'boolean', ]; } public function song(): BelongsTo { return $this->belongsTo(Song::class); } public function arrangementLabels(): HasMany { return $this->hasMany(SongArrangementSection::class, 'song_arrangement_id')->orderBy('order'); } public function arrangementSections(): HasMany { return $this->hasMany(SongArrangementSection::class, 'song_arrangement_id')->orderBy('order'); } public function serviceSongs(): HasMany { return $this->hasMany(ServiceSong::class); } }