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How to serialize a form with an array of input


I'm trying to serialize a form that can contains an array of object and send it to my application service and i cannot find any way to make it work...

Here is my Save Method

var brewer = _$form.serializeFormToObject();

abp.services.app.brewer.create(brewer).done(() => {
    ...
});

// brewerService
serviceNamespace.create = function(brewerDto, ajaxParams) {
    return abp.ajax($.extend({
        url: abp.appPath + 'api/services/app/brewer/Create',
        type: 'POST',
        data: JSON.stringify(brewerDto)
    }, ajaxParams));
};

Here is my form

<form name="AddBrewerForm" role="form" novalidate class="form-validation">
    <ul class="nav nav-tabs tab-nav-right" role="tablist">
        <li role="presentation" class="active">
            <a href="#brewer-detail" data-toggle="tab">@L("BrewerDetails")</a>
        </li>

        <li role="presentation">
            <a href="#beers-list" data-toggle="tab">@L("Beers")</a>
        </li>
    </ul>

    <div class="tab-content">
        <div role="tabpanel" class="tab-pane animated fadeIn active" id="brewer-detail">
            <div class="row clearfix" style="margin-top:10px;">
                <div class="col-sm-12">
                    <div class="form-group form-float">
                        <div class="form-line">
                            <input id="name" type="text" name="Name" required class="validate form-control" />
                            <label for="name" class="form-label">Name</label>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <div role="tabpanel" class="tab-pane animated fadeIn" id="beers-list">
            <div id="beer-list-content">
                <div class="brewer-beer-card row form-group form-float" style="border: 1px solid black;">
                    <div class="col-md-10">
                        <div class="form-line">
                            <input id="beer-0" type="text" name="Beers[0].Name" required class="validate form-control" />
                            <label for="beer-0" class="dynamic-beer-label form-label">@L("Name")</label>
                       </div>
                    </div>
                </div>

                <div class="brewer-beer-card row form-group form-float" style="border: 1px solid black;">
                    <div class="col-md-10">
                        <div class="form-line">
                            <input id="beer-1" type="text" name="Beers[1].Name" required class="validate form-control" />
                            <label for="beer-1" class="dynamic-beer-label form-label">@L("Name")</label>
                       </div>
                    </div>
                </div>
            </div>

            <div class="row" style="margin-top: 10px;">
                <div class="col-sm-12 ">
                    <button type="button" id="add-beer-button" class="btn btn-primary waves-effect">
                        @L("Add")
                    </button>
                </div>
            </div>
        </div>
    </div>
</form>

ApplicationServiceDto

public class InsertBrewerDto
{
    [Required]
    [StringLength(128)]
    public string Name { get; set; }

    public List<NewBrewerBeerDto> Beers { get; set; }
}

public class NewBrewerBeerDto
{
    [Required]
    public string Name { get; set; }
}

jquery plugin of ABP for serialization

$.fn.serializeFormToObject = function () {
    //serialize to array
    var data = $(this).serializeArray();

    //add also disabled items
    $(':disabled[name]', this).each(function () {
        data.push({ name: this.name, value: $(this).val() });
    });

    //map to object
    var obj = {};
    data.map(function (x) { obj[x.name] = x.value; });

    return obj;
};

I Keep receiving null for my arrays of Beers...

So I've tried to use the $(form).serialize() but i'm getting this error: Your request is not valid!

The following errors were detected during validation.

So there is no error shown...

Here is the Log file WARN 2017-09-30 10:53:13,458 [31 ] nHandling.AbpApiExceptionFilterAttribute - Method arguments are not valid! See ValidationErrors for details. Abp.Runtime.Validation.AbpValidationException: Method arguments are not valid! See ValidationErrors for details. at Abp.Runtime.Validation.Interception.MethodInvocationValidator.ThrowValidationError() at Abp.Runtime.Validation.Interception.MethodInvocationValidator.Validate() at Abp.WebApi.Validation.AbpApiValidationFilter.d__5.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at Abp.WebApi.Auditing.AbpApiAuditFilter.d__4.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at System.Web.Http.Controllers.ActionFilterResult.d__2.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at Abp.WebApi.Security.AntiForgery.AbpAntiForgeryApiFilter.d__10.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at Abp.WebApi.Authorization.AbpApiAuthorizeFilter.d__7.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at System.Web.Http.Controllers.AuthenticationFilterResult.d__0.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at System.Web.Http.Controllers.ExceptionFilterResult.d__0.MoveNext() WARN 2017-09-30 10:53:13,458 [31 ] nHandling.AbpApiExceptionFilterAttribute - There are 1 validation errors: WARN 2017-09-30 10:53:13,458 [31 ] nHandling.AbpApiExceptionFilterAttribute - (brewerDto)

Javscript Console Error:

{code: 0, message: "Your request is not valid!", details: "The following errors were detected during validation. ↵ - ↵", validationErrors: Array(1)} code : 0 details : "The following errors were detected during validation. ↵ - ↵" message : "Your request is not valid!" validationErrors : Array(1) 0 : members : Array(1) 0 : "brewerDto" length : 1 message : ""

EDIT1

JS for getting console

    var b1 = _$form.serialize();
    var b2 = _$form.serializeArray();
    var b3 = _$form.serializeFormToObject();

    console.log(b1);
    console.log(b2);
    console.log(b3);

b1

Name=123&Beers%5B0%5D.Name=123&Beers%5B1%5D.Name=321

b2

(3) [{…}, {…}, {…}]
0:{name: "Name", value: "123"}
1:{name: "Beers[0].Name", value: "123"}
2:{name: "Beers[1].Name", value: "321"}
length:3

b3

{Name: "123", Beers[0].Name: "123", Beers[1].Name: "321"}
Beers[0].Name :"123"
Beers[1].Name : "321"
Name : "123"

Solution

  • Try this:

    $.fn.serializeFormToObjectWithArraysOfObjects = function () {
        var obj = $(this).serializeFormToObject();
        for (var key in obj) {
          if (obj.hasOwnProperty(key)) {
            var result = key.match(/(.*)\[(\d)\].(.*)/);
            if (result) {
              var outer = result[1];
              var index = result[2];
              var inner = result[3];
              obj[outer] = obj[outer] || [];
              obj[outer][index] = obj[outer][index] || {};
              obj[outer][index][inner] = obj[key];
              delete obj[key];
            }
          }
        }
        return obj;
    };
    

    Output:

    {Name: "123", Beers: [{Name: "123"}, {Name: "321"}]}