import { AsyncLocalStorage } from "node:async_hooks";
import { AnyMySqlSelectQueryBuilder, AnyMySqlTable } from "drizzle-orm/mysql-core";
import { ForgeSqlOrmOptions } from "../core";
import { MySqlSelectDynamic } from "drizzle-orm/mysql-core/query-builders/select.types";
/**
 * Interface representing the cache application context.
 * Stores information about tables that are being processed within a cache context.
 */
export interface CacheApplicationContext {
    /** Set of table names (in lowercase) that are being processed within the cache context */
    tables: Set<string>;
}
/**
 * Interface representing the local cache application context.
 * Stores cached query results in memory for the duration of a local cache context.
 *
 * @interface LocalCacheApplicationContext
 */
export interface LocalCacheApplicationContext {
    /**
     * Cache object mapping query hash keys to cached results
     * @property {Record<string, {sql: string, data: unknown[]}>} cache - Map of query keys to cached data
     */
    cache: Record<string, {
        sql: string;
        data: unknown[];
    }>;
}
/**
 * AsyncLocalStorage instance for managing cache context across async operations.
 * This allows tracking which tables are being processed within a cache context
 * without explicitly passing context through function parameters.
 */
export declare const cacheApplicationContext: AsyncLocalStorage<CacheApplicationContext>;
/**
 * AsyncLocalStorage instance for managing local cache context across async operations.
 * This allows storing and retrieving cached query results within a local cache context
 * without explicitly passing context through function parameters.
 */
export declare const localCacheApplicationContext: AsyncLocalStorage<LocalCacheApplicationContext>;
/**
 * Saves a table name to the current cache context if one exists.
 * This function is used to track which tables are being processed within
 * a cache context for proper cache invalidation.
 *
 * @param table - The Drizzle table schema to track
 * @returns Promise that resolves when the table is saved to context
 *
 * @example
 * ```typescript
 * await saveTableIfInsideCacheContext(usersTable);
 * ```
 */
export declare function saveTableIfInsideCacheContext<T extends AnyMySqlTable>(table: T): Promise<void>;
export declare function saveQueryLocalCacheQuery<T extends MySqlSelectDynamic<AnyMySqlSelectQueryBuilder>>(query: T, rows: unknown[], options: ForgeSqlOrmOptions): Promise<void>;
/**
 * Retrieves a query result from the local cache context.
 * This function checks if a query result is already cached in memory.
 *
 * @param query - The Drizzle query to check for cached results
 * @param options - Option Property
 * @returns Promise that resolves to cached data if found, undefined otherwise
 *
 * @example
 * ```typescript
 * const query = db.select({ id: users.id, name: users.name }).from(users);
 * const cachedResult = await getQueryLocalCacheQuery(query);
 * if (cachedResult) {
 *   return cachedResult; // Use cached data
 * }
 * // Execute query and cache result
 * ```
 */
export declare function getQueryLocalCacheQuery<T extends MySqlSelectDynamic<AnyMySqlSelectQueryBuilder>>(query: T, options: ForgeSqlOrmOptions): Promise<unknown[] | undefined>;
/**
 * Evicts cached queries from the local cache context that involve the specified table.
 * This function removes cached query results that contain the given table name.
 *
 * @param table - The Drizzle table schema to evict cache for
 * @param options - ForgeSQL ORM options containing cache configuration
 * @returns Promise that resolves when cache eviction is complete
 *
 * @example
 * ```typescript
 * // After inserting/updating/deleting from users table
 * await evictLocalCacheQuery(usersTable, forgeSqlOptions);
 * // All cached queries involving users table are now removed
 * ```
 */
export declare function evictLocalCacheQuery<T extends AnyMySqlTable>(table: T, options: ForgeSqlOrmOptions): Promise<void>;
/**
 * Checks if the given SQL query contains any tables that are currently being processed
 * within a cache context. This is used to determine if cache should be bypassed
 * for queries that affect tables being modified within the context.
 *
 * @param sql - The SQL query string to check
 * @param options - ForgeSQL ORM options containing cache configuration
 * @returns Promise that resolves to true if the SQL contains tables in cache context
 *
 * @example
 * ```typescript
 * const shouldBypassCache = await isTableContainsTableInCacheContext(
 *   "SELECT * FROM users WHERE id = 1",
 *   forgeSqlOptions
 * );
 * ```
 */
export declare function isTableContainsTableInCacheContext(sql: string, options: ForgeSqlOrmOptions): Promise<boolean>;
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