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Edit File: admin-customizer-preview.bundle.js.map

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strict';\n\nimport {AmeCustomizable} from '../../pro-customizables/assets/customizable.js';\nimport {AmeAdminCustomizerBase} from './admin-customizer-base.js';\nimport {AmeStyleGenerator} from '../../style-generator/style-generator.js';\n\ndeclare var wsAmeAcPreviewData: AmeAdminCustomizerPreview.PreviewScriptData;\n\n//Compatibility note: This script is not compatible with IE11 because it uses some\n//modern JS features like the URLSearchParams class.\n\nnamespace AmeAdminCustomizerPreview {\n\timport ThrottledPreviewRegistry = AmeCustomizable.ThrottledPreviewRegistry;\n\tconst $ = jQuery;\n\n\texport interface PreviewScriptData extends AmeAdminCustomizerBase.ScriptData {\n\t\tstylePreviewConfigs?: AmeStyleGenerator.Preview.StyleGeneratorPreviewConfig[];\n\t}\n\n\texport class PreviewHandler extends AmeAdminCustomizerBase.AdminCustomizerBase {\n\t\tprivate readonly changesetName: string;\n\t\tprivate readonly connection: ReturnType<typeof AmeAcCommunicator.connectToParent>;\n\n\t\tprivate readonly previewRegistry: ThrottledPreviewRegistry;\n\t\tprivate readonly currentPreviewValues: Record<string, any> = {};\n\n\t\tconstructor(scriptData: PreviewScriptData) {\n\t\t\tsuper(scriptData);\n\t\t\tthis.changesetName = scriptData.changesetName;\n\n\t\t\tthis.previewRegistry = new ThrottledPreviewRegistry(\n\t\t\t\t(settingId: string, defaultResult: any) => {\n\t\t\t\t\tif (this.currentPreviewValues.hasOwnProperty(settingId)) {\n\t\t\t\t\t\treturn this.currentPreviewValues[settingId];\n\t\t\t\t\t}\n\t\t\t\t\t//Try the script data. It should have the current value from the changeset.\n\t\t\t\t\tif (\n\t\t\t\t\t\tscriptData.settings.hasOwnProperty(settingId)\n\t\t\t\t\t\t&& scriptData.settings[settingId].hasOwnProperty('value')\n\t\t\t\t\t) {\n\t\t\t\t\t\treturn scriptData.settings[settingId].value;\n\t\t\t\t\t}\n\t\t\t\t\treturn defaultResult;\n\t\t\t\t}\n\t\t\t);\n\n\t\t\tthis.connection = AmeAcCommunicator.connectToParent(\n\t\t\t\t{\n\t\t\t\t\t'previewSetting': (settingId: string, value: any) => {\n\t\t\t\t\t\tthis.currentPreviewValues[settingId] = value;\n\n\t\t\t\t\t\tif (!this.previewRegistry.canPreview(settingId)) {\n\t\t\t\t\t\t\treturn false;\n\t\t\t\t\t\t}\n\t\t\t\t\t\tthis.previewRegistry.queuePreview(settingId);\n\t\t\t\t\t\treturn true;\n\t\t\t\t\t},\n\t\t\t\t\t'getCurrentUrl': () => {\n\t\t\t\t\t\treturn window.location.href;\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\tscriptData.allowedCommOrigins,\n\t\t\t\tscriptData.isWpDebugEnabled\n\t\t\t);\n\n\t\t\tthis.connection.promise.then((c) => {\n\t\t\t\tif (typeof c === 'undefined') {\n\t\t\t\t\tif (console && console.warn) {\n\t\t\t\t\t\tconsole.warn('Connection succeeded, but the communicator is undefined. This should be impossible.');\n\t\t\t\t\t}\n\t\t\t\t\treturn; //This should never happen.\n\t\t\t\t}\n\n\t\t\t\t//Let the parent know the current URL. The parent might not be able to\n\t\t\t\t//read it due to cross-domain restrictions, and if there are any redirects,\n\t\t\t\t//the actual URL might not match the frame src that was set by the parent.\n\t\t\t\tc.execute('notifyPreviewUrlChanged', window.location.href);\n\t\t\t});\n\n\t\t\t$(() => {\n\t\t\t\tthis.addPreviewParamsToLinks();\n\n\t\t\t\t//Handle clicks on links.\n\t\t\t\t$(document.body).on('click.ame-ac-preview', 'a', (event) => {\n\t\t\t\t\treturn this.handleLinkClick(event);\n\t\t\t\t});\n\n\t\t\t\t//Block form submissions. Theme Customizer supports those, but we don't\n\t\t\t\t//(at least for now).\n\t\t\t\t$(document.body).on('submit.ame-ac-preview', 'form', function (event) {\n\t\t\t\t\tevent.preventDefault();\n\t\t\t\t});\n\t\t\t});\n\n\t\t\t//For convenience, support for StyleGenerator previews is built-in.\n\t\t\tfor (const previewConfig of (scriptData.stylePreviewConfigs || [])) {\n\t\t\t\tconst previewInstance = new AmeStyleGenerator.Preview.StyleGeneratorPreview(previewConfig);\n\t\t\t\tthis.previewRegistry.registerPreviewUpdater(\n\t\t\t\t\tpreviewInstance.getPreviewableSettingIDs(),\n\t\t\t\t\tpreviewInstance\n\t\t\t\t);\n\t\t\t}\n\t\t}\n\n\t\t/**\n\t\t * Add preview-specific query parameters to all links.\n\t\t */\n\t\taddPreviewParamsToLinks() {\n\t\t\tconst self = this;\n\t\t\t$('a[href]').each(function (this: HTMLElement) {\n\t\t\t\tconst element = this;\n\t\t\t\tif (!(element instanceof HTMLAnchorElement)) {\n\t\t\t\t\treturn;\n\t\t\t\t}\n\t\t\t\tconst $link = $(this);\n\n\t\t\t\t//Don't modify internal anchors like \"#abc\".