From 61ebd89da03a218acfa7b01e16639e5dbeea1d78 Mon Sep 17 00:00:00 2001
From: "5684185+vsariola@users.noreply.github.com"
 <5684185+vsariola@users.noreply.github.com>
Date: Sun, 8 Oct 2023 15:59:33 +0300
Subject: [PATCH] fix(tracker): set PrevUndoType to "" when undoing and redoing

---
 tracker/model.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tracker/model.go b/tracker/model.go
index 1d037bc..222972e 100644
--- a/tracker/model.go
+++ b/tracker/model.go
@@ -985,6 +985,7 @@ func (m *Model) Undo() {
 	m.setSongNoUndo(m.d.UndoStack[len(m.d.UndoStack)-1])
 	m.d.UndoStack = m.d.UndoStack[:len(m.d.UndoStack)-1]
 	m.limitUndoRedoLengths()
+	m.d.PrevUndoType = ""
 }
 
 func (m *Model) CanUndo() bool {
@@ -998,6 +999,7 @@ func (m *Model) ClearUndoHistory() {
 	if len(m.d.RedoStack) > 0 {
 		m.d.RedoStack = m.d.RedoStack[:0]
 	}
+	m.d.PrevUndoType = ""
 }
 
 func (m *Model) Redo() {
@@ -1008,6 +1010,7 @@ func (m *Model) Redo() {
 	m.setSongNoUndo(m.d.RedoStack[len(m.d.RedoStack)-1])
 	m.d.RedoStack = m.d.RedoStack[:len(m.d.RedoStack)-1]
 	m.limitUndoRedoLengths()
+	m.d.PrevUndoType = ""
 }
 
 func (m *Model) CanRedo() bool {
@@ -1375,11 +1378,11 @@ func (m *Model) notifySamplesPerRowChange() {
 }
 
 func (m *Model) saveUndo(undoType string, undoSkipping int) {
+	m.d.ChangedSinceSave = true
 	if m.d.PrevUndoType == undoType && m.d.UndoSkipCounter < undoSkipping {
 		m.d.UndoSkipCounter++
 		return
 	}
-	m.d.ChangedSinceSave = true
 	m.d.PrevUndoType = undoType
 	m.d.UndoSkipCounter = 0
 	m.d.UndoStack = append(m.d.UndoStack, m.d.Song.Copy())