80 lines
2.0 KiB
Dart
80 lines
2.0 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:get/get_rx/get_rx.dart';
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import 'package:wallpaperx/common/components/dialog/remind_dialog.dart';
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import 'package:wallpaperx/common/components/view_state_widget.dart';
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import 'package:wallpaperx/common/storage/favorite_data.dart';
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import 'package:wallpaperx/routes/app_pages.dart';
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class FavoriteController extends GetxController {
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static FavoriteController get to => Get.find<FavoriteController>();
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late ScrollController scrollController;
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late ViewState viewState;
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RxList favoriteList = [].obs;
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@override
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void onInit() {
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super.onInit();
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scrollController = ScrollController();
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getData();
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}
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@override
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void onClose() {
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scrollController.dispose();
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super.onClose();
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}
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void getData() {
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favoriteList.clear();
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favoriteList.addAll(FavoriteData().getWallpaperData().reversed.toList());
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_refreshList();
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}
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void _refreshList() {
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viewState = favoriteList.isNotEmpty ? ViewState.normal : ViewState.empty;
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refresh();
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}
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/// 点击壁纸
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void onTapItem(int index) {
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Get.toNamed(AppPages.wallpaperDet, arguments: {
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'position': index,
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'wallpaperList': favoriteList,
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});
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}
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/// 长按壁纸
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void onLongPress(int index) {
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Get.dialog(
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barrierDismissible: false,
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RemindDialog(
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content: 'Are you sure you want to delete the wallpaper?',
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confirmOnTap: () {
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// 计算原始列表中的对应索引
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int indexToRemoveFromDb =
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FavoriteData().getWallpaperData().length - 1 - index;
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FavoriteData().delete(indexToRemoveFromDb);
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favoriteList.removeAt(index);
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_refreshList();
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},
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),
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);
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}
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/// 删除所有壁纸
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void deleteAll() {
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Get.dialog(
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barrierDismissible: false,
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RemindDialog(
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content: 'Are you sure to delete all wallpapers?',
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confirmOnTap: () async {
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FavoriteData().clear();
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favoriteList.clear();
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_refreshList();
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},
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),
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);
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}
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}
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