/**
 * data-structure-typed
 *
 * @author Pablo Zeng
 * @copyright Copyright (c) 2022 Pablo Zeng <zrwusa@gmail.com>
 * @license MIT License
 */
import type { BinaryTreeDeleteResult, BSTNOptKeyOrNode, EntryCallback, IterationType, RBTNColor, TreeCounterOptions } from '../../types';
import { IBinaryTree } from '../../interfaces';
import { RedBlackTree, RedBlackTreeNode } from './red-black-tree';
export declare class TreeCounterNode<K = any, V = any> extends RedBlackTreeNode<K, V> {
    parent?: TreeCounterNode<K, V>;
    /**
     * The constructor function initializes a Red-Black Tree node with a key, value, count, and color.
     * @param {K} key - The key parameter represents the key of the node in the Red-Black Tree. It is
     * used to identify and locate the node within the tree.
     * @param {V} [value] - The `value` parameter is an optional parameter that represents the value
     * associated with the key in the Red-Black Tree node. It is not required and can be omitted when
     * creating a new node.
     * @param [count=1] - The `count` parameter represents the number of occurrences of a particular key
     * in the Red-Black Tree. It is an optional parameter with a default value of 1.
     * @param {RBTNColor} [color=BLACK] - The `color` parameter is used to specify the color of the node
     * in a Red-Black Tree. It is optional and has a default value of `'BLACK'`.
     */
    constructor(key: K, value?: V, count?: number, color?: RBTNColor);
    _left?: TreeCounterNode<K, V> | null | undefined;
    get left(): TreeCounterNode<K, V> | null | undefined;
    set left(v: TreeCounterNode<K, V> | null | undefined);
    _right?: TreeCounterNode<K, V> | null | undefined;
    get right(): TreeCounterNode<K, V> | null | undefined;
    set right(v: TreeCounterNode<K, V> | null | undefined);
}
/**
 *
 */
export declare class TreeCounter<K = any, V = any, R = object, MK = any, MV = any, MR = object> extends RedBlackTree<K, V, R, MK, MV, MR> implements IBinaryTree<K, V, R, MK, MV, MR> {
    /**
     * The constructor function initializes a TreeCounter object with optional initial data.
     * @param keysNodesEntriesOrRaws - The parameter `keysNodesEntriesOrRaws` is an
     * iterable that can contain keys, nodes, entries, or raw elements. It is used to initialize the
     * TreeCounter with initial data.
     * @param [options] - The `options` parameter is an optional object that can be used to customize the
     * behavior of the `TreeCounter` constructor. It can include properties such as `compareKeys` and
     * `compareValues`, which are functions used to compare keys and values respectively.
     */
    constructor(keysNodesEntriesOrRaws?: Iterable<K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined | R>, options?: TreeCounterOptions<K, V, R>);
    protected _count: number;
    /**
     * The function calculates the sum of the count property of all nodes in a tree structure.
     * @returns the sum of the count property of all nodes in the tree.
     */
    get count(): number;
    /**
     * Time Complexity: O(n)
     * Space Complexity: O(1)
     *
     * The function calculates the sum of the count property of all nodes in a tree using depth-first
     * search.
     * @returns the sum of the count property of all nodes in the tree.
     */
    getComputedCount(): number;
    /**
     * The function creates a new TreeCounterNode with the specified key, value, color, and count.
     * @param {K} key - The key parameter represents the key of the node being created. It is of type K,
     * which is a generic type representing the type of keys in the tree.
     * @param {V} [value] - The `value` parameter is an optional parameter that represents the value
     * associated with the key in the node. It is of type `V`, which can be any data type.
     * @param {RBTNColor} [color=BLACK] - The color parameter is used to specify the color of the node in
     * a Red-Black Tree. It can have two possible values: 'RED' or 'BLACK'. The default value is 'BLACK'.
     * @param {number} [count] - The `count` parameter represents the number of occurrences of a key in
     * the tree. It is an optional parameter and is used to keep track of the number of values associated
     * with a key in the tree.
     * @returns A new instance of the TreeCounterNode class, casted as TreeCounterNode<K, V>.
