{"version":3,"file":"loadClerkJsScript.mjs","names":[],"sources":["../src/loadClerkJsScript.ts"],"sourcesContent":["import { buildErrorThrower, ClerkRuntimeError } from './error';\nimport { createDevOrStagingUrlCache, parsePublishableKey } from './keys';\nimport { loadScript } from './loadScript';\nimport { isProxyUrlRelative, isValidProxyUrl, proxyUrlToAbsoluteURL } from './proxy';\nimport type { SDKMetadata } from './types';\nimport { addClerkPrefix } from './url';\nimport { versionSelector } from './versionSelector';\n\nconst { isDevOrStagingUrl } = createDevOrStagingUrlCache();\n\nconst errorThrower = buildErrorThrower({ packageName: '@clerk/shared' });\n\nexport type LoadClerkJSScriptOptions = {\n publishableKey: string;\n /** @internal */\n __internal_clerkJSUrl?: string;\n /** @internal */\n __internal_clerkJSVersion?: string;\n sdkMetadata?: SDKMetadata;\n proxyUrl?: string;\n domain?: string;\n nonce?: string;\n /**\n * Timeout in milliseconds to wait for clerk-js to load before considering it failed.\n *\n * @default 15000 (15 seconds)\n */\n scriptLoadTimeout?: number;\n};\n\n/**\n * @deprecated Use `LoadClerkJSScriptOptions` instead. This alias will be removed in a future major version.\n */\nexport type LoadClerkJsScriptOptions = LoadClerkJSScriptOptions;\n\nexport type LoadClerkUIScriptOptions = {\n publishableKey: string;\n /** @internal */\n __internal_clerkUIUrl?: string;\n /** @internal */\n __internal_clerkUIVersion?: string;\n proxyUrl?: string;\n domain?: string;\n nonce?: string;\n scriptLoadTimeout?: number;\n};\n\n/**\n * Validates that window.Clerk exists and is properly initialized.\n * This ensures we don't have false positives where the script loads but Clerk is malformed.\n *\n * @returns `true` if window.Clerk exists and has the expected structure with a load method.\n */\nfunction isClerkGlobalProperlyLoaded(prop: 'Clerk' | '__internal_ClerkUICtor'): boolean {\n if (typeof window === 'undefined' || !(window as any)[prop]) {\n return false;\n }\n\n // Basic validation that window.Clerk has the expected structure\n const val = (window as any)[prop];\n return !!val;\n}\nconst isClerkProperlyLoaded = () => isClerkGlobalProperlyLoaded('Clerk');\nconst isClerkUIProperlyLoaded = () => isClerkGlobalProperlyLoaded('__internal_ClerkUICtor');\n\n/**\n * Checks if an existing script has a request error using Performance API.\n *\n * @param scriptUrl - The URL of the script to check.\n * @returns True if the script has failed to load due to a network/HTTP error.\n */\nfunction hasScriptRequestError(scriptUrl: string): boolean {\n if (typeof window === 'undefined' || !window.performance) {\n return false;\n }\n\n const entries = performance.getEntriesByName(scriptUrl, 'resource') as PerformanceResourceTiming[];\n\n if (entries.length === 0) {\n return false;\n }\n\n const scriptEntry = entries[entries.length - 1];\n\n // transferSize === 0 with responseEnd === 0 indicates network failure\n // transferSize === 0 with responseEnd > 0 might be a 4xx/5xx error or blocked request\n if (scriptEntry.transferSize === 0 && scriptEntry.decodedBodySize === 0) {\n // If there was no response at all, it's definitely an error\n if (scriptEntry.responseEnd === 0) {\n return true;\n }\n // If we got a response but no content, likely an HTTP error (4xx/5xx)\n if (scriptEntry.responseEnd > 0 && scriptEntry.responseStart > 0) {\n return true;\n }\n\n if ('responseStatus' in scriptEntry) {\n const status = (scriptEntry as any).responseStatus;\n if (status >= 400) {\n return true;\n }\n if (scriptEntry.responseStatus === 0) {\n return true;\n }\n }\n }\n\n return false;\n}\n\n/**\n * Hotloads the Clerk JS script with robust failure detection.\n *\n * Uses a timeout-based approach to ensure absolute certainty about load success/failure.\n * If the script fails to load within the timeout period, or loads but doesn't create\n * a proper Clerk instance, the promise rejects with an error.\n *\n * @param opts - The options used to build the Clerk JS script URL and load the script.