// Generated by CoffeeScript 1.8.0
(function() {
    var __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; };

    angular.module('localytics.directives', []);

    angular.module('localytics.directives').directive('chosen', [
        '$timeout', function($timeout) {
            var CHOSEN_OPTION_WHITELIST, NG_OPTIONS_REGEXP, isEmpty, snakeCase;
            NG_OPTIONS_REGEXP = /^\s*(.*?)(?:\s+as\s+(.*?))?(?:\s+group\s+by\s+(.*))?\s+for\s+(?:([\$\w][\$\w]*)|(?:\(\s*([\$\w][\$\w]*)\s*,\s*([\$\w][\$\w]*)\s*\)))\s+in\s+(.*?)(?:\s+track\s+by\s+(.*?))?$/;
            CHOSEN_OPTION_WHITELIST = ['noResultsText', 'allowSingleDeselect', 'disableSearchThreshold', 'disableSearch', 'enableSplitWordSearch', 'inheritSelectClasses', 'maxSelectedOptions', 'placeholderTextMultiple', 'placeholderTextSingle', 'searchContains', 'singleBackstrokeDelete', 'displayDisabledOptions', 'displaySelectedOptions', 'width'];
            snakeCase = function(input) {
                return input.replace(/[A-Z]/g, function($1) {
                    return "_" + ($1.toLowerCase());
                });
            };
            isEmpty = function(value) {
                var key;
                if (angular.isArray(value)) {
                    return value.length === 0;
                } else if (angular.isObject(value)) {
                    for (key in value) {
                        if (value.hasOwnProperty(key)) {
                            return false;
                        }
                    }
                }
                return true;
            };
            return {
                restrict: 'A',
                require: '?ngModel',
                priority: 1,
                link: function(scope, element, attr, ngModel) {
                    var chosen, defaultText, disableWithMessage, empty, initOrUpdate, match, options, origRender, removeEmptyMessage, startLoading, stopLoading, valuesExpr, viewWatch;
                    element.addClass('localytics-chosen');
                    options = scope.$eval(attr.chosen) || {};
                    angular.forEach(attr, function(value, key) {
                        if (__indexOf.call(CHOSEN_OPTION_WHITELIST, key) >= 0) {
                            return options[snakeCase(key)] = scope.$eval(value);
                        }
                    });
                    startLoading = function() {
                        return element.addClass('loading').attr('disabled', true).trigger('chosen:updated');
                    };
                    stopLoading = function() {
                        return element.removeClass('loading').attr('disabled', false).trigger('chosen:updated');
                    };
                    chosen = null;
                    defaultText = null;
                    empty = false;
                    initOrUpdate = function() {
                        if (chosen) {
                            return element.trigger('chosen:updated');
                        } else {
                            chosen = element.chosen(options).data('chosen');
                            return defaultText = chosen.default_text;
                        }
                    };
                    removeEmptyMessage = function() {
                        empty = false;
                        return element.attr('data-placeholder', defaultText);
                    };
                    disableWithMessage = function() {
                        empty = true;
                        return element.attr('data-placeholder', chosen.results_none_found).attr('disabled', true).trigger('chosen:updated');
                    };
                    if (ngModel) {
                        origRender = ngModel.$render;
                        ngModel.$render = function() {
                            origRender();
                            return initOrUpdate();
                        };
                        if (attr.multiple) {
                            viewWatch = function() {
                                return ngModel.$viewValue;
                            };
                            scope.$watch(viewWatch, ngModel.$render, true);
                        }
                    } else {
                        initOrUpdate();
                    }
                    attr.$observe('disabled', function() {
                        return element.trigger('chosen:updated');
                    });
                    if (attr.ngOptions && ngModel) {
                        match = attr.ngOptions.match(NG_OPTIONS_REGEXP);
                        valuesExpr = match[7];
                        scope.$watchCollection(valuesExpr, function(newVal, oldVal) {
                            var timer;
                            return timer = $timeout(function() {
                                if (angular.isUndefined(newVal)) {
                                    return startLoading();
                                } else {
                                    if (empty) {
                                        removeEmptyMessage();
                                    }
                                    stopLoading();
                                    if (isEmpty(newVal)) {
                                        return disableWithMessage();
                                    }
                                }
                            });
                        });
                        return scope.$on('$destroy', function(event) {
                            if (typeof timer !== "undefined" && timer !== null) {
                                return $timeout.cancel(timer);
                            }
                        });
                    }
                }
            };
        }
    ]);

}).call(this);