using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using UnityEngine;
using UnityEngine.Events;

public class DailyLeaderboard : MonoBehaviour
{
    [SerializeField]
    protected RectTransform _content;
    [SerializeField]
    protected LeaderboardEntry _leaderboardEntryPrefab;
    protected List<LeaderboardEntry> _entries = new List<LeaderboardEntry>();

    private List<Player> _players = new List<Player>();

    private LeaderboardController _leaderboardController;

    public UnityEvent OnUpdated;

    private void Awake()
    {
        _leaderboardController = FindObjectOfType<LeaderboardController>();    
    }

    private void OnEnable()
    {
        _leaderboardController.OnDailyInit.AddListener(InitLeaderboard);
    }


    private void OnDisable()
    {
        _leaderboardController.OnDailyInit.RemoveListener(InitLeaderboard);
    }

    private void InitLeaderboard(List<Player> players)
    {
        _players = players;
        UpdateLeaderboard();
    }

    protected virtual void UpdateLeaderboard()
    {
        _entries.ForEach(x => Destroy(x.gameObject));
        _entries.Clear();
        _entries = new List<LeaderboardEntry>();

        for (int i = 0; i < _players.Count; i++)
        {
            var newEntry = Instantiate(_leaderboardEntryPrefab, _content);
            _entries.Add(newEntry);
            newEntry.Init(_players[i], i);
        }
        OnUpdated?.Invoke();
    }
}