客车网上售票系统之前台订票、退票、改签管理和前台留言管理

1、今日完成任务:
(1)前台留言功能实现
(2)订票功能实现
(3)退票功能实现

(4)改签功能实现

(5）前台登录和注册功能实现

(6)前台新闻中心数据的绑定和显示
2、核心源码:

留言功能核心代码：

 OnlineTicketEntities1 db = new OnlineTicketEntities1();
        // GET: FrontLeave
        public ActionResult Index()
        {
            var list = db.Leaves.OrderByDescending(a=>a.LeaveTime).ToList();
            return View(list);
        }
        /// <summary>
        /// 发表留言
        /// </summary>
        /// <param name="LeaveContent"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult Index(string LeaveContent)
        {
            var list = db.Leaves.ToList();
            Leaves ll = new Leaves();
            if (!string.IsNullOrEmpty(LeaveContent) && Session["userIDFront"] != null)
            {
                ll.LeaveContent = LeaveContent;
                ll.LeaveTime = DateTime.Now;
                ll.ReplyContent = "";
                ll.UserID = int.Parse(Session["userIDFront"].ToString());
                ll.UserInfo = db.UserInfo.Where(a => a.UserID == ll.UserID).FirstOrDefault();
                db.Leaves.Add(ll);
                int code = db.SaveChanges();
                if (code > 0)
                {
                    list= db.Leaves.OrderByDescending(a => a.LeaveTime).ToList(); 
                    Response.Write("<script>alert('留言成功！！！')</script>");
                }
                else
                {
                    Response.Write("<script>alert('留言失败！！！')</script>");
                }

            }
            return View(list);
        }
        [HttpPost]
        public ActionResult checkUser()
        {
            int code = 2;
            if (Session["userIDFront"]==null)
            {
                code = 1;
            }
            JsonResult ajac = new JsonResult();
            ajac.JsonRequestBehavior = JsonRequestBehavior.AllowGet;
            ajac.Data = new { code = code };
            return ajac;
        }

前台留言页面截图：

前台订票功能核心代码：

OnlineTicketEntities1 db = new OnlineTicketEntities1();
        // GET: BookTickets
       
