using Newtonsoft.Json.Linq;
using System.Numerics;
using TMPro;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.UI;

public class AccountLogin : MonoBehaviour
{
    [SerializeField] private TMP_Text loginPanelStatusText;
    [SerializeField] private TMP_InputField loginUsernameInput;
    [SerializeField] private TMP_InputField loginPasswordInput;
    [SerializeField] private Button forgotUsernameButton;
    [SerializeField] private Button forgotPasswordButton;
    [SerializeField] private Button loginBackButton;
    [SerializeField] private Button loginSubmitButton;

    void Awake()
    {
        loginUsernameInput.onSelect.AddListener((_) => loginUsernameInput.caretPosition = loginUsernameInput.text.Length);
        loginPasswordInput.onSelect.AddListener((_) => loginPasswordInput.caretPosition = loginPasswordInput.text.Length);

        loginBackButton.onClick.AddListener(() => AccountHandler.instance.SwitchPanel(1));
        loginSubmitButton.onClick.AddListener(() => SubmitLogin());
        forgotUsernameButton.onClick.AddListener(() =>
        {
            AccountHandler.instance.SwitchPanel(7);
            AccountHandler.instance.accountForgotDetails.mode = 0;
            AccountHandler.instance.accountForgotDetails.forgotDetailsTitleText.text = "Forgot username";
            AccountHandler.instance.accountForgotDetails.forgotDetailsBackButton.interactable = true;
            AccountHandler.instance.accountForgotDetails.forgotDetailsSubmitButton.interactable = true;
        });
        forgotPasswordButton.onClick.AddListener(() =>
        {
            AccountHandler.instance.SwitchPanel(7);
            AccountHandler.instance.accountForgotDetails.mode = 1;
            AccountHandler.instance.accountForgotDetails.forgotDetailsTitleText.text = "Forgot password";
            AccountHandler.instance.accountForgotDetails.forgotDetailsBackButton.interactable = true;
            AccountHandler.instance.accountForgotDetails.forgotDetailsSubmitButton.interactable = true;
        });
    }

    void OnEnable()
    {
        loginUsernameInput.text = "";
        loginPasswordInput.text = "";
        loginPanelStatusText.text = "";
    }

    async void SubmitLogin()
    {
        loginBackButton.interactable = false;
        loginSubmitButton.interactable = false;
        if (loginUsernameInput.text == string.Empty || loginPasswordInput.text == string.Empty)
        {
            Tools.UpdateStatusText(loginPanelStatusText, "All input fields must be filled", Color.red);
            return;
        }
        WWWForm dataForm = new();
        dataForm.AddField("username", loginUsernameInput.text);
        dataForm.AddField("password", loginPasswordInput.text);
        using UnityWebRequest request = UnityWebRequest.Post(Endpoints.ACCOUNT_LOGIN_ENDPOINT, dataForm);
        request.SetRequestHeader("Requester", "BerryDashClient");
        request.SetRequestHeader("ClientVersion", Application.version);
        request.SetRequestHeader("ClientPlatform", Application.platform.ToString());
        await request.SendWebRequest();
        if (request.downloadHandler.text == null)
        {
            loginBackButton.interactable = true;
            loginSubmitButton.interactable = true;
            Tools.UpdateStatusText(loginPanelStatusText, "Failed to make HTTP request", Color.red);
            return;
        }
        var jsonResponse = JObject.Parse(request.downloadHandler.text);
        if ((bool)jsonResponse["success"])
        {
            BazookaManager.Instance.SetAccountSession((string)jsonResponse["data"]["session"]);
            BazookaManager.Instance.SetAccountName((string)jsonResponse["data"]["username"]);
            BazookaManager.Instance.SetAccountID(BigInteger.Parse((string)jsonResponse["data"]["id"]));
            AccountHandler.instance.SwitchPanel(0);
            Tools.UpdateStatusText(loginPanelStatusText, "", Color.red);
        }
        else
        {
            Tools.UpdateStatusText(loginPanelStatusText, (string)jsonResponse["message"], Color.red);
        }
        loginBackButton.interactable = true;
        loginSubmitButton.interactable = true;
    }
}