import { AuthService, Credentials, NewUser, UserProfile } from '@rondo.dev/common';
import { TypeORMDatabase } from '@rondo.dev/db-typeorm';
export declare class SQLAuthService implements AuthService {
    protected readonly db: TypeORMDatabase;
    constructor(db: TypeORMDatabase);
    createUser(payload: NewUser): Promise<UserProfile>;
    findOne(id: number): Promise<{
        id: number;
        username: string;
        firstName: string | null;
        lastName: string | null;
    } | undefined>;
    findUserByEmail(email: string): Promise<{
        id: number;
        username: string;
        firstName: string | null;
        lastName: string | null;
    } | undefined>;
    changePassword(params: {
        userId: number;
        oldPassword: string;
        newPassword: string;
    }): Promise<void>;
    validateCredentials(credentials: Credentials): Promise<{
        id: number;
        username: string;
        firstName: string | null;
        lastName: string | null;
    } | undefined>;
    findUserEmails(userId: number): Promise<import("@rondo.dev/common").UserEmail[]>;
    protected hash(password: string): Promise<string>;
}
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