import { AnyConfig } from '../config.js';
import GridData from '../grid.js';
import { GridState, RuleState, Mode } from '../primitives.js';
import Rule, { SearchVariant } from './rule.js';
import { SetGridHandler } from '../events/onSetGrid.js';
import { FinalValidationHandler } from '../events/onFinalValidation.js';
export default class PerfectionRule extends Rule implements SetGridHandler, FinalValidationHandler {
    readonly editor: boolean;
    readonly title = "Perfection";
    get configExplanation(): string;
    private static readonly EXAMPLE_GRID;
    private static readonly SEARCH_VARIANTS;
    /**
     * **Quest for Perfection: cell colors are final**
     *
     * @param editor - whether to enable editor mode. This field is automatically set by the editor.
     */
    constructor(editor?: boolean);
    get id(): string;
    get explanation(): string;
    get configs(): readonly AnyConfig[] | null;
    createExampleGrid(): GridData;
    get searchVariants(): SearchVariant[];
    get necessaryForCompletion(): boolean;
    get isSingleton(): boolean;
    modeVariant(mode: Mode): Rule | null;
    validateGrid(grid: GridData): RuleState;
    /**
     * If the grid passes validation but is different from the solution, indicate the error in the final state.
     */
    onFinalValidation(grid: GridData, solution: GridData | null, state: GridState): GridState;
    private fixTiles;
    private isValid;
    private findSingleError;
    /**
     * Force all tiles to be fixed.
     *
     * If the grid is already wrong, prevent the player from changing it further.
     */
    onSetGrid(oldGrid: GridData, newGrid: GridData, solution: GridData | null): GridData;
    copyWith({ editor }: {
        editor?: boolean;
    }): this;
}
export declare const instance: PerfectionRule;