fix(09-05): emit VolumeChanged event and persist state in ChangeVolume and MuteToggle

backend/player/player.go

@@ -682,6 +682,8 @@ func (p *Player) ChangeVolume(deltaVolume int) error {
 	defer p.mu.Unlock()
 
 	p.setVolumeLocked(p.getUserVolume() + UserVolume(deltaVolume))
+	p.emitVolumeChanged()
+	p.saveState()
 
 	return nil
 }
@@ -696,6 +698,7 @@ func (p *Player) MuteToggle() error {
 	defer p.mu.Unlock()
 
 	p.volume.Silent = !p.volume.Silent
+	p.emitVolumeChanged()
 	p.saveState()
 
 	return nil

frontend/wailsjs/go/library/Library.d.ts

@@ -9,10 +9,6 @@ export function FullRescan():Promise<library.ScanMetrics>;
 
 export function GetAlbumTracks(arg1:number):Promise<Array<library.Track>>;
 
-export function IsScanActive():Promise<boolean>;
-
-export function IsScanPaused():Promise<boolean>;
-
 export function GetAlbumsByArtist(arg1:number):Promise<Array<library.Album>>;
 
 export function GetAllAlbums():Promise<Array<library.Album>>;
@@ -25,6 +21,10 @@ export function GetAllTracks():Promise<Array<library.Track>>;
 
 export function GetTracksByGenre(arg1:string):Promise<Array<library.Track>>;
 
+export function IsScanActive():Promise<boolean>;
+
+export function IsScanPaused():Promise<boolean>;
+
 export function PauseScan():Promise<void>;
 
 export function ResumeScan():Promise<void>;

frontend/wailsjs/go/library/Library.js

@@ -14,14 +14,6 @@ export function GetAlbumTracks(arg1) {
   return window['go']['library']['Library']['GetAlbumTracks'](arg1);
 }
 
-export function IsScanActive() {
-  return window['go']['library']['Library']['IsScanActive']();
-}
-
-export function IsScanPaused() {
-  return window['go']['library']['Library']['IsScanPaused']();
-}
-
 export function GetAlbumsByArtist(arg1) {
   return window['go']['library']['Library']['GetAlbumsByArtist'](arg1);
 }
@@ -46,6 +38,14 @@ export function GetTracksByGenre(arg1) {
   return window['go']['library']['Library']['GetTracksByGenre'](arg1);
 }
 
+export function IsScanActive() {
+  return window['go']['library']['Library']['IsScanActive']();
+}
+
+export function IsScanPaused() {
+  return window['go']['library']['Library']['IsScanPaused']();
+}
+
 export function PauseScan() {
   return window['go']['library']['Library']['PauseScan']();
 }