| Current File : /home/inlingua/public_html/sensoriumpsychologists.com/dist/fastselect.js |
(function(root, factory) {
if (typeof define === 'function' && define.amd) {
define(['jquery', 'fastsearch'], factory);
} else if (typeof module === 'object' && module.exports) {
module.exports = factory(require('jquery'), require('fastsearch'));
} else {
factory(root.jQuery);
}
}(this, function($) {
var $document = $(document),
instanceNum = 0,
Fastsearch = $.fastsearch,
pickTo = Fastsearch.pickTo,
selectorFromClass = Fastsearch.selectorFromClass;
function Fastselect(inputElement, options) {
this.init.apply(this, arguments);
}
$.extend(Fastselect.prototype, {
init: function(inputElement, options) {
this.$input = $(inputElement);
this.options = pickTo($.extend(true, {}, Fastselect.defaults, options, {
placeholder: this.$input.attr('placeholder')
}), this.$input.data(), [
'url', 'loadOnce', 'apiParam', 'initialValue', 'userOptionAllowed'
]);
this.ens = '.fastselect' + (++instanceNum);
this.hasCustomLoader = this.$input.is('input');
this.isMultiple = !!this.$input.attr('multiple');
this.userOptionAllowed = this.hasCustomLoader && this.isMultiple && this.options.userOptionAllowed;
this.optionsCollection = new OptionsCollection(pickTo({multipleValues: this.isMultiple}, this.options, [
'url', 'loadOnce', 'parseData', 'matcher'
]));
this.setupDomElements();
this.setupFastsearch();
this.setupEvents();
},
setupDomElements: function() {
this.$el = $('<div>').addClass(this.options.elementClass);
this[this.isMultiple ? 'setupMultipleElement' : 'setupSingleElement'](function() {
this.updateDomElements();
this.$controls.appendTo(this.$el);
this.$el.insertAfter(this.$input);
this.$input.detach().appendTo(this.$el);
});
},
setupSingleElement: function(onDone) {
var initialOptions = this.processInitialOptions(),
toggleBtnText = initialOptions && initialOptions.length ? initialOptions[0].text : this.options.placeholder;
this.$el.addClass(this.options.singleModeClass);
this.$controls = $('<div>').addClass(this.options.controlsClass);
this.$toggleBtn = $('<div>').addClass(this.options.toggleButtonClass).text(toggleBtnText).appendTo(this.$el);
this.$queryInput = $('<input>').attr('placeholder', this.options.searchPlaceholder).addClass(this.options.queryInputClass).appendTo(this.$controls);
onDone.call(this);
},
setupMultipleElement: function(onDone) {
var self = this,
options = self.options,
initialOptions = this.processInitialOptions();
this.$el.addClass(options.multipleModeClass);
this.$controls = $('<div>').addClass(options.controlsClass);
this.$queryInput = $('<input>').addClass(options.queryInputClass).appendTo(this.$controls);
initialOptions && $.each(initialOptions, function(i, option) {
self.addChoiceItem(option);
});
onDone.call(this);
},
updateDomElements: function() {
this.$el.toggleClass(this.options.noneSelectedClass, !this.optionsCollection.hasSelectedValues());
this.adjustQueryInputLayout();
},
processInitialOptions: function() {
var self = this, options;
if (this.hasCustomLoader) {
options = this.options.initialValue;
$.isPlainObject(options) && (options = [options]);
} else {
options = $.map(this.$input.find('option:selected').get(), function(option) {
var $option = $(option);
return {
text: $option.text(),
value: $option.attr('value')
};
});
}
options && $.each(options, function(i, option) {
self.optionsCollection.setSelected(option);
});
return options;
},
addChoiceItem: function(optionModel) {
$(
'<div data-text="' + optionModel.text + '" data-value="' + optionModel.value + '" class="' + this.options.choiceItemClass + '">' +
$('<div>').html(optionModel.text).text() +
'<button class="' + this.options.choiceRemoveClass + '" type="button">×</button>' +
'</div>'
).insertBefore(this.$queryInput);
},
setupFastsearch: function() {
var self = this,
