我将尝试将模型的值传递给控制器。但是当使用断点进行错误检查时，实际使用的模型为null。我认为我的ajax存在问题，可能会影响它。
我在代码中的主要目的是当我在表示例3行中添加数据时，它可以插入或循环3次。因此在我的数据库中，我有3条记录，但跟踪号不同。跟踪号字段由用户提供，不会自动生成。我被困在这里，请帮忙，谢谢。
我尝试了我所知道的一切，但是没有用。我是新手。
请参阅下面的图片作为参考。
我的控制器
public ActionResult Add(OrderFormModel model, string[] tracking, string[] deposit)
{
//if (model.Quantity <= 0)
// ModelState.AddModelError("CustomError", "Quantity must be greater than 0.");
if (ModelState.IsValid)
{
try
{
if (model.Id > 0)
{
var order = _orderService.Get(model.Id);
order.ClientId = model.ClientId;
order.StateId = model.StateId;
order.CityId = model.CityId;
order.TownId = model.TownId;
order.Postcode = model.Postcode;
order.Address = model.Address;
order.DeliveryDate = Convert.ToDateTime(model.DeliveryDate);
//order.Quantity = model.Quantity;
order.Deposit = model.Deposit;
order.DateDelivered = null;
order.Notes = model.Notes;
order.DatePosted = Convert.ToDateTime(model.DatePosted);
order.DriverId = model.DriverId;
if (order.Status == "Delivered" && model.Status == "Cancelled")
{
ModelState.AddModelError("CustomError", "'Delivered' order cannot be cancelled.");
return View(PrepareOrderFormModel(model));
}
if (model.Status == "Delivered" && model.DateDelivered == null)
{
ModelState.AddModelError("CustomError", "Date Delivered is required.");
return View(PrepareOrderFormModel(model));
}
if (model.Status == "Delivered")
{
try
{
var getUserInrole = _userInRoleService.GetRoleByUserId(order.Client.UserId).RoleId;
if ((getUserInrole == 5) || (getUserInrole == 2))
{
var transaction = new Transaction
{
Source = "Order",
TransactionId = order.Id,
Amount = (5 * order.Quantity) - order.Deposit, // TODO: create pricing table.
DateCreated = DateTime.Now,
CreatedBy = User.Identity.Name,
ReferenceNumber = order.ReferenceNumber
};
_transactionService.Add(transaction);
}
if (getUserInrole == 3)
{
var transaction = new Transaction
{
Source = "Order",
TransactionId = order.Id,
Amount = (10 * order.Quantity) - order.Deposit, // TODO: create pricing table.
DateCreated = DateTime.Now,
CreatedBy = User.Identity.Name,
ReferenceNumber = order.ReferenceNumber
};
_transactionService.Add(transaction);
}
}
catch (Exception ex)
{
ModelState.AddModelError("CustomError", ex.Message);
return View(PrepareOrderFormModel(model));
}
}
if (model.Status == "Delivered")
//order.DateDelivered = DateTime.Now.Date;
order.DateDelivered = model.DateDelivered;
order.Status = model.Status;
_orderService.Update(order);
return RedirectToAction("index");
}
else
{
//var serializeData = JsonConvert.DeserializeObject<List<OrderFormModel>>(getepassdata);
for (int i = 0; i < tracking.Length; i++)
{
var getMaxId = _orderService.GetAll().OrderByDescending(x => x.Id).FirstOrDefault();
var order = new Order
{
ClientId = model.ClientId,
StateId = model.StateId,
CityId = model.CityId,
TownId = model.TownId,
Postcode = model.Postcode,
Deposit = Convert.ToDecimal(deposit[i]),
TrackingNumber = tracking[i],
Address = model.Address,
DatePosted = Convert.ToDateTime(model.DatePosted),
DeliveryDate = Convert.ToDateTime(model.DeliveryDate),
Quantity = 1,
Status = "Lined-up",
DateDelivered = null,
Notes = model.Notes ?? "",
};
if (getMaxId != null)
{
order.ReferenceNumber = "ODR" + Convert.ToString(string.Format("{0:00000}", getMaxId.Id + 1));
}
_orderService.Add(order);
}
return RedirectToAction("add");
}
}
catch (Exception ex)
{
ModelState.AddModelError("CustomError", ex.InnerException.Message);
}
}
model = PrepareOrderFormModel(model);
return View(model);
}
我的脚本
$(".btnAdd").click(function () {
var tracking = '<td>@Html.TextBoxFor(x => x.TrackingNumber, new { @class = "form-control tracking" })</td>';
var deposit = '<td>@Html.TextBoxFor(x => x.Deposit, new { @class = "form-control deposit" })</td>';
$("tbody").append('<tr>' + tracking + deposit + '</tr>');
});
function getAllData() {
var data = [];
$('tbody tr').each(function () {
var TrackingNumber = $(this).find('.tracking').val();
var Deposit = $(this).find('.deposit').val();
var alldata = {
'TrackingNumber': TrackingNumber,
'Deposit': Deposit,
}
data.push(alldata);
});
console.log(data);
return data;
}
$('#btnSubmit').click(function () {
var data = JSON.stringify(getAllData());
$.ajax({
url: '@Url.Action("add", "order")',
type: 'POST',
dataType: 'json',
contentType: 'application/json; charset=utf-8',
data: JSON.stringify({ 'getepassdata': data }),
success: function () {
alert("Data Added Successfully");
},
error: function () {
alert("Error while inserting data");
}
});
});
查看
@using (Html.BeginForm("add", "order", FormMethod.Post)){
@Html.HiddenFor(x => x.Id)
