package fassade;

import domain.Game;
import domain.Player;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Random;

public class KniffelSystem {
    ArrayList<String> playerColors;
    Game game;
    public KniffelSystem(){
        game = new Game();
        playerColors = new ArrayList<>(Arrays.asList(
                "\u001B[31m",      // Quelle 2 Anfang
                "\u001B[32m",      //
                "\u001B[34m",      //
                "\u001B[33m",      //
                "\u001B[36m"));    // Quelle 2 Ende
    }


    public String LeaderBaordData(){
        return "Leaderboard - TODO \n";
    }


    public String addPlayer(int playerNumber, String name) {
        String playerColor = colorPicker(playerNumber);
        Player playerToAdd = new Player(playerNumber, name, playerColor, 0);
        game.addPlayer(playerToAdd);

        return changePlayerNameColor(name, playerColor);
    }


    private String changePlayerNameColor(String name, String color){
        String ANSI_RESET = "\u001B[0m";

        return String.format(color + name + ANSI_RESET);
    }


    private String colorPicker(int playerNumber){
        if (playerNumber == 1){
            return "\u001B[35m";   // Quelle 2
        }

        Random rand = new Random();                             // Quelle 1 Anfang
        int randomIndex = rand.nextInt(playerColors.size());    //
        return playerColors.remove(randomIndex);                // Quelle 1 Ende
    }


    public String getCurrentPlayer(){
        return game.getCurrentPlayer().toString();
    }


    public void nextPlayer(){
        game.nextTurn();
    }


    // TEST
    public void createTestPlayers(int amountPlayer){
        String[] names = {"Vic", "Nastja", "Lilli", "Emelie", "Esra", "Oli"};
        for (int i = 0; i < amountPlayer; i++){
            addPlayer(i+1, names[i]);
        }
    }


    public ArrayList<Integer> rollDices(ArrayList<Integer> rolls, String keptDice){
        ArrayList<Integer> oldRolls = extractKeptDice(rolls, keptDice);

        int amountNewRolls = oldRolls.size();
        ArrayList<Integer> newRolls = rollMultipleDice(5 - amountNewRolls);

        // --TEST
        System.out.println("Old rolls:");
        for(int oldRoll: oldRolls){
            System.out.println(oldRoll);
        }

        System.out.println("New Rolls:");
        for(int newRoll: newRolls){
            System.out.println(newRoll);
        }
        System.out.println();
        // TEST--

        oldRolls.addAll(newRolls);

        return oldRolls;
    }


    private ArrayList<Integer> extractKeptDice(ArrayList<Integer> previousRolls, String keptDice){
        ArrayList<Integer> keptRolls = new ArrayList<Integer>();

        if (keptDice.isEmpty()){
            return keptRolls;
        }

        if (keptDice.length() == 1){
            int singleIndex = Integer.parseInt(keptDice);
            keptRolls.add(previousRolls.get(singleIndex - 1));
            return keptRolls;
        }


        keptDice = keptDice.replaceAll("\\s+","");
        keptDice = keptDice.substring(1, keptDice.length()-1);

        System.out.printf("Edited keptDice String: %s \n", keptDice); // TEST


        String[] keptDiceIndicesStrings = keptDice.split(",");

        for (String keptDiceIndicesString : keptDiceIndicesStrings) {
            int index = Integer.parseInt(keptDiceIndicesString);
            keptRolls.add(previousRolls.get(index - 1));
        }

        return keptRolls;
    }


    private ArrayList<Integer> rollMultipleDice(int amountRolls){
        System.out.printf("Amount rolls: %d \n", amountRolls); // TEST
        ArrayList<Integer> rolls = new ArrayList<>();
        if (amountRolls == 0){
            return rolls;
        }

        for (int i = 0; i < amountRolls; i++){
            rolls.add(game.rollDice());
        }
        return rolls;
    }


    // TEST
    public String[] getAllPlayerStrings(){
        ArrayList<Player> players = game.getPlayers();
        String[] returnStrings = new String[players.size()];

        for (int i = 0; i < players.size(); i++){
            returnStrings[i] = players.get(i).toString();
        }

        return returnStrings;
    }
}