        /// <summary>
        /// 查询车次信息
        /// </summary>
        /// <param name="StartStation"></param>
        /// <param name="EndStation"></param>
        /// <returns></returns>
        public ActionResult Index(string StartStation,string EndStation)
        {
            var list = db.Ticket.ToList();
            if (!string.IsNullOrEmpty(StartStation))
            {
                list = list.Where(a => a.StartStation.Contains(StartStation)).ToList();
            }
            if (!string.IsNullOrEmpty(EndStation))
            {
                list = list.Where(a => a.EndStation.Contains(EndStation)).ToList();
            }
            return View(list);
        }
        /// <summary>
        /// 订票
        /// </summary>
        /// <param name="tid"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult DingTicket(int tid, DateTime time)
        {
            OrderInfo oo = new OrderInfo();
            int code = 0;
            //先判断有没有登录
            if (Session["userIDFront"] != null)
            {
                if (tid != 0)
                {
                    var t = db.Ticket.Where(a => a.TicketID == tid).FirstOrDefault();
                    if (time == null)
                    {
                        time = DateTime.Now;//不写默认今天时间
                    }
                    var t1 = time.ToString("yyyy-MM-dd");
                    var t2 = DateTime.Now.ToString("yyyy-MM-dd");
                    if (DateTime.Parse(t1) == DateTime.Parse(t2))
                    {
                        #region 订今天的票
                        //说明是今天  比较时间
                        DateTime startTime = Convert.ToDateTime(DateTime.Now.ToString("HH:mm:ss"));
                        DateTime endTime = Convert.ToDateTime(DateTime.Parse(t.StartTime.ToString()).ToString("HH:mm:ss"));
                        TimeSpan ts = endTime - startTime;
                        if (ts.TotalMinutes >= 60)//说明可以订
                        {
                            DateTime a = DateTime.Parse(t1);
                            var aa = a.ToShortDateString() + " " + endTime.TimeOfDay;
                            oo.DepartureTime = Convert.ToDateTime(aa);
                            oo.OrderContal = t.TicketPrice;
                            oo.OrderCount = 1;
                            oo.OrderID = DateTime.Now.ToString("yyMMddHHmmssffff");
                            oo.OrderPrice = t.TicketPrice;
                            oo.OrderState = 1;
                            oo.OrderTime = DateTime.Now;
                            oo.TicketID = t.TicketID;
                            oo.UserID = int.Parse(Session["userIDFront"].ToString());
                            db.OrderInfo.Add(oo);
                            code = db.SaveChanges();
                        }
                        else
                        {
                            code = 5;//说明已发车 不能订票
                        } 
                        #endregion
                    }
                    else if (DateTime.Parse(t1) < DateTime.Parse(t2))
                    {
                        //说明是昨天 不能订票
                        code = 4;
                    }
                    else
                    {
                        TimeSpan ss = DateTime.Parse(t1) - DateTime.Parse(t2);
                        if (ss.Days > 7)
                        {
                            code = 6;
                        }
                        else
                        {
                            #region 订明天及之后的票
                            DateTime endTime = Convert.ToDateTime(DateTime.Parse(t.StartTime.ToString()).ToString("HH:mm:ss"));
                            var aa = time.ToShortDateString() + " " + endTime.TimeOfDay;
                            oo.DepartureTime = Convert.ToDateTime(aa);
                            oo.OrderContal = t.TicketPrice;
                            oo.OrderCount = 1;
                            oo.OrderID = DateTime.Now.ToString("yyMMddHHmmssffff");
                            oo.OrderPrice = t.TicketPrice;
                            oo.OrderState = 1;
                            oo.OrderTime = DateTime.Now;
                            oo.TicketID = t.TicketID;
                            oo.UserID = int.Parse(Session["userIDFront"].ToString());
                            db.OrderInfo.Add(oo);
                            code = db.SaveChanges();
                            #endregion
                        }
                    }
                }
                else
                {
                    code = 3;//ID异常
                }
            }
            else
            {
                code = 2;//没有登录
            }
            JsonResult ajax = new JsonResult();
            ajax.JsonRequestBehavior = JsonRequestBehavior.AllowGet;
            ajax.Data = new { code = code };
            return ajax;
        }

        /// <summary>
        /// 重新订票
        /// </summary>
        /// <param name="tid"></param>
        /// <returns></returns>
        public ActionResult ChongXinDingTicket(string start, string end)
        {
            var list = db.Ticket.ToList();
            if (!string.IsNullOrEmpty(start))
            {
                list = list.Where(a => a.StartStation.Contains(start)).ToList();
            }
            if (!string.IsNullOrEmpty(end))
            {
                list = list.Where(a => a.EndStation.Contains(end)).ToList();
            }
            return View(list);
        }

