#!/usr/bin/env python3
"""
添加新题目到 SRE Challenge Dataset

用法:
    python add_case.py --id phantom-timeout --title "幽灵超时" --prompt "故障现象描述" --case case.json --ideal ideal.json
    python add_case.py --from-folder /path/to/challenge-01-phantom-timeout
"""

import json
import argparse
import sys
from pathlib import Path

DATA_FILE = Path(__file__).parent / "data.jsonl"


def load_existing():
    """加载现有数据"""
    if not DATA_FILE.exists():
        return []
    items = []
    with open(DATA_FILE) as f:
        for line in f:
            if line.strip():
                items.append(json.loads(line))
    return items


def save_data(items):
    """保存数据并同步生成 parquet（HF viewer 需要）"""
    with open(DATA_FILE, 'w') as f:
        for item in items:
            f.write(json.dumps(item, ensure_ascii=False) + '\n')
    print(f"已保存 {len(items)} 条数据到 {DATA_FILE}")

    import subprocess
    subprocess.run([sys.executable, str(Path(__file__).parent / "gen_parquet.py")], check=True)


def add_case_from_args(args):
    """从命令行参数添加"""
    case = json.loads(Path(args.case).read_text()) if args.case else {}
    ideal = json.loads(Path(args.ideal).read_text()) if args.ideal else {}

    return {
        'id': args.id,
        'title': args.title,
        'prompt': args.prompt,
        'public_info': args.public_info or '',
        'case': case,
        'ideal_answer': ideal,
        'tags': args.tags.split(',') if args.tags else ['sre']
    }


def add_case_from_folder(folder_path):
    """从文件夹添加（和 timu 结构一致）"""
    folder = Path(folder_path)

    case_file = folder / "case.json"
    ideal_file = folder / "ideal-answer.json"

    if not case_file.exists():
        print(f"错误: 找不到 {case_file}")
        return None

    case = json.loads(case_file.read_text())
    ideal = json.loads(ideal_file.read_text()) if ideal_file.exists() else {}

    return {
        'id': case.get('id', folder.name),
        'title': case.get('title', ''),
        'prompt': case.get('fault_phenomenon', ''),
        'public_info': case.get('public_case_info', ''),
        'case': case,
        'ideal_answer': ideal,
        'tags': ['sre', 'multi-cloud', 'kubernetes']
    }


def main():
    parser = argparse.ArgumentParser(description='添加新题目到 SRE Challenge Dataset')
    parser.add_argument('--id', help='题目 ID')
    parser.add_argument('--title', help='题目标题')
    parser.add_argument('--prompt', help='故障现象描述')
    parser.add_argument('--public-info', help='公开信息')
    parser.add_argument('--case', help='case.json 文件路径')
    parser.add_argument('--ideal', help='ideal-answer.json 文件路径')
    parser.add_argument('--tags', help='标签，逗号分隔')
    parser.add_argument('--from-folder', help='从文件夹导入（和 timu 结构一致）')
    parser.add_argument('--list', action='store_true', help='列出所有题目')
    parser.add_argument('--delete', help='删除指定 ID 的题目')

    args = parser.parse_args()

    # 列出所有题目
    if args.list:
        items = load_existing()
        print(f"共 {len(items)} 道题目:\n")
        for i, item in enumerate(items, 1):
            item_id = item.get('id') or item.get('canary', 'unknown')
            item_title = item.get('title') or item.get('case', {}).get('title', 'unknown')
            print(f"{i}. {item_id} - {item_title}")
        return

    # 删除题目
    if args.delete:
        items = load_existing()
        items = [item for item in items if item['id'] != args.delete]
        save_data(items)
        print(f"已删除 {args.delete}")
        return

    # 添加题目
    if args.from_folder:
        new_item = add_case_from_folder(args.from_folder)
    elif args.id and args.title and args.prompt:
        new_item = add_case_from_args(args)
    else:
        parser.print_help()
        return

    if not new_item:
        return

    # 检查是否已存在
    items = load_existing()
    existing_ids = {item['id'] for item in items}

    if new_item['id'] in existing_ids:
        # 更新现有题目
        items = [item if item['id'] != new_item['id'] else new_item for item in items]
        print(f"已更新题目: {new_item['id']}")
    else:
        # 添加新题目
        items.append(new_item)
        print(f"已添加题目: {new_item['id']}")

    save_data(items)


if __name__ == '__main__':
    main()