import 'package:ef/ef.dart';
import 'package:flutter/material.dart';
import 'package:flutter_pdfview/flutter_pdfview.dart';
import 'package:vbvs_app/common/color/appConstants.dart';
import 'package:vbvs_app/common/util/FitTool.dart';
import 'package:vbvs_app/common/util/MyUtils.dart';
import 'package:vbvs_app/controller/setting/pdf/UserPdfController.dart';
import 'package:flutter/services.dart';

class UserAgreementPage extends StatefulWidget {
  UserAgreementPage({super.key});

  @override
  State<UserAgreementPage> createState() => _UserAgreementPageState();
}

class _UserAgreementPageState extends State<UserAgreementPage> {
  UserPdfController pdfController = Get.find();

  @override
  void initState() {
    super.initState();
    String language = "zh_CN"; // 默认语言

    if (mhLanguageController.selectLanguage?.value?.language_code != null) {
      language = mhLanguageController.selectLanguage!.value!.language_code!;
    }

    int ent_type = AppConstants().ent_type;

    // 根据 ent_type 拼接不同的文件名
    String pdfName =
        ent_type == 1 ? "$language.pdf" : "${language}_$ent_type.pdf";

    pdfController.loadPdf(
      1,
      "https://vsbst-api.he-info.cn/vsbs_sotrage/user-scheme/$pdfName",
    );
  }

  @override
  Widget build(BuildContext context) {
    return LayoutBuilder(
      builder: (context, bodySize) => GestureDetector(
        // onTap: () => FocusScope.of(context).unfocus(),,
        child: Container(
          decoration: BoxDecoration(
            image: DecorationImage(
              image: AssetImage('assets/images/new_background.png'), // 本地图片
              fit: BoxFit.fill, // 填满整个 Container
            ),
          ),
          child: Scaffold(
            backgroundColor: Colors.transparent, // 加上这一行
            appBar: AppBar(
              systemOverlayStyle: SystemUiOverlayStyle(
                statusBarColor: Colors.transparent, // 状态栏背景色
                statusBarIconBrightness: Brightness.light, // 图标颜色（Android）
                statusBarBrightness: Brightness.light, // 图标颜色（iOS）
              ),
              backgroundColor: Colors.transparent,
              automaticallyImplyLeading: false,
              iconTheme: IconThemeData(
                color: themeController.currentColor.sc3,
              ),
              titleSpacing: 0,
              // leading: returnIconButtom,
              title: Container(
                width: double.infinity,
                height: 180.rpx,
                child: Stack(
                  alignment: Alignment.center,
                  children: [
                    /// 居中标题
                    Text(
                      '用户协议'.tr,
                      style: TextStyle(
                        fontFamily: 'Readex Pro',
                        color: themeController.currentColor.sc3,
                        letterSpacing: 0,
                        fontSize: 30.rpx,
                      ),
                    ),

                    /// 左边返回按钮
                    Positioned(
                      left: 0,
                      child: returnIconButtomNew(),
                    ),
                  ],
                ),
              ),

              actions: [],
              centerTitle: false,
            ),

            body: SafeArea(
              top: true,
              child: Padding(
                padding: EdgeInsets.symmetric(horizontal: 0.rpx),
                child: Column(
                  children: [
                    Expanded(
                      child: Obx(() {
                        if (pdfController.localPdfPath.value == null) {
                          return Center(
                            child: CircularProgressIndicator(
                              strokeWidth: 2,
                              valueColor: AlwaysStoppedAnimation<Color>(
                                themeController.currentColor.sc1,
                              ),
                            ),
                          );
                        } else {
                          return PDFView(
                            filePath: pdfController.localPdfPath.value!,
                            autoSpacing: false,
                            enableSwipe: true,
                            swipeHorizontal: false,
                            pageSnap: true,
                            fitEachPage: true,
                            defaultPage: 0,
                            onRender: (pages) => print('PDF 渲染完成，共 $pages 页'),
                            onError: (error) => print('PDF 加载错误: $error'),
                          );
                        }
                      }),
                    ),
                  ],
                ),
              ),
            ),
          ),
        ),
      ),
    );
  }
}