     */
    createNode(key: K, value?: V, color?: RBTNColor, count?: number): TreeCounterNode<K, V>;
    /**
     * The function creates a new instance of a TreeCounter with the specified options and returns it.
     * @param [options] - The `options` parameter is an optional object that contains additional
     * configuration options for creating the `TreeCounter`. It is of type `TreeCounterOptions<K, V,
     * R>`.
     * @returns a new instance of the `TreeCounter` class, with the provided options merged with the
     * existing `iterationType` property. The returned value is casted as `TREE`.
     */
    createTree(options?: TreeCounterOptions<K, V, R>): TreeCounter<K, V, R, MK, MV, MR>;
    /**
     * The function checks if the input is an instance of the TreeCounterNode class.
     * @param {K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined} keyNodeOrEntry - The parameter
     * `keyNodeOrEntry` can be of type `R` or `K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined`.
     * @returns a boolean value indicating whether the input parameter `keyNodeOrEntry` is
     * an instance of the `TreeCounterNode` class.
     */
    isNode(keyNodeOrEntry: K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined): keyNodeOrEntry is TreeCounterNode<K, V>;
    /**
     * Time Complexity: O(log n)
     * Space Complexity: O(1)
     *
     * The function overrides the add method of a class and adds a new node to a data structure, updating
     * the count and returning a boolean indicating success.
     * @param {K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined} keyNodeOrEntry - The
     * `keyNodeOrEntry` parameter can accept one of the following types:
     * @param {V} [value] - The `value` parameter represents the value associated with the key in the
     * data structure. It is an optional parameter, so it can be omitted if not needed.
     * @param [count=1] - The `count` parameter represents the number of times the key-value pair should
     * be added to the data structure. By default, it is set to 1, meaning that if no value is provided
     * for `count`, the key-value pair will be added once.
     * @returns The method is returning a boolean value. It returns true if the addition of the new node
     * was successful, and false otherwise.
     */
    add(keyNodeOrEntry: K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined, value?: V, count?: number): boolean;
    /**
     * Time Complexity: O(log n)
     * Space Complexity: O(1)
     *
     * The function `delete` in TypeScript overrides the deletion operation in a binary tree data
     * structure, handling cases where nodes have children and maintaining balance in the tree.
     * @param {K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined} keyNodeOrEntry - The `predicate`
     * parameter in the `delete` method is used to specify the condition or key based on which a node
     * should be deleted from the binary tree. It can be a key, a node, or an entry.
     * @param [ignoreCount=false] - The `ignoreCount` parameter in the `override delete` method is a
     * boolean flag that determines whether to ignore the count of nodes when performing deletion. If
     * `ignoreCount` is set to `true`, the method will delete the node regardless of its count. If
     * `ignoreCount` is `false
     * @returns The `override delete` method returns an array of `BinaryTreeDeleteResult<TreeCounterNode<K, V>>` objects.
     */
    delete(keyNodeOrEntry: K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined, ignoreCount?: boolean): BinaryTreeDeleteResult<TreeCounterNode<K, V>>[];
    /**
     * Time Complexity: O(1)
     * Space Complexity: O(1)
     *
     * The "clear" function overrides the parent class's "clear" function and also resets the count to
     * zero.
     */
    clear(): void;
    /**
     * Time Complexity: O(n log n)
     * Space Complexity: O(log n)
     *
     * The `perfectlyBalance` function takes a sorted array of nodes and builds a balanced binary search
     * tree using either a recursive or iterative approach.
     * @param {IterationType} iterationType - The `iterationType` parameter is an optional parameter that
     * specifies the type of iteration to use when building the balanced binary search tree. It has a
     * default value of `this.iterationType`, which means it will use the iteration type specified by the
     * `iterationType` property of the current object.
     * @returns The function `perfectlyBalance` returns a boolean value. It returns `true` if the
     * balancing operation is successful, and `false` if there are no nodes to balance.
     */
    perfectlyBalance(iterationType?: IterationType): boolean;
    /**
     * Time complexity: O(n)
     * Space complexity: O(n)
     *
     * The function overrides the clone method to create a deep copy of a tree object.