options = this.options,
fastSearchParams = {};
pickTo(fastSearchParams, options, [
'resultsContClass', 'resultsOpenedClass', 'resultsFlippedClass', 'groupClass', 'itemClass', 'focusFirstItem',
'groupTitleClass', 'loadingClass', 'noResultsClass', 'noResultsText', 'focusedItemClass', 'flipOnBottom'
]);
this.fastsearch = new Fastsearch(this.$queryInput.get(0), $.extend(fastSearchParams, {
wrapSelector: this.isMultiple ? this.$el : this.$controls,
minQueryLength: 0,
typeTimeout: this.hasCustomLoader ? options.typeTimeout : 0,
preventSubmit: true,
fillInputId: false,
responseFormat: {
label: 'text',
groupCaption: 'label'
},
onItemSelect: function($item, model, fastsearch) {
var maxItems = options.maxItems;
if (self.isMultiple && maxItems && (self.optionsCollection.getValues().length > (maxItems - 1))) {
options.onMaxItemsReached && options.onMaxItemsReached(this);
} else {
self.setSelectedOption(model);
self.writeToInput();
!self.isMultiple && self.hide();
options.clearQueryOnSelect && fastsearch.clear();
if (self.userOptionAllowed && model.isUserOption) {
fastsearch.$resultsCont.remove();
delete fastsearch.$resultsCont;
self.hide();
}
options.onItemSelect && options.onItemSelect.call(self, $item, model, self, fastsearch);
}
},
onItemCreate: function($item, model) {
model.$item = $item;
model.selected && $item.addClass(options.itemSelectedClass);
if (self.userOptionAllowed && model.isUserOption) {
$item.text(self.options.userOptionPrefix + $item.text()).addClass(self.options.userOptionClass);
}
options.onItemCreate && options.onItemCreate.call(self, $item, model, self);
}
}));
this.fastsearch.getResults = function() {
if (self.userOptionAllowed && self.$queryInput.val().length > 1) {
self.renderOptions();
}
self.getOptions(function() {
self.renderOptions(true);
});
};
},
getOptions: function(onDone) {
var options = this.options,
self = this,
params = {};
if (this.hasCustomLoader) {
var query = $.trim(this.$queryInput.val());
if (query && options.apiParam) {
params[options.apiParam] = query;
}
this.optionsCollection.fetch(params, onDone);
} else {
!this.optionsCollection.models && this.optionsCollection.reset(this.gleanSelectData(this.$input));
onDone();
}
},
namespaceEvents: function(events) {
return Fastsearch.prototype.namespaceEvents.call(this, events);
},
setupEvents: function() {
var self = this,
options = this.options;
if (this.isMultiple) {
this.$el.on(this.namespaceEvents('click'), function(e) {
$(e.target).is(selectorFromClass(options.controlsClass)) && self.$queryInput.focus();
});
this.$queryInput.on(this.namespaceEvents('keyup'), function(e) {
// if (self.$queryInput.val().length === 0 && e.keyCode === 8) {
// console.log('TODO implement delete');
// }
self.adjustQueryInputLayout();
self.show();
}).on(this.namespaceEvents('focus'), function() {
self.show();
});
this.$el.on(this.namespaceEvents('click'), selectorFromClass(options.choiceRemoveClass), function(e) {
var $choice = $(e.currentTarget).closest(selectorFromClass(options.choiceItemClass));
self.removeSelectedOption({
value: $choice.attr('data-value'),
text: $choice.attr('data-text')
}, $choice);
});
} else {
this.$el.on(this.namespaceEvents('click'), selectorFromClass(options.toggleButtonClass), function() {
self.$el.hasClass(options.activeClass) ? self.hide() : self.show(true);
});
}
},
adjustQueryInputLayout: function() {
if (this.isMultiple && this.$queryInput) {
var noneSelected = this.$el.hasClass(this.options.noneSelectedClass);
this.$queryInput.toggleClass(this.options.queryInputExpandedClass, noneSelected);
if (noneSelected) {
this.$queryInput.attr({
style: '',
placeholder: this.options.placeholder
});
} else {
this.$fakeInput = this.$fakeInput || $('<span>').addClass(this.options.fakeInputClass);
this.$fakeInput.text(this.$queryInput.val().replace(/\s/g, ' '));
