import type { MastraDBMessage, MessageSource } from '../state/types.js';
import type { AIV5Type } from '../types.js';
export interface AIV5AdapterContext {
    memoryInfo: {
        threadId?: string;
        resourceId?: string;
    } | null;
    newMessageId?(): string;
    generateCreatedAt?(messageSource: MessageSource, start?: unknown): Date;
}
/**
 * AIV5Adapter - Handles conversions between MastraDBMessage and AI SDK V5 formats
 *
 * This adapter centralizes all AI SDK V5 (UIMessage and ModelMessage) conversion logic.
 */
export declare class AIV5Adapter {
    /**
     * Direct conversion from MastraDBMessage to AIV5 UIMessage
     */
    static toUIMessage(dbMsg: MastraDBMessage): AIV5Type.UIMessage;
    /**
     * Direct conversion from AIV5 UIMessage to MastraDBMessage
     */
    static fromUIMessage(uiMsg: AIV5Type.UIMessage): MastraDBMessage;
    /**
     * Convert image or file to data URI or URL for V2 file part
     */
    private static getDataStringFromAIV5DataPart;
    /**
     * Direct conversion from AIV5 ModelMessage to MastraDBMessage
     */
    static fromModelMessage(modelMsg: AIV5Type.ModelMessage, _messageSource?: MessageSource): MastraDBMessage;
}
//# sourceMappingURL=AIV5Adapter.d.ts.map