'\n ).appendTo(this),\n $innerDiv = $div.find('div')\n // Append our div, do our calculation and then remove it\n const w1 = $innerDiv.innerWidth()\n $div.css('overflow-y', 'scroll')\n const w2 = $innerDiv.innerWidth()\n $div.remove()\n return w1 - w2\n}\n\n// Simple animation for dimming an element's opacity\n$.fn.dim = function(speed) {\n return this.animate({opacity: 0.4}, speed)\n}\n\n$.fn.undim = function(speed) {\n return this.animate({opacity: 1.0}, speed)\n}\n\n// Helper for deleting objects from the DOM and db.\n// url: URL to pass DELETE message. If none provided,\n// behaves as if the request were a success. Useful for testing.\n// message: Confirmation message\n// cancelled: Function to handle cancel.\n// confirmed: Function to handle confirm, before submit.\n// success: What to do on success. If none provided, fades\n// out the element and removes it from the DOM.\n// error: Error.\n// dialog: If present, do a jquery.ui.dialog instead of a confirm(). If an\n// object, it will be merged into the dialog options.\n$.fn.confirmDelete = function(options) {\n var options = $.extend({}, $.fn.confirmDelete.defaults, options)\n const $object = this\n let $dialog = null\n let result = true\n options.noMessage = options.noMessage || options.no_message\n const onContinue = function() {\n if (!result) {\n if (options.cancelled && $.isFunction(options.cancelled)) {\n options.cancelled.call($object)\n }\n return\n }\n if (!options.confirmed) {\n options.confirmed = function() {\n $object.dim()\n }\n }\n options.confirmed.call($object)\n if (options.url) {\n if (!options.success) {\n options.success = function(data) {\n $object.fadeOut('slow', () => {\n $object.remove()\n })\n }\n }\n const data = options.prepareData ? options.prepareData.call($object, $dialog) : {}\n data.authenticity_token = authenticity_token()\n $.ajaxJSON(\n options.url,\n 'DELETE',\n data,\n data => {\n options.success.call($object, data)\n },\n (data, request, status, error) => {\n if (options.error && $.isFunction(options.error)) {\n options.error.call($object, data, request, status, error)\n } else {\n $.ajaxJSON.unhandledXHRs.push(request)\n }\n }\n )\n } else {\n if (!options.success) {\n options.success = function() {\n $object.fadeOut('slow', () => {\n $object.remove()\n })\n }\n }\n options.success.call($object)\n }\n }\n if (options.message && !options.noMessage && !$.skipConfirmations) {\n if (options.dialog) {\n result = false\n const dialog_options = typeof options.dialog === 'object' ? options.dialog : {}\n const confirmation_class = options.url.includes('assignments') ? 'btn-danger' : 'btn-primary'\n $dialog = $(options.message).dialog(\n $.extend(\n {},\n {\n modal: true,\n close: onContinue,\n buttons: [\n {\n text: I18n.t('#buttons.cancel', 'Cancel'),\n click() {\n $(this).dialog('close')\n } // ; onContinue();\n },\n {\n text: I18n.t('#buttons.delete', 'Delete'),\n class: confirmation_class,\n click() {\n result = true\n $(this).dialog('close')\n }\n }\n ]\n },\n dialog_options\n )\n )\n return\n } else {\n result = confirm(options.message)\n }\n }\n onContinue()\n}\n$.fn.confirmDelete.defaults = {\n get message() {\n return I18n.t('confirms.default_delete_thing', 'Are you sure you want to delete this?')\n }\n}\n\n// Watches the given element's location.href for any changes\n// to the fragment (\"#...\") and calls the provided function\n// when there are any.\n// $(document).fragmentChange(function(event, hash) { alert(hash); });\n$.fn.fragmentChange = function(fn) {\n if (fn && fn !== true) {\n const query = (window.location.search || '').replace(/^\\?/, '').split('&')\n // The URL can hard-code a hash regardless of what's\n // actually shown in the hash by specifying a query\n // parameter, hash=some_hash\n let query_hash = null\n for (var i = 0; i < query.length; i++) {\n const item = query[i]\n if (item && item.indexOf('hash=') === 0) {\n query_hash = '#' + item.substring(5)\n }\n }\n this.bind('document_fragment_change', fn)\n const $doc = this\n let found = false\n // Can only be used on the root document,\n // will not work on an iframe, for example.\n for (var i = 0; i < $._checkFragments.fragmentList.length; i++) {\n const obj = $._checkFragments.fragmentList[i]\n if (obj.doc[0] == $doc[0]) {\n found = true\n }\n }\n if (!found) {\n $._checkFragments.fragmentList.push({\n doc: $doc,\n fragment: ''\n })\n }\n $(window).bind('hashchange', $._checkFragments)\n setTimeout(() => {\n if (query_hash && query_hash.length > 0) {\n $doc.triggerHandler('document_fragment_change', query_hash)\n } else if ($doc && $doc[0] && $doc[0].location && $doc[0].location.hash.length > 0) {\n $doc.triggerHandler('document_fragment_change', $doc[0].location.hash)\n }\n }, 500)\n } else {\n this.triggerHandler('document_fragment_change', this[0].location.hash)\n }\n return this\n}\n$._checkFragments = function() {\n const list = $._checkFragments.fragmentList\n for (let idx = 0; idx < list.length; idx++) {\n const obj = list[idx]\n const $doc = obj.doc\n if ($doc[0].location.hash != obj.fragment) {\n $doc.triggerHandler('document_fragment_change', $doc[0].location.hash)\n obj.fragment = $doc[0].location.hash\n $._checkFragments.fragmentList[idx] = obj\n }\n }\n}\n$._checkFragments.fragmentList = []\n// Triggers a click only if the anchor tag isn't disabled.