Leaderboard.js

class Leaderboard {
    /**
     * Creates an instance of Leaderboard.
     * @constructor
     * @param {Array} playerRanks - An array containing player ranks.
     */
    constructor(playerRanks) {
      this.playerRanks = playerRanks;
    }
  
    /**
     * Updates the leaderboard with a new player's rank.
     * @param {User} user - The user whose rank is being updated.
     * @param {Number} rank - The new rank of the user.
     * @returns {void}
     */
    updateLeaderboard(user, rank) {
        // Implementation for updating the leaderboard
    }
  
    /**
     * Retrieves the top players from the leaderboard.
     * @returns {Array} An array containing the top players.
     */
    viewTopPlayers() {
        // Implementation for viewing top players
    }
  }