using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
using UnityEngine;

public static class PrizeSerializer
{
    const string CHARACTERS_PRIZES = "CharPrizes.prizRR";
    static string FILE_PATH => Path.Combine(Application.persistentDataPath, CHARACTERS_PRIZES);

    static int CharactersAmount => GameManager.instance.botsAmount;

    public static List<Prize> GetPrizes()
    {
        if (!File.Exists(FILE_PATH))
        {
            Debug.Log("Не записаны призы беру дефолт");
            return GetDefaultPrizes();
        }

        string fileString = File.ReadAllText(FILE_PATH);
        return DeserializePrizes(fileString);
    }

    public static void SetPrizes(List<Prize> prizes)
    {
        string serialized = SerializePrizes(prizes);
        Debug.Log($"serialized: {serialized}");
        File.WriteAllText(FILE_PATH, serialized);
    }
    

    public static string SerializePrizes(List<Prize> prizes)
    {
        StringBuilder sb = new();

        for (int i = 0; i < CharactersAmount; i++)
        {
            sb.Append(prizes[i].ToString());

            if (i < CharactersAmount - 1)
                sb.Append("\n");
        }
        string result = sb.ToString();
        //Debug.Log($"Serialized: {result}");
        return result;
    }

    public static List<Prize> DeserializePrizes(string serialized)
    {
        string[] lines = serialized.Split('\n');

        if (lines.Length != CharactersAmount)
        {
            return GetDefaultPrizes();
        }



        List<Prize> prizes = new();
        for (int i = 0; i < CharactersAmount; i++)
        {
            string[] elements = lines[i].Split(':');

            PrizeType prizeType = (PrizeType)Enum.Parse(typeof(PrizeType), elements[0]);
            
            int prizeAmount = int.Parse(elements[1]);

            Prize prize = new Prize(prizeType, prizeAmount);
            prizes.Add(prize);
            //Debug.Log($"deserizlized Prize{i}. {prize}");
        }

        return prizes;
    }


    //делает список пустых призов, последний индекс - приз с хоппера
    public static List<Prize> GetDefaultPrizes()
    {
        List<Prize> prizes = new();

        for (int i = 0; i < CharactersAmount-1; i++)
        {
            prizes.Add(new Prize(prizeType: PrizeType.None,
                                 amount: 0));
        }
        prizes.Add(new Prize(prizeType: PrizeType.Special,
                                 amount: 1));

        SerializePrizes(prizes);

        return prizes;
    }
}