{"version":3,"sources":["../src/showadvanced.js"],"names":["define","$","Log","Strings","Notification","SELECTORS","FIELDSETCONTAINSADVANCED","DIVFITEMADVANCED","DIVFCONTAINER","MORELESSLINK","CSS","SHOW","MORELESSACTIONS","MORELESSTOGGLER","SHOWLESS","WRAPPERS","FITEM","FELEMENT","uniqIdSeed","ShowAdvanced","id","form","document","getElementById","enhanceForm","prototype","fieldsets","find","each","index","item","enhanceFieldset","bind","on","switchState","e","which","generateId","node","prop","fieldset","statuselement","length","debug","get_strings","key","component","then","results","showmore","showless","morelesslink","addClass","val","html","idlist","attr","join","fitem","felement","append","fail","exception","preventDefault","target","closest","toggleClass","removeClass","init","formid"],"mappings":"AAwBAA,OAAM,0BAAC,CAAC,QAAD,CAAW,UAAX,CAAuB,UAAvB,CAAmC,mBAAnC,CAAD,CAA0D,SAASC,CAAT,CAAYC,CAAZ,CAAiBC,CAAjB,CAA0BC,CAA1B,CAAwC,IAEhGC,CAAAA,CAAS,CAAG,CACRC,wBAAwB,CAAE,mCADlB,CAERC,gBAAgB,CAAE,oBAFV,CAGRC,aAAa,CAAE,gBAHP,CAIRC,YAAY,CAAE,qDAJN,CAFoF,CAQhGC,CAAG,CAAG,CACFC,IAAI,CAAE,MADJ,CAEFC,eAAe,CAAE,kBAFf,CAGFC,eAAe,CAAE,kBAHf,CAIFC,QAAQ,CAAE,eAJR,CAR0F,CAchGC,CAAQ,CAAG,CACPC,KAAK,CAAE,6BADA,CAEPC,QAAQ,CAAE,gCAFH,CAdqF,CAqBhGC,CAAU,CAAG,CArBmF,CA2BhGC,CAAY,CAAG,SAASC,CAAT,CAAa,CAC5B,KAAKA,EAAL,CAAUA,CAAV,CAEA,GAAIC,CAAAA,CAAI,CAAGpB,CAAC,CAACqB,QAAQ,CAACC,cAAT,CAAwBH,CAAxB,CAAD,CAAZ,CACA,KAAKI,WAAL,CAAiBH,CAAjB,CACH,CAhCmG,CAmCpGF,CAAY,CAACM,SAAb,CAAuBL,EAAvB,CAA4B,EAA5B,CAOAD,CAAY,CAACM,SAAb,CAAuBD,WAAvB,CAAqC,SAASH,CAAT,CAAe,CAChD,GAAIK,CAAAA,CAAS,CAAGL,CAAI,CAACM,IAAL,CAAUtB,CAAS,CAACC,wBAApB,CAAhB,CAGAoB,CAAS,CAACE,IAAV,CAAe,SAASC,CAAT,CAAgBC,CAAhB,CAAsB,CACjC,KAAKC,eAAL,CAAqB9B,CAAC,CAAC6B,CAAD,CAAtB,CACH,CAFc,CAEbE,IAFa,CAER,IAFQ,CAAf,EAMAX,CAAI,CAACY,EAAL,CAAQ,OAAR,CAAiB5B,CAAS,CAACI,YAA3B,CAAyC,KAAKyB,WAA9C,EAGAb,CAAI,CAACY,EAAL,CAAQ,SAAR,CAAmB5B,CAAS,CAACI,YAA7B,CAA2C,SAAS0B,CAAT,CAAY,CAEnD,GAAe,EAAX,EAAAA,CAAC,CAACC,KAAF,EAA4B,EAAX,EAAAD,CAAC,CAACC,KAAvB,CAAoC,CAChC,MAAO,MAAKF,WAAL,CAAiBC,CAAjB,CACV,CACD,QACH,CAN0C,CAMzCH,IANyC,CAMpC,IANoC,CAA3C,EAOA,MAAO,KACV,CArBD,CAgCAb,CAAY,CAACM,SAAb,CAAuBY,UAAvB,CAAoC,SAASC,CAAT,CAAe,CAC/C,GAAIlB,CAAAA,CAAE,CAAGkB,CAAI,CAACC,IAAL,CAAU,IAAV,CAAT,CACA,GAAkB,WAAd,QAAOnB,CAAAA,CAAX,CAA+B,CAC3BA,CAAE,CAAG,kBAAYF,CAAU,EAA3B,CACAoB,CAAI,CAACC,IAAL,CAAU,IAAV,CAAgBnB,CAAhB,CACH,CACD,MAAOA,CAAAA,CACV,CAPD,CAcAD,CAAY,CAACM,SAAb,CAAuBM,eAAvB,CAAyC,SAASS,CAAT,CAAmB,CACxD,GAAIC,CAAAA,CAAa,CAAGxC,CAAC,CAAC,6BAA+BuC,CAAQ,CAACD,IAAT,CAAc,IAAd,CAA/B,CAAqD,GAAtD,CAArB,CACA,GAAI,CAACE,CAAa,CAACC,MAAnB,CAA2B,CACvBxC,CAAG,CAACyC,KAAJ,CAAU,2FACNH,CAAQ,CAACD,IAAT,CAAc,IAAd,CADM,CACgB,GAD1B,EAEA,MAAO,KACV,CAGDpC,CAAO,CAACyC,WAAR,CAAoB,CAAC,CACjBC,GAAG,CAAE,UADY,CAEjBC,SAAS,CAAE,WAFM,CAAD,CAGjB,CACCD,GAAG,CAAE,UADN,CAECC,SAAS,CAAE,WAFZ,CAHiB,CAApB,EAMIC,IANJ,CAMS,SAASC,CAAT,CAAkB,IACnBC,CAAAA,CAAQ,CAAGD,CAAO,CAAC,CAAD,CADC,CAEnBE,CAAQ,CAAGF,CAAO,CAAC,CAAD,CAFC,CAKnBG,CAAY,CAAGlD,CAAC,CAAC,oBAAD,CALG,CAMvBkD,CAAY,CAACC,QAAb,CAAsB1C,CAAG,CAACG,eAA1B,EACA,GAA4B,GAAxB,GAAA4B,CAAa,CAACY,GAAd,EAAJ,CAAiC,CAC7BF,CAAY,CAACG,IAAb,CAAkBL,CAAlB,CACH,CAFD,IAEO,CACHE,CAAY,CAACG,IAAb,CAAkBJ,CAAlB,EACAC,CAAY,CAACC,QAAb,CAAsB1C,CAAG,CAACI,QAA1B,EACA0B,CAAQ,CAACb,IAAT,CAActB,CAAS,CAACE,gBAAxB,EAA0C6C,QAA1C,CAAmD1C,CAAG,CAACC,IAAvD,CACH,CAED,GAAI4C,CAAAA,CAAM,CAAG,EAAb,CACAf,CAAQ,CAACb,IAAT,CAActB,CAAS,CAACE,gBAAxB,EAA0CqB,IAA1C,CAA+C,SAASC,CAAT,CAAgBS,CAAhB,CAAsB,CACjEiB,CAAM,CAACA,CAAM,CAACb,MAAR,CAAN,CAAwB,KAAKL,UAAL,CAAgBpC,CAAC,CAACqC,CAAD,CAAjB,CAC3B,CAF8C,CAE7CN,IAF6C,CAExC,IAFwC,CAA/C,EAKAmB,CAAY,CAACK,IAAb,CAAkB,MAAlB,CAA0B,QAA1B,EACAL,CAAY,CAACK,IAAb,CAAkB,eAAlB,CAAmCD,CAAM,CAACE,IAAP,CAAY,GAAZ,CAAnC,EAGA,GAAIC,CAAAA,CAAK,CAAGzD,CAAC,CAACc,CAAQ,CAACC,KAAV,CAAb,CACA0C,CAAK,CAACN,QAAN,CAAe1C,CAAG,CAACE,eAAnB,EACA,GAAI+C,CAAAA,CAAQ,CAAG1D,CAAC,CAACc,CAAQ,CAACE,QAAV,CAAhB,CACA0C,CAAQ,CAACC,MAAT,CAAgBT,CAAhB,EACAO,CAAK,CAACE,MAAN,CAAaD,CAAb,EAEAnB,CAAQ,CAACb,IAAT,CAActB,CAAS,CAACG,aAAxB,EAAuCoD,MAAvC,CAA8CF,CAA9C,EACA,QACH,CAjCQ,CAiCP1B,IAjCO,CAiCF,IAjCE,CANT,EAuCc6B,IAvCd,CAuCmBzD,CAAY,CAAC0D,SAvChC,EAyCA,MAAO,KACV,CAnDD,CA0DA3C,CAAY,CAACM,SAAb,CAAuBS,WAAvB,CAAqC,SAASC,CAAT,CAAY,CAC7CA,CAAC,CAAC4B,cAAF,GAGA5D,CAAO,CAACyC,WAAR,CAAoB,CAAC,CACjBC,GAAG,CAAE,UADY,CAEjBC,SAAS,CAAE,WAFM,CAAD,CAGjB,CACCD,GAAG,CAAE,UADN,CAECC,SAAS,CAAE,WAFZ,CAHiB,CAApB,EAMIC,IANJ,CAMS,SAASC,CAAT,CAAkB,CACvB,GAAIC,CAAAA,CAAQ,CAAGD,CAAO,CAAC,CAAD,CAAtB,CACIE,CAAQ,CAAGF,CAAO,CAAC,CAAD,CADtB,CAEIR,CAAQ,CAAGvC,CAAC,CAACkC,CAAC,CAAC6B,MAAH,CAAD,CAAYC,OAAZ,CAAoB5D,CAAS,CAACC,wBAA9B,CAFf,CAKAkC,CAAQ,CAACb,IAAT,CAActB,CAAS,CAACE,gBAAxB,EAA0C2D,WAA1C,CAAsDxD,CAAG,CAACC,IAA1D,EAGA,GAAI8B,CAAAA,CAAa,CAAGxC,CAAC,CAAC,6BAA+BuC,CAAQ,CAACD,IAAT,CAAc,IAAd,CAA/B,CAAqD,GAAtD,CAArB,CAGA,GAA4B,GAAxB,GAAAE,CAAa,CAACY,GAAd,EAAJ,CAAiC,CAC7BZ,CAAa,CAACY,GAAd,CAAkB,CAAlB,EACApD,CAAC,CAACkC,CAAC,CAAC6B,MAAH,CAAD,CAAYZ,QAAZ,CAAqB1C,CAAG,CAACI,QAAzB,EACAb,CAAC,CAACkC,CAAC,CAAC6B,MAAH,CAAD,CAAYV,IAAZ,CAAiBJ,CAAjB,CACH,CAJD,IAIO,CACHT,CAAa,CAACY,GAAd,CAAkB,CAAlB,EACApD,CAAC,CAACkC,CAAC,CAAC6B,MAAH,CAAD,CAAYG,WAAZ,CAAwBzD,CAAG,CAACI,QAA5B,EACAb,CAAC,CAACkC,CAAC,CAAC6B,MAAH,CAAD,CAAYV,IAAZ,CAAiBL,CAAjB,CACH,CACD,QACH,CA5BD,EA4BGY,IA5BH,CA4BQzD,CAAY,CAAC0D,SA5BrB,EA8BA,MAAO,KACV,CAnCD,CAqCA,MAAO,CAOHM,IAAI,CAAE,cAASC,CAAT,CAAiB,CACnB,MAAO,IAAIlD,CAAAA,CAAJ,CAAiBkD,CAAjB,CACV,CATE,CAWV,CAlMK,CAAN","sourcesContent":["// This file is part of Moodle - http://moodle.org/\n//\n// Moodle is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// Moodle is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.\n\n/**\n * A class to help show and hide advanced form content.\n *\n * @module     core_form/showadvanced\n * @class      showadvanced\n * @package    core_form\n * @copyright  2016 Damyon Wiese <[email protected]>\n * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\ndefine(['jquery', 'core/log', 'core/str', 'core/notification'], function($, Log, Strings, Notification) {\n\n    var SELECTORS = {\n            FIELDSETCONTAINSADVANCED: 'fieldset.containsadvancedelements',\n            DIVFITEMADVANCED: 'div.fitem.advanced',\n            DIVFCONTAINER: 'div.fcontainer',\n            MORELESSLINK: 'fieldset.containsadvancedelements .moreless-toggler'\n        },\n        CSS = {\n            SHOW: 'show',\n            