1142 lines
37 KiB
Objective-C
1142 lines
37 KiB
Objective-C
//
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// KBAICommentView.m
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// keyBoard
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//
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// Created by Mac on 2026/1/16.
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//
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#import "KBAICommentView.h"
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#import "KBAICommentFooterView.h"
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#import "KBAICommentHeaderView.h"
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#import "KBAICommentInputView.h"
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#import "KBAICommentModel.h"
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#import "KBAIReplyCell.h"
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#import "KBAIReplyModel.h"
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#import "KBCommentModel.h"
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#import "AiVM.h"
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#import "KBUserSessionManager.h"
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#import "KBUser.h"
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#import <MJExtension/MJExtension.h>
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#import <Masonry/Masonry.h>
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#import <MJRefresh/MJRefresh.h>
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static NSString *const kCommentHeaderIdentifier = @"CommentHeader";
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static NSString *const kReplyCellIdentifier = @"ReplyCell";
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static NSString *const kCommentFooterIdentifier = @"CommentFooter";
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@interface KBAICommentView () <UITableViewDataSource, UITableViewDelegate>
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@property(nonatomic, strong) UIVisualEffectView *blurBackgroundView;
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@property(nonatomic, strong) UIView *headerView;
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@property(nonatomic, strong) UILabel *titleLabel;
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@property(nonatomic, strong) UIButton *closeButton;
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@property(nonatomic, strong) BaseTableView *tableView;
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@property(nonatomic, strong) KBAICommentInputView *inputView;
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@property(nonatomic, strong) NSMutableArray<KBAICommentModel *> *comments;
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/// 分页参数
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@property(nonatomic, assign) NSInteger currentPage;
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@property(nonatomic, assign) NSInteger pageSize;
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@property(nonatomic, assign) BOOL isLoading;
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@property(nonatomic, assign) BOOL hasMoreData;
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/// 键盘高度
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@property(nonatomic, assign) CGFloat keyboardHeight;
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/// 输入框底部约束
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@property(nonatomic, strong) MASConstraint *inputBottomConstraint;
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/// 当前回复的目标（一级评论）
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@property(nonatomic, weak) KBAICommentModel *replyToComment;
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/// 当前回复的目标（二级评论）
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@property(nonatomic, weak) KBAIReplyModel *replyToReply;
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/// AiVM 实例
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@property(nonatomic, strong) AiVM *aiVM;
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@end
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@implementation KBAICommentView
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#pragma mark - Local Model Builders
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- (NSString *)currentUserName {
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KBUser *user = [KBUserSessionManager shared].currentUser;
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if (user.nickName.length > 0) {
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return user.nickName;
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}
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return @"我";
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}
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- (NSString *)currentUserId {
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KBUser *user = [KBUserSessionManager shared].currentUser;
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return user.userId ?: @"";
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}
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- (NSString *)currentUserAvatarUrl {
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KBUser *user = [KBUserSessionManager shared].currentUser;
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return user.avatarUrl ?: @"";
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}
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- (NSString *)generateTempIdString {
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long long ms = (long long)([[NSDate date] timeIntervalSince1970] * 1000.0);
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// 使用负数避免与后端 ID 冲突
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long long tmp = -ms;
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return [NSString stringWithFormat:@"%lld", tmp];
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}
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- (KBAICommentModel *)buildLocalNewCommentWithText:(NSString *)text
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serverItem:(KBCommentItem *_Nullable)serverItem
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tableWidth:(CGFloat)tableWidth {
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KBAICommentModel *comment = [[KBAICommentModel alloc] init];
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NSString *cid = nil;
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if (serverItem && serverItem.commentId > 0) {