\n\t\t\t\tif (self.isInternalAnchor($link)) {\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t//Flag and skip non-previewable links.\n\t\t\t\tif (!self.isPreviewableLink(element)) {\n\t\t\t\t\t$link.addClass('ame-ac-not-previewable');\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t//Add the preview query parameter(s).\n\t\t\t\tconst params = new URLSearchParams(element.search);\n\t\t\t\tparams.set('ame-ac-preview', '1');\n\t\t\t\tparams.set('ame-ac-changeset', self.changesetName);\n\t\t\t\telement.search = '?' + params.toString();\n\t\t\t});\n\t\t}\n\n\t\tisPreviewableLink(element: HTMLAnchorElement): boolean {\n\t\t\treturn this.isPreviewableUrl(element);\n\t\t}\n\n\t\tisInternalAnchor($link: JQuery): boolean {\n\t\t\tconst href = $link.attr('href');\n\t\t\tif (typeof href === 'undefined') {\n\t\t\t\treturn false;\n\t\t\t}\n\t\t\treturn (href.substring(0, 1) === '#');\n\t\t}\n\n\t\thandleLinkClick(event: JQueryEventObject) {\n\t\t\tconst $link = $(event.target).closest('a');\n\n\t\t\t//Let anchors work as normal.\n\t\t\tif (this.isInternalAnchor($link)) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\t//Prevent the browser from navigating to non-previewable links.\n\t\t\tconst anchorElement = $link.get(0) as HTMLAnchorElement;\n\t\t\tif (!this.isPreviewableLink(anchorElement)) {\n\t\t\t\tevent.preventDefault();\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\t//Tell the parent (i.e. the admin customizer) to load the link.\n\t\t\tif (this.connection.isConnected) {\n\t\t\t\tevent.preventDefault();\n\t\t\t\tthis.connection.execute('setPreviewUrl', anchorElement.href);\n\t\t\t}\n\t\t}\n\n\t\t// noinspection JSUnusedGlobalSymbols Used in other modules.\n\t\tregisterPreviewer(settingId: string, callback: (newValue: any) => void) {\n\t\t\tthis.previewRegistry.registerPreviewCallback(settingId, callback);\n\t\t}\n\n\t\t// noinspection JSUnusedGlobalSymbols Also used in other modules.\n\t\tregisterPreviewUpdater(settingIds: string[], updater: AmeCustomizable.PreviewUpdater) {\n\t\t\tthis.previewRegistry.registerPreviewUpdater(settingIds, updater);\n\t\t}\n\n\t\t// noinspection JSUnusedGlobalSymbols\n\t\tregisterRpcMethod(methodName: string, handler: (...args: any) => any) {\n\t\t\tthis.connection.addRpcMethod(methodName, handler);\n\t\t}\n\t}\n\n\tconst previewHandler = new PreviewHandler(wsAmeAcPreviewData);\n\twindow['wsAdminCustomizerPreview'] = previewHandler;\n\n\t$('body').trigger('adminMenuEditor:acPreviewStart', [previewHandler]);\n}\n\ndeclare global {\n\tinterface Window {\n\t\twsAdminCustomizerPreview: AmeAdminCustomizerPreview.PreviewHandler;\n\t}\n}","'use strict';\nexport var AmeAdminCustomizerBase;\n(function (AmeAdminCustomizerBase) {\n class AdminCustomizerBase {\n constructor(scriptData) {\n this.allowedCommOrigins = scriptData.allowedCommOrigins;\n if (this.allowedCommOrigins.length === 0) {\n this.allowedCommOrigins = [window.location.origin];\n }\n this.allowedPreviewUrls = scriptData.allowedPreviewUrls;\n this.parsedAllowedUrls = this.allowedPreviewUrls.map(url => new URL(url));\n }\n isPreviewableUrl(url) {\n if (typeof url === 'string') {\n url = new URL(url);\n }\n if (typeof url.protocol === 'undefined') {\n return false;\n }\n //Only HTTP(S) links are previewable.\n if ((url.protocol !== 'http:') && (url.protocol !== 'https:')) {\n return false;\n }\n //Check against the list of allowed URLs.\n for (const allowedUrl of this.parsedAllowedUrls) {\n //Protocol and host must match. The path must start with the path\n //of the allowed URL (possibly without a trailing slash).\n if ((url.protocol === allowedUrl.protocol) && (url.host === allowedUrl.host)) {\n const allowedPath = allowedUrl.pathname.replace(/\\/$/, '');\n if (url.pathname.indexOf(allowedPath) === 0) {\n return true;\n }\n }\n }\n return false;\n }\n }\n AmeAdminCustomizerBase.AdminCustomizerBase = AdminCustomizerBase;\n})(AmeAdminCustomizerBase || (AmeAdminCustomizerBase = {}));\n//# sourceMappingURL=admin-customizer-base.js.map","export var AmeStyleGenerator;\n(function (AmeStyleGenerator) {\n const $ = jQuery;\n class ValueDescriptor {\n }\n class ConstantValue extends ValueDescriptor {\n constructor(value) {\n super();\n this.value = value;\n }\n getValue() {\n return this.value;\n }\n }\n class ArrayValue extends ValueDescriptor {\n constructor(items) {\n super();\n this.items = items;\n }\n getValue() {\n return this.items.map(item => item.getValue());\n }\n getItemDescriptors() {\n return this.items;\n }\n }\n class SettingReference extends