this.$queryInput.removeAttr('placeholder').css('width', this.$fakeInput.insertAfter(this.$queryInput).width() + 20);
this.$fakeInput.detach();
}
}
},
show: function(focus) {
this.$el.addClass(this.options.activeClass);
focus ? this.$queryInput.focus() : this.fastsearch.handleTyping();
this.documentCancelEvents('on');
},
hide: function() {
this.$el.removeClass(this.options.activeClass);
this.documentCancelEvents('off');
},
documentCancelEvents: function(setup) {
Fastsearch.prototype.documentCancelEvents.call(this, setup, this.hide);
},
setSelectedOption: function(option) {
if (this.optionsCollection.isSelected(option.value)) {
return;
}
this.optionsCollection.setSelected(option);
var selectedModel = this.optionsCollection.findWhere(function(model) {
return model.value === option.value;
});
if (this.isMultiple) {
this.$controls && this.addChoiceItem(option);
} else {
this.fastsearch && this.fastsearch.$resultItems.removeClass(this.options.itemSelectedClass);
this.$toggleBtn && this.$toggleBtn.text(option.text);
}
selectedModel && selectedModel.$item.addClass(this.options.itemSelectedClass);
this.updateDomElements();
},
removeSelectedOption: function(option, $choiceItem) {
var removedModel = this.optionsCollection.removeSelected(option);
if (removedModel && removedModel.$item) {
removedModel.$item.removeClass(this.options.itemSelectedClass);
}
if ($choiceItem) {
$choiceItem.remove();
} else {
this.$el.find(selectorFromClass(this.options.choiceItemClass) + '[data-value="' + option.value + '"]').remove();
}
this.updateDomElements();
this.writeToInput();
},
writeToInput: function() {
var values = this.optionsCollection.getValues(),
delimiter = this.options.valueDelimiter,
formattedValue = this.isMultiple ? (this.hasCustomLoader ? values.join(delimiter) : values) : values[0];
this.$input.val(formattedValue).trigger('change');
},
renderOptions: function(filter) {
var query = this.$queryInput.val();
var data;
if (this.optionsCollection.models) {
data = (filter ? this.optionsCollection.filter(query) : this.optionsCollection.models).slice(0);
} else {
data = [];
}
if (this.userOptionAllowed) {
var queryInList = this.optionsCollection.models && this.optionsCollection.findWhere(function(model) {
return model.value === query;
});
query && !queryInList && data.unshift({
text: query,
value: query,
isUserOption: true
});
}
this.fastsearch.showResults(this.fastsearch.storeResponse(data).generateResults(data));
},
gleanSelectData: function($select) {
var self = this,
$elements = $select.children();
if ($elements.eq(0).is('optgroup')) {
return $.map($elements.get(), function(optgroup) {
var $optgroup = $(optgroup);
return {
label: $optgroup.attr('label'),
items: self.gleanOptionsData($optgroup.children())
};
});
} else {
return this.gleanOptionsData($elements);
}
},
gleanOptionsData: function($options) {
return $.map($options.get(), function(option) {
var $option = $(option);
return {
text: $option.text(),
value: $option.attr('value'),
selected: $option.is(':selected')
};
});
},
destroy: function() {
$document.off(this.ens);
this.fastsearch.destroy();
this.$input.off(this.ens).detach().insertAfter(this.$el);
this.$el.off(this.ens).remove();
this.$input.data() && delete this.$input.data().fastselect;
}
});
function OptionsCollection(options) {
this.init(options);
}
$.extend(OptionsCollection.prototype, {
defaults: {
loadOnce: false,
url: null,
parseData: null,
multipleValues: false,
matcher: function(text, query) {
return text.toLowerCase().indexOf(query.toLowerCase()) > -1;
}
},
init: function(options) {
this.options = $.extend({}, this.defaults, options);
this.selectedValues = {};
},
fetch: function(fetchParams, onDone) {
var self = this,
afterFetch = function() {
self.applySelectedValues(onDone);
};
if (this.options.loadOnce) {
this.fetchDeferred = this.fetchDeferred || this.load(fetchParams);
