import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:kaer_with_panels/app/utils/kr_log_util.dart';
import '../controllers/kr_login_controller.dart';
import 'package:kaer_with_panels/app/widgets/kr_app_text_style.dart';
import 'package:kaer_with_panels/app/localization/app_translations.dart';
import 'package:kaer_with_panels/app/widgets/kr_local_image.dart';
import 'package:kaer_with_panels/app/widgets/hi_base_scaffold.dart';
import 'package:kaer_with_panels/app/widgets/hi_help_entrance.dart';
import 'package:kaer_with_panels/app/common/app_run_data.dart';
import 'package:kaer_with_panels/app/modules/kr_home/controllers/kr_home_controller.dart';
import 'package:kaer_with_panels/app/services/kr_site_config_service.dart';
import 'package:flutter/foundation.dart';

class KRLoginView extends GetView<KRLoginController> {
  const KRLoginView({super.key});

  @override
  Widget build(BuildContext context) {
    final isKeyboardVisible = MediaQuery.of(context).viewInsets.bottom > 0;
    final isHideBack = (Get.arguments as Map<String, dynamic>?)?['is-back'] ?? false;
    return HIBaseScaffold(
      showBack: !isHideBack,
      resizeToAvoidBottomInset: true,
      child: Stack(
        children: [
          SingleChildScrollView(
            child: Padding(
              padding: EdgeInsets.symmetric(horizontal: 40.w,),
              child: Column(
                children: [
                  // Text(
                  //   '${controller.kr_loginStatus.value}',
                  //   style: TextStyle(color: Colors.white), // 使用 TextStyle()
                  // ),
                  SizedBox(height: 20.w),
                  _buildUserInfoSection(),
                  SizedBox(height: 12.w),
                  _buildContentByEntry(),
                  SizedBox(height: 100.w), // 为底部帮助按钮留出空间
                ],
              ),
            ),
          ),
          if (!isKeyboardVisible)
            const HIHelpEntrance(),
        ],
      ),
    );
  }

  Widget _buildUserInfoSection() {
    return Row(
      children: [
        Container(
          width: 60.w,
          height: 60.w,
          decoration: BoxDecoration(
            color: Colors.white,
            borderRadius: BorderRadius.circular(18.r),
          ),
          alignment: Alignment.center,
          child: KrLocalImage(
            imageName: 'hi-home-logo',
            imageType: ImageType.svg,
            width: 30.w,
            height: 30.w,
            color: Colors.black,
          ),
        ),
        SizedBox(width: 12.w),
        Expanded(
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              Obx(() {
                final account = KRAppRunData.getInstance().kr_account.value;
                final isDeviceLogin = account != null && account.startsWith('9000');

                if (isDeviceLogin) return const SizedBox();

                return Text(
                  account ?? '',
                  style: TextStyle(
                    color: Colors.white,
                    fontSize: 20.sp,
                    fontWeight: FontWeight.bold,
                    height: 0.9,
                  ),
                  maxLines: 1,
                  overflow: TextOverflow.ellipsis,
                );
              }),
              Obx(() {
                final _ = KRAppRunData.getInstance().kr_isLogin.value;
                final userId = (KRAppRunData.getInstance().kr_userId.value ?? '').toString();
                final deviceId = KRAppRunData.getInstance().deviceId ?? '';

                return Text(
                  'ID: ${userId.isNotEmpty ? userId : deviceId}',
                  style: TextStyle(
                    color: Colors.white.withOpacity(0.85),
                    fontSize: 14.sp,
                    fontWeight: FontWeight.w500,
                  ),
                );
              }),
              Obx(() {
                final currentSubscribe =
                    controller.kr_subscribeService.kr_currentSubscribe.value;
                String expiryText;

                if (currentSubscribe == null) {
                  expiryText = '尚未购买套餐';
                } else {
                  final now = DateTime.now();
                  DateTime? expireDateTime;
                  try {
                    expireDateTime =
                        DateTime.parse(currentSubscribe.expireTime);
                  } catch (e) {
                    expireDateTime = null;
                  }

                  if (expireDateTime == null) {
                    expiryText = '套餐信息无效';
                  } else if (expireDateTime.isBefore(now)) {
                    final formattedExpireDate =
                        '${expireDateTime.year}/${expireDateTime.month.toString().padLeft(2, '0')}/${expireDateTime.day.toString().padLeft(2, '0')}';
                    expiryText = '已于 $formattedExpireDate 到期';
                  } else {
                    expiryText = '到期时间：${expireDateTime}';final year = expireDateTime.year;
                    final month = expireDateTime.month.toString().padLeft(2, '0');
                    final day = expireDateTime.day.toString().padLeft(2, '0');
                    final hour = expireDateTime.hour.toString().padLeft(2, '0');
                    final minute = expireDateTime.minute.toString().padLeft(2, '0');
                    final second = expireDateTime.second.toString().padLeft(2, '0');

