public async Task <bool> Delete(GiayToTuyThan entity)
 {
     _db.GiayToTuyThans.Remove(entity);
     return(await Save());
 }
 public async Task <bool> Update(GiayToTuyThan entity)
 {
     _db.GiayToTuyThans.Update(entity);
     return(await Save());
 }
        public async Task <bool> Create(GiayToTuyThan entity)
        {
            await _db.GiayToTuyThans.AddAsync(entity);

            return(await Save());
        }