package com.dayu.pipirrapp.activity;

import static com.dayu.pipirrapp.net.Constants.BASE_URL;

import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.os.PersistableBundle;
import android.text.InputType;
import android.util.Base64;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;

import com.dayu.pipirrapp.MyApplication;
import com.dayu.pipirrapp.R;
import com.dayu.pipirrapp.bean.db.LoginBean;
import com.dayu.pipirrapp.bean.net.CodeResult;
import com.dayu.pipirrapp.bean.net.LoginResult;
import com.dayu.pipirrapp.dao.DaoSingleton;
import com.dayu.pipirrapp.databinding.ActivityLoginBinding;
import com.dayu.pipirrapp.net.ApiManager;
import com.dayu.pipirrapp.net.BaseResponse;
import com.dayu.pipirrapp.net.subscribers.SubscriberListener;
import com.dayu.pipirrapp.observer.LoginObserver;
import com.dayu.pipirrapp.utils.CommonKeyName;
import com.dayu.pipirrapp.utils.SharedPreferencesHelper;
import com.dayu.pipirrapp.utils.ToastUtil;
import com.tencent.bugly.crashreport.CrashReport;

import java.util.HashMap;
import java.util.Map;


public class LoginActivity extends BaseActivity {
    private final String TAG = "LoginActivity";

    ActivityLoginBinding binding;
    LoginObserver loginObserver;
    //密码是否可见
    private boolean isPasswordVisible = false;
    //是否显示验证码
    private boolean isShowCode;

    private int loginError = 0;
    private String codeToken;
    //点击次数到10次后可以重新选择tag
    int clickNumber;


    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        Log.i(TAG, "onCreate");
        super.onCreate(savedInstanceState);
        binding = ActivityLoginBinding.inflate(LayoutInflater.from(this));
        setContentView(binding.getRoot());
        initView();
        initData();
    }


    private void initData() {

    }


    private void initView() {
        loginObserver = new LoginObserver(this);
        getLifecycle().addObserver(loginObserver);
        binding.passwordBtn.setOnClickListener((view) -> {
            togglePasswordVisibility();
        });
        binding.loginBtn.setOnClickListener(v -> {
            String phone = binding.name.getText().toString().trim();
            String pw = binding.password.getText().toString().trim();
            String code = binding.code.getText().toString().trim();
            if (validatePhone(phone) && validatePassword(pw)) {
                if (isShowCode) {
                    if (!validateCode(code)) {
                        return;
                    }
                }
                login(phone, pw, codeToken, code);
            } else {
                ToastUtil.showToast(LoginActivity.this, "请输入正确信息");
            }

        });
        binding.codeImg.setOnClickListener(v -> {
            getCode();
        });
        binding.codeError.setOnClickListener(v -> {
            getCode();
        });
        binding.version.setOnClickListener(v -> {
            clickNumber++;
            if (clickNumber == 10) {
                //点击次数到10次后可以重新选择tag
                loginObserver.choesLibrary();
                clickNumber = 0;
            }
        });
        if (SharedPreferencesHelper.getInstance(LoginActivity.this).get(CommonKeyName.isShowCode, false)) {
            isShowCode = true;
            binding.codeLL.setVisibility(View.VISIBLE);
            getCode();
        }

    }

    /**
     * 显示隐藏密码
     */
    private void togglePasswordVisibility() {
        if (isPasswordVisible) {
            // 如果密码可见，隐藏密码
            binding.password.setInputType(
                    InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
            binding.passwordBtn.setImageResource(R.drawable.vt_ps_close);
        } else {
            // 如果密码隐藏，显示密码
            binding.password.setInputType(InputType.TYPE_CLASS_TEXT);
            binding.passwordBtn.setImageResource(R.drawable.vt_ps_open);
        }
        // 移动光标到末尾
        binding.password.setSelection(binding.password.getText().length());
        // 切换标志
        isPasswordVisible = !isPasswordVisible;
    }

