using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.SceneManagement;
using System.Text.RegularExpressions;

public class LoginView : MonoBehaviour
{
    //登录方式-左侧切换按钮-按钮纹理
    [SerializeField] Sprite[] loginModeSprites;
    //登录方式-左侧切换按钮
    [SerializeField] GameObject loginNormalTab;
    [SerializeField] GameObject loginPhoneTab;
    //用户登录
    [SerializeField] GameObject loginInUser;
    [SerializeField] GameObject loginInPWD;
    [SerializeField] GameObject loginInCaptcha1;
    //手机登录
    [SerializeField] GameObject loginInPhone;
    [SerializeField] GameObject loginInCode;
    [SerializeField] GameObject loginValidTime;
    [SerializeField] GameObject loginInCaptcha2;
    //协议栏
    [SerializeField] Transform agreementTF;

    int loginMode = 1;

    //状态记录
    public int captcha_Login = -222222222;
    public int captcha_LoginPhone = -222222222;

    public static LoginView ins;
    void Awake() {
        ins = this;
    }

    void Start()
    {
        InitInputLimit();
        InitAgreementOnClickListeners();
        SelectLoginMode(1);
    }

    void OnDestroy() {
        if (ins == this) ins = null;
    }

    void Update() {
        #if UNITY_EDITOR
            if (Input.GetKeyDown(KeyCode.Q)) {
                GetInputField(loginInUser).text = "lvjincheng";
                GetInputField(loginInPWD).text = "19980301";
                GetInputField(loginInCaptcha1).text = captcha_Login.ToString();
                LoginNormal();
            }
            if (Input.GetKeyDown(KeyCode.W)) {
                GetInputField(loginInUser).text = "tester";
                GetInputField(loginInPWD).text = "123456";
                GetInputField(loginInCaptcha1).text = captcha_Login.ToString();
                LoginNormal();
            }
        #endif
    }

    void InitInputLimit() {
        GameObject[] inputNodes = {loginInUser, loginInPWD};
        foreach (var inputNode in inputNodes) {
            InputField inputField = GetInputField(inputNode);
            inputField.onValueChanged.AddListener(delegate(string text) {
                Match match = new Regex("[^A-Za-z0-9]").Match(text);
                if (match.Success) {
                    inputField.text = text.Replace(match.Value, "");
                }
            });       
        }
    }

    void InitAgreementOnClickListeners() {
        agreementTF.Find("TextA").GetComponent<Button>().onClick.AddListener(delegate() {
            GameObject o = GameObject.Instantiate(Resources.Load<GameObject>("Prefabs/Views/AgreementView"));
            o.GetComponent<AgreementView>().EnterUserAgreement();
        });
        agreementTF.Find("TextB").GetComponent<Button>().onClick.AddListener(delegate() {
            GameObject o = GameObject.Instantiate(Resources.Load<GameObject>("Prefabs/Views/AgreementView"));
            o.GetComponent<AgreementView>().EnterPrivacyAgreement();
        });
    }

    public void SelectLoginMode(int mode) {
        loginMode = mode;
        if (loginMode == 1) {
            loginNormalTab.GetComponent<Image>().sprite = loginModeSprites[1];
            loginPhoneTab.GetComponent<Image>().sprite = loginModeSprites[0];
            loginInUser.SetActive(true);
            loginInPWD.SetActive(true);
            loginInCaptcha1.SetActive(true);
            loginInPhone.SetActive(false);
            loginInCode.SetActive(false);
            loginValidTime.SetActive(false);
            loginInCaptcha2.SetActive(false);
            if (captcha_Login < 0) {
                ChnageCaptcha1();
            }
        }
        else if (loginMode == 2) {
            loginNormalTab.GetComponent<Image>().sprite = loginModeSprites[0];
            loginPhoneTab.GetComponent<Image>().sprite = loginModeSprites[1];
            loginInUser.SetActive(false);
            loginInPWD.SetActive(false);
            loginInCaptcha1.SetActive(false);
            loginInPhone.SetActive(true);
            loginInCode.SetActive(true);
            loginValidTime.SetActive(true);
            loginInCaptcha2.SetActive(true);
            if (captcha_LoginPhone < 0) {
                ChnageCaptcha2();
            }
        }
    }

    InputField GetInputField(GameObject inputNode) {
        return inputNode.transform.Find("InputField").GetComponent<InputField>();
    }

    public void ChnageCaptcha1() {
        StartCoroutine(CaptchaController.ins.GetCaptcha(
            loginInCaptcha1.transform.Find("CodeImage").GetComponent<Image>(),
            (code) => { captcha_Login = code; }
        ));
    }

    public void ChnageCaptcha2() {
        StartCoroutine(CaptchaController.ins.GetCaptcha(
            loginInCaptcha2.transform.Find("CodeImage").GetComponent<Image>(),
            (code) => { captcha_LoginPhone = code; }
        ));
    }

    public void Login() {
        if (loginMode == 1) {
            LoginNormal(); 
        } else if (loginMode == 2) {
            LoginByPhone();
        }
    }

    long _lastLoginNormalTime = 0;
    void LoginNormal() {
        InputField user = GetInputField(loginInUser);
        if (user.text.Trim().Length == 0) {
            PopupMgr.ins.ShowTip("请输入用户名");
            return;
        }
        InputField pwd = GetInputField(loginInPWD);
        if (pwd.text.Trim().Length == 0) {
            PopupMgr.ins.ShowTip("请输入密码");
            return;
        }
        InputField captcha = GetInputField(loginInCaptcha1);
        if (!captcha.text.Equals(captcha_Login.ToString())) {
            PopupMgr.ins.ShowTip("验证码错误");
            return;
        }
        if (!agreementTF.Find("Toggle").GetComponent<Toggle>().isOn) {
            PopupMgr.ins.ShowTip("登录需要勾选同意App协议");
            return;
        }
        if (JC.CS.Utility.GetTimestamp() - _lastLoginNormalTime < 2000) {
            PopupMgr.ins.ShowTip("操作过于频繁");
            return;
        } else {
            _lastLoginNormalTime = JC.CS.Utility.GetTimestamp();
        }
        StartCoroutine(LoginController.ins.LoginNormal(
            user.text, pwd.text, (res) => {
                PopupMgr.ins.ShowTip(res.msg);
                if (res.code == 0) {
                    string IdAndToken = (string)res.data;
                    PlayerPrefs.SetString("IdAndToken", IdAndToken);
                    SceneManager.LoadScene("Home", LoadSceneMode.Single);
                }
            }
        ));
    }

    void LoginByPhone() {

    }

    public void SetAgreementChecked(bool value) {
        agreementTF.Find("Toggle").GetComponent<Toggle>().isOn = value;
    }

    public void FillLoginInput(string username, string password) {
        GetInputField(loginInUser).text = username;
        GetInputField(loginInPWD).text = password;
    }
}