@Html.Raw(TempData["msg"])
<div class="ContainerBanner">
@Html.Partial("_Message")
<h3 class="orders">Order</h3><br />
<div class="row">
<div class="col-md-4">
<div class="form-group">
@Html.LabelFor(x => x.ClientId, new { @class = "form-label label-color" })
@Html.DropDownListFor(x => x.ClientId, Model.Clients, "", new { @class = "form-control", @id = "s-clients" })
</div>
</div>
<div class="col-md-2">
<div class="form-group">
@Html.LabelFor(x => x.Postcode, new { @class = "form-label" })
@Html.TextBoxFor(x => x.Postcode, new { @class = "form-control" })
</div>
</div>
</div>
<div class="row">
<div class="col-md-2">
<div class="form-group">
@Html.LabelFor(x => x.StateId, new { @class = "form-label label-color" })
@Html.DropDownListFor(x => x.StateId, Model.States, new { @class = "form-control", @id = "s-states" })
</div>
</div>
<div class="col-md-2">
<div class="form-group">
@Html.LabelFor(x => x.CityId, new { @class = "form-label label-color" })
@Html.DropDownListFor(x => x.CityId, Model.Cities, new { @class = "form-control", @id = "s-cities" })
</div>
</div>
<div class="col-md-2">
<div class="form-group">
@Html.LabelFor(x => x.TownId, new { @class = "form-label" })
@Html.DropDownListFor(x => x.TownId, Model.Towns, new { @class = "form-control", @id = "s-towns" })
</div>
</div>
</div>
<div class="row">
<div class="col-md-2">
<div class="form-group">
@Html.LabelFor(x => x.DatePosted, new { @class = "form-label label-color" })
<div class='input-group date datetimepicker'>
@Html.TextBoxFor(x => x.DatePosted, new { @class = "form-control" })
<span class="input-group-addon">
<span class="glyphicon glyphicon-calendar"></span>
</span>
</div>
</div>
</div>
<div class="col-md-2">
<div class="form-group">
@Html.LabelFor(x => x.DeliveryDate, new { @class = "form-label label-color" })
<div class='input-group date datetimepicker'>
@Html.TextBoxFor(x => x.DeliveryDate, new { @class = "form-control" })
<span class="input-group-addon">
<span class="glyphicon glyphicon-calendar"></span>
</span>
</div>
</div>
</div>
<div class="col-md-2">
<div class="form-group">
@Html.LabelFor(x => x.DateDelivered, new { @class = "form-label" })
<div class='input-group date datetimepicker'>
@Html.TextBoxFor(x => x.DateDelivered, new { @class = "form-control" })
<span class="input-group-addon">
<span class="glyphicon glyphicon-calendar"></span>
</span>
</div>
</div>
</div>
</div>
<div class="row">
<div class="col-md-6">
<div class="form-group">
@Html.LabelFor(x => x.Address, new { @class = "form-label label-color" })
@Html.TextBoxFor(x => x.Address, new { @class = "form-control" })
</div>
</div>
</div>
<div class="row">
<div class="col-md-2">
<div class="form-group">
@Html.LabelFor(x => x.Status, new { @class = "form-label" })
<select class="form-control" name="Status" id="ShowHide">
<option value="Lined-up" @(Model.Status == "Lined-up" ? "selected" : "")>Lined-up</option>
<option value="Confirmed" @(Model.Status == "Confirmed" ? "selected" : "")>Confirmed</option>
<option value="Cancelled" @(Model.Status == "Cancelled" ? "selected" : "")>Cancelled</option>
<option value="Delivered" @(Model.Status == "Delivered" ? "selected" : "")>Delivered</option>
</select>
</div>
</div>
<div class="row">
<div class="col-md-2">
<div class="form-group">
@Html.LabelFor(x => x.DriverId, new { @class = "form-label" })
@Html.DropDownListFor(x => x.DriverId, Model.Drivers, "", new { @class = "form-control" })
</div>
</div>
</div>
</div>
<div class="row">
<div class="col-md-6">
<table class="table">
<thead>
<tr>
<th>
@Html.LabelFor(x => x.TrackingNumber, new { @class = "form-label" })
</th>
<th>
@Html.LabelFor(x => x.Deposit, new { @class = "form-label" })
</th>
</tr>
</thead>
<tbody>
<tr>
<td>
@Html.TextBoxFor(x => x.TrackingNumber, new { @class = "form-control tracking" })
</td>
<td>
@Html.TextBoxFor(x => x.Deposit, new { @class = "form-control deposit" })
</td>
</tr>
</tbody>
<tfoot>
<tr>
<td>
<input class="btnAdd btn btn-default" type="button" name="name" value="Add" />
</td>
</tr>
</tfoot>
</table>
</div>
</div>
<div class="row">
<div class="col-md-6">
<div class="form-group">
@Html.LabelFor(x => x.Notes, new { @class = "form-label" })
@Html.TextAreaFor(x => x.Notes, new { @class = "form-control" })
</div>
</div>
<div class="col-md-6"></div>
</div>
<br />
<button type="submit" id="btnSubmit" class="btn btn-primary btn-sm"><i class="fas fa-save"></i> Save Order</button>
<a href="@Url.Action("index", "order")" class="btn btn-default btn-sm"><i class="fa fa-long-arrow-alt-left"></i> Back to list</a>
</div> }