nk20/static/autocomplete_light/select2.js

123 lines
4.1 KiB
JavaScript

;(function ($) {
if (window.__dal__initListenerIsSet)
return;
$(document).on('autocompleteLightInitialize', '[data-autocomplete-light-function=select2]', function() {
var element = $(this);
// Templating helper
function template(text, is_html) {
if (is_html) {
var $result = $('<span>');
$result.html(text);
return $result;
} else {
return text;
}
}
function result_template(item) {
var text = template(item.text,
element.attr('data-html') !== undefined || element.attr('data-result-html') !== undefined
);
if (item.create_id) {
return $('<span></span>').text(text).addClass('dal-create')
} else {
return text
}
}
function selected_template(item) {
if (item.selected_text !== undefined) {
return template(item.selected_text,
element.attr('data-html') !== undefined || element.attr('data-selected-html') !== undefined
);
} else {
return result_template(item);
}
return
}
var ajax = null;
if ($(this).attr('data-autocomplete-light-url')) {
ajax = {
url: $(this).attr('data-autocomplete-light-url'),
dataType: 'json',
delay: 250,
data: function (params) {
var data = {
q: params.term, // search term
page: params.page,
create: element.attr('data-autocomplete-light-create') && !element.attr('data-tags'),
forward: yl.getForwards(element)
};
return data;
},
processResults: function (data, page) {
if (element.attr('data-tags')) {
$.each(data.results, function(index, value) {
value.id = value.text;
});
}
return data;
},
cache: true
};
}
$(this).select2({
tokenSeparators: element.attr('data-tags') ? [','] : null,
debug: true,
containerCssClass: ':all:',
placeholder: element.attr('data-placeholder') || '',
language: element.attr('data-autocomplete-light-language'),
minimumInputLength: element.attr('data-minimum-input-length') || 0,
allowClear: ! $(this).is('[required]'),
templateResult: result_template,
templateSelection: selected_template,
ajax: ajax,
tags: Boolean(element.attr('data-tags')),
});
$(this).on('select2:selecting', function (e) {
var data = e.params.args.data;
if (data.create_id !== true)
return;
e.preventDefault();
var select = $(this);
$.ajax({
url: $(this).attr('data-autocomplete-light-url'),
type: 'POST',
dataType: 'json',
data: {
text: data.id,
forward: yl.getForwards($(this))
},
beforeSend: function(xhr, settings) {
xhr.setRequestHeader("X-CSRFToken", document.csrftoken);
},
success: function(data, textStatus, jqXHR ) {
select.append(
$('<option>', {value: data.id, text: data.text, selected: true})
);
select.trigger('change');
select.select2('close');
}
});
});
});
window.__dal__initListenerIsSet = true;
$('[data-autocomplete-light-function=select2]:not([id*="__prefix__"])').each(function() {
window.__dal__initialize(this);
});
})(yl.jQuery);