MORELESSACTIONS: 'moreless-actions',\n            MORELESSTOGGLER: 'moreless-toggler',\n            SHOWLESS: 'moreless-less'\n        },\n        WRAPPERS = {\n            FITEM: '<div class=\"fitem\"></div>',\n            FELEMENT: '<div class=\"felement\"></div>'\n        },\n        IDPREFIX = 'showadvancedid-';\n\n    /** @type {Integer} uniqIdSeed Auto incrementing number used to generate ids. */\n    var uniqIdSeed = 0;\n\n    /**\n     * ShowAdvanced behaviour class.\n     * @param {String} id The id of the form.\n     */\n    var ShowAdvanced = function(id) {\n        this.id = id;\n\n        var form = $(document.getElementById(id));\n        this.enhanceForm(form);\n    };\n\n    /** @type {String} id The form id to enhance. */\n    ShowAdvanced.prototype.id = '';\n\n    /**\n     * @method enhanceForm\n     * @param {JQuery} form JQuery selector representing the form\n     * @return {ShowAdvanced}\n     */\n    ShowAdvanced.prototype.enhanceForm = function(form) {\n        var fieldsets = form.find(SELECTORS.FIELDSETCONTAINSADVANCED);\n\n        // Enhance each fieldset in the form matching the selector.\n        fieldsets.each(function(index, item) {\n            this.enhanceFieldset($(item));\n        }.bind(this));\n\n        // Attach some event listeners.\n        // Subscribe more/less links to click event.\n        form.on('click', SELECTORS.MORELESSLINK, this.switchState);\n\n        // Subscribe to key events but filter for space or enter.\n        form.on('keydown', SELECTORS.MORELESSLINK, function(e) {\n            // Enter or space.\n            if (e.which == 13 || e.which == 32) {\n                return this.switchState(e);\n            }\n            return true;\n        }.bind(this));\n        return this;\n    };\n\n\n    /**\n     * Generates a uniq id for the dom element it's called on unless the element already has an id.\n     * The id is set on the dom node before being returned.\n     *\n     * @method generateId\n     * @param {JQuery} node JQuery selector representing a single DOM Node.\n     * @return {String}\n     */\n    ShowAdvanced.prototype.generateId = function(node) {\n        var id = node.prop('id');\n        if (typeof id === 'undefined') {\n            id = IDPREFIX + (uniqIdSeed++);\n            node.prop('id', id);\n        }\n        return id;\n    };\n\n    /**\n     * @method enhanceFieldset\n     * @param {JQuery} fieldset JQuery selector representing a fieldset\n     * @return {ShowAdvanced}\n     */\n    ShowAdvanced.prototype.enhanceFieldset = function(fieldset) {\n        var statuselement = $('input[name=mform_showmore_' + fieldset.prop('id') + ']');\n        if (!statuselement.length) {\n            Log.debug(\"M.form.showadvanced::processFieldset was called on an fieldset without a status field: '\" +\n                fieldset.prop('id') + \"'\");\n            return this;\n        }\n\n        // Fetch some strings.\n        Strings.get_strings([{\n            key: 'showmore',\n            component: 'core_form'\n        }, {\n            key: 'showless',\n            component: 'core_form'\n        }]).then(function(results) {\n            var showmore = results[0],\n                showless = results[1];\n\n            // Generate more/less links.