import { AuthConfig } from './auth-config';
export declare enum CreditUsageReason {
    UNKNOWN_CREDIT_USAGE_REASON = 0,
    EXPLORER_STEP = 1,
    TEST_REPAIR = 2,
    SCRIPT_GENERATE = 3
}
export interface InsertCreditUsageRequest {
    credits?: number;
    usage_reason?: CreditUsageReason;
    job_id?: string;
}
export interface InsertCreditUsageResponse {
}
/**
 * Credit usage information for callback
 */
export interface CreditUsage {
    credits: number;
    usageReason: CreditUsageReason;
    jobId?: string;
    timestamp: number;
}
/**
 * Callback for credit usage reporting
 * Allows consumers to track credit usage in their own systems
 */
export type CreditUsageCallback = (usage: CreditUsage) => void | Promise<void>;
export declare class CreditUsageService {
    private backendUrl;
    private authConfig;
    private logger?;
    private creditUsageCallback?;
    constructor(authConfig?: AuthConfig, backendUrl?: string, creditUsageCallback?: CreditUsageCallback);
    /**
     * Set a logger callback for capturing execution logs
     */
    setLogger(logger: (message: string, level?: 'log' | 'error' | 'warn') => void): void;
    /**
     * Set credit usage callback
     * Allows consumers to track credit usage in their own systems
     */
    setCreditUsageCallback(callback: CreditUsageCallback): void;
    /**
     * Log a message using the configured logger
     */
    private log;
    /**
     * Update authentication configuration
     */
    setAuthConfig(authConfig: AuthConfig): void;
    /**
     * Get current authentication configuration
     */
    getAuthConfig(): AuthConfig | null;
    /**
     * Report credit usage via callback and/or backend
     *
     * Behavior:
     * 1. If callback provided: Call callback (server-side uses this to update DB directly)
     * 2. If NO callback but auth configured: Make axios call to backend (client-side: vs-ext, github action)
     * 3. Server-side: Provides callback, no axios calls made
     * 4. Client-side: No callback, uses auth for axios calls to backend
     */
    reportCreditUsage(credits: number | undefined, usageReason: CreditUsageReason, jobId?: string): Promise<InsertCreditUsageResponse>;
    /**
     * Report script generation credit usage
     */
    reportScriptGenerationCredit(jobId?: string): Promise<void>;
    /**
     * Report AI repair credit usage
     */
    reportAIRepairCredit(jobId?: string): Promise<void>;
}
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