import type { IUserRegistry } from '@opentask/taskin-task-manager';
import type { User } from '@opentask/taskin-types';
export interface UserRegistryConfig {
    /**
     * Caminho do diretório `.taskin/` do projeto — não da raiz do projeto.
     * O registro é lido de `<taskinDir>/.taskin-users.json`; ver
     * `resolveUsersFilePaths` em `users-file-location.ts`.
     */
    taskinDir: string;
}
export interface UsersData {
    users: Record<string, User>;
}
export interface ILogger {
    info(message: string): void;
    warn(message: string): void;
}
export declare const NullLogger: ILogger;
/**
 * Registry for managing user information
 * Loads users from .taskin-users.json
 */
export declare class UserRegistry implements IUserRegistry {
    private users;
    private usersFilePath;
    private logger;
    constructor(config: UserRegistryConfig, logger?: ILogger);
    /**
     * Load users from .taskin-users.json
     */
    load(): Promise<void>;
    /**
     * Get user by ID
     */
    getUser(userId: string): User | undefined;
    /**
     * Resolve user from name or ID
     * Tries to match by ID first, then by name
     */
    resolveUser(nameOrId: string): User | undefined;
    /**
     * Ensure a user matching the current git config exists in the registry.
     * Tries to find by email first; if not found, creates and persists a new user.
     * Falls back to process.env / defaults when no git config is available.
     */
    ensureCurrentUser(gitConfig?: {
        name: string;
        email: string;
    }): Promise<User>;
    /**
     * Create a temporary user if not found in registry
     * Useful for backward compatibility
     */
    createTemporaryUser(nameOrId: string): User;
    private findByEmail;
    private readGitConfig;
    /**
     * Get all users
     */
    getAllUsers(): User[];
    /**
     * Add or update a user
     */
    saveUser(user: User): Promise<void>;
    /**
     * Save users to .taskin-users.json
     */
    private save;
}
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