37 lines
1.3 KiB
JavaScript
37 lines
1.3 KiB
JavaScript
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jQuery(document).ready(function(){
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// This button will increment the value
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$('[data-quantity="plus"]').click(function(e){
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// Stop acting like a button
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e.preventDefault();
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// Get the field name
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fieldName = $(this).attr('data-field');
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// Get its current value
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var currentVal = parseInt($('input[name='+fieldName+']').val());
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// If is not undefined
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if (!isNaN(currentVal)) {
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// Increment
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$('input[name='+fieldName+']').val(currentVal + 1);
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} else {
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// Otherwise put a 0 there
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$('input[name='+fieldName+']').val(0);
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}
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});
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// This button will decrement the value till 0
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$('[data-quantity="minus"]').click(function(e) {
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// Stop acting like a button
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e.preventDefault();
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// Get the field name
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fieldName = $(this).attr('data-field');
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// Get its current value
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var currentVal = parseInt($('input[name='+fieldName+']').val());
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// If it isn't undefined or its greater than 0
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if (!isNaN(currentVal) && currentVal > 0) {
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// Decrement one
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$('input[name='+fieldName+']').val(currentVal - 1);
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} else {
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// Otherwise put a 0 there
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$('input[name='+fieldName+']').val(0);
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}
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});
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});
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