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cid = [NSString stringWithFormat:@"%ld", (long)serverItem.commentId];
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} else {
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cid = [self generateTempIdString];
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}
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comment.commentId = cid;
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comment.userId = [self currentUserId];
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comment.userName = [self currentUserName];
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comment.avatarUrl = [self currentUserAvatarUrl];
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comment.content = text ?: @"";
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comment.likeCount = 0;
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comment.liked = NO;
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comment.createTime = [[NSDate date] timeIntervalSince1970];
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comment.replies = @[];
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comment.cachedHeaderHeight =
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[comment calculateHeaderHeightWithMaxWidth:tableWidth];
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return comment;
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}
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- (KBAIReplyModel *)buildLocalNewReplyWithText:(NSString *)text
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serverItem:(KBCommentItem *_Nullable)serverItem
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replyToUserName:(NSString *)replyToUserName
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tableWidth:(CGFloat)tableWidth {
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KBAIReplyModel *reply = [[KBAIReplyModel alloc] init];
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NSString *rid = nil;
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if (serverItem && serverItem.commentId > 0) {
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rid = [NSString stringWithFormat:@"%ld", (long)serverItem.commentId];
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} else {
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rid = [self generateTempIdString];
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}
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reply.replyId = rid;
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reply.userId = [self currentUserId];
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reply.userName = [self currentUserName];
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reply.avatarUrl = [self currentUserAvatarUrl];
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reply.content = text ?: @"";
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reply.replyToUserName = replyToUserName ?: @"";
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reply.likeCount = 0;
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reply.liked = NO;
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reply.createTime = [[NSDate date] timeIntervalSince1970];
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reply.cachedCellHeight = [reply calculateCellHeightWithMaxWidth:tableWidth];
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return reply;
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}
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#pragma mark - Lifecycle
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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.comments = [NSMutableArray array];
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self.currentPage = 1;
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self.pageSize = 20;
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self.hasMoreData = YES;
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[self setupUI];
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[self setupKeyboardObservers];
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}
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return self;
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}
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- (void)dealloc {
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[[NSNotificationCenter defaultCenter] removeObserver:self];
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}
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#pragma mark - UI Setup
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- (void)setupUI {
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// 设置背景为透明，让模糊效果可见
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self.backgroundColor = [UIColor clearColor];
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self.layer.cornerRadius = 12;
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self.layer.maskedCorners = kCALayerMinXMinYCorner | kCALayerMaxXMinYCorner;
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self.clipsToBounds = YES;
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// 添加模糊背景（最底层）
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[self addSubview:self.blurBackgroundView];
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[self.blurBackgroundView mas_makeConstraints:^(MASConstraintMaker *make) {
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make.edges.equalTo(self);
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}];
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[self addSubview:self.headerView];
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[self.headerView addSubview:self.titleLabel];
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[self.headerView addSubview:self.closeButton];
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[self addSubview:self.tableView];
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[self addSubview:self.inputView];
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[self.headerView mas_makeConstraints:^(MASConstraintMaker *make) {
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make.top.left.right.equalTo(self);
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make.height.mas_equalTo(50);
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}];
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[self.titleLabel mas_makeConstraints:^(MASConstraintMaker *make) {
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make.center.equalTo(self.headerView);
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}];
