import { INopeEventEmitter } from "./nopeEventEmitter.interface";
import { INopeObservable } from "./nopeObservable.interface";
/**
 * @author Martin Karkowski
 * @email m.karkowski@zema.de
 * @create date 2021-11-23 12:31:01
 * @modify date 2021-11-23 12:31:01
 * @desc [description]
 */
export interface IMergeData<T = any, K = any> {
    /**
     * Event Emitter, which is called on changes, with the removed and Added Items.
     */
    onChange: INopeEventEmitter<{
        added: T[];
        removed: T[];
    }>;
    /**
     * The simplified data. A simple List, containing only the Values for all Keys.
     */
    data: INopeObservable<T[]>;
    /**
     * Function, which must be called on data updates.
     * @param data The updated Data.
     */
    update(data?: K): void;
    /**
     * The Original Data.
     */
    originalData: K;
    /**
     * Removes all subscriptions.
     *
     * @author M.Karkowski
     * @memberof IMergeData
     */
    dispose(): void;
}
export interface IMapBasedMergeData<OriginalKey, OriginalValue, ExtractedKey = OriginalKey, ExtractedValue = OriginalValue> extends IMergeData<ExtractedValue, Map<OriginalKey, OriginalValue>> {
    /**
     * Adds a dinfition of the Amounts, of the elements.
     */
    amountOf: Map<ExtractedKey, number>;
    /**
     * Simplifed Data Access.
     */
    simplified: Map<ExtractedKey, ExtractedValue>;
    /**
     * Contains the Mapping of the original Key to the Extracted Key.
     * - `key` = `OriginalKey`;
     * - `value` = `Set<ExtractedKey>`;
     */
    keyMapping: Map<OriginalKey, Set<ExtractedKey>>;
    /**
     * Contains the Mapping of the `extracted Key` to the `original Key`.
     * - `key` = `ExtractedKey`;
     * - `value` = `OriginalKey`;
     */
    keyMappingReverse: Map<ExtractedKey, Set<OriginalKey>>;
    /**
     * Contains conflicts.
     * key = ExtractedKey;
     * value =  All determined different Values.
     */
    conflicts: Map<ExtractedKey, Set<ExtractedValue>>;
    /**
     * Maps the Original Key to the Extracted value;
     */
    orgKeyToExtractedValue: Map<OriginalKey, Set<ExtractedValue>>;
    /**
     * Contains the extracted Keys as Array.
     */
    extractedKey: ExtractedKey[];
    /**
     * Contains the extracted Values.
     */
    extractedValue: ExtractedValue[];
}