import type { Transport, LogEntry, LogLevel } from '../types/index.js';
export interface EmailTransportConfig {
    provider: 'smtp' | 'ses';
    from: string;
    to: string | string[];
    cc?: string | string[];
    bcc?: string | string[];
    levels?: LogLevel[];
    rateLimit?: {
        maxEmails: number;
        periodMinutes: number;
    };
    batch?: {
        enabled: boolean;
        maxBatchSize: number;
        flushInterval: number;
    };
    templates?: {
        subject?: (entry: LogEntry) => string;
        html?: (entries: LogEntry[]) => string;
        text?: (entries: LogEntry[]) => string;
    };
    smtp?: {
        host: string;
        port: number;
        secure?: boolean;
        auth?: {
            user: string;
            pass: string;
        };
        tls?: {
            rejectUnauthorized?: boolean;
        };
    };
    ses?: {
        region: string;
        accessKeyId?: string;
        secretAccessKey?: string;
        sessionToken?: string;
    };
    enabled?: boolean;
    debug?: boolean;
}
export declare class EmailTransport implements Transport {
    readonly name = "email";
    private config;
    private transporter;
    private sesClient;
    private rateLimit;
    private batchQueue;
    private batchTimer;
    private enabled;
    constructor(config: EmailTransportConfig);
    private initializeSMTP;
    private initializeSES;
    log(entry: LogEntry): Promise<void>;
    private addToBatch;
    private flushBatch;
    private sendEmail;
    private sendSMTP;
    private sendSES;
    private checkRateLimit;
    private defaultSubjectTemplate;
    private defaultHtmlTemplate;
    private defaultTextTemplate;
    private escapeHtml;
    flush(): Promise<void>;
    close(): void;
}
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