\n            var morelesslink = $('<a href=\"#\"></a>');\n            morelesslink.addClass(CSS.MORELESSTOGGLER);\n            if (statuselement.val() === '0') {\n                morelesslink.html(showmore);\n            } else {\n                morelesslink.html(showless);\n                morelesslink.addClass(CSS.SHOWLESS);\n                fieldset.find(SELECTORS.DIVFITEMADVANCED).addClass(CSS.SHOW);\n            }\n            // Build a list of advanced fieldsets.\n            var idlist = [];\n            fieldset.find(SELECTORS.DIVFITEMADVANCED).each(function(index, node) {\n                idlist[idlist.length] = this.generateId($(node));\n            }.bind(this));\n\n            // Set aria attributes.\n            morelesslink.attr('role', 'button');\n            morelesslink.attr('aria-controls', idlist.join(' '));\n\n            // Add elements to the DOM.\n            var fitem = $(WRAPPERS.FITEM);\n            fitem.addClass(CSS.MORELESSACTIONS);\n            var felement = $(WRAPPERS.FELEMENT);\n            felement.append(morelesslink);\n            fitem.append(felement);\n\n            fieldset.find(SELECTORS.DIVFCONTAINER).append(fitem);\n            return true;\n        }.bind(this)).fail(Notification.exception);\n\n        return this;\n    };\n\n    /**\n     * @method switchState\n     * @param {Event} e Event that triggered this action.\n     * @return {Boolean}\n     */\n    ShowAdvanced.prototype.switchState = function(e) {\n        e.preventDefault();\n\n        // Fetch some strings.\n        Strings.get_strings([{\n            key: 'showmore',\n            component: 'core_form'\n        }, {\n            key: 'showless',\n            component: 'core_form'\n        }]).then(function(results) {\n            var showmore = results[0],\n                showless = results[1],\n                fieldset = $(e.target).closest(SELECTORS.FIELDSETCONTAINSADVANCED);\n\n            // Toggle collapsed class.\n            fieldset.find(SELECTORS.DIVFITEMADVANCED).toggleClass(CSS.SHOW);\n\n            // Get corresponding hidden variable.\n            var statuselement = $('input[name=mform_showmore_' + fieldset.prop('id') + ']');\n\n            // Invert it and change the link text.\n            if (statuselement.val() === '0') {\n                statuselement.val(1);\n                $(e.target).addClass(CSS.SHOWLESS);\n                $(e.target).html(showless);\n            } else {\n                statuselement.val(0);\n                $(e.target).removeClass(CSS.SHOWLESS);\n                $(e.target).html(showmore);\n            }\n            return true;\n        }).fail(Notification.exception);\n\n        return this;\n    };\n\n    return {\n        /**\n         * Initialise this module.\n         * @method init\n         * @param {String} formid\n         * @return {ShowAdvanced}\n         */\n        init: function(formid) {\n            return new ShowAdvanced(formid);\n        }\n    };\n});\n"],"file":"showadvanced.min.js"}