import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';

import '../controllers/voice_replication_controller.dart';
import 'recorder_bottom_sheet.dart';

class VoiceReplicationView extends GetView<VoiceReplicationController> {
  const VoiceReplicationView({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    final isDarkMode = Theme.of(context).brightness == Brightness.dark;

    return Scaffold(
      backgroundColor: isDarkMode ? Colors.black : Colors.grey[50],
      appBar: _buildAppBar(isDarkMode),
      body: _buildBody(isDarkMode),
    );
  }

  // 构建应用栏
  PreferredSizeWidget _buildAppBar(bool isDarkMode) {
    return AppBar(
      backgroundColor: isDarkMode ? Colors.black : Colors.white,
      elevation: 0.5,
      leading: IconButton(
        icon: Icon(
          Icons.arrow_back_ios,
          color: isDarkMode ? Colors.white : Colors.black,
          size: 20.sp,
        ),
        onPressed: () => Get.back(),
      ),
      title: Text(
        '声音复刻',
        style: TextStyle(
          fontSize: 17.sp,
          fontWeight: FontWeight.w600,
          color: isDarkMode ? Colors.white : Colors.black,
        ),
      ),
      centerTitle: true,
    );
  }

  // 构建主体内容
  Widget _buildBody(bool isDarkMode) {
    return ListView(
      padding: EdgeInsets.symmetric(horizontal: 12.w, vertical: 15.w),
      children: [
        Container(
          padding: EdgeInsets.symmetric(horizontal: 12.w, vertical: 20.w),
          margin: EdgeInsets.only(bottom: 15.w),
          decoration: BoxDecoration(
            color: isDarkMode ? Colors.grey[800] : Colors.white,
            borderRadius: BorderRadius.circular(12.w),
            boxShadow: [
              BoxShadow(
                color: isDarkMode
                    ? Colors.black.withValues(alpha: 0.2)
                    : Colors.black.withValues(alpha: 0.05),
                blurRadius: 10,
                offset: const Offset(0, 4),
              ),
            ],
          ),
          child: Column(
            children: [
              Container(
                width: 60.w,
                height: 60.w,
                decoration: BoxDecoration(
                  borderRadius: BorderRadius.circular(12.w),
                  border: Border.all(
                    color: Colors.grey,
                  ),
                ),
                child: Icon(
                  Icons.voice_chat,
                  size: 40.w,
                ),
              ),
              Padding(
                padding: EdgeInsets.only(top: 20.w, bottom: 10.w),
                child: Text(
                  '首月免费使用',
                  style: TextStyle(
                    color: isDarkMode ? Colors.white : Colors.black87,
                    fontSize: 18.sp,
                    fontWeight: FontWeight.bold,
                  ),
                ),
              ),
              Text(
                '使用声音复刻可为你生成专属音色档案，在配音、播报与对话中保留你的声音特征，适用于视频解说、虚拟助理、无障碍朗读等场景。',
                textAlign: TextAlign.center,
                style: TextStyle(
                  color: isDarkMode ? Colors.white : Colors.black87,
                  fontSize: 14.sp,
                ),
              ),
            ],
          ),
        ),
        Container(
          padding: EdgeInsets.symmetric(horizontal: 12.w, vertical: 2.w),
          margin: EdgeInsets.only(bottom: 15.w),
          decoration: BoxDecoration(
            color: isDarkMode ? Colors.grey[800] : Colors.white,
            borderRadius: BorderRadius.circular(12.w),
            boxShadow: [
              BoxShadow(
                color: isDarkMode
                    ? Colors.black.withValues(alpha: 0.2)
                    : Colors.black.withValues(alpha: 0.05),
                blurRadius: 10,
                offset: const Offset(0, 4),
              ),
            ],
          ),
          child: Obx(
            () => Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                _buildSwitch(
                  isDarkMode,
                  '开启声音复刻',
                  controller.isReplicating.value,
                  onChanged: (bool value) {
                    controller.isReplicating.value = value;
                    controller.enableVoiceFlocking();
                  },
                ),
                if (controller.isReplicating.value) _buildOpen(isDarkMode),
              ],
            ),
          ),
        ),
        Obx(
          () => controller.isReplicating.value
              ? Container(
                  padding:
                      EdgeInsets.symmetric(horizontal: 12.w, vertical: 5.w),
                  margin: EdgeInsets.only(bottom: 15.w),
                  decoration: BoxDecoration(
                    color: isDarkMode ? Colors.grey[800] : Colors.white,
                    borderRadius: BorderRadius.circular(12.w),
                    boxShadow: [
                      BoxShadow(
                        color: isDarkMode
                            ? Colors.black.withValues(alpha: 0.2)
                            : Colors.black.withValues(alpha: 0.05),
                        blurRadius: 10,
                        offset: const Offset(0, 4),
                      ),
                    ],
                  ),
                  child: Column(
                    children: [
                      _buildSwitch(
                        isDarkMode,
                        'AI全能助手开启',
                        controller.isAgent.value,
                        onChanged: (bool value) {
                          controller.isAgent.value = value;
                        },
                      ),
                      _buildSwitch(
                        isDarkMode,
                        '同声翻译开启',
                        controller.isSimultaneous.value,
                        onChanged: (bool value) {
                          controller.isSimultaneous.value = value;
                        },
                      ),
                      _buildSwitch(
                        isDarkMode,
                        '通话翻译开启',
                        controller.isCall.value,
                        onChanged: (bool value) {
                          controller.isCall.value = value;
                        },
                      ),
                      _buildSwitch(
                        isDarkMode,
                        '面对面翻译开启',
                        controller.isFaceToFace.value,
                        onChanged: (bool value) {
                          controller.isFaceToFace.value = value;
                        },
                      ),
                    ],
                  ),
                )
              : const SizedBox.shrink(),
        ),
      ],
    );
  }