ValueDescriptor {\n constructor(settingId, valueGetter) {\n super();\n this.settingId = settingId;\n this.valueGetter = valueGetter;\n }\n getValue() {\n return this.valueGetter(this.settingId);\n }\n }\n class VariableReference extends ValueDescriptor {\n constructor(name, valueGetter) {\n super();\n this.name = name;\n this.valueGetter = valueGetter;\n }\n getValue() {\n return this.valueGetter(this.name);\n }\n }\n class FunctionCall extends ValueDescriptor {\n constructor(args, callback) {\n super();\n this.args = args;\n this.callback = callback;\n }\n getValue() {\n return this.callback(this.resolveArgs(this.args));\n }\n resolveArgs(args) {\n if (Array.isArray(args)) {\n return args.map(arg => arg.getValue());\n }\n return Object.keys(args).reduce((result, key) => {\n result[key] = args[key].getValue();\n return result;\n }, {});\n }\n }\n //endregion\n function isEmptyCssValue(value) {\n return (typeof value === 'undefined') || (value === '') || (value === null);\n }\n function convertToRgba(color, opacity = 1.0) {\n color = color.trim();\n if (color === '') {\n return 'transparent';\n }\n //Strip the leading hash, if any.\n if (color[0] === '#') {\n color = color.substring(1);\n }\n //If the color is in the shorthand format, expand it.\n if (color.length === 3) {\n color = color[0] + color[0] + color[1] + color[1] + color[2] + color[2];\n }\n //The color should now be in the full 6-digit format. Convert it to RGBA.\n if (color.length === 6) {\n const red = parseInt(color.substring(0, 2), 16);\n const green = parseInt(color.substring(2, 4), 16);\n const blue = parseInt(color.substring(4, 6), 16);\n return `rgba(${red}, ${green}, ${blue}, ${opacity})`;\n }\n //The color may be invalid, or it's not in a hex format we recognize.\n return color;\n }\n function uniqueArrayValues(array) {\n return array.filter((value, index) => array.indexOf(value) === index);\n }\n function constrain(value, min, max) {\n return Math.min(Math.max(value, min), max);\n }\n function modifyHexColorAsHsl(args, operation) {\n const color = args.color || '';\n if (isEmptyCssValue(color)) {\n return '';\n }\n const hue = args.hue || null;\n const saturation = args.saturation || null;\n const lightness = args.lightness || null;\n if ((hue === null) && (saturation === null) && (lightness === null)) {\n return color;\n }\n let output = $.Color(color);\n output = operation(output, hue, saturation, lightness);\n return output.toHexString();\n }\n // noinspection JSUnusedGlobalSymbols -- Used dynamically by declaration generators received from the server.\n const builtinFunctions = {\n simpleProperty: function (args) {\n if (isEmptyCssValue(args.value)) {\n return [];\n }\n return [args.name + ': ' + args.value + ';'];\n },\n formatLength: function (args) {\n if (isEmptyCssValue(args.value)) {\n return '';\n }\n //Normalize numeric values. For example, while JS accepts \"1.\" as a number,\n //\"1.px\" is not a valid CSS length value, so it should be converted to \"1px\".\n const numericValue = parseFloat(String(args.value));\n if (isNaN(numericValue)) {\n return '';\n }\n return '' + numericValue + (args.unit || '');\n },\n shadow: function (args) {\n const mode = args.mode || 'default';\n const color = args.color || '';\n if (mode === 'default') {\n return [];\n }\n if ((mode === 'none') || (color === '') || (color === null) || (color === 'transparent')) {\n return ['box-shadow: none;'];\n }\n if (mode !== 'custom') {\n return [];\n }\n const components = [];\n if (args.inset) {\n components.push('inset');\n }\n const horizontal = args['offset-x'] || 0;\n const vertical = args['offset-y'] || 0;\n const blur = args.blur || 0;\n const spread = args.spread || 0;\n components.push(`${horizontal}px ${vertical}px ${blur}px ${spread}px`);\n const colorOpacity = args.colorOpacity || 1.0;\n if (colorOpacity < 1.0) {\n components.push(convertToRgba(color, colorOpacity));\n }\n else {\n components.push(color);\n }\n return [`box-shadow: ${components.join(' ')};`];\n },\n boxSides: function (args) {\n if (typeof args.cssPropertyPrefix !== 'string') {\n throw new Error('Invalid config for the boxSides generator: missing cssPropertyPrefix');\n }\n const compositeValue = args.value || {};\n const unit = compositeValue.unit || '';\n const declarations = [];\n for (const side of ['top', 'right', 'bottom', 'left']) {\n const value = compositeValue[side];\n if (isEmptyCssValue(value)) {\n continue;\n }\n const property = args.cssPropertyPrefix + side;\n declarations.push(`${property}: ${value}${unit};`);\n }\n return declarations;\n },\n firstNonEmpty(args) {\n for (const arg of args) {\n if (!isEmptyCssValue(arg)) {\n return arg;\n }\n }\n return null;\n },\n /**\n * Take a HEX color, convert it to HSL to edit its components,\n * then convert back to HEX.