                h.add(e.detail);
+            });
+        });
+    });
 }
 document.addEventListener('DOMContentLoaded', init);