     * @returns The `clone()` method is returning a cloned instance of the `TREE` object.
     */
    clone(): TreeCounter<K, V, R, MK, MV, MR>;
    /**
     * The `map` function in TypeScript overrides the default behavior to create a new TreeCounter with
     * modified entries based on a provided callback.
     * @param callback - The `callback` parameter is a function that will be called for each entry in the
     * map. It takes four arguments:
     * @param [options] - The `options` parameter in the `override map` function is of type
     * `TreeCounterOptions<MK, MV, MR>`. This parameter allows you to provide additional configuration
     * options when creating a new `TreeCounter` instance within the `map` function. These options could
     * include things like
     * @param {any} [thisArg] - The `thisArg` parameter in the `override map` function is used to specify
     * the value of `this` when executing the `callback` function. It allows you to set the context
     * (value of `this`) for the callback function when it is called within the `map` function. This
     * @returns A new TreeCounter instance is being returned, which is populated with entries generated
     * by the provided callback function.
     */
    map(callback: EntryCallback<K, V | undefined, [MK, MV]>, options?: TreeCounterOptions<MK, MV, MR>, thisArg?: any): TreeCounter<MK, MV, MR>;
    /**
     * The function `keyValueNodeEntryRawToNodeAndValue` takes in a key, value, and count and returns a
     * node based on the input.
     * @param {K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined} keyNodeOrEntry - The parameter
     * `keyNodeOrEntry` can be of type `R` or `K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined`.
     * @param {V} [value] - The `value` parameter is an optional value that represents the value
     * associated with the key in the node. It is used when creating a new node or updating the value of
     * an existing node.
     * @param [count=1] - The `count` parameter is an optional parameter that specifies the number of
     * times the key-value pair should be added to the data structure. If not provided, it defaults to 1.
     * @returns either a TreeCounterNode<K, V> object or undefined.
     */
    protected _keyValueNodeOrEntryToNodeAndValue(keyNodeOrEntry: K | TreeCounterNode<K, V> | [K | null | undefined, V | undefined] | null | undefined, value?: V, count?: number): [TreeCounterNode<K, V> | undefined, V | undefined];
    /**
     * Time Complexity: O(1)
     * Space Complexity: O(1)
     *
     * The `_swapProperties` function swaps the properties (key, value, count, color) between two nodes
     * in a binary search tree.
     * @param {R | BSTNOptKeyOrNode<K, TreeCounterNode<K, V>>} srcNode - The `srcNode` parameter represents the source node
     * that will be swapped with the `destNode`. It can be either an instance of the `R` class or an
     * instance of the `BSTNOptKeyOrNode<K, TreeCounterNode<K, V>>` class.
     * @param {R | BSTNOptKeyOrNode<K, TreeCounterNode<K, V>>} destNode - The `destNode` parameter represents the destination
     * node where the properties will be swapped with the source node.
     * @returns The method is returning the `destNode` after swapping its properties with the `srcNode`.
     * If either `srcNode` or `destNode` is undefined, it returns undefined.
     */
    protected _swapProperties(srcNode: BSTNOptKeyOrNode<K, TreeCounterNode<K, V>>, destNode: BSTNOptKeyOrNode<K, TreeCounterNode<K, V>>): TreeCounterNode<K, V> | undefined;
    /**
     * Time Complexity: O(1)
     * Space Complexity: O(1)
     *
     * The function replaces an old node with a new node and updates the count property of the new node.
     * @param {TreeCounterNode<K, V>} oldNode - The `oldNode` parameter is the node that you want to replace in the data
     * structure.
     * @param {TreeCounterNode<K, V>} newNode - The `newNode` parameter is an instance of the `TreeCounterNode<K, V>` class.
     * @returns The method is returning the result of calling the `_replaceNode` method from the
     * superclass, which is of type `TreeCounterNode<K, V>`.
     */
    protected _replaceNode(oldNode: TreeCounterNode<K, V>, newNode: TreeCounterNode<K, V>): TreeCounterNode<K, V>;
}