public async Task <ActionResult> DeleteConfirmed(int id)
        {
            tb_reserve tb_reserve = await db.tb_reserve.FindAsync(id);

            db.tb_reserve.Remove(tb_reserve);
            await db.SaveChangesAsync();

            return(RedirectToAction("Index"));
        }
        public async Task <ActionResult> Edit([Bind(Include = "IDX,cardID,name,roomID,remark")] tb_reserve tb_reserve)
        {
            if (ModelState.IsValid)
            {
                db.Entry(tb_reserve).State = EntityState.Modified;
                await db.SaveChangesAsync();

                return(RedirectToAction("Index"));
            }
            return(View(tb_reserve));
        }
        public async Task <ActionResult> Create([Bind(Include = "IDX,cardID,name,roomID,remark")] tb_reserve tb_reserve)
        {
            if (ModelState.IsValid)
            {
                db.tb_reserve.Add(tb_reserve);
                await db.SaveChangesAsync();

                return(RedirectToAction("Index"));
            }

            return(View(tb_reserve));
        }
        // GET: tb_reserve/Edit/5
        public async Task <ActionResult> Edit(int?id)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            tb_reserve tb_reserve = await db.tb_reserve.FindAsync(id);

            if (tb_reserve == null)
            {
                return(HttpNotFound());
            }
            return(View(tb_reserve));
        }
        public async Task <ActionResult> DetailsConfirmed(int id)
        {
            tb_reserve tb_reserve = await db.tb_reserve.FindAsync(id);

            db.tb_reserve.Remove(tb_reserve);
            await db.SaveChangesAsync();

            //tb_room更新预定为false 使用为true
            string  room_ID = tb_reserve.roomID;
            tb_room tb_room = await db.tb_room.Where(room => room.roomID == room_ID).FirstAsync();

            tb_room.ispriced        = "false";
            tb_room.personID        = tb_reserve.cardID;
            tb_room.isused          = "true";
            db.Entry(tb_room).State = EntityState.Modified;
            await db.SaveChangesAsync();

            return(RedirectToAction("Index"));
        }