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[self.closeButton mas_makeConstraints:^(MASConstraintMaker *make) {
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make.right.equalTo(self.headerView).offset(-16);
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make.centerY.equalTo(self.headerView);
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make.width.height.mas_equalTo(25);
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}];
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[self.inputView mas_makeConstraints:^(MASConstraintMaker *make) {
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make.left.right.equalTo(self);
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make.height.mas_equalTo(50);
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self.inputBottomConstraint =
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make.bottom.equalTo(self).offset(-KB_SafeAreaBottom());
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}];
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[self.tableView mas_makeConstraints:^(MASConstraintMaker *make) {
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make.top.equalTo(self.headerView.mas_bottom);
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make.left.right.equalTo(self);
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make.bottom.equalTo(self.inputView.mas_top);
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}];
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// 上拉加载更多
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__weak typeof(self) weakSelf = self;
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MJRefreshAutoNormalFooter *footer = [MJRefreshAutoNormalFooter footerWithRefreshingBlock:^{
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__strong typeof(weakSelf) strongSelf = weakSelf;
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if (!strongSelf) {
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return;
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}
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[strongSelf loadMoreComments];
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}];
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footer.stateLabel.hidden = YES;
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footer.backgroundColor = [UIColor clearColor];
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footer.automaticallyHidden = YES;
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self.tableView.mj_footer = footer;
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}
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#pragma mark - Keyboard Observers
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- (void)setupKeyboardObservers {
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(keyboardWillShow:)
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name:UIKeyboardWillShowNotification
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object:nil];
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(keyboardWillHide:)
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name:UIKeyboardWillHideNotification
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object:nil];
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}
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- (void)keyboardWillShow:(NSNotification *)notification {
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CGRect keyboardFrame =
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[notification.userInfo[UIKeyboardFrameEndUserInfoKey] CGRectValue];
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NSTimeInterval duration =
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[notification.userInfo[UIKeyboardAnimationDurationUserInfoKey]
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doubleValue];
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self.keyboardHeight = keyboardFrame.size.height;
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[self.inputBottomConstraint uninstall];
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[self.inputView mas_updateConstraints:^(MASConstraintMaker *make) {
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self.inputBottomConstraint =
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make.bottom.equalTo(self).offset(-self.keyboardHeight);
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}];
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[UIView animateWithDuration:duration
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animations:^{
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[self layoutIfNeeded];
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}];
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}
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- (void)keyboardWillHide:(NSNotification *)notification {
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NSTimeInterval duration =
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[notification.userInfo[UIKeyboardAnimationDurationUserInfoKey]
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doubleValue];
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self.keyboardHeight = 0;
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[self.inputBottomConstraint uninstall];
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[self.inputView mas_updateConstraints:^(MASConstraintMaker *make) {
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self.inputBottomConstraint =
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make.bottom.equalTo(self).offset(-KB_SafeAreaBottom());
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}];
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[UIView animateWithDuration:duration
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animations:^{
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[self layoutIfNeeded];
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}];
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}
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#pragma mark - Data Loading
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- (void)loadComments {
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if (self.isLoading) {
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return;
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}
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self.currentPage = 1;
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self.hasMoreData = YES;
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[self.tableView.mj_footer resetNoMoreData];
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[self fetchCommentsAtPage:self.currentPage append:NO];
