@neabyte/touchid/dist/utils/event-emitter.js

Native macOS Touch ID authentication with device identification, TTL caching, and TypeScript support. Features hardware UUID, device serial, and biometric type detection.

export class TouchIDEventEmitterImpl {
    listeners = new Map();
    on(event, handler) {
        if (!this.listeners.has(event)) {
            this.listeners.set(event, []);
        }
        this.listeners.get(event).push({
            handler: handler,
            once: false
        });
    }
    off(event, handler) {
        const eventListeners = this.listeners.get(event);
        if (!eventListeners) {
            return;
        }
        const index = eventListeners.findIndex(listener => listener.handler === handler);
        if (index !== -1) {
            eventListeners.splice(index, 1);
        }
        if (eventListeners.length === 0) {
            this.listeners.delete(event);
        }
    }
    once(event, handler) {
        if (!this.listeners.has(event)) {
            this.listeners.set(event, []);
        }
        this.listeners.get(event).push({
            handler: handler,
            once: true
        });
    }
    removeAllListeners(event) {
        if (event) {
            this.listeners.delete(event);
        }
        else {
            this.listeners.clear();
        }
    }
    emit(event, data) {
        const eventListeners = this.listeners.get(event);
        if (!eventListeners || eventListeners.length === 0) {
            return;
        }
        const listenersToExecute = [...eventListeners];
        const remainingListeners = eventListeners.filter(listener => !listener.once);
        this.listeners.set(event, remainingListeners);
        for (const listener of listenersToExecute) {
            try {
                listener.handler(data);
            }
            catch (error) {
                console.error(`Error in event handler for ${event}:`, error);
            }
        }
    }
    listenerCount(event) {
        const eventListeners = this.listeners.get(event);
        return eventListeners ? eventListeners.length : 0;
    }
    eventNames() {
        return Array.from(this.listeners.keys());
    }
}