using System;
using System.Collections;
using Cysharp.Threading.Tasks;
using UnityEngine;
using UnityEngine.SceneManagement;
using UnityEngine.UI;

public class LoginView : MonoBehaviour
{
    public InputField PhoneNumberInputField;
    public InputField VerifyCodeInputField;
    public Text ErrorText;
    public Button SendCodeButton;
    public Text SendCodeButtonText;
    public Button LoginButton;


    // Start is called before the first frame update
    void Start()
    {
        SendCodeButton.onClick.AddListener(SendVerifyCode);
        LoginButton.onClick.AddListener(Login);
        // 读取缓存的手机号
        if (PlayerPrefs.HasKey("CachedPhoneNumber"))
        {
            string cachedPhoneNumber = PlayerPrefs.GetString("CachedPhoneNumber");
            if (!string.IsNullOrEmpty(cachedPhoneNumber))
            {
                HttpManager.Instance.phoneNum = cachedPhoneNumber;
                SceneManager.LoadScene("LoadingScreen");
            }
        }
    }

    private void SendVerifyCode()
    {
        SendVerifyCodeTask().Forget();
    }

    async UniTask SendVerifyCodeTask()
    {
        CodeResponse codeResponse = await HttpManager.Instance.RequestPost<CodeRequest, CodeResponse>("request-code", new CodeRequest(){phone = PhoneNumberInputField.text});
        if (codeResponse.message == "验证码已发送")
        {
            SendCodeButton.interactable = false;
            Countdown(30).Forget();
        }
    
        ErrorText.text = codeResponse.message;

    }

    private async UniTaskVoid Countdown(int duration)
    {
        // SendCodeButtonText.color = Color.gray;
        while (duration > 0)
        {
            SendCodeButtonText.text = $"发送验证码（{duration}）";
            await UniTask.Delay(TimeSpan.FromSeconds(1), ignoreTimeScale: false);
            duration--;
        }
        SendCodeButtonText.text = "发送验证码";
        SendCodeButton.interactable = true;
        // SendCodeButtonText.color = Color.black;
    }

   

    void Login()
    {
        LoginTask().Forget();
    }

    async UniTask LoginTask()
    {
        string phonenum = PhoneNumberInputField.text;
        LoginResponse loginResponse = await HttpManager.Instance.RequestPost<LoginRequest, LoginResponse>("verify-code", new LoginRequest(){phone = phonenum, code = VerifyCodeInputField.text});
        if (loginResponse.message == "验证成功")
        {
            // 缓存手机号
            PlayerPrefs.SetString("CachedPhoneNumber", phonenum);
            PlayerPrefs.Save();

            //ShowHomeView(phonenum);
            //SceneManager.LoadSceneAsync("LoadingScreen");
            HttpManager.Instance.phoneNum = phonenum;
            SceneManager.LoadScene("LoadingScreen");
        }
        else
        {
            ErrorText.text = loginResponse.message;
        }
    }

}