do not show datatable when there is not any content

do not show datatable when there is not any content

bibalanibibalani Posts: 14Questions: 3Answers: 0

Hi,
I wanna disappear table when there is not any content. can you help me fix it
.html

{% extends 'my_app/base.html' %}
{% block body_block %}
{% load static %}
{% load crispy_forms_tags %}


<head>
    <meta charset="utf-8">
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css"
    integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
    <link rel="stylesheet" href="{% static 'my_app/style.css' %}">
</head>


<div class="form-group">
    <form id="product_form" data-url="{% url 'my_app:add_product' %}">
        {% for field in product_form %}
        <label class="order-label" for="{{ field.auto_id }}">{{ field.label }}</label>
        {{ field }}
        {% endfor %}
        {% csrf_token %}
        <br>
        <input class="btn btn-block" type="submit" value="Submit Product" style="width:600px">
    </form>
    <br>
</div>

<table id="current_product" class="display" style="width:100%">
    <thead>
        <tr>
            <th>ID</th>
            <th>Name</th>
            <th>Produced Date</th>
            <th>Expired Date</th>
            <th>Company</th> 
        </tr>
    </thead>
    <tbody>

    </tbody>
</table>
{% endblock %}

.js

$(document).ready(function(){
    $('#product_form').submit(function(e){
        e.preventDefault();
        var serializedData = $(this).serialize();
        var url  = document.querySelector('#product_form').dataset.url
        $.ajax({
            type: 'POST',
            url: url,
            data: serializedData,
            success: function(response){
                $('#product_form').trigger('reset');
                // var ser_user_product = JSON.parse(response['ser_user_product']);
                // var user_product_fields = ser_user_product[0]['fields'];
                var product_fields = response['ser_product']
                $('#current_product tbody').append(
                    `<tr>
                    <td>${product_fields["id"]||""}</td>
                    <td>${product_fields["name"]||""}</td>
                    <td>${product_fields["produced_date"]||""}</td>
                    <td>${product_fields["expired_date"]||""}</td>
                    <td>${product_fields["company"]||""}</td>
                    </tr>`
                )
                $('#current_product').DataTable();                               
            },
        });            
    });
});

This question has an accepted answers - jump to answer

Answers

  • rf1234rf1234 Posts: 2,982Questions: 87Answers: 421
    edited April 2022 Answer ✓

    This uses bootstrap 3 class "hidden" but you can use other css as well.

    $(yourDataTable.table().container()).addClass('hidden');
    

    Of course you can also do it outside the api in case you assigned an id to the container div of your Data Table in your HTML:

     $('#yourTableContainer').addClass("hidden");
    
    yourDataTable
        .on ('init', function () {
            if ( yourDataTable.rows().count() < 1 ) {
                $(yourDataTable.table().container()).addClass('hidden');
            }
        })
    

    You might want to use the "draw" event instead of the "init" event.

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