//
//  KBAIReplyCell.m
//  keyBoard
//
//  Created by Mac on 2026/1/16.
//

#import "KBAIReplyCell.h"
#import "KBAIReplyModel.h"
#import <Masonry/Masonry.h>
#import <SDWebImage/SDWebImage.h>

@interface KBAIReplyCell ()

@property(nonatomic, strong) UIImageView *avatarImageView;
@property(nonatomic, strong) UILabel *contentLabel;
@property(nonatomic, strong) UILabel *timeLabel;
@property(nonatomic, strong) UIButton *likeButton;

@end

@implementation KBAIReplyCell

- (instancetype)initWithStyle:(UITableViewCellStyle)style
              reuseIdentifier:(NSString *)reuseIdentifier {
  self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
  if (self) {
    self.selectionStyle = UITableViewCellSelectionStyleNone;
    self.backgroundColor = [UIColor whiteColor];
    [self setupUI];
  }
  return self;
}

#pragma mark - UI Setup

- (void)setupUI {
  [self.contentView addSubview:self.avatarImageView];
  [self.contentView addSubview:self.contentLabel];
  [self.contentView addSubview:self.timeLabel];
  [self.contentView addSubview:self.likeButton];

  // 左侧缩进 48pt（对齐一级评论内容）
  [self.avatarImageView mas_makeConstraints:^(MASConstraintMaker *make) {
    make.left.equalTo(self.contentView).offset(68); // 16 + 40 + 12 = 68
    make.top.equalTo(self.contentView).offset(8);
    make.width.height.mas_equalTo(28);
  }];

  [self.contentLabel mas_makeConstraints:^(MASConstraintMaker *make) {
    make.left.equalTo(self.avatarImageView.mas_right).offset(8);
    make.top.equalTo(self.avatarImageView);
    make.right.equalTo(self.likeButton.mas_left).offset(-8);
  }];

  [self.timeLabel mas_makeConstraints:^(MASConstraintMaker *make) {
    make.left.equalTo(self.contentLabel);
    make.top.equalTo(self.contentLabel.mas_bottom).offset(4);
    make.bottom.equalTo(self.contentView).offset(-8);
  }];

  [self.likeButton mas_makeConstraints:^(MASConstraintMaker *make) {
    make.right.equalTo(self.contentView).offset(-16);
    make.top.equalTo(self.contentView).offset(8);
    make.width.mas_equalTo(40);
    make.height.mas_equalTo(30);
  }];
}

#pragma mark - Configuration

- (void)configureWithReply:(KBAIReplyModel *)reply {
  [self.avatarImageView
      sd_setImageWithURL:[NSURL URLWithString:reply.avatarUrl]
        placeholderImage:[UIImage imageNamed:@"default_avatar"]];

  // 构建富文本：用户名（蓝色）+ @回复用户（蓝色）+ 内容
  NSMutableAttributedString *attrText =
      [[NSMutableAttributedString alloc] init];

  // 用户名
  NSDictionary *nameAttrs = @{
    NSFontAttributeName : [UIFont systemFontOfSize:14
                                            weight:UIFontWeightMedium],
    NSForegroundColorAttributeName : [UIColor labelColor]
  };
  [attrText appendAttributedString:[[NSAttributedString alloc]
                                       initWithString:reply.userName
                                           attributes:nameAttrs]];

  // @回复用户
  if (reply.replyToUserName.length > 0) {
    NSDictionary *replyAttrs = @{
      NSFontAttributeName : [UIFont systemFontOfSize:14],
      NSForegroundColorAttributeName : [UIColor systemBlueColor]
    };
    NSString *replyTo =
        [NSString stringWithFormat:@" 回复 @%@", reply.replyToUserName];
    [attrText appendAttributedString:[[NSAttributedString alloc]
                                         initWithString:replyTo
                                             attributes:replyAttrs]];
  }

  // 内容
  NSDictionary *contentAttrs = @{
    NSFontAttributeName : [UIFont systemFontOfSize:14],
    NSForegroundColorAttributeName : [UIColor labelColor]
  };
  NSString *content = [NSString stringWithFormat:@"：%@", reply.content];
  [attrText appendAttributedString:[[NSAttributedString alloc]
                                       initWithString:content
                                           attributes:contentAttrs]];

  self.contentLabel.attributedText = attrText;

  // 时间
  self.timeLabel.text = [reply formattedTime];

  // 点赞
  NSString *likeText =
      reply.likeCount > 0 ? [self formatLikeCount:reply.likeCount] : @"";
  [self.likeButton setTitle:likeText forState:UIControlStateNormal];

  UIImage *likeImage = reply.isLiked ? [UIImage systemImageNamed:@"heart.fill"]
                                     : [UIImage systemImageNamed:@"heart"];
  [self.likeButton setImage:likeImage forState:UIControlStateNormal];
  self.likeButton.tintColor =
      reply.isLiked ? [UIColor systemRedColor] : [UIColor grayColor];
}

- (NSString *)formatLikeCount:(NSInteger)count {
  if (count >= 10000) {
    return [NSString stringWithFormat:@"%.1fw", count / 10000.0];
  } else if (count >= 1000) {
    return [NSString stringWithFormat:@"%.1fk", count / 1000.0];
  }
  return [NSString stringWithFormat:@"%ld", (long)count];
}

#pragma mark - Actions

- (void)likeButtonTapped {
  if (self.onLikeAction) {
    self.onLikeAction();
  }
}

#pragma mark - Lazy Loading

- (UIImageView *)avatarImageView {
  if (!_avatarImageView) {
    _avatarImageView = [[UIImageView alloc] init];
    _avatarImageView.contentMode = UIViewContentModeScaleAspectFill;
    _avatarImageView.layer.cornerRadius = 14;
    _avatarImageView.layer.masksToBounds = YES;
    _avatarImageView.backgroundColor = [UIColor systemGray5Color];
  }
  return _avatarImageView;
}

- (UILabel *)contentLabel {
  if (!_contentLabel) {
    _contentLabel = [[UILabel alloc] init];
    _contentLabel.numberOfLines = 0;
  }
  return _contentLabel;
}

- (UILabel *)timeLabel {
  if (!_timeLabel) {
    _timeLabel = [[UILabel alloc] init];
    _timeLabel.font = [UIFont systemFontOfSize:11];
    _timeLabel.textColor = [UIColor secondaryLabelColor];
  }
  return _timeLabel;
}

- (UIButton *)likeButton {
  if (!_likeButton) {
    _likeButton = [UIButton buttonWithType:UIButtonTypeCustom];
    _likeButton.titleLabel.font = [UIFont systemFontOfSize:11];
    [_likeButton setTitleColor:[UIColor grayColor]
                      forState:UIControlStateNormal];
    [_likeButton setImage:[UIImage systemImageNamed:@"heart"]
                 forState:UIControlStateNormal];
    _likeButton.tintColor = [UIColor grayColor];
    [_likeButton addTarget:self
                    action:@selector(likeButtonTapped)
          forControlEvents:UIControlEventTouchUpInside];

    // 设置图片和文字间距
    _likeButton.imageEdgeInsets = UIEdgeInsetsMake(0, -2, 0, 2);
    _likeButton.titleEdgeInsets = UIEdgeInsetsMake(0, 2, 0, -2);
  }
  return _likeButton;
}

@end