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/** |
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* hCaptcha Service for Frontend Integration |
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* Handles hCaptcha integration |
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*/ |
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|
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import type { HCaptchaWidgetOptions } from '@/types/hcaptcha/hcaptcha-interface' |
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import { useLabels } from '@/composables/useLabels' |
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|
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/** |
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* Helper function to get labels safely (defers useLabels call until runtime) |
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*/ |
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function getLabel(key: string): string { |
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try { |
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const { getLabel: getLabelFn } = useLabels() |
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return getLabelFn(key) |
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} catch { |
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return key // Fallback if Pinia not ready |
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} |
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} |
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|
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export interface HCaptchaInstance { |
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render: (container: string | HTMLElement, options: HCaptchaWidgetOptions) => string |
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execute: (container?: string | HTMLElement) => void |
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reset: (container?: string | HTMLElement) => void |
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remove: (container?: string | HTMLElement) => void |
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getResponse: (container?: string | HTMLElement) => string | undefined |
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} |
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|
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declare global { |
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interface Window { |
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hcaptcha?: HCaptchaInstance |
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onHCaptchaLoad?: () => void |
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} |
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} |
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|
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export class HCaptchaService { |
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private static instance: HCaptchaService |
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private siteKey: string | null = null |
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private widgetId: string | null = null |
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private scriptLoaded = false |
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private language: string = 'auto' |
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|
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static getInstance(): HCaptchaService { |
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if (!HCaptchaService.instance) { |
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HCaptchaService.instance = new HCaptchaService() |
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} |
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return HCaptchaService.instance |
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} |
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|
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/** |
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* Initialize hCaptcha with configuration |
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* Note: Assumes hCaptcha script is already loaded by ShortcodeService |
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*/ |
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async init(siteKey: string, language?: string): Promise<void> { |
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this.siteKey = siteKey |
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this.language = language || 'auto' |
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|
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return new Promise((resolve) => { |
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if (window.hcaptcha) { |
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this.scriptLoaded = true |
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resolve() |
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} else { |
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// Set up the onload callback if it doesn't exist |
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if (!window.onHCaptchaLoad) { |
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window.onHCaptchaLoad = () => { |
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this.scriptLoaded = true |
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resolve() |
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} |
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} |
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|
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// If script isn't loaded yet, wait a bit and try again |
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setTimeout(() => { |
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if (window.hcaptcha) { |
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this.scriptLoaded = true |
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resolve() |
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} else { |
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console.warn(getLabel('hcaptcha_script_not_found')) |
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resolve() // Resolve anyway to avoid hanging |
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} |
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}, 100) |
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} |
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}) |
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} |
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|
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/** |
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* Render hCaptcha widget |
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*/ |
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async render( |
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container: string | HTMLElement, |
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options: Partial<HCaptchaWidgetOptions> = {}, |
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): Promise<string> { |
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if (!window.hcaptcha || !this.siteKey) { |
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throw new Error(getLabel('hcaptcha_not_initialized')) |
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} |
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|
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const renderOptions: HCaptchaWidgetOptions = { |
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sitekey: this.siteKey, |
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callback: options.callback, |
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'expired-callback': options['expired-callback'], |
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'error-callback': options['error-callback'], |
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size: options.size || 'normal', |
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} |
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|
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return new Promise((resolve) => { |
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this.widgetId = window.hcaptcha!.render(container, renderOptions) |
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resolve(this.widgetId) |
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}) |
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} |
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|
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/** |
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* Execute hCaptcha (mainly for invisible mode) |
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*/ |
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async execute(): Promise<string> { |
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if (!window.hcaptcha) { |
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throw new Error(getLabel('hcaptcha_not_initialized')) |
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} |
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|
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if (!this.widgetId) { |
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throw new Error(getLabel('hcaptcha_widget_not_initialized')) |
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} |
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|
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return new Promise((resolve, reject) => { |
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try { |
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window.hcaptcha!.execute(this.widgetId!) |
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|
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// Set timeout to reject if no response in 30 seconds |
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const timeout = setTimeout(() => { |
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reject(new Error(getLabel('hcaptcha_execution_timeout'))) |
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}, 30000) |
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|
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// Poll for response |
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const checkResponse = () => { |
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const response = this.getResponse() |
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if (response) { |
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clearTimeout(timeout) |
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resolve(response) |
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} else { |
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setTimeout(checkResponse, 100) |
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} |
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} |
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checkResponse() |
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} catch (error) { |
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reject(error) |
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} |
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}) |
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} |
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|
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/** |
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* Get response from hCaptcha widget |
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*/ |
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getResponse(): string { |
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if (!window.hcaptcha || !this.widgetId) { |
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return '' |
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} |
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|
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return window.hcaptcha.getResponse(this.widgetId) || '' |
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} |
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|
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/** |
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* Reset hCaptcha widget |
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*/ |
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reset(): void { |
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if (window.hcaptcha && this.widgetId) { |
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window.hcaptcha.reset(this.widgetId) |
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} |
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} |
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|
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/** |
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* Remove hCaptcha widget |
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*/ |
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remove(): void { |
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if (window.hcaptcha && this.widgetId) { |
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window.hcaptcha.remove(this.widgetId) |
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this.widgetId = null |
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} |
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} |
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|
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/** |
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* Get current widget ID |
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*/ |
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getWidgetId(): string | null { |
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return this.widgetId |
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} |
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|
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/** |
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* Check if hCaptcha is ready |
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*/ |
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isReady(): boolean { |
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return this.scriptLoaded && !!window.hcaptcha |
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} |
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|
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/** |
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* Get current site key |
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*/ |
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getSiteKey(): string | null { |
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return this.siteKey |
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} |
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} |
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|
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// Export singleton instance |
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export const hcaptchaService = HCaptchaService.getInstance() |
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