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}
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- (void)loadMoreComments {
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if (self.isLoading) {
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[self.tableView.mj_footer endRefreshing];
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return;
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}
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if (!self.hasMoreData) {
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[self.tableView.mj_footer endRefreshingWithNoMoreData];
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return;
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}
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NSInteger nextPage = self.currentPage + 1;
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[self fetchCommentsAtPage:nextPage append:YES];
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}
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- (void)fetchCommentsAtPage:(NSInteger)page append:(BOOL)append {
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if (self.companionId <= 0) {
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NSLog(@"[KBAICommentView] companionId 未设置，无法加载评论");
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[self showEmptyState];
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[self.tableView.mj_footer endRefreshing];
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return;
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}
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self.isLoading = YES;
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__weak typeof(self) weakSelf = self;
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[self.aiVM fetchCommentsWithCompanionId:self.companionId
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pageNum:page
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pageSize:self.pageSize
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completion:^(KBCommentPageModel *pageModel, NSError *error) {
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__strong typeof(weakSelf) strongSelf = weakSelf;
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if (!strongSelf) {
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return;
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}
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strongSelf.isLoading = NO;
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if (error) {
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NSLog(@"[KBAICommentView] 加载评论失败：%@", error.localizedDescription);
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dispatch_async(dispatch_get_main_queue(), ^{
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if (append) {
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[strongSelf.tableView.mj_footer endRefreshing];
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} else {
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[strongSelf showEmptyStateWithError];
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}
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});
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return;
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}
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dispatch_async(dispatch_get_main_queue(), ^{
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[strongSelf updateCommentsWithPageModel:pageModel append:append];
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});
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}];
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}
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/// 更新评论数据（从后端返回的 KBCommentPageModel 转换为 UI 层的 KBAICommentModel）
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- (void)updateCommentsWithPageModel:(KBCommentPageModel *)pageModel append:(BOOL)append {
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if (!pageModel) {
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NSLog(@"[KBAICommentView] pageModel 为空");
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// 数据为空，显示空态
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[self showEmptyState];
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[self.tableView.mj_footer endRefreshing];
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return;
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}
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// self.totalCommentCount = pageModel.total;
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if (!append) {
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[self.comments removeAllObjects];
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}
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// 获取 tableView 宽度用于计算高度
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CGFloat tableWidth = self.tableView.bounds.size.width;
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if (tableWidth <= 0) {
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tableWidth = [UIScreen mainScreen].bounds.size.width;
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}
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NSLog(@"[KBAICommentView] 加载到 %ld 条评论，共 %ld 条，页码：%ld/%ld", (long)pageModel.records.count, (long)pageModel.total, (long)pageModel.current, (long)pageModel.pages);
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for (KBCommentItem *item in pageModel.records) {
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// 转换为 KBAICommentModel（使用 MJExtension）
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// 注意：KBCommentItem 通过 MJExtension 将后端字段 id 映射为了 commentId。
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// 这里如果直接用 mj_keyValues，会导致字典里只有 commentId，KBAICommentModel/KBAIReplyModel
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// 的映射（commentId/replyId -> id）拿不到值，最终 commentId/replyId 为空，进而影响发送回复时的 parentId/rootId。
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NSMutableDictionary *itemKV = [[item mj_keyValues] mutableCopy];
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id commentIdVal = itemKV[@"commentId"];
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if (commentIdVal) {
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itemKV[@"id"] = commentIdVal;
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[itemKV removeObjectForKey:@"commentId"];
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}
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id repliesObj = itemKV[@"replies"];
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if ([repliesObj isKindOfClass:[NSArray class]]) {