订票页面截图：

退票和改签核心功能代码：

OnlineTicketEntities1 db = new OnlineTicketEntities1();
        // GET: UserCenter
        public ActionResult Index()
        {
            return View();
        }
        /// <summary>
        /// 查看所有订单
        /// </summary>
        /// <returns></returns>
        public ActionResult AllOrderInfo()
        {
            List<OrderInfo> list = null;
            if (Session["userIDFront"]!=null)
            {
                int uid = int.Parse(Session["userIDFront"].ToString());
                list = db.OrderInfo.Where(a => a.UserID == uid).ToList();
            }
            return View(list);
        }
        /// <summary>
        /// 付款操作
        /// </summary>
        /// <param name="oid"></param>
        /// <returns></returns>
        public ActionResult FuKuan(string oid)
        {
            int code = 0;
            if (!string.IsNullOrEmpty(oid))
            {
                var order = db.OrderInfo.Where(a => a.OrderID == oid).FirstOrDefault();
                if (order!=null)
                {
                    UserInfo user = db.UserInfo.Where(aa => aa.UserID == order.UserID).FirstOrDefault();
                    //判断卡内余额
                    if (user.Balances>=decimal.Parse(order.OrderPrice.ToString()))
                    {
                        //更新卡内余额
                        user.Balances = user.Balances - decimal.Parse(order.OrderPrice.ToString());
                        DbEntityEntry<UserInfo> entry = db.Entry<UserInfo>(user);
                        entry.State = EntityState.Modified;
                        code = db.SaveChanges();
                        if (code > 0)
                        {
                            //扣款成功   更新剩余票数
                            Ticket tt = db.Ticket.Where(a => a.TicketID == order.TicketID).FirstOrDefault();
                            tt.RemainingTickets = tt.TicketZongCount - 1;
                            DbEntityEntry<Ticket> entry11 = db.Entry<Ticket>(tt);
                            entry11.State = EntityState.Modified;
                            code = db.SaveChanges();
                            if (code > 0)
                            {
                                order.OrderState = 2;
                                DbEntityEntry<OrderInfo> entry1 = db.Entry<OrderInfo>(order);
                                entry1.State = EntityState.Modified;
                                code = db.SaveChanges();
                            }
                            else
                            {
                                code = 2;
                            }
                        }
                        else
                        {
                            code = 2;//付款失败
                        }
                    }
                    else
                    {
                        code = 3;//卡内余额不足 请充值
                    }
                }
            }
            JsonResult ajaxJson = new JsonResult();
            ajaxJson.JsonRequestBehavior = JsonRequestBehavior.AllowGet;
            ajaxJson.Data = new { code = code };
            return ajaxJson;
        }
        /// <summary>
        /// 改签操作
        /// </summary>
        /// <param name="oid">订单编号</param>
        /// <returns></returns>
        public ActionResult GaiQIAN(string oid)
        {
            int code = 0;
            string start = "";
            string end = "";
            //改签 需要：1、更新订单状态为 已改签   2、重新订票 
            if (!string.IsNullOrEmpty(oid))
            {
                OrderInfo order = db.OrderInfo.Where(a => a.OrderID == oid).FirstOrDefault();
                UserInfo user = db.UserInfo.Where(a => a.UserID == order.UserID).FirstOrDefault();
                int o = 0, u = 0;
                if (order!=null)
                {
                    order.OrderState = 3;
                    DbEntityEntry<OrderInfo> entry = db.Entry<OrderInfo>(order);
                    entry.State = EntityState.Modified;
                    o = db.SaveChanges();
                }
                if (user != null)
                {
                    user.Balances = user.Balances + decimal.Parse(order.OrderPrice.ToString());
                    DbEntityEntry<UserInfo> entry = db.Entry<UserInfo>(user);
                    entry.State = EntityState.Modified;
                    u = db.SaveChanges();
                }
                if (o > 0 && u > 0)
                {
                    code = 1;
                    start = order.Ticket.StartStation;
                    end = order.Ticket.EndStation;
                    //return RedirectToAction("ChongXinDingTicket", "BookTickets", new { start = order.Ticket.StartStation, end = order.Ticket.EndStation });
                }
                else
                {
                    code = 3;
                }
            }
            JsonResult ajaxJson = new JsonResult();
            ajaxJson.JsonRequestBehavior = JsonRequestBehavior.AllowGet;
            ajaxJson.Data = new { code = code, start = start, end = end };
            return ajaxJson;
        }
        /// <summary>
        /// 退票操作
        /// </summary>
        /// <param name="oid"></param>
        /// <returns></returns>
        public ActionResult TUIPiao(string oid)
        {
            int code = 0;
            if (!string.IsNullOrEmpty(oid))
            {
                int o = 0, u = 0, t = 0;
                //退票 需要三步：1、退钱  2、剩余票数+1  3、更新订单状态为 已退票
                OrderInfo order = db.OrderInfo.Where(a => a.OrderID == oid).FirstOrDefault();
                Ticket tt = db.Ticket.Where(a => a.TicketID == order.TicketID).FirstOrDefault();
                UserInfo user = db.UserInfo.Where(a => a.UserID == order.UserID).FirstOrDefault();

