import { Databases } from 'node-appwrite';
import { TableDefinition, ORMConfig } from '../shared/types';
export declare class Migration {
    private config;
    private attributeManager;
    private indexManager;
    private permissionManager;
    private db;
    private sqlMigrations;
    private firebaseMigrations;
    private textMigrations;
    constructor(databases: Databases, config: ORMConfig);
    /**
     * Migrate table schemas
     */
    migrate(tables: TableDefinition[]): Promise<void>;
    /**
     * Validate database structure matches the provided table definitions
     */
    validate(tables: TableDefinition[]): Promise<void>;
    /**
     * Ensure database exists, create if it doesn't
     */
    private ensureDatabaseExists;
    /**
     * Migrate a single collection
     */
    private migrateCollection;
    /**
     * Validate a single collection structure
     */
    private validateCollection;
    /**
     * Wait for attributes to become available in Appwrite
     * Appwrite creates attributes asynchronously, so we poll until they're all available
     */
    private waitForAttributesAvailable;
    /**
     * Export schema to SQL format
     * @param tables Array of table definitions to export
     * @returns SQL CREATE TABLE statements as a string
     * @throws ORMMigrationError if validation fails or export encounters an error
     */
    exportToSQL(tables: TableDefinition[]): string;
    /**
     * Export schema to Firebase format
     * @param tables Array of table definitions to export
     * @returns Firebase security rules and structure as a JSON string
     * @throws ORMMigrationError if validation fails or export encounters an error
     */
    exportToFirebase(tables: TableDefinition[]): string;
    /**
     * Export schema to text format
     * @param tables Array of table definitions to export
     * @returns Human-readable text description of the schema
     * @throws ORMMigrationError if validation fails or export encounters an error
     */
    exportToText(tables: TableDefinition[]): string;
    /**
     * Validate TableDefinition array before processing
     * @param tables Array of table definitions to validate
     * @throws ORMMigrationError if validation fails
     */
    private validateTableDefinitions;
}
//# sourceMappingURL=migration.d.ts.map