  Widget _buildOpen(bool isDarkMode) {
    return Container(
      padding: EdgeInsets.symmetric(vertical: 10.w),
      child: controller.speakerProfileId.value.isNotEmpty
          ? Text(
              '个人语音ID：\n${controller.speakerProfileId.value}',
              style: TextStyle(
                color: isDarkMode ? Colors.white : Colors.grey,
                fontSize: 14.sp,
              ),
            )
          : GestureDetector(
              onTap: () {
                Get.bottomSheet(
                  const RecorderBottomSheet(),
                  isScrollControlled: true,
                  backgroundColor:
                      isDarkMode ? Colors.grey[800] : Colors.grey[100],
                  shape: RoundedRectangleBorder(
                    borderRadius: BorderRadius.vertical(
                      top: Radius.circular(12.r),
                    ),
                  ),
                );
              },
              child: Container(
                padding: EdgeInsets.symmetric(
                  horizontal: 12.w,
                  vertical: 6.w,
                ),
                decoration: BoxDecoration(
                  color: Colors.blue.withValues(alpha: 0.1),
                  borderRadius: BorderRadius.circular(6.r),
                  border: Border.all(
                    color: Colors.blue.withValues(alpha: 0.3),
                  ),
                ),
                child: Text(
                  '创建个人语音',
                  style: TextStyle(
                    fontSize: 14.sp,
                    color: Colors.blue,
                    fontWeight: FontWeight.w500,
                  ),
                ),
              ),
            ),
    );
  }

  Widget _buildSwitch(
    bool isDarkMode,
    String title,
    bool value, {
    Function(bool)? onChanged,
  }) {
    return Padding(
      padding: EdgeInsets.symmetric(vertical: 2.w),
      child: Row(
        mainAxisAlignment: MainAxisAlignment.spaceBetween,
        children: [
          Text(
            title,
            style: TextStyle(
              color: isDarkMode ? Colors.white : Colors.black87,
              fontSize: 16.sp,
            ),
          ),
          Transform.scale(
            scale: 0.8,
            alignment: Alignment.centerRight,
            child: Switch(
              value: value,
              onChanged: onChanged,
            ),
          ),
        ],
      ),
    );
  }
}