\n *\n * @param args\n */\n editHexAsHsl: function (args) {\n return modifyHexColorAsHsl(args, (color, hue, saturation, lightness) => {\n if (hue !== null) {\n color = color.hue(hue);\n }\n if (saturation !== null) {\n color = color.saturation(saturation);\n }\n if (lightness !== null) {\n color = color.lightness(lightness);\n }\n return color;\n });\n },\n adjustHexAsHsl: function (args) {\n return modifyHexColorAsHsl(args, (color, hue, saturation, lightness) => {\n if (hue !== null) {\n color = color.hue(constrain(color.hue() + hue, 0, 360));\n }\n if (saturation !== null) {\n color = color.saturation(constrain(color.saturation() + saturation, 0, 1.0));\n }\n if (lightness !== null) {\n color = color.lightness(constrain(color.lightness() + lightness, 0, 1.0));\n }\n return color;\n });\n },\n mixColors: function (args) {\n const color1 = args.color1 || '';\n const color2 = args.color2 || '';\n if (isEmptyCssValue(color1) || isEmptyCssValue(color2)) {\n return '';\n }\n const weight = args.weight || 50;\n if (weight <= 0) {\n return color2;\n }\n else if (weight >= 100) {\n return color1;\n }\n return $.Color(color2).transition($.Color(color1), weight / 100).toHexString();\n },\n changeLightness: function (args) {\n const color = args.color || '';\n if (isEmptyCssValue(color)) {\n return '';\n }\n const amount = args.amount || 0;\n if (amount === 0) {\n return color;\n }\n let output = $.Color(color);\n //Amount is a number between 0 and 100, while lightness is between 0.0 and 1.0.\n let newLightness = output.lightness() + (amount / 100);\n //Clamp to 0.0 - 1.0.\n newLightness = constrain(newLightness, 0.0, 1.0);\n return output.lightness(newLightness).toHexString();\n },\n darken: function (args) {\n const color = args.color || '';\n const amount = args.amount || 0;\n return builtinFunctions.changeLightness({ color, amount: -Math.abs(amount) });\n },\n lighten: function (args) {\n const color = args.color || '';\n const amount = args.amount || 0;\n return builtinFunctions.changeLightness({ color, amount: Math.abs(amount) });\n },\n compare: function (args) {\n const value1 = args.value1;\n const value2 = args.value2;\n const operator = args.op;\n const thenResult = (typeof args.thenResult !== 'undefined') ? args.thenResult : true;\n const elseResult = (typeof args.elseResult !== 'undefined') ? args.elseResult : null;\n let result;\n switch (operator) {\n case '==':\n result = value1 == value2;\n break;\n case '!=':\n result = value1 != value2;\n break;\n case '>':\n result = value1 > value2;\n break;\n case '>=':\n result = value1 >= value2;\n break;\n case '<':\n result = value1 < value2;\n break;\n case '<=':\n result = value1 <= value2;\n break;\n default:\n throw new Error(`Unknown operator: ${operator}`);\n }\n return result ? thenResult : elseResult;\n },\n ifTruthy: function (args) {\n const value = args.value;\n const thenResult = (typeof args.thenResult !== 'undefined') ? args.thenResult : true;\n const elseResult = (typeof args.elseResult !== 'undefined') ? args.elseResult : null;\n return value ? thenResult : elseResult;\n },\n ifSome: function (args) {\n const values = args.values;\n const thenResult = args.thenResult;\n const elseResult = (typeof args.elseResult !== 'undefined') ? args.elseResult : null;\n for (const value of values) {\n if (!!value) {\n return thenResult;\n }\n }\n return elseResult;\n },\n ifAll: function (args) {\n const values = args.values;\n const thenResult = args.thenResult;\n const elseResult = args.elseResult !== undefined ? args.elseResult : null;\n if (!values || (values.length === 0)) {\n return elseResult;\n }\n for (const value of values) {\n if (!value) {\n return elseResult;\n }\n }\n return thenResult;\n },\n ifImageSettingContainsImage: function (args) {\n const thenResult = args.thenResult !== undefined ? args.thenResult : true;\n const elseResult = args.elseResult !== undefined ? args.elseResult : null;\n if ((typeof args.value !== 'object') || !args.value) {\n return elseResult;\n }\n const image = args.value;\n const hasAttachment = !!image.attachmentId;\n const hasExternalUrl = !!image.externalUrl;\n const hasImage = hasAttachment || hasExternalUrl;\n return hasImage ? thenResult : elseResult;\n }\n };\n let Preview;\n (function (Preview) {\n const $ = jQuery;\n function isConditionalAtRuleConfig(config) {\n if ((typeof config !