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NSArray *replies = (NSArray *)repliesObj;
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NSMutableArray *fixedReplies = [NSMutableArray arrayWithCapacity:replies.count];
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for (id obj in replies) {
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if (![obj isKindOfClass:[NSDictionary class]]) {
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continue;
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}
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NSMutableDictionary *replyKV = [((NSDictionary *)obj) mutableCopy];
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id replyCommentIdVal = replyKV[@"commentId"];
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if (replyCommentIdVal) {
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replyKV[@"id"] = replyCommentIdVal;
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[replyKV removeObjectForKey:@"commentId"];
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}
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[fixedReplies addObject:[replyKV copy]];
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}
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itemKV[@"replies"] = [fixedReplies copy];
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}
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KBAICommentModel *comment = [KBAICommentModel mj_objectWithKeyValues:[itemKV copy]];
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// 预先计算并缓存 Header 高度
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comment.cachedHeaderHeight = [comment calculateHeaderHeightWithMaxWidth:tableWidth];
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// 预先计算并缓存所有 Reply 高度
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for (KBAIReplyModel *reply in comment.replies) {
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reply.cachedCellHeight = [reply calculateCellHeightWithMaxWidth:tableWidth];
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}
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[self.comments addObject:comment];
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}
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[self updateTitle];
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[self.tableView reloadData];
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// 更新分页状态
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self.currentPage = pageModel.current > 0 ? pageModel.current : self.currentPage;
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if (pageModel.pages > 0) {
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self.hasMoreData = pageModel.current < pageModel.pages;
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} else {
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self.hasMoreData = pageModel.records.count >= self.pageSize;
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}
|
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if (self.hasMoreData) {
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[self.tableView.mj_footer endRefreshing];
|
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} else {
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[self.tableView.mj_footer endRefreshingWithNoMoreData];
|
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}
|
||
|
||
// 根据数据是否为空，动态控制空态显示
|
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if (self.comments.count == 0) {
|
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[self showEmptyState];
|
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} else {
|
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[self hideEmptyState];
|
||
}
|
||
}
|
||
|
||
/// 显示空态视图
|
||
- (void)showEmptyState {
|
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self.tableView.useEmptyDataSet = YES;
|
||
self.tableView.emptyTitleText = @"暂无评论";
|
||
self.tableView.emptyDescriptionText = @"快来抢沙发吧~";
|
||
self.tableView.emptyImage = nil; // 可选：设置空态图片
|
||
self.tableView.emptyVerticalOffset = -50; // 向上偏移一点
|
||
[self.tableView kb_reloadEmptyDataSet];
|
||
}
|
||
|
||
/// 显示错误空态视图
|
||
- (void)showEmptyStateWithError {
|
||
self.tableView.useEmptyDataSet = YES;
|
||
self.tableView.emptyTitleText = @"加载失败";
|
||
self.tableView.emptyDescriptionText = @"点击重新加载";
|
||
self.tableView.emptyImage = nil;
|
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self.tableView.emptyVerticalOffset = -50;
|
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|
||
// 点击重新加载
|
||
__weak typeof(self) weakSelf = self;
|
||
self.tableView.emptyDidTapView = ^{
|
||
__strong typeof(weakSelf) strongSelf = weakSelf;
|
||
if (strongSelf) {
|
||
[strongSelf loadComments];
|
||
}
|
||
};
|
||
|
||
[self.tableView kb_reloadEmptyDataSet];
|
||
}
|
||
|
||
/// 隐藏空态视图
|
||
- (void)hideEmptyState {
|
||
self.tableView.useEmptyDataSet = NO;
|
||
[self.tableView kb_reloadEmptyDataSet];
|
||
}
|
||
|
||
- (void)updateTitle {
|
||
NSString *countText;
|
||
if (self.totalCommentCount >= 10000) {
|
||
countText = [NSString
|
||
stringWithFormat:@"%.1fw条评论", self.totalCommentCount / 10000.0];
|
||
} else {
|
||
countText =
|
||
[NSString stringWithFormat:@"%ld条评论", (long)self.totalCommentCount];
|
||
}
|
||
self.titleLabel.text = countText;
|
||
}
|
||
|
||
#pragma mark - UITableViewDataSource
|
||
|
||
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
|
||
return self.comments.count;
|
||
}
|
||
|
||
- (NSInteger)tableView:(UITableView *)tableView
|
||
numberOfRowsInSection:(NSInteger)section {
|
||
KBAICommentModel *comment = self.comments[section];
|
||
return comment.displayedReplies.count;
|
||
}
|
||
|
||
- (UITableViewCell *)tableView:(UITableView *)tableView
|
||
cellForRowAtIndexPath:(NSIndexPath *)indexPath {
|
||
KBAIReplyCell *cell =
|
||
[tableView dequeueReusableCellWithIdentifier:kReplyCellIdentifier
|
||
forIndexPath:indexPath];
|
||
|
||
KBAICommentModel *comment = self.comments[indexPath.section];
|
||
KBAIReplyModel *reply = comment.displayedReplies[indexPath.row];
|
||
[cell configureWithReply:reply];
|
||
|
||
__weak typeof(self) weakSelf = self;
|
||
cell.onLikeAction = ^{
|
||
__strong typeof(weakSelf) strongSelf = weakSelf;
|
||
if (!strongSelf) {
|
||
return;
|
||
}
|
||
|
||
// 获取评论 ID（需要转换为 NSInteger）
|
||
NSInteger commentId = [reply.replyId integerValue];
|
||
|
||
// 调用点赞接口
|
||
[strongSelf.aiVM likeCommentWithCommentId:commentId completion:^(KBCommentLikeResponse * _Nullable response, NSError * _Nullable error) {
|
||
dispatch_async(dispatch_get_main_queue(), ^{
|
||
if (error) {
|
||