                    // 2. 拼接成最终的字符串
                    final formattedDateTime = '$year/$month/$day $hour:$minute:$second';

                    expiryText = '到期时间：$formattedDateTime';
                  }
                }
                return Text(
                  expiryText,
                  style: TextStyle(
                    color: Colors.white,
                    fontSize: 12.sp,
                  ),
                );
              }),
            ],
          ),
        ),
      ],
    );
  }

  Widget _buildContentByEntry() {
    final entry = (Get.arguments as Map<String, dynamic>?)?['entry'];
    if (entry == 'forget_psd') {
      return _buildForgetPasswordLayout();
    } else if (entry == 'bind_email') {
      return _buildBindEmailLayout();
    } else if (entry == 'login') {
      return _buildLoginEmailLayout();
    }

    return _buildForgetPasswordLayout(); // 默认显示修改密码
  }

  Widget _buildForgetPasswordLayout() {
    return Column(
      children: [
        Container(
          constraints: BoxConstraints(minHeight: 300.w),
          child: Column(
            children: [
              _buildStandardInputField(
                controller: controller.psdController,
                hintText: '新密码',
                isPassword: true,
              ),
              SizedBox(height: 10.w),
              _buildStandardInputField(
                controller: controller.agPsdController,
                hintText: '确认密码',
                isPassword: true,
              ),
            ],
          ),
        ),
        SizedBox(height: 30.h),
        _buildSaveButton(),
      ],
    );
  }

  Widget _buildBindEmailLayout() {
    return Column(
      children: [
        Container(
          constraints: BoxConstraints(minHeight: 300.w),
          child: Column(
            children: [
              _buildStandardInputField(
                controller: controller.accountController,
                hintText: 'Email',
              ),
              // SizedBox(height: 10.w),
              // _buildStandardInputField(
              //   controller: controller.psdController,
              //   hintText: '新密码',
              //   isPassword: true,
              // ),
              // SizedBox(height: 10.w),
              // _buildStandardInputField(
              //   controller: controller.agPsdController,
              //   hintText: '确认密码',
              //   isPassword: true,
              // ),
              SizedBox(height: 10.w),
              // 👇 核心改动：使用新的验证码输入框
              _buildVerificationCodeField(),
            ],
          ),
        ),
        SizedBox(height: 30.h),
        _buildSaveButton(),
      ],
    );
  }

  Widget _buildLoginEmailLayout() {
    return Column(
      children: [
        Container(
          constraints: BoxConstraints(minHeight: 300.w),
          child: Column(
            children: [
              _buildStandardInputField(
                controller: controller.accountController,
                hintText: 'Email',
              ),
              SizedBox(height: 10.w),
              _buildStandardInputField(
                controller: controller.psdController,
                hintText: '密码',
                isPassword: true,
              ),
              SizedBox(height: 10.w),
            ],
          ),
        ),
        SizedBox(height: 30.h),
        _buildSaveButton(),
      ],
    );
  }

  /// 构建标准输入框
  Widget _buildStandardInputField({
    required TextEditingController controller,
    required String hintText,
    bool isPassword = false,
  }) {
    return SizedBox(
      height: 50.w, // 固定高度
      child: TextField(
        controller: controller,
        obscureText: isPassword,
        style: KrAppTextStyle(
          fontSize: 16,
          color: Colors.white,
        ),
        decoration: InputDecoration(
          hintText: hintText,
          hintStyle: KrAppTextStyle(
            fontSize: 16,
            color: const Color(0xFFA6A6A6),
            fontWeight: FontWeight.w600,
          ),
          contentPadding: EdgeInsets.symmetric(horizontal: 16.w, vertical: 10.w),
          border: OutlineInputBorder(
            borderRadius: BorderRadius.circular(25.w), // 调整为更圆的角
            borderSide: BorderSide(color: Colors.white, width: 2),
          ),
          enabledBorder: OutlineInputBorder(
            borderRadius: BorderRadius.circular(25.w),
            borderSide: BorderSide(color: Colors.white, width: 2),
          ),
          focusedBorder: OutlineInputBorder(
            borderRadius: BorderRadius.circular(25.w),
            borderSide: BorderSide(color: Colors.white, width: 2),
          ),
        ),
      ),
    );
  }

