116 lines
3.6 KiB
Dart
116 lines
3.6 KiB
Dart
import 'dart:convert';
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import 'dart:math';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:get/get.dart';
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import 'package:now_wallpaper/common/components/view_state_widget.dart';
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import 'package:now_wallpaper/generated/assets.dart';
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import 'package:now_wallpaper/models/wallpaper_model.dart';
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import 'package:now_wallpaper/modules/catalog/catalog_controller.dart';
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import 'package:now_wallpaper/modules/catalog/catalog_view.dart';
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import 'package:now_wallpaper/modules/discover/discover_controller.dart';
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import 'package:now_wallpaper/modules/discover/discover_view.dart';
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import 'package:now_wallpaper/modules/favorite/favorite_controller.dart';
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import 'package:now_wallpaper/modules/favorite/favorite_view.dart';
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import 'package:now_wallpaper/routes/app_pages.dart';
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class RootController extends GetxController {
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static RootController get to => Get.find<RootController>();
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final pages = [
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PageItem('Discover', [Assets.imagesDiscoverUnchecked, Assets.imagesDiscoverSelected], const DiscoverView()),
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PageItem('Favorite', [Assets.imagesFavoriteUnchecked, Assets.imagesFavoriteSelected], const FavoriteView()),
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PageItem('Catalog', [Assets.imagesCatalogUnchecked, Assets.imagesCatalogSelected], const CatalogView()),
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];
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late PageController pageController;
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var currentIndex = 0.obs;
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var wallpaperModelList = <WallpaperModel>[];
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var viewState = ViewState.loading;
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@override
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void onInit() {
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super.onInit();
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pageController = PageController(initialPage: currentIndex.value);
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}
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@override
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void onReady() {
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super.onReady();
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_getAllData();
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}
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@override
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void onClose() {
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pageController.dispose();
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super.onClose();
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}
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/// PageView页面改变回调
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void onPageChanged(int index) {
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currentIndex.value = index;
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}
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/// 点击BottomNavigationBar
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void onTapNavigationBar(int index) {
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pageController.jumpToPage(index);
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}
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/// 点击设置
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void onTapSettings() {
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Get.toNamed(AppPages.settings);
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}
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// void _showPopMenu(context) {
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// showMenu(
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// context: context,
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// surfaceTintColor: Colors.white,
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// position: RelativeRect.fromLTRB(double.infinity, statusToolBarHeight, 0.0, 0.0),
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// items: [
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// PopupMenuItem<String>(
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// value: 'delete',
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// onTap: deleteOnTap,
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// child: const ListTile(
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// leading: Icon(Icons.delete),
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// title: Text('Delete All'),
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// ),
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// ),
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// ],
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// );
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// }
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/// 获取所有数据
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Future<void> _getAllData() async {
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// 读取json文件，获取数据
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var data = jsonDecode(await rootBundle.loadString(Assets.jsonWallpaper));
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if (data != null && data is List) {
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wallpaperModelList = data.map((e) => WallpaperModel.fromJson(e)).toList();
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viewState = wallpaperModelList.isNotEmpty ? ViewState.normal : ViewState.empty;
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}
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if (Get.isRegistered<DiscoverController>()) {
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DiscoverController.to.getData();
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}
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if (Get.isRegistered<FavoriteController>()) {
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FavoriteController.to.getTodayHottestList();
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}
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if (Get.isRegistered<CatalogController>()) {
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CatalogController.to.getData();
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}
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}
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/// 随机取一个分类
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WallpaperModel? getRandomCls() {
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if (wallpaperModelList.isNotEmpty) {
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Random random = Random();
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int i = random.nextInt(wallpaperModelList.length);
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return wallpaperModelList[i];
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}
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return null;
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}
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}
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class PageItem {
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late final String label;
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late final List<String> icons;
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late final StatelessWidget widget;
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PageItem(this.label, this.icons, this.widget);
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}
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