From 3306c431c37a2223c2433bfb30c926336da10a69 Mon Sep 17 00:00:00 2001
From: "5684185+vsariola@users.noreply.github.com"
 <5684185+vsariola@users.noreply.github.com>
Date: Wed, 16 Oct 2024 13:44:50 +0300
Subject: [PATCH] refactor(tracker): use List.DeleteElements to delete
 tracks/instrs

---
 tracker/action.go | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/tracker/action.go b/tracker/action.go
index c772d62..0a385aa 100644
--- a/tracker/action.go
+++ b/tracker/action.go
@@ -66,16 +66,7 @@ func (m *Model) AddTrack() Action {
 func (m *Model) DeleteTrack() Action {
 	return Action{
 		allowed: func() bool { return len(m.d.Song.Score.Tracks) > 0 },
-		do: func() {
-			defer (*Model)(m).change("DeleteTrackAction", ScoreChange, MajorChange)()
-			m.d.Cursor.Track = intMax(intMin(m.d.Cursor.Track, len(m.d.Song.Score.Tracks)-1), 0)
-			newTracks := make([]sointu.Track, len(m.d.Song.Score.Tracks)-1)
-			copy(newTracks, m.d.Song.Score.Tracks[:m.d.Cursor.Track])
-			copy(newTracks[m.d.Cursor.Track:], m.d.Song.Score.Tracks[m.d.Cursor.Track+1:])
-			m.d.Cursor.Track = intMax(intMin(m.d.Cursor.Track, len(m.d.Song.Score.Tracks)-1), 0)
-			m.d.Song.Score.Tracks = newTracks
-			m.d.Cursor2 = m.d.Cursor
-		},
+		do:      func() { m.Tracks().List().DeleteElements(false) },
 	}
 }
 
@@ -104,10 +95,7 @@ func (m *Model) AddInstrument() Action {
 func (m *Model) DeleteInstrument() Action {
 	return Action{
 		allowed: func() bool { return len((*Model)(m).d.Song.Patch) > 0 },
-		do: func() {
-			defer (*Model)(m).change("DeleteInstrumentAction", PatchChange, MajorChange)()
-			m.d.Song.Patch = append(m.d.Song.Patch[:m.d.InstrIndex], m.d.Song.Patch[m.d.InstrIndex+1:]...)
-		},
+		do:      func() { m.Instruments().List().DeleteElements(false) },
 	}
 }