== 'object') || (config === null)) {\n return false;\n }\n const configAsRecord = config;\n return ((typeof configAsRecord['t'] === 'string')\n && (configAsRecord['t'] === 'conditionalAtRule')\n && (typeof configAsRecord['identifier'] === 'string'));\n }\n function isRuleSetConfig(config) {\n return ((config !== null)\n && (Array.isArray(config['selectors']))\n && (Array.isArray(config['generators'])));\n }\n const inactiveSettingMarker = { '_ame_inactive_setting': true };\n class PreviewSession {\n constructor(config) {\n this.settings = {};\n this.valueReaders = new Set();\n this.notFound = {};\n this.variables = {};\n this.styleBlocks = [];\n this.stylesheetsToDisable = [];\n this.stylesheetWasEnabled = {};\n /**\n * Whether this is the first time the preview is being updated.\n * This is set to false after preview() is called for the first time.\n */\n this._isBeforeFirstUpdate = true;\n //Optimization: Create bound getters once instead of every time we need\n //to create a setting or variable reference.\n this.settingValueGetter = this.getSettingPreviewValue.bind(this);\n this.variableValueGetter = (variableName) => {\n if (variableName in this.variables) {\n return this.variables[variableName].getValue();\n }\n return null;\n };\n //Optionally, disable already generated custom stylesheets while the preview\n //is active to prevent old settings from interfering with the preview of new settings.\n if (Array.isArray(config.stylesheetsToDisable)) {\n this.stylesheetsToDisable = config.stylesheetsToDisable;\n }\n //Variables\n for (const variableName in config.variables) {\n if (!config.variables.hasOwnProperty(variableName)) {\n continue;\n }\n this.variables[variableName] = this.createValueDescriptor(config.variables[variableName], true);\n }\n //CSS statement groups\n for (const conditionConfig of config.statementGroups) {\n const statements = this.createCssStatements(conditionConfig.statements);\n if (statements.length < 1) {\n continue;\n }\n const condition = this.createValueDescriptor(conditionConfig.expression, true);\n const usedSettingIds = this.getSettingIdsUsedBy(condition);\n const conditionCallback = () => {\n //For performance, conditions that reference settings should\n //only be checked when at least one setting is active.\n if (usedSettingIds.length > 0) {\n if (!usedSettingIds.some((id) => this.isSettingActive(id))) {\n return false;\n }\n }\n const isTruthy = condition.getValue();\n return !!isTruthy; //Convert to boolean.\n };\n this.styleBlocks.push(new PreviewStyleBlock(statements, conditionCallback));\n }\n }\n createValueDescriptor(data, allowUnknownVariables = false) {\n switch (data.t) {\n case 'constant':\n return new ConstantValue(data.value);\n case 'array':\n return new ArrayValue(data.items.map((valueData) => this.createValueDescriptor(valueData, allowUnknownVariables)));\n case 'setting':\n this.registerPreviewableSettingId(data.id);\n return new SettingReference(data.id, this.settingValueGetter);\n case 'var':\n if (!this.variables.hasOwnProperty(data.name) && !allowUnknownVariables) {\n throw new Error('Unknown variable: ' + data.name);\n }\n return new VariableReference(data.name, this.variableValueGetter);\n case 'funcCall':\n let functionName;\n if (data.name in builtinFunctions) {\n functionName = data.name;\n }\n else {\n throw new Error('Unknown function: ' + data.name);\n }\n const func = builtinFunctions[functionName];\n //Initialize the function arguments.\n let args;\n if (Array.isArray(data.args)) {\n args = data.args.map(arg => this.createValueDescriptor(arg, allowUnknownVariables));\n }\n else {\n args = {};\n for (const argName in data.args) {\n if (!data.args.hasOwnProperty(argName)) {\n continue;\n }\n args[argName] = this.createValueDescriptor(data.args[argName], allowUnknownVariables);\n }\n }\n // @ts-ignore - Can't really statically check this since the values come from the server.\n return new FunctionCall(args, func);\n }\n }\n /**\n * Get the IDs of all settings that are referenced by the given descriptor.