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import 'package:easy_refresh/easy_refresh.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:dating_touchme_app/controller/home/home_controller.dart';
import 'package:dating_touchme_app/model/home/marriage_data.dart';
import 'package:dating_touchme_app/pages/home/content_card.dart';
/// 推荐列表 Tab
class RecommendTab extends StatefulWidget {
const RecommendTab({super.key});
@override
State<RecommendTab> createState() => _RecommendTabState();
}
class _RecommendTabState extends State<RecommendTab>
with AutomaticKeepAliveClientMixin {
final HomeController controller = Get.find<HomeController>();
// late final RefreshController _refreshController;
@override
void initState() {
super.initState();
// _refreshController = RefreshController(initialRefresh: false);
}
@override
void dispose() {
// _refreshController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
super.build(context);
// 获取底部安全区域高度和 tabbar 高度(约64)
final bottomPadding = MediaQuery.of(context).padding.bottom;
final tabBarHeight = 64.0;
final totalBottomPadding = bottomPadding + tabBarHeight;
return Obx(() {
// final List<MarriageData> dataSource = controller.recommendFeed;
return EasyRefresh(
controller: EasyRefreshController(),
header: const ClassicHeader(
dragText: '下拉刷新',
armedText: '释放刷新',
readyText: '刷新中...',
processingText: '刷新中...',
processedText: '刷新完成',
failedText: '刷新失败',
noMoreText: '没有更多数据',
showMessage: false
),
footer: ClassicFooter(
dragText: '上拉加载',
armedText: '释放加载',
readyText: '加载中...',
processingText: '加载中...',
processedText: '加载完成',
failedText: '加载失败',
noMoreText: '没有更多数据',
showMessage: false
),
// 下拉刷新
onRefresh: () async {
print('推荐列表下拉刷新被触发');
try {
await controller.refreshRecommendData();
print(
'推荐列表刷新完成, hasMore: $controller.recommendHasMore.value');
// _refreshController.loadComplete();
} catch (e) {
print('推荐列表刷新失败: $e');
// _refreshController.refreshFailed();
}
},
// 上拉加载更多
onLoad: () async {
print(
'推荐列表上拉加载被触发, hasMore: $controller.recommendHasMore.value');
if (controller.recommendHasMore.value) {
try {
await controller.loadRecommendMoreData();
// 完成加载,根据是否有更多数据决定
if (controller.recommendHasMore.value) {
// _refreshController.loadComplete();
print('推荐列表加载更多成功');
} else {
// _refreshController.loadNoData();
print('推荐列表没有更多数据了');
}
} catch (e) {
print('推荐列表加载更多失败: $e');
// _refreshController.loadFailed();
}
} else {
// _refreshController.loadNoData();
print('推荐列表没有更多数据');
}
},
child: SizedBox(
height: MediaQuery.of(context).size.height - totalBottomPadding,
child: ListView.separated(
// 关键:始终允许滚动,即使内容不足
// 移除顶部 padding,让刷新指示器可以正确显示在 AppBar 下方
padding: EdgeInsets.only(
left: 12,
right: 12,
bottom: 12,
),
itemBuilder: (context, index) {
// 空数据状态
if (controller.recommendFeed.isEmpty && index == 0) {
// 使用足够的高度确保可以滚动
if (controller.recommendIsLoading.value) {
return SizedBox(
height: MediaQuery.of(context).size.height - totalBottomPadding,
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
CircularProgressIndicator(),
SizedBox(height: 16),
Text('加载数据中...'),
],
),
),
);
} else {
return SizedBox(
height: MediaQuery
.of(context)
.size
.height - totalBottomPadding,
child: const Center(
child: Text(
"暂无数据",
style: TextStyle(fontSize: 14, color: Color(0xFF999999)),
),
),
);
}
}
// 数据项
final item = controller.recommendFeed[index];
return ContentCard(item: item);
},
separatorBuilder: (context, index) {
// 空状态或加载状态时不显示分隔符
if (controller.recommendFeed.isEmpty) return const SizedBox.shrink();
return const SizedBox(height: 12);
},
// 至少显示一个 item(用于显示加载或空状态)
itemCount: controller.recommendFeed.isEmpty ? 1 : controller.recommendFeed.length,
)
),
);
});
}
@override
bool get wantKeepAlive => true;
}