\n$.fn.clickLink = function() {\n const $obj = this.eq(0)\n if (!$obj.hasClass('disabled_link')) {\n $obj.click()\n }\n}\n\n// jQuery supposedly has this built-in, but I haven't\n// had much success with it.\n$.fn.showIf = function(bool) {\n if ($.isFunction(bool)) {\n return this.each(function(index) {\n $(this).showIf(bool.call(this))\n })\n }\n if (bool) {\n this.show()\n } else {\n this.hide()\n }\n return this\n}\n\n$.fn.disableIf = function(bool) {\n if ($.isFunction(bool)) {\n bool = bool.call(this)\n }\n this.prop('disabled', !!bool)\n return this\n}\n\n$.fn.indicate = function(options) {\n options = options || {}\n let $indicator\n if (options == 'remove') {\n $indicator = this.data('indicator')\n if ($indicator) {\n $indicator.remove()\n }\n return\n }\n $('.indicator_box').remove()\n let offset = this.offset()\n if (options && options.offset) {\n offset = options.offset\n }\n const width = this.width()\n const height = this.height()\n const zIndex = (options.container || this).zIndex()\n $indicator = $(document.createElement('div'))\n $indicator.css({\n width: width + 6,\n height: height + 6,\n top: offset.top - 3,\n left: offset.left - 3,\n zIndex: zIndex + 1,\n position: 'absolute',\n display: 'block',\n '-moz-border-radius': 5,\n opacity: 0.8,\n border: '2px solid #870',\n backgroundColor: '#fd0'\n })\n $indicator.addClass('indicator_box')\n $indicator.mouseover(function() {\n $(this)\n .stop()\n .fadeOut('fast', function() {\n $(this).remove()\n })\n })\n if (this.data('indicator')) {\n this.indicate('remove')\n }\n this.data('indicator', $indicator)\n $('body').append($indicator)\n if (options && options.singleFlash) {\n $indicator\n .hide()\n .fadeIn()\n .animate({opacity: 0.8}, 500)\n .fadeOut('slow', function() {\n $(this).remove()\n })\n } else {\n $indicator\n .hide()\n .fadeIn()\n .animate({opacity: 0.8}, 500)\n .fadeOut('slow')\n .fadeIn('slow')\n .animate({opacity: 0.8}, 2500)\n .fadeOut('slow', function() {\n $(this).remove()\n })\n }\n if (options && options.scroll) {\n $('html,body').scrollToVisible($indicator)\n }\n}\n\n$.fn.hasScrollbar = function() {\n return this.length && this[0].clientHeight < this[0].scrollHeight\n}\n\n$.fn.log = function(msg) {\n console.log('%s: %o', msg, this)\n return this\n}\n\n// this is used if you want to fill the browser window with something inside #content but you want to also leave the footer and header on the page.\n$.fn.fillWindowWithMe = function(options) {\n const opts = $.extend({minHeight: 400}, options),\n $this = $(this),\n $wrapper = $('#wrapper'),\n $main = $('#main'),\n $not_right_side = $('#not_right_side'),\n $window = $(window),\n $toResize = $(this).add(opts.alsoResize)\n\n function fillWindowWithThisElement() {\n $toResize.height(0)\n const spaceLeftForThis =\n $window.height() -\n ($wrapper.offset().top + $wrapper.outerHeight()) +\n ($main.height() - $not_right_side.height()),\n newHeight = Math.max(400, spaceLeftForThis)\n\n $toResize.height(newHeight)\n if ($.isFunction(opts.onResize)) {\n opts.onResize.call($this, newHeight)\n }\n }\n fillWindowWithThisElement()\n $window\n .unbind('resize.fillWindowWithMe')\n .bind('resize.fillWindowWithMe', fillWindowWithThisElement)\n return this\n}\n\n$.fn.autoGrowInput = function(o) {\n o = $.extend(\n {\n maxWidth: 1000,\n minWidth: 0,\n comfortZone: 70\n },\n o\n )\n\n this.filter('input:text').each(function() {\n let minWidth = o.minWidth || $(this).width(),\n val = '',\n input = $(this),\n testSubject = $('
').css({\n position: 'absolute',\n top: -9999,\n left: -9999,\n width: 'auto',\n fontSize: input.css('fontSize'),\n fontFamily: input.css('fontFamily'),\n fontWeight: input.css('fontWeight'),\n letterSpacing: input.css('letterSpacing'),\n whiteSpace: 'nowrap'\n }),\n check = function() {\n setTimeout(() => {\n if (val === (val = input.val())) {\n return\n }\n\n // Enter new content into testSubject\n testSubject.text(val)\n\n // Calculate new width + whether to change\n const testerWidth = testSubject.width(),\n newWidth =\n testerWidth + o.comfortZone >= minWidth ? testerWidth + o.comfortZone : minWidth,\n currentWidth = input.width(),\n isValidWidthChange =\n (newWidth < currentWidth && newWidth >= minWidth) ||\n (newWidth > minWidth && newWidth < o.maxWidth)\n\n // Animate width\n if (isValidWidthChange) {\n input.width(newWidth)\n }\n })\n }\n\n testSubject.insertAfter(input)\n\n $(this).bind('keyup keydown blur update change', check)\n })\n\n return this\n}\n\nexport default $\n"],"sourceRoot":""}