import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:hgdj/hj_utils/screen.dart';
import 'package:hgdj/tools_base/widget/net_image_widget.dart';
import 'package:hgdj/tools_base/widget/sheet_handle_bar.dart';

import '../../hj_page/mine/mine_vip/pay_order_source.dart';
import '../../hj_page/mine/mine_vip/vip_support_model.dart';
import '../../hj_page/mine/widgets/gradient_text.dart';
import 'guide_common.dart';
import 'guide_config.dart';
import 'guide_manager.dart';

/// 吸底型付费引导弹窗(通用壳)：横条 + 标题 + [badge] + 主图 + 副文案 + 开通按钮，
/// 首页/播放页各自传 title/subtitle/buttonText 组装
class GuideBottomSheet extends StatelessWidget {
  final VipProductModel card;
  final Widget title; // 各场景自定义
  final Widget? badge; // 标题下方的小标签(免费次数场景用)，不传不占位
  final Widget subtitle; // 主图下方文案
  final String buttonText;
  final PaySourcePage sourcePage;
  final String cover; // 场景下发的主图，相对路径由 ImageCacheManager 拼域名
  const GuideBottomSheet({
    super.key,
    required this.card,
    required this.title,
    this.badge,
    required this.subtitle,
    required this.buttonText,
    required this.sourcePage,
    required this.cover,
  });

  /// [scene] 决定主图/卡/下单来源，调用方须先用开关判过能弹
  /// 返回 true = 点了开通并已跳会员页(调用方据此别恢复播放)
  static Future<bool> show({
    required GuideScene scene,
    required Widget title,
    required Widget subtitle,
    Widget? badge,
    String? buttonText,
  }) async {
    final card = await loadGuideCard(scene);
    if (card == null) return false; // 配置有误不弹
    final goVip = await Get.bottomSheet<bool>(
      GuideBottomSheet(
        card: card,
        title: title,
        badge: badge,
        subtitle: subtitle,
        buttonText: buttonText ?? '立即开通 · 仅需¥${card.discountedPriceUI}',
        sourcePage: guideSourcePage(scene),
        cover: GuideManager().configOf(scene)?.cover ?? '', //已校验非空
      ),
      isScrollControlled: true,
      backgroundColor: Colors.transparent,
    );
    return goVip ?? false;
  }

  /// 播放页引导(长短视频共用文案)：文案优先用下发的，没配走默认。
  /// [buttonText] 短视频传无价文案，长视频走默认带价文案
  static Future<bool> showVideo({String? buttonText}) {
    final config = GuideManager().configOf(GuideScene.videoPreviewEnd);
    return show(
      scene: GuideScene.videoPreviewEnd,
      title: Text(
        config?.title?.isNotEmpty == true
            ? config!.title!
            : '该视频为VIP内容\n只能观看试看内容哦～',
        textAlign: TextAlign.center,
        style: const TextStyle(
            color: Colors.white, fontSize: 17, fontWeight: FontWeight.w600),
      ),
      subtitle: GradientText(
        config?.description?.isNotEmpty == true
            ? config!.description!
            : '想要查看完整内容，需要开通会员',
        gradient:
            const LinearGradient(colors: [Colors.white, Color(0xffEFD394)]),
        style: const TextStyle(
            color: Colors.white, fontSize: 15, fontWeight: FontWeight.w500),
      ),
      buttonText: buttonText,
    );
  }

  @override
  Widget build(BuildContext context) {
    return Material(
      color: Colors.transparent,
      child: Container(
        width: double.infinity,
        padding: EdgeInsets.fromLTRB(16, 18, 16, 18 + screen.paddingBottom),
        decoration: const BoxDecoration(
          gradient: LinearGradient(
              begin: Alignment.topCenter,
              end: Alignment.bottomCenter,
              colors: [Color(0xff0F0F0F), Colors.black]),
          border: Border(
              top: BorderSide(
                  color: Color(0x4DE4BB6D))), // rgba(228,187,109,0.3)
          borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
        ),
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            const SheetHandleBar(),
            18.sizeBoxH,
            title,
            if (badge != null) ...[18.sizeBoxH, badge!],
            18.sizeBoxH,
            // 主图(场景下发)
            SizedBox(
              width: 270,
              height: 122,
              child: NetworkImageLoader(
                  imageUrl: cover, fit: BoxFit.fill, borderRadius: 8),
            ),
            18.sizeBoxH,
            subtitle,
            18.sizeBoxH,
            // 开通按钮
            GestureDetector(
              onTap: () => goVipDetail(card, sourcePage: sourcePage),
              child: Container(
                width: double.infinity,
                height: 52,
                alignment: Alignment.center,
                decoration: BoxDecoration(
                  gradient: const LinearGradient(
                      colors: [Color(0xffFFB03F), Color(0xffF2680C)]),
                  borderRadius: BorderRadius.circular(26),
                  boxShadow: [
                    BoxShadow(
                        color: const Color(0x73F2680C),
                        blurRadius: 18,
                        offset: const Offset(0, 6))
                  ], // rgba(242,104,12,0.45)
                ),
                child: Text(buttonText,
                    style: const TextStyle(
                        color: Colors.white,
                        fontSize: 17,
                        fontWeight: FontWeight.w700)),
              ),
            ),
          ],
        ),
      ),
    );
  }
}