128 lines
4.2 KiB
Objective-C
128 lines
4.2 KiB
Objective-C
//
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// KBAIReplyModel.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 "KBAIReplyModel.h"
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#import <MJExtension/MJExtension.h>
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@implementation KBAIReplyModel
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+ (NSDictionary *)mj_replacedKeyFromPropertyName {
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return @{
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@"replyId" : @"id",
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@"userId" : @"userId",
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@"userName" : @"userName",
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@"avatarUrl" : @"userAvatar",
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@"createTime" : @"createdAt",
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};
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}
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- (void)setCreatedAt:(NSString *)createdAt {
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// 后端返回的是字符串时间，转换为时间戳
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if (createdAt && createdAt.length > 0) {
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NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
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formatter.dateFormat = @"yyyy-MM-dd HH:mm:ss";
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formatter.timeZone = [NSTimeZone timeZoneWithName:@"Asia/Shanghai"];
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NSDate *date = [formatter dateFromString:createdAt];
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if (date) {
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_createTime = [date timeIntervalSince1970];
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}
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}
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}
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#pragma mark - MJExtension Hook
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/// MJExtension 转换完成后的钩子方法，用于处理空值
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- (void)mj_didConvertToObjectWithKeyValues:(NSDictionary *)keyValues {
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// 防止后端返回 null，统一设置空字符串为默认值
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if (!_replyId) {
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_replyId = @"";
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}
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if (!_userId) {
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_userId = @"";
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}
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if (!_userName) {
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_userName = @"";
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}
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if (!_avatarUrl) {
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_avatarUrl = @"";
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}
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if (!_content) {
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_content = @"";
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}
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if (!_replyToUserName) {
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_replyToUserName = @"";
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}
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}
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- (NSString *)formattedTime {
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NSDate *date = [NSDate dateWithTimeIntervalSince1970:self.createTime];
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NSTimeInterval interval = [[NSDate date] timeIntervalSinceDate:date];
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if (interval < 60) {
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return @"刚刚";
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} else if (interval < 3600) {
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return [NSString stringWithFormat:@"%.0f分钟前", interval / 60];
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} else if (interval < 86400) {
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return [NSString stringWithFormat:@"%.0f小时前", interval / 3600];
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} else if (interval < 86400 * 30) {
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return [NSString stringWithFormat:@"%.0f天前", interval / 86400];
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} else {
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NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
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formatter.dateFormat = @"MM-dd";
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return [formatter stringFromDate:date];
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}
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}
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- (CGFloat)calculateCellHeightWithMaxWidth:(CGFloat)maxWidth {
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if (self.cachedCellHeight > 0) {
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return self.cachedCellHeight;
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}
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// Cell 布局：
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// 左边距(68) + 头像(28) + 间距(8) + 内容区域 + 右边距(50)
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// 内容区域宽度 = maxWidth - 68 - 28 - 8 - 50
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CGFloat contentWidth = maxWidth - 68 - 28 - 8 - 50;
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// 用户名高度（可能包含 "回复 @xxx"）
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NSMutableString *userNameText = [NSMutableString stringWithString:self.userName ?: @""];
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if (self.replyToUserName.length > 0) {
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[userNameText appendFormat:@" 回复 @%@", self.replyToUserName];
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}
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UIFont *userNameFont = [UIFont systemFontOfSize:13 weight:UIFontWeightMedium];
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CGRect userNameRect = [userNameText boundingRectWithSize:CGSizeMake(contentWidth, CGFLOAT_MAX)
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options:NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading
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attributes:@{NSFontAttributeName: userNameFont}
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context:nil];
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CGFloat userNameHeight = ceil(userNameRect.size.height);
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// 内容高度
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UIFont *contentFont = [UIFont systemFontOfSize:14];
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NSString *contentText = self.content ?: @"";
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CGRect contentRect = [contentText boundingRectWithSize:CGSizeMake(contentWidth, CGFLOAT_MAX)
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options:NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading
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attributes:@{NSFontAttributeName: contentFont}
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context:nil];
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CGFloat contentHeight = ceil(contentRect.size.height);
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// 时间高度（单行）
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CGFloat timeHeight = 14; // 11号字体
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// 总高度 = 上边距(8) + 用户名 + 间距(4) + 内容 + 间距(6) + 时间 + 下边距(8)
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CGFloat totalHeight = 8 + userNameHeight + 4 + contentHeight + 6 + timeHeight + 8;
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// 最小高度（头像高度 + 上下边距）
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CGFloat minHeight = 8 + 28 + 8;
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totalHeight = MAX(totalHeight, minHeight);
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self.cachedCellHeight = totalHeight;
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return totalHeight;
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}
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@end
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