\n *\n * @param descriptor\n * @private\n */\n getSettingIdsUsedBy(descriptor) {\n if (descriptor instanceof SettingReference) {\n return [descriptor.settingId];\n }\n if (descriptor instanceof ArrayValue) {\n let result = [];\n for (const item of descriptor.getItemDescriptors()) {\n result = result.concat(this.getSettingIdsUsedBy(item));\n }\n return uniqueArrayValues(result);\n }\n if (descriptor instanceof FunctionCall) {\n let result = [];\n const args = descriptor.args;\n if (Array.isArray(args)) {\n for (const arg of args) {\n result = result.concat(this.getSettingIdsUsedBy(arg));\n }\n }\n else {\n for (const argName in args) {\n if (args.hasOwnProperty(argName)) {\n result = result.concat(this.getSettingIdsUsedBy(args[argName]));\n }\n }\n }\n return uniqueArrayValues(result);\n }\n if (descriptor instanceof VariableReference) {\n const varDef = this.getVariableDefinition(descriptor.name);\n if (varDef === null) {\n return [];\n }\n return this.getSettingIdsUsedBy(varDef);\n }\n return [];\n }\n getVariableDefinition(variableName) {\n if (!this.variables.hasOwnProperty(variableName)) {\n return null;\n }\n return this.variables[variableName];\n }\n createCssStatements(configs) {\n let results = [];\n for (const config of configs) {\n if (isRuleSetConfig(config)) {\n results.push(this.createRuleSetFromConfig(config));\n }\n else if (isConditionalAtRuleConfig(config)) {\n results.push(new ConditionalAtRule(config.identifier, config.condition, (typeof config.nestedStatements === 'undefined')\n ? []\n : this.createCssStatements(config.nestedStatements)));\n }\n else {\n console.error('Unknown CSS statement type: ', config);\n }\n }\n return results;\n }\n createRuleSetFromConfig(config, parent = null) {\n const generatorWrappers = this.makeGeneratorWrappers(config.generators);\n const ruleSet = new CssRuleSet(config.selectors, generatorWrappers, parent);\n const nestedRuleSets = this.createNestedRuleSets(config.nestedStatements, ruleSet);\n ruleSet.setNestedRuleSets(nestedRuleSets);\n return ruleSet;\n }\n createNestedRuleSets(configs, parent = null) {\n let results = [];\n if (!configs) {\n return results;\n }\n for (const config of configs) {\n if (!isRuleSetConfig(config)) {\n throw new Error('A CSS rule set can only contain other rule sets, not other types of statements.');\n }\n results.push(this.createRuleSetFromConfig(config, parent));\n }\n return results;\n }\n getPreviewableSettingIDs() {\n return Object.keys(this.settings);\n }\n preview(settingId, value, otherSettingReader) {\n if (this._isBeforeFirstUpdate) {\n this._isBeforeFirstUpdate = false;\n this.disableAssociatedStylesheets();\n }\n this.valueReaders.add(otherSettingReader);\n if (!this.settings.hasOwnProperty(settingId)) {\n this.settings[settingId] = ko.observable(value);\n }\n else {\n this.settings[settingId](value);\n }\n }\n dispose() {\n //Dispose of all style blocks.\n for (const block of this.styleBlocks) {\n block.dispose();\n }\n this.reEnableAssociatedStylesheets();\n }\n disableAssociatedStylesheets() {\n for (const stylesheetSelector of this.stylesheetsToDisable) {\n const $link = $(stylesheetSelector);\n if ($link.length > 0) {\n this.stylesheetWasEnabled[stylesheetSelector] = $link.prop('disabled');\n $link.prop('disabled', true);\n }\n }\n }\n reEnableAssociatedStylesheets() {\n for (const stylesheetSelector of this.stylesheetsToDisable) {\n const $link = $(stylesheetSelector);\n if (($link.length > 0) && this.stylesheetWasEnabled.hasOwnProperty(stylesheetSelector)) {\n $link.prop('disabled', this.stylesheetWasEnabled[stylesheetSelector]);\n }\n }\n }\n isSettingActive(settingId) {\n if (this.settings.hasOwnProperty(settingId)) {\n return this.settings[settingId]() !== inactiveSettingMarker;\n }\n return false;\n }\n getSettingPreviewValue(settingId) {\n if (!this.settings.hasOwnProperty(settingId)) {\n const value = this.getSettingFromReaders(settingId);\n this.settings[settingId] = ko.observable(value).extend({ deferred: true });\n }\n const observable = this.settings[settingId];\n let value = observable();\n if (value === inactiveSettingMarker) {\n value = this.getSettingFromReaders(settingId);\n observable(value);\n }\n return value;\n }\n getSettingFromReaders(settingId) {\n for (const reader of this.valueReaders) {\n const value = reader(settingId, this.notFound);\n if (value !== this.notFound) {\n return value;\n }\n }\n throw new Error('Setting not found for preview: ' + settingId);\n }\n makeGeneratorWrappers(generatorConfigs) {\n let generatorWrappers = [];\n for (const generatorConfig of generatorConfigs) {\n const wrapper = this.makeDeclarationGeneratorWrapper(generatorConfig);\n if (wrapper !== null) {\n generatorWrappers.push(wrapper);\n }\n }\n return generatorWrappers;\n }\n makeDeclarationGeneratorWrapper(config) {\n const generator = this.createValueDescriptor(config);\n return new DeclarationGeneratorWrapper(generator, this);\n }\n registerPreviewableSettingId(settingId) {\n if (!this.settings.hasOwnProperty(settingId)) {\n this.settings[settingId] = ko.observable(inactiveSettingMarker);\n }\n }\n get isBeforeFirstUpdate() {\n return this._isBeforeFirstUpdate;\n }\n }\n /**\n * Preview manager for the style generator.