NSLog(@"[KBAICommentView] 二级评论点赞失败：%@", error.localizedDescription);
|
||
// TODO: 显示错误提示
|
||
return;
|
||
}
|
||
|
||
if (response && response.code == 0) {
|
||
// data = true: 点赞成功，data = false: 取消点赞成功
|
||
BOOL isNowLiked = response.data;
|
||
|
||
// 更新模型状态
|
||
if (isNowLiked) {
|
||
// 点赞成功：喜欢数+1
|
||
reply.liked = YES;
|
||
reply.likeCount = MAX(0, reply.likeCount + 1);
|
||
NSLog(@"[KBAICommentView] 二级评论点赞成功，ID: %ld", (long)commentId);
|
||
} else {
|
||
// 取消点赞成功：喜欢数-1
|
||
reply.liked = NO;
|
||
reply.likeCount = MAX(0, reply.likeCount - 1);
|
||
NSLog(@"[KBAICommentView] 二级评论取消点赞成功，ID: %ld", (long)commentId);
|
||
}
|
||
|
||
// 刷新对应的行
|
||
[strongSelf.tableView reloadRowsAtIndexPaths:@[ indexPath ]
|
||
withRowAnimation:UITableViewRowAnimationNone];
|
||
} else {
|
||
NSLog(@"[KBAICommentView] 二级评论点赞失败：%@", response.message ?: @"未知错误");
|
||
// TODO: 显示错误提示
|
||
}
|
||
});
|
||
}];
|
||
};
|
||
|
||
cell.onReplyAction = ^{
|
||
[weakSelf setReplyToComment:comment reply:reply];
|
||
};
|
||
|
||
return cell;
|
||
}
|
||
|
||
#pragma mark - UITableViewDelegate
|
||
|
||
- (UIView *)tableView:(UITableView *)tableView
|
||
viewForHeaderInSection:(NSInteger)section {
|
||
KBAICommentHeaderView *header = [tableView
|
||
dequeueReusableHeaderFooterViewWithIdentifier:kCommentHeaderIdentifier];
|
||
|
||
KBAICommentModel *comment = self.comments[section];
|
||
[header configureWithComment:comment];
|
||
|
||
__weak typeof(self) weakSelf = self;
|
||
header.onLikeAction = ^{
|
||
__strong typeof(weakSelf) strongSelf = weakSelf;
|
||
if (!strongSelf) {
|
||
return;
|
||
}
|
||
|
||
// 获取评论 ID（需要转换为 NSInteger）
|
||
NSInteger commentId = [comment.commentId integerValue];
|
||
|
||
// 调用点赞接口
|
||
[strongSelf.aiVM likeCommentWithCommentId:commentId completion:^(KBCommentLikeResponse * _Nullable response, NSError * _Nullable error) {
|
||
dispatch_async(dispatch_get_main_queue(), ^{
|
||
if (error) {
|
||
NSLog(@"[KBAICommentView] 一级评论点赞失败：%@", error.localizedDescription);
|
||
// TODO: 显示错误提示
|
||
return;
|
||
}
|
||
|
||
if (response && response.code == 0) {
|
||
// data = true: 点赞成功，data = false: 取消点赞成功
|
||
BOOL isNowLiked = response.data;
|
||
|
||
// 更新模型状态
|
||
if (isNowLiked) {
|
||
// 点赞成功：喜欢数+1
|
||
comment.liked = YES;
|
||
comment.likeCount = MAX(0, comment.likeCount + 1);
|
||
NSLog(@"[KBAICommentView] 一级评论点赞成功，ID: %ld", (long)commentId);
|
||
} else {
|
||
// 取消点赞成功：喜欢数-1
|
||
comment.liked = NO;
|
||
comment.likeCount = MAX(0, comment.likeCount - 1);
|
||
NSLog(@"[KBAICommentView] 一级评论取消点赞成功，ID: %ld", (long)commentId);
|
||
}
|
||
|
||
// 刷新对应的 section
|
||
[strongSelf.tableView reloadSections:[NSIndexSet indexSetWithIndex:section]
|
||
withRowAnimation:UITableViewRowAnimationNone];
|
||
} else {
|
||
NSLog(@"[KBAICommentView] 一级评论点赞失败：%@", response.message ?: @"未知错误");
|
||
// TODO: 显示错误提示
|
||
}
|
||
});
|
||
}];
|
||
};
|
||
|
||
header.onReplyAction = ^{
|
||
[weakSelf setReplyToComment:comment reply:nil];
|
||
};
|
||
|
||
return header;
|
||
}
|
||
|
||
- (UIView *)tableView:(UITableView *)tableView
|
||
viewForFooterInSection:(NSInteger)section {
|
||
KBAICommentModel *comment = self.comments[section];
|
||
KBAIReplyFooterState state = [comment footerState];
|
||
|
||
// 无二级评论时返回空视图
|
||
if (state == KBAIReplyFooterStateHidden) {
|
||
return nil;
|
||
}
|
||
|
||
KBAICommentFooterView *footer = [tableView
|
||
dequeueReusableHeaderFooterViewWithIdentifier:kCommentFooterIdentifier];
|
||
[footer configureWithComment:comment];
|
||
|
||
__weak typeof(self) weakSelf = self;
|
||
footer.onAction = ^{
|
||
[weakSelf handleFooterActionForSection:section];
|
||
};
|
||
|
||
return footer;
|
||
}
|
||
|
||
- (CGFloat)tableView:(UITableView *)tableView
|
||
heightForHeaderInSection:(NSInteger)section {
|
||
KBAICommentModel *comment = self.comments[section];
|
||
return comment.cachedHeaderHeight;
|
||
}
|
||
|
||
- (CGFloat)tableView:(UITableView *)tableView
|
||
heightForRowAtIndexPath:(NSIndexPath *)indexPath {
|
||
KBAICommentModel *comment = self.comments[indexPath.section];
|
||
KBAIReplyModel *reply = comment.displayedReplies[indexPath.row];
|
||
return reply.cachedCellHeight;
|
||
}
|
||
|
||
- (CGFloat)tableView:(UITableView *)tableView
|
||
heightForFooterInSection:(NSInteger)section {
|
||
KBAICommentModel *comment = self.comments[section];
|
||
KBAIReplyFooterState state = [comment footerState];
|
||
|
||
if (state == KBAIReplyFooterStateHidden) {
|
||
return CGFLOAT_MIN;
|
||
}
|
||
return 30;
|
||
}
|
||
|
||
#pragma mark - Footer Actions
|
||
|
||
/// 每次加载的回复数量
|
||
static NSInteger const kRepliesLoadCount = 5;
|
||
|
||
- (void)handleFooterActionForSection:(NSInteger)section {
|
||
KBAICommentModel *comment = self.comments[section];
|
||
KBAIReplyFooterState state = [comment footerState];
|
||
|
||
switch (state) {
|
||
case KBAIReplyFooterStateExpand:
|
||
case KBAIReplyFooterStateLoadMore: {
|
||
[self loadMoreRepliesForSection:section];
|
||
break;
|
||
}
|
||
case KBAIReplyFooterStateCollapse: {
|
||
[self collapseRepliesForSection:section];
|
||
break;
|
||
}
|
||
default:
|
||
break;
|
||
}
|
||
}
|
||
|
||
- (void)loadMoreRepliesForSection:(NSInteger)section {
|
||
KBAICommentModel *comment = self.comments[section];
|
||
NSInteger currentCount = comment.displayedReplies.count;
|
||
|
||
// 加载更多回复
|
||
[comment loadMoreReplies:kRepliesLoadCount];
|
||
|
||
// 计算新增的行
|
||
NSInteger newCount = comment.displayedReplies.count;
|
||
NSMutableArray *insertIndexPaths = [NSMutableArray array];
|
||
for (NSInteger i = currentCount; i < newCount; i++) {
|
||
[insertIndexPaths addObject:[NSIndexPath indexPathForRow:i
|
||
inSection:section]];
|
||
}
|
||
|
||
// 插入行（不刷新 Header，避免头像闪烁）
|
||
[self.tableView beginUpdates];
|
||
if (insertIndexPaths.count > 0) {
|
||
[self.tableView insertRowsAtIndexPaths:insertIndexPaths
|
||
withRowAnimation:UITableViewRowAnimationAutomatic];
|
||
}
|
||
[self.tableView endUpdates];
|
||
|
||
// 手动刷新 Footer
|
||
KBAICommentFooterView *footerView =
|
||
(KBAICommentFooterView *)[self.tableView footerViewForSection:section];
|
||
if (footerView) {
|
||
[footerView configureWithComment:comment];
|
||
}
|
||
}
|
||
|
||
- (void)collapseRepliesForSection:(NSInteger)section {
|
||
KBAICommentModel *comment = self.comments[section];
|
||
NSInteger rowCount = comment.displayedReplies.count;
|
||
|
||
// 计算要删除的行
|
||
NSMutableArray *deleteIndexPaths = [NSMutableArray array];
|
||
for (NSInteger i = 0; i < rowCount; i++) {
|
||
[deleteIndexPaths addObject:[NSIndexPath indexPathForRow:i
|
||
inSection:section]];
|
||
}
|
||
|
||
// 收起全部回复
|
||
[comment collapseReplies];
|
||
|
||
// 删除行（不刷新 Header，避免头像闪烁）
|
||