\n * Must include a `publishableKey` if no existing script is found.\n * @returns Promise that resolves with null if Clerk loads successfully, or rejects with an error.\n *\n * @example\n * ```typescript\n * try {\n * await loadClerkJsScript({ publishableKey: 'pk_test_...' });\n * console.log('Clerk loaded successfully');\n * } catch (error) {\n * console.error('Failed to load Clerk:', error.message);\n * }\n * ```\n */\nexport const loadClerkJSScript = async (opts?: LoadClerkJSScriptOptions): Promise => {\n const timeout = opts?.scriptLoadTimeout ?? 15000;\n const rejectWith = (error?: Error) =>\n new ClerkRuntimeError('Failed to load Clerk JS' + (error?.message ? `, ${error.message}` : ''), {\n code: 'failed_to_load_clerk_js',\n cause: error,\n });\n\n if (isClerkProperlyLoaded()) {\n return null;\n }\n\n if (!opts?.publishableKey) {\n errorThrower.throwMissingPublishableKeyError();\n return null;\n }\n\n const scriptUrl = clerkJSScriptUrl(opts);\n const existingScript = document.querySelector('script[data-clerk-js-script]');\n\n if (existingScript) {\n if (hasScriptRequestError(scriptUrl)) {\n existingScript.remove();\n } else {\n try {\n await waitForPredicateWithTimeout(timeout, isClerkProperlyLoaded, rejectWith(), existingScript);\n return null;\n } catch {\n existingScript.remove();\n }\n }\n }\n\n const loadPromise = waitForPredicateWithTimeout(timeout, isClerkProperlyLoaded, rejectWith());\n\n loadScript(scriptUrl, {\n async: true,\n crossOrigin: 'anonymous',\n nonce: opts.nonce,\n beforeLoad: applyAttributesToScript(buildClerkJSScriptAttributes(opts)),\n }).catch(error => {\n throw rejectWith(error);\n });\n\n return loadPromise;\n};\n\nexport const loadClerkUIScript = async (opts?: LoadClerkUIScriptOptions): Promise => {\n const timeout = opts?.scriptLoadTimeout ?? 15000;\n const rejectWith = (error?: Error) =>\n new ClerkRuntimeError('Failed to load Clerk UI' + (error?.message ? `, ${error.message}` : ''), {\n code: 'failed_to_load_clerk_ui',\n cause: error,\n });\n\n if (isClerkUIProperlyLoaded()) {\n return null;\n }\n\n if (!opts?.publishableKey) {\n errorThrower.throwMissingPublishableKeyError();\n return null;\n }\n\n const scriptUrl = clerkUIScriptUrl(opts);\n const existingScript = document.querySelector('script[data-clerk-ui-script]');\n\n if (existingScript) {\n if (hasScriptRequestError(scriptUrl)) {\n existingScript.remove();\n } else {\n try {\n await waitForPredicateWithTimeout(timeout, isClerkUIProperlyLoaded, rejectWith(), existingScript);\n return null;\n } catch {\n existingScript.remove();\n }\n }\n }\n\n const loadPromise = waitForPredicateWithTimeout(timeout, isClerkUIProperlyLoaded, rejectWith());\n\n loadScript(scriptUrl, {\n async: true,\n crossOrigin: 'anonymous',\n nonce: opts.nonce,\n beforeLoad: applyAttributesToScript(buildClerkUIScriptAttributes(opts)),\n }).catch(error => {\n throw rejectWith(error);\n });\n\n return loadPromise;\n};\n\nexport const clerkJSScriptUrl = (opts: LoadClerkJSScriptOptions) => {\n const { __internal_clerkJSUrl, __internal_clerkJSVersion, proxyUrl, domain, publishableKey } = opts;\n\n if (__internal_clerkJSUrl) {\n return __internal_clerkJSUrl;\n }\n\n const version = versionSelector(__internal_clerkJSVersion);\n\n if (proxyUrl && isProxyUrlRelative(proxyUrl)) {\n return buildRelativeProxyScriptUrl(proxyUrl, 'clerk-js', version, 'clerk.browser.js');\n }\n\n const scriptHost = buildScriptHost({ publishableKey, proxyUrl, domain });\n return `https://${scriptHost}/npm/@clerk/clerk-js@${version}/dist/clerk.browser.js`;\n};\n\nexport const clerkUIScriptUrl = (opts: LoadClerkUIScriptOptions) => {\n const { __internal_clerkUIUrl, __internal_clerkUIVersion, proxyUrl, domain, publishableKey } = opts;\n\n if (__internal_clerkUIUrl) {\n return __internal_clerkUIUrl;\n }\n\n const version = versionSelector(__internal_clerkUIVersion, UI_PACKAGE_VERSION);\n\n if (proxyUrl && isProxyUrlRelative(proxyUrl)) {\n return buildRelativeProxyScriptUrl(proxyUrl, 'ui', version, 