\n *\n * This is a thin wrapper around the PreviewSession class. It initializes the session\n * as needed and destroys it when the preview is cleared. This makes it simpler to manage\n * active settings, style blocks, and CSS rule-sets: instead of having to carefully\n * track dependencies and deactivate/reactivate them in the right order whenever the preview\n * is disabled/enabled, we can just destroy the session and start over.\n */\n class StyleGeneratorPreview {\n constructor(config) {\n this.config = config;\n this.currentSession = null;\n }\n getOrCreateSession() {\n if (this.currentSession === null) {\n this.currentSession = new PreviewSession(this.config);\n }\n return this.currentSession;\n }\n getPreviewableSettingIDs() {\n return this.getOrCreateSession().getPreviewableSettingIDs();\n }\n preview(settingId, value, otherSettingReader) {\n const session = this.getOrCreateSession();\n const shouldPreviewAll = (this.config.previewAllOnFirstUpdate && session.isBeforeFirstUpdate);\n session.preview(settingId, value, otherSettingReader);\n if (shouldPreviewAll) {\n //Preview all registered settings the first time the preview is updated.\n const notFound = {};\n for (const otherId of session.getPreviewableSettingIDs()) {\n const otherValue = otherSettingReader(otherId, notFound);\n if ((otherId !== settingId) && (otherValue !== notFound)) {\n session.preview(otherId, otherValue, otherSettingReader);\n }\n }\n }\n }\n clearPreview() {\n if (this.currentSession !== null) {\n this.currentSession.dispose();\n this.currentSession = null;\n }\n }\n }\n Preview.StyleGeneratorPreview = StyleGeneratorPreview;\n class DeclarationGeneratorWrapper {\n constructor(generator, settingSource) {\n this.generator = generator;\n this.settingSource = settingSource;\n //Introspect the generator and see which settings it uses.\n //This will be useful to determine if the generator is active.\n this.usedSettingIds = DeclarationGeneratorWrapper.findReferencedSettingIds(generator, settingSource);\n this.cssDeclarations = ko.computed({\n read: () => this.getDeclarations(),\n deferEvaluation: true,\n }).extend({ deferred: true });\n }\n /**\n * Recursively find all settings used by a value descriptor (such as a function call).\n *\n * @param {ValueDescriptor} thing\n * @param variableSource Needed to get variable definitions and not just the final values.\n */\n static findReferencedSettingIds(thing, variableSource) {\n let settingIds = [];\n if (thing instanceof SettingReference) {\n settingIds.push(thing.settingId);\n }\n else if (thing instanceof FunctionCall) {\n if (Array.isArray(thing.args)) {\n for (const arg of thing.args) {\n settingIds = settingIds.concat(DeclarationGeneratorWrapper.findReferencedSettingIds(arg, variableSource));\n }\n }\n else {\n for (const key in thing.args) {\n settingIds = settingIds.concat(DeclarationGeneratorWrapper.findReferencedSettingIds(thing.args[key], variableSource));\n }\n }\n }\n else if (thing instanceof VariableReference) {\n const value = variableSource.getVariableDefinition(thing.name);\n if (value !== null) {\n settingIds = settingIds.concat(DeclarationGeneratorWrapper.findReferencedSettingIds(value, variableSource));\n }\n }\n return settingIds;\n }\n isActive() {\n //Check if any of the input settings are active.\n let hasSettingLookups = false;\n for (const settingId of this.usedSettingIds) {\n hasSettingLookups = true;\n if (this.settingSource.isSettingActive(settingId)) {\n return true;\n }\n }\n //If there are no input settings, the generator is always active: it just\n //generates a fixed declaration.\n return !hasSettingLookups;\n }\n getDeclarations() {\n return this.generator.getValue();\n }\n dispose() {\n this.cssDeclarations.dispose();\n }\n }\n class CssStatement {\n constructor() {\n this.cssText = ko.computed({\n read: () => this.generateCss(),\n deferEvaluation: true,\n }).extend({ deferred: true });\n }\n dispose() {\n //Dispose the CSS text observable.\n this.cssText.dispose();\n }\n }\n class CssRuleSet extends CssStatement {\n constructor(selectors, declarationSources, parent = null) {\n super();\n this.declarationSources = declarationSources;\n this.nestedRuleSets = ko.observableArray([]);\n if (parent === null) {\n this.effectiveSelectors = selectors;\n }\n else {\n this.effectiveSelectors = CssRuleSet.combineSelectors(selectors, parent.effectiveSelectors);\n }\n this.selectorText = this.effectiveSelectors.join(', ');\n }\n static combineSelectors(selectors, parentSelectors) {\n const combinedSelectors = [];\n for (const selector of selectors) {\n if (selector === '') {\n continue;\n }\n if (selector.includes('&')) {\n //Insert the parent selectors into the current selector at the position of the \"&\".