e8d59495a4
主要变更： 1. 移除 UITableView，改为使用 EPMomentListView 以简化数据展示和交互。 2. 添加顶部固定文案 UILabel，提升用户体验。 3. 通过 EPMomentAPIHelper 统一管理 Moments 列表 API 请求，优化数据加载逻辑。 4. 更新 UI 约束，确保布局适配不同屏幕。 此重构旨在提升代码可维护性和用户界面的一致性。
144 lines
4.8 KiB
Objective-C
144 lines
4.8 KiB
Objective-C
//
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// EPMomentListView.m
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// YuMi
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//
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// Created by AI on 2025-10-10.
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//
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#import <UIKit/UIKit.h>
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#import "EPMomentListView.h"
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#import "EPMomentCell.h"
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@interface EPMomentListView () <UITableViewDelegate, UITableViewDataSource>
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@property (nonatomic, strong) UITableView *tableView;
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@property (nonatomic, strong) UIRefreshControl *refreshControl;
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@property (nonatomic, strong) NSMutableArray *mutableRawList;
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@property (nonatomic, strong) EPMomentAPIHelper *api;
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@property (nonatomic, assign) NSInteger currentPage;
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@property (nonatomic, assign) BOOL isLoading;
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@end
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@implementation EPMomentListView
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- (instancetype)initWithFrame:(CGRect)frame {
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self = [super initWithFrame:frame];
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if (self) {
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self.backgroundColor = [UIColor clearColor];
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_api = [[EPMomentAPIHelper alloc] init];
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_mutableRawList = [NSMutableArray array];
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_currentPage = 0; // 若后端从1开始，这里会在首次请求时自增到1
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_sourceType = EPMomentListSourceTypeRecommend;
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[self addSubview:self.tableView];
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[self.tableView mas_makeConstraints:^(MASConstraintMaker *make) {
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make.edges.equalTo(self);
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}];
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}
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return self;
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}
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- (NSArray<NSMutableDictionary *> *)rawList {
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return [self.mutableRawList copy];
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}
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- (void)reloadFirstPage {
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self.currentPage = 0;
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[self.mutableRawList removeAllObjects];
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[self.tableView reloadData];
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[self requestNextPage];
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}
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- (void)requestNextPage {
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if (self.isLoading) return;
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self.isLoading = YES;
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NSLog(@"[EPMomentListView] 请求页码: %ld", (long)self.currentPage);
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@kWeakify(self);
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[self.api fetchMomentsWithType:self.sourceType page:self.currentPage pageSize:20 completion:^(NSArray <MomentsInfoModel *>* _Nullable list, NSInteger code, NSString * _Nullable msg) {
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@kStrongify(self);
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self.isLoading = NO;
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[self.refreshControl endRefreshing];
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NSLog(@"[EPMomentListView] 返回 code=%ld, count=%lu", (long)code, (unsigned long)list.count);
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if (code == 200 && list.count > 0) {
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[self.mutableRawList addObjectsFromArray:list];
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self.currentPage++;
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[self.tableView reloadData];
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} else if (code == 200 && list.count == 0 && self.currentPage == 0) {
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// 如果第一页就为空，尝试从1开始（兼容某些后端从1计数）
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self.currentPage = 1;
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[self requestNextPage];
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}
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}];
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}
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#pragma mark - UITableView
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- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
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return self.mutableRawList.count;
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}
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- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
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EPMomentCell *cell = [tableView dequeueReusableCellWithIdentifier:@"NewMomentCell" forIndexPath:indexPath];
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if (indexPath.row < self.mutableRawList.count) {
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MomentsInfoModel *model = [self.mutableRawList xpSafeObjectAtIndex:indexPath.row];
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[cell configureWithModel:model];
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}
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return cell;
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}
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- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
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return UITableViewAutomaticDimension;
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}
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- (CGFloat)tableView:(UITableView *)tableView estimatedHeightForRowAtIndexPath:(NSIndexPath *)indexPath {
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return 200;
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}
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- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
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[tableView deselectRowAtIndexPath:indexPath animated:YES];
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if (self.onSelectMoment) self.onSelectMoment(indexPath.row);
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}
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- (void)scrollViewDidScroll:(UIScrollView *)scrollView {
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CGFloat offsetY = scrollView.contentOffset.y;
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CGFloat contentHeight = scrollView.contentSize.height;
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CGFloat screenHeight = scrollView.frame.size.height;
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if (offsetY > contentHeight - screenHeight - 100 && !self.isLoading) {
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[self requestNextPage];
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}
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}
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#pragma mark - Lazy
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- (UITableView *)tableView {
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if (!_tableView) {
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_tableView = [[UITableView alloc] initWithFrame:CGRectZero style:UITableViewStylePlain];
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_tableView.delegate = self;
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_tableView.dataSource = self;
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_tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
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_tableView.backgroundColor = [UIColor clearColor];
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_tableView.estimatedRowHeight = 200;
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_tableView.rowHeight = UITableViewAutomaticDimension;
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_tableView.showsVerticalScrollIndicator = NO;
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_tableView.contentInset = UIEdgeInsetsMake(10, 0, 10, 0);
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[_tableView registerClass:[EPMomentCell class] forCellReuseIdentifier:@"NewMomentCell"];
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_tableView.refreshControl = self.refreshControl;
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}
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return _tableView;
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}
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- (UIRefreshControl *)refreshControl {
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if (!_refreshControl) {
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_refreshControl = [[UIRefreshControl alloc] init];
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[_refreshControl addTarget:self action:@selector(reloadFirstPage) forControlEvents:UIControlEventValueChanged];
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}
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return _refreshControl;
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}
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@end
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