import 'dart:convert';

import 'package:easy_refresh/easy_refresh.dart';
import 'package:get/get.dart';
import 'package:wallpaperx/common/components/easy_loading.dart';
import 'package:wallpaperx/common/http/http_util.dart';
import 'package:wallpaperx/common/http/url.dart';
import 'package:wallpaperx/entity/image_model.dart';
import 'package:wallpaperx/routes/app_pages.dart';

class ClsDetController extends GetxController {
  late final EasyRefreshController refreshController = EasyRefreshController(controlFinishLoad: true);
  RxList wallpaperList = [].obs;
  late String clsName = "";

  /// 页码、每页数量
  int skip = 0;
  int limit = 20;

  @override
  void onInit() {
    super.onInit();
    clsName = Get.arguments ?? "";
    getImages();
  }

  void getImages() {
    if (clsName.isNotEmpty) {
      skip = 0;
      loading(show: true);
      HttpUtil.get(Url.searchImages, (callback) async {
        if (callback != null) {
          dynamic res = json.decode(callback);
          refreshController.finishLoad();
          if (res["images"] != null) {
            List list = List.from(res["images"]);
            wallpaperList.clear();
            wallpaperList
                .addAll(list.map((e) => ImageModel.fromJson(e)).toList());
          }
        }
        dismiss(dismiss: true);
      }, params: {"limit": limit, "skip": skip, "query": clsName});
    }
  }

  /// 上拉加载
  void onLoad() {
    skip += limit;
    HttpUtil.get(Url.searchImages, (callback) async {
      if (callback != null) {
        dynamic res = json.decode(callback);
        refreshController.finishLoad();
        if (res["images"] != null) {
          List list = List.from(res["images"]);
          wallpaperList
              .addAll(list.map((e) => ImageModel.fromJson(e)).toList());
        }
      }
    }, params: {"limit": limit, "skip": skip, "query": clsName});
  }

  /// 点击壁纸
  void onTapItem(int index) {
    Get.toNamed(AppPages.wallpaperDetV2, arguments: {
      'position': index,
      'wallpaperList': wallpaperList,
    })?.then((value) {
      if (value != null && value != clsName) {
        clsName = value ?? "";
        getImages();
      }
    });
  }
}