\n for (const parentSelector of parentSelectors) {\n combinedSelectors.push(selector.replace('&', parentSelector.trim()));\n }\n }\n else {\n //Just append the current selector to the parent selectors.\n for (const parentSelector of parentSelectors) {\n combinedSelectors.push(`${parentSelector} ${selector}`);\n }\n }\n }\n return combinedSelectors;\n }\n setNestedRuleSets(ruleSets) {\n //Dispose the old rule sets that are not part of the new list.\n for (const oldRuleSet of this.nestedRuleSets()) {\n if (ruleSets.indexOf(oldRuleSet) === -1) {\n oldRuleSet.dispose();\n }\n }\n this.nestedRuleSets(ruleSets);\n }\n generateCss() {\n const declarations = this.getDeclarations();\n const nestedRuleSetParts = [];\n for (const ruleSet of this.nestedRuleSets()) {\n if (ruleSet.isActive()) {\n nestedRuleSetParts.push(ruleSet.cssText());\n }\n }\n let css = '';\n if (declarations.length > 0) {\n css += this.selectorText + ' {\\n\\t' + declarations.join('\\n\\t') + '\\n}\\n';\n }\n if (nestedRuleSetParts.length > 0) {\n css += nestedRuleSetParts.join('\\n');\n }\n return css;\n }\n isActive() {\n for (const source of this.declarationSources) {\n if (source.isActive()) {\n return true;\n }\n }\n for (const ruleSet of this.nestedRuleSets()) {\n if (ruleSet.isActive()) {\n return true;\n }\n }\n return false;\n }\n getDeclarations() {\n const declarations = [];\n for (const source of this.declarationSources) {\n if (source.isActive()) {\n declarations.push(...source.cssDeclarations());\n }\n }\n return declarations;\n }\n dispose() {\n //Dispose declaration sources.\n for (const source of this.declarationSources) {\n source.dispose();\n }\n //Dispose nested rule sets.\n for (const ruleSet of this.nestedRuleSets()) {\n ruleSet.dispose();\n }\n super.dispose();\n }\n }\n class ConditionalAtRule extends CssStatement {\n constructor(identifier, condition, nestedStatements) {\n super();\n this.identifier = identifier;\n this.condition = condition;\n this.nestedStatements = nestedStatements;\n }\n generateCss() {\n const pieces = [];\n for (const statement of this.nestedStatements) {\n const css = statement.cssText();\n if (css !== '') {\n pieces.push(css);\n }\n }\n if (pieces.length === 0) {\n return '';\n }\n return this.getAtRuleText() + ' {\\n\\t' + pieces.join('\\n\\t') + '\\n}';\n }\n getAtRuleText() {\n return '@' + this.identifier + ' ' + this.condition;\n }\n isActive() {\n for (const statement of this.nestedStatements) {\n if (statement.isActive()) {\n return true;\n }\n }\n return false;\n }\n dispose() {\n //Dispose nested statements.\n for (const statement of this.nestedStatements) {\n statement.dispose();\n }\n super.dispose();\n }\n }\n class PreviewStyleBlock {\n constructor(statements, condition = null) {\n this.statements = statements;\n this.condition = condition;\n this.$styleElement = null;\n this.cssText = ko.computed({\n read: () => {\n if ((condition !== null) && !condition()) {\n return '';\n }\n let pieces = [];\n for (const statement of this.statements) {\n if (statement.isActive()) {\n const css = statement.cssText();\n if (css !== '') {\n pieces.push(css);\n }\n }\n }\n if (pieces.length === 0) {\n return '';\n }\n return pieces.join('\\n');\n },\n deferEvaluation: true,\n }).extend({ deferred: true });\n this.updateStyleElement(this.cssText());\n this.cssChangeSubscription = this.cssText.subscribe((cssText) => {\n this.updateStyleElement(cssText);\n });\n }\n updateStyleElement(cssText) {\n if (cssText === '') {\n if (this.$styleElement) {\n this.$styleElement.remove();\n this.$styleElement = null;\n }\n return;\n }\n if (!this.$styleElement) {\n this.$styleElement = $('<style></style>').appendTo('head');\n }\n this.$styleElement.text(cssText);\n }\n clear() {\n if (this.$styleElement) {\n this.$styleElement.remove();\n this.$styleElement = null;\n }\n }\n dispose() {\n //Stop listening for CSS changes.\n this.cssChangeSubscription.dispose();\n this.cssText.dispose();\n //Dispose rule sets.\n for (const ruleset of this.statements) {\n ruleset.dispose();\n }\n //Remove the style element.\n this.clear();\n }\n }\n })(Preview = AmeStyleGenerator.Preview || (AmeStyleGenerator.Preview = {}));\n})(AmeStyleGenerator || (AmeStyleGenerator = {}));\n//# sourceMappingURL=style-generator.js.map"],"names":[],"sourceRoot":""}