[self.tableView beginUpdates];
|
||
if (deleteIndexPaths.count > 0) {
|
||
[self.tableView deleteRowsAtIndexPaths:deleteIndexPaths
|
||
withRowAnimation:UITableViewRowAnimationAutomatic];
|
||
}
|
||
[self.tableView endUpdates];
|
||
|
||
// 手动刷新 Footer
|
||
KBAICommentFooterView *footerView =
|
||
(KBAICommentFooterView *)[self.tableView footerViewForSection:section];
|
||
if (footerView) {
|
||
[footerView configureWithComment:comment];
|
||
}
|
||
}
|
||
|
||
#pragma mark - Actions
|
||
|
||
- (void)closeButtonTapped {
|
||
[self.popView dismiss];
|
||
// 关闭评论视图（由外部处理）
|
||
// [[NSNotificationCenter defaultCenter]
|
||
// postNotificationName:@"KBAICommentViewCloseNotification"
|
||
// object:nil];
|
||
}
|
||
|
||
#pragma mark - Lazy Loading
|
||
|
||
- (UIVisualEffectView *)blurBackgroundView {
|
||
if (!_blurBackgroundView) {
|
||
// 创建模糊效果（43pt 的模糊半径）
|
||
// iOS 的 UIBlurEffect 没有直接设置模糊半径的 API，使用系统预设的 dark 效果
|
||
UIBlurEffect *blurEffect = [UIBlurEffect effectWithStyle:UIBlurEffectStyleDark];
|
||
_blurBackgroundView = [[UIVisualEffectView alloc] initWithEffect:blurEffect];
|
||
|
||
// 在模糊效果上叠加一个半透明黑色遮罩来调整透明度和颜色
|
||
// 颜色：#000000，透明度：0.31
|
||
UIView *darkOverlay = [[UIView alloc] init];
|
||
darkOverlay.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.31];
|
||
[_blurBackgroundView.contentView addSubview:darkOverlay];
|
||
[darkOverlay mas_makeConstraints:^(MASConstraintMaker *make) {
|
||
make.edges.equalTo(_blurBackgroundView);
|
||
}];
|
||
}
|
||
return _blurBackgroundView;
|
||
}
|
||
|
||
- (UIView *)headerView {
|
||
if (!_headerView) {
|
||
_headerView = [[UIView alloc] init];
|
||
_headerView.backgroundColor = [UIColor clearColor];
|
||
}
|
||
return _headerView;
|
||
}
|
||
|
||
- (UILabel *)titleLabel {
|
||
if (!_titleLabel) {
|
||
_titleLabel = [[UILabel alloc] init];
|
||
_titleLabel.font = [UIFont systemFontOfSize:15 weight:UIFontWeightMedium];
|
||
_titleLabel.textColor = [UIColor whiteColor];
|
||
_titleLabel.text = @"0条评论";
|
||
}
|
||
return _titleLabel;
|
||
}
|
||
|
||
- (UIButton *)closeButton {
|
||
if (!_closeButton) {
|
||
_closeButton = [UIButton buttonWithType:UIButtonTypeCustom];
|
||
[_closeButton setImage:[UIImage imageNamed:@"comment_close_icon"]
|
||
forState:UIControlStateNormal];
|
||
[_closeButton addTarget:self
|
||
action:@selector(closeButtonTapped)
|
||
forControlEvents:UIControlEventTouchUpInside];
|
||
}
|
||
return _closeButton;
|
||
}
|
||
|
||
- (BaseTableView *)tableView {
|
||
if (!_tableView) {
|
||
_tableView = [[BaseTableView alloc] initWithFrame:CGRectZero
|
||
style:UITableViewStyleGrouped];
|
||
_tableView.dataSource = self;
|
||
_tableView.delegate = self;
|
||
_tableView.backgroundColor = [UIColor clearColor];
|
||
_tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
|
||
_tableView.keyboardDismissMode = UIScrollViewKeyboardDismissModeOnDrag;
|
||
_tableView.tableFooterView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 1, 0.01)];
|
||
|
||
// 关闭空数据占位，避免加载时显示"暂无数据"
|
||
_tableView.useEmptyDataSet = NO;
|
||
|
||
// 注册 Header/Cell/Footer
|
||
[_tableView registerClass:[KBAICommentHeaderView class]
|
||
forHeaderFooterViewReuseIdentifier:kCommentHeaderIdentifier];
|
||
[_tableView registerClass:[KBAIReplyCell class]
|
||
forCellReuseIdentifier:kReplyCellIdentifier];
|
||
[_tableView registerClass:[KBAICommentFooterView class]
|
||
forHeaderFooterViewReuseIdentifier:kCommentFooterIdentifier];
|
||
|
||
// 去掉顶部间距
|
||
if (@available(iOS 15.0, *)) {
|
||
_tableView.sectionHeaderTopPadding = 0;
|
||
}
|
||
}
|
||
return _tableView;
|
||
}
|
||
|
||
- (KBAICommentInputView *)inputView {
|
||
if (!_inputView) {
|
||
_inputView = [[KBAICommentInputView alloc] init];
|
||
_inputView.placeholder = @"说点什么...";
|
||
|
||
__weak typeof(self) weakSelf = self;
|
||
_inputView.onSend = ^(NSString *text) {
|
||
[weakSelf sendCommentWithText:text];
|
||
};
|
||
}
|
||
return _inputView;
|
||
}
|
||
|
||
#pragma mark - Reply
|
||
|
||
- (void)setReplyToComment:(KBAICommentModel *)comment
|
||
reply:(KBAIReplyModel *)reply {
|
||
self.replyToComment = comment;
|
||
self.replyToReply = reply;
|
||
|
||
if (reply) {
|
||
// 回复二级评论
|
||
self.inputView.placeholder =
|
||
[NSString stringWithFormat:@"回复 @%@", reply.userName];
|
||
} else if (comment) {
|
||
// 回复一级评论
|
||
self.inputView.placeholder =
|
||
[NSString stringWithFormat:@"回复 @%@", comment.userName];
|
||
} else {
|
||
// 普通评论
|
||
self.inputView.placeholder = @"说点什么...";
|
||
}
|
||
|
||
// 弹起键盘
|
||
[self.inputView showKeyboard];
|
||
}
|
||
|
||
- (void)clearReplyTarget {
|
||
self.replyToComment = nil;
|
||
self.replyToReply = nil;
|
||
self.inputView.placeholder = @"说点什么...";
|
||
}
|
||
|
||
#pragma mark - Send Comment
|
||
|
||
- (void)sendCommentWithText:(NSString *)text {
|
||
if (text.length == 0)
|
||
return;
|
||
|
||
CGFloat tableWidth = self.tableView.bounds.size.width;
|
||
if (tableWidth <= 0) {
|
||
tableWidth = [UIScreen mainScreen].bounds.size.width;
|
||
}
|
||
|
||
if (self.replyToComment) {
|
||
// 回复评论（添加二级评论）
|
||
[self sendReplyWithText:text tableWidth:tableWidth];
|
||
} else {
|
||
// 发送一级评论
|
||
[self sendNewCommentWithText:text tableWidth:tableWidth];
|
||
}
|
||
|
||
// 清空输入框和回复目标
|
||
[self.inputView clearText];
|
||
[self clearReplyTarget];
|
||
}
|
||
|
||
- (void)sendNewCommentWithText:(NSString *)text tableWidth:(CGFloat)tableWidth {
|
||
NSLog(@"[KBAICommentView] 发送一级评论：%@", text);
|
||
|
||
__weak typeof(self) weakSelf = self;
|
||
[self.aiVM addCommentWithCompanionId:self.companionId
|
||
content:text
|
||
parentId:nil
|
||
rootId:nil
|
||
completion:^(KBCommentItem * _Nullable newItem, NSInteger code, NSError * _Nullable error) {
|
||
__strong typeof(weakSelf) strongSelf = weakSelf;
|
||
if (!strongSelf) {
|
||
return;
|
||
}
|
||
|
||
dispatch_async(dispatch_get_main_queue(), ^{
|
||
if (error || code != 0) {
|
||
NSLog(@"[KBAICommentView] 发送一级评论失败：%@", error.localizedDescription ?: @"");
|
||
return;
|
||
}
|
||
|
||
// 本地插入新评论到第一条，不再全量刷新
|
||
KBAICommentModel *localComment =
|
||
[strongSelf buildLocalNewCommentWithText:text
|
||
serverItem:newItem
|
||
tableWidth:tableWidth];
|
||
[strongSelf.comments insertObject:localComment atIndex:0];
|
||
strongSelf.totalCommentCount += 1;
|
||
[strongSelf updateTitle];
|
||
[strongSelf hideEmptyState];
|
||
|
||
[strongSelf.tableView beginUpdates];
|
||
[strongSelf.tableView
|
||
insertSections:[NSIndexSet indexSetWithIndex:0]
|
||
withRowAnimation:UITableViewRowAnimationAutomatic];
|
||
[strongSelf.tableView endUpdates];
|
||
|
||
[strongSelf.tableView setContentOffset:CGPointZero animated:YES];
|
||
});
|
||
}];
|
||
|
||
// 示例代码：
|
||