                //获取用户出发时间
                DateTime t1 = DateTime.Parse(order.DepartureTime.ToString());
                //获取当前时间
                DateTime t2 = DateTime.Now;//当前时间
                TimeSpan tas = t1 - t2;

                if (tas.TotalMinutes > 60)//判断是否已发车
                {
                    if (user != null)//1、退钱 
                    {
                        user.Balances = user.Balances + decimal.Parse(order.OrderPrice.ToString());
                        DbEntityEntry<UserInfo> entry1 = db.Entry<UserInfo>(user);
                        entry1.State = EntityState.Modified;
                        u = db.SaveChanges();
                    }
                    if (order != null)//2、剩余票数+1 
                    {
                        order.OrderState = 4;
                        DbEntityEntry<OrderInfo> entry1 = db.Entry<OrderInfo>(order);
                        entry1.State = EntityState.Modified;
                        o = db.SaveChanges();
                    }
                    if (tt != null)//3、更新订单状态为 已退票
                    {
                        tt.RemainingTickets = tt.RemainingTickets + 1;
                        DbEntityEntry<Ticket> entry1 = db.Entry<Ticket>(tt);
                        entry1.State = EntityState.Modified;
                        t = db.SaveChanges();
                    }
                }
                else
                {
                    code = 3;//快发车 或已发车不能退票
                }
                
                if (t > 0 && o > 0 && u > 0)
                {
                    code = 1;
                }
                else
                {
                    code = 2;//退票失败
                }
            }
            JsonResult ajaxJson = new JsonResult();
            ajaxJson.JsonRequestBehavior = JsonRequestBehavior.AllowGet;
            ajaxJson.Data = new { code = code };
            return ajaxJson;
        }

退票和改签页面截图：

前台注册的核心代码：

 OnlineTicketEntities1 db = new OnlineTicketEntities1();
        // GET: FrontRegister
        public ActionResult Index()
        {
            return View();
        }
        [HttpPost]
        public ActionResult Index(UserInfo user)
        {
            if (user!=null)
            {
                user.ISAdmin = 2;
                db.UserInfo.Add(user);
                int code = db.SaveChanges();
                if (code > 0)
                {
                    return RedirectToAction("Index", "FrontLogin");
                }
                else
                {
                    Response.Write("<script>alert('注册失败！！！')</script>");
                }
            }
            return View();
        }

@{
    ViewBag.Title = "前台注册";
    Layout = "~/Views/Shared/_Layout1.cshtml";
}
<script type="text/javascript">


   

    $(function () {
        $(".logo_right .nav ul li a#li3").addClass("active").siblings().removeClass("active");

        $("input[name='UserCard']").blur(function () {
            var a = $(this).val();
            if (a == null || a == "") {
                $(this).next('span').html("<font color='red'>身份证号不能为空！！！</font>");
                return false;
            }
            else {
                //验证身份证号
                var pattern = /(^d{15}$)|(^d{18}$)|(^d{17}(d|X|x)$)/;
                if (pattern.test(a)) {
                    $(this).next('span').html("<font color='gray'>*(必填)请输入正确的身份证号，购买车票时需要</font>");
                }
                else {
                    $(this).next('span').html("<font color='red'>身份证号输入错误！！！</font>");
                }

                
            }
        });

        $("input[name='UserRealName']").blur(function () {
            var a = $(this).val();
            if (a == null || a == "") {
                $(this).next('span').html("<font color='red'>真实姓名不能为空！！！</font>");
                return false;
            }
            else {
                //验证身份证号
                var pattern = /^[u4E00-u9FA5]{1,6}$/;
                if (pattern.test(a)) {
                    $(this).next('span').html("<font color='gray'>*(必填)请输入你的真实姓名，购买车票时需要</font>");
                }
                else {
                    $(this).next('span').html("<font color='red'>姓名格式输入错误！！！</font>");
                }
            }
        });

        $("input[name='Tel']").blur(function () {
            var a = $(this).val();
            if (a == null || a == "") {
                $(this).next('span').html("<font color='red'>手机号不能为空！！！</font>");
                return false;
            }
            else {
                //验证身份证号
                var pattern = /^1[36578]d{9}$/;
                if (pattern.test(a)) {
                    $(this).next('span').html("<font color='gray'>*(必填)请输入正确的手机号，购买车票时需要</font>");
                }
                else {
                    $(this).next('span').html("<font color='red'>手机号格式输入错误！！！</font>");
                }
            }
        });

