public async Task <IActionResult> OnGetAsync(int?id)
        {
            if (id == null)
            {
                return(NotFound());
            }

            Vehicle = await _context.Vehicle.FirstOrDefaultAsync(m => m.ID == id);

            if (Vehicle == null)
            {
                return(NotFound());
            }
            return(Page());
        }
        public async Task <IActionResult> OnPostAsync(int?id)
        {
            if (id == null)
            {
                return(NotFound());
            }

            Vehicle = await _context.Vehicle.FindAsync(id);

            if (Vehicle != null)
            {
                _context.Vehicle.Remove(Vehicle);
                await _context.SaveChangesAsync();
            }

            return(RedirectToPage("./Index"));
        }
        public async Task <IActionResult> OnGetAsync(int?id)
        {
            if (id == null)
            {
                return(NotFound());
            }

            Vehicle = await _context.Vehicle
                      .Include(v => v.Services).ThenInclude(v => v.ServiceType)
                      .AsNoTracking()
                      .FirstOrDefaultAsync(m => m.ID == id);

            if (Vehicle == null)
            {
                return(NotFound());
            }
            return(Page());
        }