using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.UI;

public class DatabaseController : MonoBehaviour
{

    private string secretKey = "TheNarKampenSecretKey";
    public string questionURL = "http://nordh.xyz:8088/narKampen/Questions.php?";
    public string categoriesURL = "http://nordh.xyz:8088/narKampen/Categories.php";

    public Text statusText;

    List<Category> categories = new List<Category>();

    private void Awake()
    {
        StartCoroutine(getCategories());
    }

    private IEnumerator getCategories()
    {
        UnityWebRequest request = UnityWebRequest.Get(categoriesURL);

        yield return request.SendWebRequest();

        if (request.isDone)
        {
            Debug.Log(request.downloadHandler.text);
        }
        else if (request.result == UnityWebRequest.Result.ConnectionError || request.result == UnityWebRequest.Result.DataProcessingError)
        {
            Debug.Log("ERROR " + request.downloadHandler.error);
        }
    }

    public IEnumerator getQuestion()
    {
        Question question = new Question();

        WWW getQuestion = new WWW(questionURL);
        yield return getQuestion;

        if (getQuestion.error != null)
        {
            print("There was an error getting question: " + getQuestion.error);
        }
        else
        {
            statusText.text = getQuestion.text;
        }
    }

    public string Md5Sum(string strToEncrypt)
    {
        System.Text.UTF8Encoding ue = new System.Text.UTF8Encoding();
        byte[] bytes = ue.GetBytes(strToEncrypt);

        // encrypt bytes
        System.Security.Cryptography.MD5CryptoServiceProvider md5 = new System.Security.Cryptography.MD5CryptoServiceProvider();
        byte[] hashBytes = md5.ComputeHash(bytes);

        // Convert the encrypted bytes back to a string (base 16)
        string hashString = "";

        for (int i = 0; i < hashBytes.Length; i++)
        {
            hashString += System.Convert.ToString(hashBytes[i], 16).PadLeft(2, '0');
        }

        return hashString.PadLeft(32, '0');
    }
}