    /**
     * 获取验证码
     */
    private void getCode() {
        Map<String, Object> data = new HashMap<>();
        data.put("type", "math");//图片类型：char-文本，math-一位数算式，math2-两位数算式


        ApiManager.getInstance().requestGetHideLoading(LoginActivity.this, BASE_URL + "/app/captcha/get", CodeResult.class, data, new SubscriberListener<BaseResponse<CodeResult>>() {
            @Override
            public void onNext(BaseResponse<CodeResult> t) {
                try {
                    if (t.isSuccess()) {
                        String encodedString = t.getContent().getBase64();
                        codeToken = t.getContent().getToken();
                        // 移除Base64字符串的头部信息
                        encodedString = encodedString.substring("data:image/png;base64,".length());
                        // 对Base64字符串进行解码
                        byte[] imageAsBytes = Base64.decode(encodedString, Base64.DEFAULT);
                        // 使用BitmapFactory将字节数组解码成Bitmap对象
                        Bitmap image = BitmapFactory.decodeByteArray(imageAsBytes, 0, imageAsBytes.length);
                        binding.codeImg.setImageBitmap(image);
                        binding.codeImg.setVisibility(View.VISIBLE);
                        binding.codeError.setVisibility(View.GONE);
                    } else {
                        binding.codeImg.setVisibility(View.INVISIBLE);
                        binding.codeError.setVisibility(View.VISIBLE);
                        ToastUtil.showToast(LoginActivity.this, "验证码获取失败");
                    }

                } catch (Exception e) {
                    e.printStackTrace();
                    CrashReport.postCatchedException(e);
                }

            }
        });


//        ApiManager.getInstance().getCode(data, new CodeListener() {
//            @Override
//            public void onNext(CodeResult body) {
//                try {
//                    if (body != null && !TextUtils.isEmpty(body.getBase64())) {
//                        String encodedString = body.getBase64();
//                        codeToken = body.getToken();
//                        // 移除Base64字符串的头部信息
//                        encodedString = encodedString.substring("data:image/png;base64,".length());
//                        // 对Base64字符串进行解码
//                        byte[] imageAsBytes = Base64.decode(encodedString, Base64.DEFAULT);
//                        // 使用BitmapFactory将字节数组解码成Bitmap对象
//                        Bitmap image = BitmapFactory.decodeByteArray(imageAsBytes, 0, imageAsBytes.length);
//                        binding.codeImg.setImageBitmap(image);
//                        binding.codeImg.setVisibility(View.VISIBLE);
//                        binding.codeError.setVisibility(View.GONE);
//                    } else {
//                        binding.codeImg.setVisibility(View.INVISIBLE);
//                        binding.codeError.setVisibility(View.VISIBLE);
//                        ToastUtil.showToast(LoginActivity.this, "验证码获取失败");
//                    }
//                } catch (Exception e) {
//                    e.printStackTrace();
//                    CrashReport.postCatchedException(e);
//                }
//            }
//
//            @Override
//            public void error(Throwable throwable) {
//
//            }
//        });
    }

    private void login(String phone, String pw, String token, String code) {

        Map<String, Object> data = new HashMap<>();
        data.put("phone", phone);
        data.put("password", pw);
        data.put("orgTag", MyApplication.myApplication.myTag);
        if (isShowCode) {
            data.put("token", token);
            data.put("code", code);
        }
        ApiManager.getInstance().requestPostLoading(LoginActivity.this, BASE_URL + "/sso/sso/loginJson", LoginResult.class, data, new SubscriberListener<BaseResponse<LoginResult>>() {
            @Override
            public void onNext(BaseResponse<LoginResult> t) {
                try {
                    if (t.isSuccess()) {
                        SharedPreferencesHelper.getInstance(LoginActivity.this).put(CommonKeyName.Token, t.getContent().getToken());
                        MyApplication.myApplication.token = t.getContent().getToken();
                        MyApplication.myApplication.userId = t.getContent().getId();
                        LoginBean loginBean = DaoSingleton.getInstance(LoginActivity.this).loginDao().findFirst();
                        if (loginBean == null) {
                            loginBean = new LoginBean();
                        }
                        loginBean.setName(t.getContent().getName());
                        loginBean.setPhone(t.getContent().getPhone());
                        loginBean.setUserID(t.getContent().getId());
                        DaoSingleton.getInstance(LoginActivity.this).loginDao().insert(loginBean);
                        SharedPreferencesHelper.getInstance(LoginActivity.this).put(CommonKeyName.isShowCode, false);
                        ToastUtil.showToastLong(LoginActivity.this, "登录成功!");
                        startMainActivity();