// [self.aiVM sendCommentWithCompanionId:self.companionId
|
||
// content:text
|
||
// completion:^(KBCommentItem *newItem, NSError *error) {
|
||
// if (error) {
|
||
// NSLog(@"[KBAICommentView] 发送评论失败：%@", error.localizedDescription);
|
||
// return;
|
||
// }
|
||
//
|
||
// // 转换为 KBAICommentModel
|
||
// KBAICommentModel *comment = [KBAICommentModel mj_objectWithKeyValues:[newItem mj_keyValues]];
|
||
// comment.cachedHeaderHeight = [comment calculateHeaderHeightWithMaxWidth:tableWidth];
|
||
//
|
||
// // 插入到数组第一个
|
||
// [self.comments insertObject:comment atIndex:0];
|
||
// self.totalCommentCount++;
|
||
// [self updateTitle];
|
||
//
|
||
// // 插入新 section
|
||
// [self.tableView insertSections:[NSIndexSet indexSetWithIndex:0]
|
||
// withRowAnimation:UITableViewRowAnimationAutomatic];
|
||
//
|
||
// // 滚动到顶部
|
||
// [self.tableView setContentOffset:CGPointZero animated:YES];
|
||
// }];
|
||
}
|
||
|
||
- (void)sendReplyWithText:(NSString *)text tableWidth:(CGFloat)tableWidth {
|
||
KBAICommentModel *comment = self.replyToComment;
|
||
if (!comment)
|
||
return;
|
||
|
||
NSLog(@"[KBAICommentView] 回复评论 %@：%@", comment.commentId, text);
|
||
|
||
NSInteger root = [comment.commentId integerValue];
|
||
NSNumber *rootId = @(root);
|
||
NSNumber *parentId = nil;
|
||
|
||
if (self.replyToReply && self.replyToReply.replyId.length > 0) {
|
||
parentId = @([self.replyToReply.replyId integerValue]);
|
||
} else {
|
||
parentId = @(root);
|
||
}
|
||
|
||
__weak typeof(self) weakSelf = self;
|
||
[self.aiVM addCommentWithCompanionId:self.companionId
|
||
content:text
|
||
parentId:parentId
|
||
rootId:rootId
|
||
completion:^(KBCommentItem * _Nullable newItem, NSInteger code, NSError * _Nullable error) {
|
||
__strong typeof(weakSelf) strongSelf = weakSelf;
|
||
if (!strongSelf) {
|
||
return;
|
||
}
|
||
|
||
dispatch_async(dispatch_get_main_queue(), ^{
|
||
if (error || code != 0) {
|
||
NSLog(@"[KBAICommentView] 回复评论失败：%@", error.localizedDescription ?: @"");
|
||
return;
|
||
}
|
||
|
||
NSInteger section = [strongSelf.comments indexOfObject:comment];
|
||
if (section == NSNotFound) {
|
||
return;
|
||
}
|
||
|
||
NSInteger oldTotalReplyCount = comment.totalReplyCount;
|
||
BOOL wasFooterHidden = (oldTotalReplyCount == 0);
|
||
BOOL wasFullyExpanded =
|
||
(comment.isRepliesExpanded &&
|
||
comment.displayedReplies.count == oldTotalReplyCount);
|
||
|
||
NSString *replyToUserName = @"";
|
||
if (strongSelf.replyToReply && strongSelf.replyToReply.userName.length > 0) {
|
||
replyToUserName = strongSelf.replyToReply.userName;
|
||
} else if (comment.userName.length > 0) {
|
||
replyToUserName = comment.userName;
|
||
}
|
||
|
||
KBAIReplyModel *localReply =
|
||
[strongSelf buildLocalNewReplyWithText:text
|
||
serverItem:newItem
|
||
replyToUserName:replyToUserName
|
||
tableWidth:tableWidth];
|
||
|
||
NSArray<KBAIReplyModel *> *oldReplies = comment.replies ?: @[];
|
||
NSMutableArray<KBAIReplyModel *> *newReplies =
|
||
[NSMutableArray arrayWithArray:oldReplies];
|
||
[newReplies addObject:localReply];
|
||
comment.replies = [newReplies copy];
|
||
|
||
strongSelf.totalCommentCount += 1;
|
||
[strongSelf updateTitle];
|
||
|
||
// 若当前已完整展开，则直接插入新行；否则保持 displayedReplies 为前缀，避免破坏 loadMoreReplies 逻辑
|
||
if (wasFullyExpanded) {
|
||
[comment.displayedReplies addObject:localReply];
|
||
NSInteger newRowIndex = comment.displayedReplies.count - 1;
|
||
NSIndexPath *indexPath =
|
||
[NSIndexPath indexPathForRow:newRowIndex inSection:section];
|
||
[strongSelf.tableView beginUpdates];
|
||
[strongSelf.tableView insertRowsAtIndexPaths:@[ indexPath ]
|
||
withRowAnimation:UITableViewRowAnimationAutomatic];
|
||
[strongSelf.tableView endUpdates];
|
||
|
||
KBAICommentFooterView *footerView =
|
||
(KBAICommentFooterView *)[strongSelf.tableView footerViewForSection:section];
|
||
if (footerView) {
|
||
[footerView configureWithComment:comment];
|
||
}
|
||
} else {
|
||
if (wasFooterHidden) {
|
||
[strongSelf.tableView reloadSections:[NSIndexSet indexSetWithIndex:section]
|
||
withRowAnimation:UITableViewRowAnimationNone];
|
||
} else {
|
||
KBAICommentFooterView *footerView =
|
||
(KBAICommentFooterView *)[strongSelf.tableView footerViewForSection:section];
|
||
if (footerView) {
|
||
[footerView configureWithComment:comment];
|
||
} else {
|
||
[strongSelf.tableView reloadSections:[NSIndexSet indexSetWithIndex:section]
|
||
withRowAnimation:UITableViewRowAnimationNone];
|
||
}
|
||
}
|
||
}
|
||
});
|
||
}];
|
||
|
||
// 示例代码：
|
||
// NSInteger parentId = [comment.commentId integerValue];
|
||
// [self.aiVM replyCommentWithParentId:parentId
|
||
// content:text
|
||
// completion:^(KBCommentItem *newItem, NSError *error) {
|
||
// if (error) {
|
||
// NSLog(@"[KBAICommentView] 回复评论失败：%@", error.localizedDescription);
|
||
// return;
|
||
// }
|
||
//
|
||
// // 转换为 KBAIReplyModel
|
||
// KBAIReplyModel *newReply = [KBAIReplyModel mj_objectWithKeyValues:[newItem mj_keyValues]];
|
||
// newReply.cachedCellHeight = [newReply calculateCellHeightWithMaxWidth:tableWidth];
|
||
//
|
||
// // 添加到 replies 数组
|
||
// NSMutableArray *newReplies = [NSMutableArray arrayWithArray:comment.replies];
|
||
// [newReplies addObject:newReply];
|
||
// comment.replies = newReplies;
|
||
// comment.totalReplyCount = newReplies.count;
|
||
//
|
||
// // 找到该评论的 section
|
||
// NSInteger section = [self.comments indexOfObject:comment];
|
||
// if (section == NSNotFound) return;
|
||
//
|
||
// // 如果已展开，添加到 displayedReplies 并插入行
|
||
// if (comment.isRepliesExpanded) {
|
||
// NSInteger newRowIndex = comment.displayedReplies.count;
|
||
// [comment.displayedReplies addObject:newReply];
|
||
//
|
||
// NSIndexPath *indexPath = [NSIndexPath indexPathForRow:newRowIndex inSection:section];
|
||
// [self.tableView insertRowsAtIndexPaths:@[indexPath]
|
||
// withRowAnimation:UITableViewRowAnimationAutomatic];
|
||
//
|
||
// // 刷新 Footer
|
||
// KBAICommentFooterView *footerView = (KBAICommentFooterView *)[self.tableView footerViewForSection:section];
|
||
// if (footerView) {
|
||
// [footerView configureWithComment:comment];
|
||
// }
|
||
//
|
||
// // 滚动到新回复
|
||
// [self.tableView scrollToRowAtIndexPath:indexPath
|
||
// atScrollPosition:UITableViewScrollPositionBottom
|
||
// animated:YES];
|
||
// } else {
|
||
// // 未展开，刷新 Footer 显示新的回复数
|
||
// KBAICommentFooterView *footerView = (KBAICommentFooterView *)[self.tableView footerViewForSection:section];
|
||
// if (footerView) {
|
||
// [footerView configureWithComment:comment];
|
||
// }
|
||
// }
|
||
// }];
|
||
}
|
||
|
||
- (AiVM *)aiVM {
|
||
if (!_aiVM) {
|
||
_aiVM = [[AiVM alloc] init];
|
||
}
|
||
return _aiVM;
|
||
}
|
||
|
||
@end
|