import { Message, Credential } from 'daf-core';
export declare class DataStore {
    findCredential(id: string): Promise<Credential>;
    findCredentials({ iss, sub }: {
        iss?: string;
        sub?: string;
    }): Promise<{
        rowId: string;
        hash: string;
        iss: {
            did: string;
        };
        sub: {
            did: string;
        };
        jwt: string;
        nbf: number;
        exp: number;
    }[]>;
    credentialsForMessageId(id: string): Promise<{
        rowId: string;
        hash: string;
        iss: {
            did: string;
        };
        sub: {
            did: string;
        };
        jwt: string;
        nbf: number;
        exp: number;
    }[]>;
    credentialsFieldsForClaimHash(hash: string): Promise<{
        rowId: string;
        hash: string;
        parentHash: string;
        iss: {
            did: string;
        };
        sub: {
            did: string;
        };
        type: string;
        value: string;
        isObj: boolean;
    }[]>;
    findCredentialsByFields({ iss, sub, claim_type, }: {
        iss?: string[];
        sub?: string[];
        claim_type: string;
    }): Promise<{
        rowId: string;
        hash: string;
        iss: {
            did: string;
        };
        sub: {
            did: string;
        };
        jwt: string;
        nbf: number;
        exp: number;
    }[]>;
    credentialToLegacyFormat(credential: Credential): {
        rowId: string;
        hash: string;
        iss: {
            did: string;
        };
        sub: {
            did: string;
        };
        jwt: string;
        nbf: number;
        exp: number;
    };
    findMessages({ sender, receiver, threadId, limit, }: {
        sender?: string;
        receiver?: string;
        threadId?: string;
        limit?: number;
    }): Promise<{
        rowId: string;
        id: string;
        sender: {
            did: string;
        };
        receiver: {
            did: string;
        };
        type: string;
        threadId: string;
        data: string;
        raw: string;
        timestamp: number;
    }[]>;
    findMessage(id: string): Promise<{
        rowId: string;
        id: string;
        sender: {
            did: string;
        };
        receiver: {
            did: string;
        };
        type: string;
        threadId: string;
        data: string;
        raw: string;
        timestamp: number;
    }>;
    allIdentities(): Promise<{
        did: string;
    }[]>;
    findIdentityByDid(did: string): Promise<{
        did: string;
    }>;
    popularClaimForDid(did: string, claimType: string): Promise<string>;
    latestMessageTimestamps(): Promise<any[]>;
    shortId(did: string): Promise<string>;
    saveMessage(message: Message): Promise<{
        hash: string;
        iss: {
            did: string;
        };
    }>;
    findMessagesByVC(hash: string): Promise<{
        rowId: string;
        id: string;
        sender: {
            did: string;
        };
        receiver: {
            did: string;
        };
        type: string;
        threadId: string;
        data: string;
        raw: string;
        timestamp: number;
    }[]>;
    metaData(id: string): Promise<import("daf-core/build/entities/message").MetaData[]>;
    deleteMessage(id: string): Promise<Message>;
    private messageToLegacyFormat;
}
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