import { Aggregate, Model } from "@mongez/monpulse";
import { Rule } from "./rule";
export declare class UniqueRule extends Rule {
    protected columnName?: string;
    /**
     * Rule name
     */
    static ruleName: string;
    /**
     * Table name
     */
    protected tableName?: string;
    /**
     * Except column
     */
    protected exceptColumn: string;
    /**
     * Except value
     */
    protected exceptValue: any;
    /**
     * Is case sensitive
     */
    protected isCaseSensitive: boolean;
    /**
     * Model
     */
    protected model?: typeof Model;
    /**
     * Filter without current user value
     */
    protected exceptUserId: boolean;
    /**
     * Add custom query
     */
    protected _query?: (query: Aggregate) => void;
    /**
     * Constructor
     */
    constructor(tableName: string | typeof Model, columnName?: string);
    /**
     * Run the rule except for current user
     */
    exceptCurrentUser(exceptCurrentUser?: boolean): this;
    /**
     * Except value
     */
    except(column: string, value?: any): this;
    /**
     * Ignore case sensitive
     */
    insensitive(): this;
    /**
     * Strict to be sensitive
     */
    sensitive(): this;
    /**
     * Validate the rule
     */
    validate(): Promise<void>;
    /**
     * Add custom query
     */
    query(query: (query: Aggregate) => void): this;
    /**
     * Get error message
     */
    error(): any;
}
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