this.fetchDeferred.done(afterFetch);
} else {
this.load(fetchParams, afterFetch);
}
},
reset: function(models) {
this.models = this.options.parseData ? this.options.parseData(models) : models;
this.applySelectedValues();
},
applySelectedValues: function(onDone) {
this.each(function(option) {
if (this.options.multipleValues && option.selected) {
this.selectedValues[option.value] = true;
} else {
option.selected = !!this.selectedValues[option.value];
}
});
onDone && onDone.call(this);
},
load: function(params, onDone) {
var self = this,
options = this.options;
return $.get(options.url, params, function(data) {
self.models = options.parseData ? options.parseData(data) : data;
onDone && onDone.call(self);
});
},
setSelected: function(option) {
if (!this.options.multipleValues) {
this.selectedValues = {};
}
this.selectedValues[option.value] = true;
this.applySelectedValues();
},
removeSelected: function(option) {
var model = this.findWhere(function(model) {
return option.value === model.value;
});
model && (model.selected = false);
delete this.selectedValues[option.value];
return model;
},
isSelected: function(value) {
return !!this.selectedValues[value];
},
hasSelectedValues: function() {
return this.getValues().length > 0;
},
each: function(iterator) {
var self = this;
this.models && $.each(this.models, function(i, option) {
option.items ? $.each(option.items, function(i, nestedOption) {
iterator.call(self, nestedOption);
}) : iterator.call(self, option);
});
},
where: function(predicate) {
var temp = [];
this.each(function(option) {
predicate(option) && temp.push(option);
});
return temp;
},
findWhere: function(predicate) {
var models = this.where(predicate);
return models.length ? models[0] : undefined;
},
filter: function(query) {
var self = this;
function checkItem(item) {
return self.options.matcher(item.text, query) ? item : null;
}
if (!query || query.length === 0) {
return this.models;
}
return $.map(this.models, function(item) {
if (item.items) {
var filteredItems = $.map(item.items, checkItem);
return filteredItems.length ? {
label: item.label,
items: filteredItems
} : null;
} else {
return checkItem(item);
}
});
},
getValues: function() {
return $.map(this.selectedValues, function(prop, key) {
return prop ? key : null;
});
}
});
Fastselect.defaults = {
elementClass: 'fstElement',
singleModeClass: 'fstSingleMode',
noneSelectedClass: 'fstNoneSelected',
multipleModeClass: 'fstMultipleMode',
queryInputClass: 'fstQueryInput',
queryInputExpandedClass: 'fstQueryInputExpanded',
fakeInputClass: 'fstFakeInput',
controlsClass: 'fstControls',
toggleButtonClass: 'fstToggleBtn',
activeClass: 'fstActive',
itemSelectedClass: 'fstSelected',
choiceItemClass: 'fstChoiceItem',
choiceRemoveClass: 'fstChoiceRemove',
userOptionClass: 'fstUserOption',
resultsContClass: 'fstResults',
resultsOpenedClass: 'fstResultsOpened',
resultsFlippedClass: 'fstResultsFilpped',
groupClass: 'fstGroup',
itemClass: 'fstResultItem',
groupTitleClass: 'fstGroupTitle',
loadingClass: 'fstLoading',
noResultsClass: 'fstNoResults',
focusedItemClass: 'fstFocused',
matcher: null,
url: null,
loadOnce: false,
apiParam: 'query',
initialValue: null,
clearQueryOnSelect: true,
minQueryLength: 1,
focusFirstItem: false,
flipOnBottom: true,
typeTimeout: 150,
userOptionAllowed: false,
valueDelimiter: ',',
maxItems: null,
parseData: null,
onItemSelect: null,
onItemCreate: null,
onMaxItemsReached: null,
placeholder: 'Choose Member',
searchPlaceholder: 'Search options',
noResultsText: 'No results',
userOptionPrefix: 'Add '
};
$.Fastselect = Fastselect;
$.Fastselect.OptionsCollection = OptionsCollection;
$.fn.fastselect = function(options) {
return this.each(function() {
if (!$.data(this, 'fastselect')) {
$.data(this, 'fastselect', new Fastselect(this, options));
}
});
};
return $;
}));