车辆派遣系统-8.14更新

 public class DriversController : Controller
    {
        carSystemEntities db = new carSystemEntities();
        // GET: Drivers
        [HttpGet]
        public ActionResult DriversIndex()
        {
            var list = db.t_driver.ToList();
            return View(list);
        }

        [HttpGet]
        public ActionResult Edit(int? id)
        {
            ViewBag.driverinfo = db.t_driver.Find(id);
            return View();
        }
        [HttpPost]
        public ActionResult Edit(t_driver dri)
        {
            if (ModelState.IsValid)
            {
                db.Entry(dri).State = EntityState.Modified;
                int i = db.SaveChanges();
                if (i > 0)
                {
                    return RedirectToAction("DriversIndex");
                }
            }
            return View();
        }

        public ActionResult Delete(int id)
        {
            //find()只能用于有主键表的查询
            t_driver d = db.t_driver.Find(id);
            db.t_driver.Remove(d);
            int i = db.SaveChanges();
            if (i > 0)
            {
                return RedirectToAction("DriversIndex");
            }
            else
            {
                return View();
            }
        }

        [HttpGet]
        public ActionResult Create()
        {
            return View();
        }
        [HttpPost]
        public ActionResult Create(t_driver dri)
        {
            if (ModelState.IsValid)
            {
                db.t_driver.Add(dri);
                db.SaveChanges();

                return RedirectToAction("DriversIndex");
            }
            return View(dri);
        }
    }