  /// 构建注册页面的验证码输入框（包含间距）
  Widget _buildVerificationCodeField() {
    // 从站点配置服务获取验证配置（站点配置不是响应式的，不需要 Obx）
    // final siteConfig = KRSiteConfigService();
    // final needVerification = siteConfig.isEmailVerificationEnabled() ||
    //     siteConfig.isRegisterVerificationEnabled();
    //
    // // 如果不需要验证码，返回空容器
    // if (!needVerification) {
    //   return SizedBox.shrink();
    // }
    return SizedBox(
      height: 50.w, // 固定高度
      child: TextField(
        controller: controller.codeController,
        style: KrAppTextStyle(
          fontSize: 16,
          color: Colors.white,
        ),
        decoration: InputDecoration(
          hintText: '验证码',
          hintStyle: KrAppTextStyle(
            fontSize: 16,
            color: const Color(0xFFA6A6A6),
            fontWeight: FontWeight.w600,
          ),
          contentPadding: EdgeInsets.symmetric(horizontal: 16.w, vertical: 10.w),
          border: OutlineInputBorder(
            borderRadius: BorderRadius.circular(25.w),
            borderSide: BorderSide(color: Colors.white, width: 2),
          ),
          enabledBorder: OutlineInputBorder(
            borderRadius: BorderRadius.circular(25.w),
            borderSide: BorderSide(color: Colors.white, width: 2),
          ),
          focusedBorder: OutlineInputBorder(
            borderRadius: BorderRadius.circular(25.w),
            borderSide: BorderSide(color: Colors.white, width: 2),
          ),
          isDense: true,
          suffixIconConstraints: BoxConstraints(
            maxHeight: 50.w, // 限制最大高度
          ),
          suffixIcon: Padding(
            padding: EdgeInsets.symmetric(horizontal: 5.w, vertical: 5.w),
            child: Obx(() {

              return GestureDetector(
                onTap: controller.kr_canSendCode.value ?  () => controller.kr_sendCode() :  null,
                child: Container(
                  width: 100.w,
                  alignment: Alignment.center,
                  decoration: BoxDecoration(
                    color:  controller.kr_canSendCode.value
                        ? Theme.of(Get.context!).primaryColor
                        : const Color(0xFFD5D5D5),
                    borderRadius: BorderRadius.circular(100.r), // 药丸状
                  ),
                  child: Text(
                    controller.kr_countdownText.value,
                    style: KrAppTextStyle(
                      fontSize: 14,
                      fontWeight: FontWeight.w600,
                      color: controller.kr_canSendCode.value
                          ? Colors.black
                          : const Color(0xFF464655) ,
                    ),
                  ),
                ),
              );
            }),
          ),
        ),
      ),
    );
  }


  Widget _buildSaveButton() {
    return GestureDetector(
      onTap: () {
        _handleSave();
      },
      child: Container(
        width: double.infinity,
        height: 50.w,
        decoration: BoxDecoration(
          color: Theme.of(Get.context!).primaryColor,
          borderRadius: BorderRadius.circular(100.r),
        ),
        child: Center(
          child: Text(
            controller.kr_getNextBtnText(),
            style: KrAppTextStyle(
              fontSize: 16,
              fontWeight: FontWeight.w600,
              color: Colors.black,
            ),
          ),
        ),
      ),
    );
  }

  void _handleSave() {
    final entry = (Get.arguments as Map<String, dynamic>?)?['entry'];

    if (entry == 'forget_psd') {
      controller.kr_setNewPsdByForgetPsd();
    } else if (entry == 'bind_email') {
      controller.kr_register();
    } else if (entry == 'login') {
      controller.kr_check();
    }
  }
}