import 'package:dio/dio.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:huixiang/generated/l10n.dart';
import 'package:huixiang/retrofit/data/activity.dart';
import 'package:huixiang/retrofit/data/base_data.dart';
import 'package:huixiang/retrofit/data/page.dart';
import 'package:huixiang/retrofit/retrofit_api.dart';
import 'package:huixiang/utils/font_weight.dart';
import 'package:huixiang/view_widget/item_title.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:shared_preferences/shared_preferences.dart';

class FeaturedActivity extends StatefulWidget {
  @override
  State<StatefulWidget> createState() {
    return _FeaturedActivity();
  }
}

class _FeaturedActivity extends State<FeaturedActivity> {
  ApiService apiService;

  @override
  void initState() {
    super.initState();
    queryActivity();
  }

  List<Activity> activityList;

  queryActivity() async {
    final SharedPreferences value = await SharedPreferences.getInstance();
    apiService =
        ApiService(Dio(), context: context, token: value.getString('token'));
    BaseData<PageInfo<Activity>> baseData = await apiService.informationList({
      "pageNum": 1,
      "pageSize": 10,
      "searchKey": "",
      "type": 1,
      "state": 1
    }).catchError((error) {});
    if (baseData != null && baseData.isSuccess) {
      activityList = baseData.data.list;
      if (activityList != null && activityList.length == 1)
        activityList.add(activityList[0]);
      if (activityList != null && activityList.length == 2)
        activityList.add(activityList[1]);
    }
  }

  @override
  Widget build(BuildContext context) {
    return Column(
      children: [
        ItemTitle(
          text: "精选活动",
          imgPath: "assets/image/home_activity.png",
          moreText: S.of(context).chakangengduo,
          onTap: () {
            Navigator.of(context).pushNamed('/router/activity_list');
          },
        ),
        SizedBox(
          height: 10.h,
        ),
        Container(
          margin: EdgeInsets.symmetric(horizontal: 9.w),
          child: Row(
            children: [
              if (activityList != null && activityList.length > 0)
                GestureDetector(
                  onTap: () {
                    Navigator.of(context).pushNamed('/router/web_page',
                        arguments: {"activityId": activityList[0].id});
                  },
                  child: Container(
                    child: stackItem(18.sp, activityList[0]),
                    margin: EdgeInsets.symmetric(horizontal: 5.w),
                    width: (MediaQuery.of(context).size.width - 42) / 2,
                    height: 190.h,
                    decoration: BoxDecoration(
                      borderRadius: BorderRadius.circular(4),
                      color: Colors.red,
                      image: DecorationImage(
                        image: NetworkImage(
                          activityList[0].coverImg,
                        ),
                        fit: BoxFit.cover,
                      ),
                    ),
                  ),
                ),
              if (activityList != null && activityList.length > 1)
                Container(
                  child: Column(
                    mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                    children: [
                      GestureDetector(
                        onTap: () {
                          Navigator.of(context).pushNamed('/router/web_page',
                              arguments: {"activityId": activityList[1].id});
                        },
                        child: Container(
                          child: stackItem(12.sp, activityList[1]),
                          margin: EdgeInsets.symmetric(horizontal: 5.w),
                          width: (MediaQuery.of(context).size.width - 42) / 2,
                          height: 190.h / 2,
                          decoration: BoxDecoration(
                            borderRadius: BorderRadius.circular(4),
                            color: Colors.green,
                            image: DecorationImage(
                              image: NetworkImage(
                                activityList[1].coverImg,
                              ),
                              fit: BoxFit.cover,
                            ),
                          ),
                        ),
                      ),
                      SizedBox(
                        height: 5,
                      ),
                      GestureDetector(
                        onTap: () {
                          Navigator.of(context).pushNamed('/router/web_page',
                              arguments: {"activityId": activityList[2].id});
                        },
                        child: Container(
                          child: stackItem(12.sp, activityList[2]),
                          margin: EdgeInsets.symmetric(horizontal: 5.w),
                          width: (MediaQuery.of(context).size.width - 42) / 2,
                          height: 190.h / 2,
                          decoration: BoxDecoration(
                            borderRadius: BorderRadius.circular(4),
                            color: Colors.blue,
                            image: DecorationImage(
                              image: NetworkImage(
                                activityList[2].coverImg,
                              ),
                              fit: BoxFit.cover,
                            ),
                          ),
                        ),
                      ),
                    ],
                  ),
                ),
            ],
          ),
        ),
        SizedBox(
          height: 28.h,
        ),
      ],
    );
  }

  Widget stackItem(double textSize, Activity activity) {
    return Container(color: Color.fromARGB(80, 0, 0, 0),child: Column(
      mainAxisAlignment: MainAxisAlignment.spaceBetween,
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Container(
          margin: EdgeInsets.only(left: 8, top: 8),
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              Text(
                activity.mainTitle,
                overflow: TextOverflow.ellipsis,
                maxLines: 1,
                style: TextStyle(
                  fontWeight: MyFontWeight.semi_bold,
                  fontSize: textSize,
                  color: Colors.white,
                ),
              ),
              SizedBox(
                height: 2,
              ),
              Text(
                activity?.viceTitle??"",
                style: TextStyle(
                  fontWeight: MyFontWeight.semi_bold,
                  fontSize: 12.sp,
                  color: Colors.white,
                ),
              ),
            ],
          ),
        ),
        Container(
          width: 58.w,
          margin: EdgeInsets.only(left: 8, bottom: 8),
          padding: EdgeInsets.symmetric(
            vertical: 4.h,
            horizontal: 8.w,
          ),
          decoration: BoxDecoration(
            color: Color(0xFF32A060),
            borderRadius: BorderRadius.circular(20),
          ),
          alignment: Alignment.center,
          child: Row(
            mainAxisAlignment: MainAxisAlignment.center,
            crossAxisAlignment: CrossAxisAlignment.center,
            children: [
              Text(
                "了解",
                style: TextStyle(
                  fontSize: 10.sp,
                  fontWeight: MyFontWeight.medium,
                  color: Colors.white,
                ),
              ),
              Icon(
                Icons.keyboard_arrow_right,
                color: Colors.white,
                size: 12,
              ),
            ],
          ),
        ),
      ],
    ));
  }
}