#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
删除 settings.php 中重复的 AI 垃圾评论识别部分
"""

def remove_duplicate_spam_detection():
    with open('settings.php', 'r', encoding='utf-8') as f:
        lines = f.readlines()
    
    # 删除第 4619-5204 行（Python 索引从 0 开始，所以是 4618-5203）
    # 第 4619 行是 <tr><th class="subtitle"><h3 id="subsection-comment-spam-detection">
    # 第 5204 行是 </tr> (在 subsection-comment-appearance 之前)
    
    start_line = 4618  # 第 4619 行（索引从 0 开始）
    end_line = 5204    # 第 5205 行（不包含）
    
    # 保留前面和后面的内容
    new_lines = lines[:start_line] + lines[end_line:]
    
    # 写回文件
    with open('settings.php', 'w', encoding='utf-8') as f:
        f.writelines(new_lines)
    
    deleted_lines = end_line - start_line
    print(f"✓ 已删除第 {start_line + 1}-{end_line} 行（共 {deleted_lines} 行）")
    print(f"✓ 文件行数：{len(lines)} → {len(new_lines)} (-{deleted_lines})")

if __name__ == '__main__':
    remove_duplicate_spam_detection()