'use strict';

// Configuring the Forms drop-down menus
angular.module('view-form').filter('formValidity',
    function(){
        return function(formObj){
        	if(formObj && formObj.form_fields && formObj.visible_form_fields){

				//get keys
				var formKeys = Object.keys(formObj);

				//we only care about things that don't start with $
				var fieldKeys = formKeys.filter(function(key){
					return key[0] !== '$';
				});

				var fields = formObj.form_fields;

				var valid_count = fields.filter(function(field){
					if(typeof field === 'object' && field.fieldType !== 'statement' && field.fieldType !== 'rating'){
					    return !!(field.fieldValue);
					}

				}).length;
				return valid_count - (formObj.form_fields.length - formObj.visible_form_fields.length);
			}
			return 0;
        };
});