public async Task DeleteLessonAsync(LessonDeleteInputModel inputModel)
{
int affectedRows = await db.CommandAsync($"DELETE FROM Lessons WHERE Id={inputModel.Id}");
if (affectedRows == 0)
{
throw new LessonNotFoundException(inputModel.Id);
}
}
public async Task DeleteLessonAsync(LessonDeleteInputModel inputModel)
{
Lesson lesson = await dbContext.Lessons.FindAsync(inputModel.Id);
if (lesson == null)
{
throw new LessonNotFoundException(inputModel.Id);
}
dbContext.Remove(lesson);
await dbContext.SaveChangesAsync();
}