        $("input[name='UserName']").blur(function () {
            var a = $(this).val();
            if (a == null || a == "") {
                $(this).next('span').html("<font color='red'>用户名不能为空！！！</font>");
                return false;
            }
            else {
                //验证身份证号
                var pattern = /^w{3,20}$/;
                if (pattern.test(a)) {
                    $(this).next('span').html("<font color='gray'>*(必填)由数字、26个英文字母或者下划线组成的字符串6-12位</font>");
                }
                else {
                    $(this).next('span').html("<font color='red'>用户名格式输入错误！！！由数字、26个英文字母或者下划线组成的字符串6-12位</font>");
                }
            }
        });

        $("input[name='Password']").blur(function () {
            var a = $(this).val();
            if (a == null || a == "") {
                $(this).next('span').html("<font color='red'>密码不能为空！！！</font>");
                return false;
            }
            else {
                //验证身份证号
                var pattern = /^w{6}$/;
                if (pattern.test(a)) {
                    $(this).next('span').html("<font color='gray'>*(必填)请输入6位由数字、26个英文字母或者下划线组成的字符串</font>");
                }
                else {
                    $(this).next('span').html("<font color='red'>密码格式输入错误！！！请输入6位由数字、26个英文字母或者下划线组成的字符串</font>");
                }
            }
        });

    });
</script>
<section class="banner_zi">
    <div><img src="~/Content/FrontCss/images/banner_yuan.png" alt=""></div>
</section>
<!--banner end-->
<div class="head_bar">
    <span>位置：</span><a href="/Home/Index">首页 </a> > <span class="active">注册</span>
</div>
<div class="feedback_con">
    <div class="top_tit">
        <span class="span1"><a href="/FrontRegister/Index">注册中心</a></span><br />
    </div>
    <div class="container">
        <form class="form-horizontal" role="form" action="/FrontRegister/Index" method="post">
            <div class="form-group">
                <label for="firstname" class="col-sm-4 control-label">用户名：</label>
                <div class="col-sm-6">
                    <input type="text" class="form-control" name="UserName"  placeholder="请输入用户名">
                    <span style="color:gray;">*(必填)由数字、26个英文字母或者下划线组成的字符串6-12位</span>
                </div>
            </div>
            <div class="form-group">
                <label for="lastname" class="col-sm-4 control-label">密码：</label>
                <div class="col-sm-6">
                    <input type="password" class="form-control" name="Password"  placeholder="请输入密码">
                    <span style="color:gray;">*(必填)请输入6位由数字、26个英文字母或者下划线组成的字符串</span>
                </div>
            </div>
            <div class="form-group">
                <label for="firstname" class="col-sm-4 control-label">真实姓名：</label>
                <div class="col-sm-6">
                    <input type="text" class="form-control" name="UserRealName"  placeholder="真实姓名"><span style="color:gray;">*(必填)购买车票时需要</span>
                </div>
            </div>
            <div class="form-group">
                <label for="lastname" class="col-sm-4 control-label">身份证号：</label>
                <div class="col-sm-6">
                    <input type="text" class="form-control" name="UserCard"  placeholder="请输入身份证号"><span style="color:gray;">*(必填)购买车票时需要</span>
                </div>
            </div>
            <div class="form-group">
                <label for="lastname" class="col-sm-4 control-label">电话：</label>
                <div class="col-sm-6">
                    <input type="text" class="form-control" name="Tel"  placeholder="电话">
                    <span style="color:gray;"> *(必填)请输入11位手机号</span>
                </div>
            </div>
            <div class="form-group">
                <div class="col-sm-offset-5 col-sm-4">
                    <button type="submit" class="btn btn-danger" style="200px;">注册</button>
                </div>
            </div>
        </form>

    </div>
</div>

前台注册页面截图：

3、遇到的问题:
(1)注册的时候加js验证

4、解决的方法:
(1)去网上找的解决办法，解决了
5、项目燃尽图更新(此内容一周已更新)