/**
 * BigCrunchRewarded - API for rewarded ads
 */
import type { RewardedAd, AdRequestOptions, AdEvent, AdEventListener, EventSubscription } from './types';
/**
 * Static API for BigCrunch rewarded ads
 *
 * @example
 * ```typescript
 * // Load a rewarded ad
 * await BigCrunchRewarded.load({ placementId: 'rewarded-extra-life' });
 *
 * // Set up reward listener
 * BigCrunchRewarded.addEventListener(
 *   'rewarded-extra-life',
 *   'rewardEarned',
 *   (event) => {
 *     console.log(`User earned ${event.rewardAmount} ${event.rewardType}`);
 *   }
 * );
 *
 * // Show when ready
 * if (await BigCrunchRewarded.isLoaded('rewarded-extra-life')) {
 *   await BigCrunchRewarded.show('rewarded-extra-life');
 * }
 * ```
 */
export declare class BigCrunchRewarded {
    private static instances;
    /**
     * Load a rewarded ad
     *
     * @param options - Ad request options including placementId
     */
    static load(options: AdRequestOptions): Promise<void>;
    /**
     * Show a loaded rewarded ad
     *
     * @param placementId - The placement ID of the ad to show
     */
    static show(placementId: string): Promise<void>;
    /**
     * Check if a rewarded ad is loaded and ready to show
     *
     * @param placementId - The placement ID to check
     */
    static isLoaded(placementId: string): Promise<boolean>;
    /**
     * Destroy a rewarded ad instance
     *
     * @param placementId - The placement ID of the ad to destroy
     */
    static destroy(placementId: string): void;
    /**
     * Destroy all rewarded ad instances
     */
    static destroyAll(): void;
    /**
     * Create a rewarded ad instance
     * Alternative to static methods for more control
     *
     * @param placementId - The placement ID for this ad
     */
    static createAd(placementId: string): RewardedAd;
    /**
     * Add event listener for a specific placement
     *
     * @param placementId - The placement ID to listen to
     * @param eventType - The event type to listen for
     * @param listener - The callback function
     */
    static addEventListener<T extends AdEvent>(placementId: string, eventType: T['type'], listener: AdEventListener<T>): EventSubscription;
    /**
     * Convenience method to listen for reward earned events
     *
     * @param placementId - The placement ID to listen to
     * @param listener - Callback when user earns reward
     */
    static onRewardEarned(placementId: string, listener: (reward: {
        rewardType: string;
        rewardAmount: number;
    }) => void): EventSubscription;
}
export default BigCrunchRewarded;
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