js: return ‘x’ for muted strings

1 files changed, 6 insertions, 4 deletions

diff --git a/fretboard.mjs b/fretboard.mjs
index b9cac76..8b330cc 100644
--- a/fretboard.mjs
+++ b/fretboard.mjs
@@ -11,17 +11,19 @@ const strings = {
 };
 
 // convert ‘string1’ ‘fret2’ in ‘form’ to F#
-function fretToNote(form, stringName, fretName) {
+export function fretToNote(form, stringName, fretName) {
     const string = strings[stringName];
     if (!string) {
         return null;
     }
 
-    if (!fretName?.startsWith('fret')) {
+    if (form.querySelector(`.${stringName}.muted`)) {
+        return 'x';
+    } else if (!fretName?.startsWith('fret')) {
         return form.querySelector(`.${stringName} .open`).getAttribute("x-data-note");
+    } else {
+        return form.querySelector(`.${stringName} [value="${fretName}"]`).parentNode.getAttribute("x-data-note");
     }
-
-    return form.querySelector(`.${stringName} [value="${fretName}"]`).parentNode.getAttribute("x-data-note");
 }
 
 function formChanged(form) {