                    } else {
                        ToastUtil.showToast(LoginActivity.this, t.getMsg());
                        loginError++;
                        if (loginError >= 3) {
                            isShowCode = true;
                            SharedPreferencesHelper.getInstance(LoginActivity.this).put(CommonKeyName.isShowCode, true);
                            binding.codeLL.setVisibility(View.VISIBLE);
                            getCode();
                        }
                    }

                } catch (Exception e) {
                    e.printStackTrace();
                    CrashReport.postCatchedException(e);
                }

            }
        });
    }

    /**
     * 启动MainActivity
     */
    private void startMainActivity() {
        Intent intent = new Intent(LoginActivity.this, MainActivity.class);
        startActivity(intent);
        LoginActivity.this.finish();
    }

    @Override
    protected void onStart() {
        super.onStart();
        Log.i(TAG, "onStart");
    }


    @Override
    protected void onResume() {
        super.onResume();
        Log.i(TAG, "onResume");
    }

    @Override
    protected void onRestart() {
        super.onRestart();
        Log.i(TAG, "onRestart");
    }


    @Override
    protected void onPause() {
        super.onPause();
        Log.i(TAG, "onPause");
    }


    @Override
    protected void onStop() {
        super.onStop();
        Log.i(TAG, "onStop");
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        getLifecycle().removeObserver(loginObserver);
        Log.i(TAG, "onDestroy");
    }


    @Override
    protected void onSaveInstanceState(@NonNull Bundle outState) {
        super.onSaveInstanceState(outState);
        Log.i(TAG, "onSaveInstanceState");
    }

    @Override
    public void onSaveInstanceState(@NonNull Bundle outState, @NonNull PersistableBundle outPersistentState) {
        super.onSaveInstanceState(outState, outPersistentState);
        Log.i(TAG, "onSaveInstanceState---outPersistentState");
    }

    @Override
    protected void onRestoreInstanceState(@NonNull Bundle savedInstanceState) {
        super.onRestoreInstanceState(savedInstanceState);
    }

    // 手机号校验：确保是一个有效的手机号
    private boolean validatePhone(String phone) {
        // 使用正则表达式判断是否为有效的手机号码（中国大陆）
        String phonePattern = "^1[3-9]\\d{9}$"; // 简单的手机号码正则
        if (phone.isEmpty()) {
            ToastUtil.showToast(LoginActivity.this, "手机号不能为空！");
            return false;
        }
//        else if (!phone.matches(phonePattern)) {
//            ToastUtil.showToast(LoginActivity.this, "请输入正确手机号！");
//            return false;
//        }
        else {
            return true;
        }
    }

    // 密码校验：确保密码长度符合要求
    private boolean validatePassword(String password) {
        if (password.isEmpty()) {
            ToastUtil.showToast(LoginActivity.this, "密码不能为空！");
            return false;
        }
//        else if (password.length() < 6) {
//            ToastUtil.showToast(LoginActivity.this, "密码不能少于6位！");
//            return false;
//        }
        else {
            return true;
        }
    }

    // 验证码校验：确保验证码符合长度要求
    private boolean validateCode(String code) {
        if (code.isEmpty()) {
            ToastUtil.showToast(LoginActivity.this, "验证码不能为空");
            return false;
        } else {
            return true;
        }
    }


}