'ui.browser.js');\n }\n\n const scriptHost = buildScriptHost({ publishableKey, proxyUrl, domain });\n return `https://${scriptHost}/npm/@clerk/ui@${version}/dist/ui.browser.js`;\n};\n\nexport const buildClerkJSScriptAttributes = (options: LoadClerkJSScriptOptions) => {\n const obj: Record = {};\n\n if (options.publishableKey) {\n obj['data-clerk-publishable-key'] = options.publishableKey;\n }\n\n if (options.proxyUrl) {\n obj['data-clerk-proxy-url'] = options.proxyUrl;\n }\n\n if (options.domain) {\n obj['data-clerk-domain'] = options.domain;\n }\n\n if (options.nonce) {\n obj.nonce = options.nonce;\n }\n\n return obj;\n};\n\nexport const buildClerkUIScriptAttributes = (options: LoadClerkUIScriptOptions) => {\n // TODO @nikos do we need this?\n return buildClerkJSScriptAttributes(options);\n};\n\nconst applyAttributesToScript = (attributes: Record) => (script: HTMLScriptElement) => {\n for (const attribute in attributes) {\n script.setAttribute(attribute, attributes[attribute]);\n }\n};\n\nconst stripTrailingSlashes = (value: string) => {\n while (value.endsWith('/')) {\n value = value.slice(0, -1);\n }\n\n return value;\n};\n\nconst buildRelativeProxyScriptUrl = (proxyUrl: string, packageName: string, version: string, fileName: string) => {\n return `${stripTrailingSlashes(proxyUrl)}/npm/@clerk/${packageName}@${version}/dist/${fileName}`;\n};\n\nexport const buildScriptHost = (opts: { publishableKey: string; proxyUrl?: string; domain?: string }) => {\n const { proxyUrl, domain, publishableKey } = opts;\n\n if (!!proxyUrl && isValidProxyUrl(proxyUrl)) {\n const resolvedProxyUrl = proxyUrlToAbsoluteURL(proxyUrl);\n\n if (isProxyUrlRelative(resolvedProxyUrl)) {\n return parsePublishableKey(publishableKey)?.frontendApi || '';\n }\n\n return resolvedProxyUrl.replace(/http(s)?:\\/\\//, '');\n } else if (domain && !isDevOrStagingUrl(parsePublishableKey(publishableKey)?.frontendApi || '')) {\n return addClerkPrefix(domain);\n } else {\n return parsePublishableKey(publishableKey)?.frontendApi || '';\n }\n};\n\nfunction waitForPredicateWithTimeout(\n timeoutMs: number,\n predicate: () => boolean,\n rejectWith: Error,\n existingScript?: HTMLScriptElement,\n): Promise {\n return new Promise((resolve, reject) => {\n let resolved = false;\n\n const cleanup = (timeoutId: ReturnType, pollInterval: ReturnType) => {\n clearTimeout(timeoutId);\n clearInterval(pollInterval);\n };\n\n // Bail out early if the script fails to load, instead of waiting for the entire timeout\n existingScript?.addEventListener('error', () => {\n cleanup(timeoutId, pollInterval);\n reject(rejectWith);\n });\n\n const checkAndResolve = () => {\n if (resolved) {\n return;\n }\n\n if (predicate()) {\n resolved = true;\n cleanup(timeoutId, pollInterval);\n resolve(null);\n }\n };\n\n const handleTimeout = () => {\n if (resolved) {\n return;\n }\n\n resolved = true;\n cleanup(timeoutId, pollInterval);\n\n if (!predicate()) {\n reject(rejectWith);\n } else {\n resolve(null);\n }\n };\n\n const timeoutId = setTimeout(handleTimeout, timeoutMs);\n\n checkAndResolve();\n\n const pollInterval = setInterval(() => {\n if (resolved) {\n clearInterval(pollInterval);\n return;\n }\n checkAndResolve();\n }, 100);\n });\n}\n\nexport function setClerkJSLoadingErrorPackageName(packageName: string) {\n errorThrower.setPackageName({ packageName });\n}\n\n/**\n * @deprecated Use `loadClerkJSScript` instead. This alias will be removed in a future major version.\n */\nexport const loadClerkJsScript = loadClerkJSScript;\n\n/**\n * @deprecated Use `clerkJSScriptUrl` instead. This alias will be removed in a future major version.\n */\nexport const clerkJsScriptUrl = clerkJSScriptUrl;\n\n/**\n * @deprecated Use `buildClerkJSScriptAttributes` instead. This alias will be removed in a future major version.\n */\nexport const buildClerkJsScriptAttributes = buildClerkJSScriptAttributes;\n\n/**\n * @deprecated Use `setClerkJSLoadingErrorPackageName` instead. 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