‘use strict’;
angular.module(‘mgcrea.ngStrap.helpers.parseOptions’, [])
.provider('$parseOptions', function() { var defaults = this.defaults = { 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+(.*?))?$/ }; this.$get = function($parse, $q) { function ParseOptionsFactory(attr, config) { var $parseOptions = {}; // Common vars var options = angular.extend({}, defaults, config); $parseOptions.$values = []; // Private vars var match, displayFn, valueName, keyName, groupByFn, valueFn, valuesFn; $parseOptions.init = function() { $parseOptions.$match = match = attr.match(options.regexp); displayFn = $parse(match[2] || match[1]), valueName = match[4] || match[6], keyName = match[5], groupByFn = $parse(match[3] || ''), valueFn = $parse(match[2] ? match[1] : valueName), valuesFn = $parse(match[7]); }; $parseOptions.valuesFn = function(scope, controller) { return $q.when(valuesFn(scope, controller)) .then(function(values) { $parseOptions.$values = values ? parseValues(values, scope) : {}; return $parseOptions.$values; }); }; $parseOptions.displayValue = function(modelValue) { var scope = {}; scope[valueName] = modelValue; return displayFn(scope); }; // Private functions function parseValues(values, scope) { return values.map(function(match, index) { var locals = {}, label, value; locals[valueName] = match; label = displayFn(scope, locals); value = valueFn(scope, locals); return {label: label, value: value, index: index}; }); } $parseOptions.init(); return $parseOptions; } return ParseOptionsFactory; }; });