update #141

	name: generate list

	on:
	push:
	branches:
	- main # 或者指定您仓库的默认分支

	jobs:
	update-list:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: '3.x'

	- name: Generate list.txt
	run: \|
	python - <<EOF
	import json
	import os
	from pathlib import Path

	problems_dir = Path('./problems')
	if not problems_dir.exists():
	with open(problems_dir / 'list.txt', 'w') as f:
	f.write("No problems directory found")
	exit(0)

	# 存储 id 和 title 的列表
	problem_list = []

	# 遍历 problems 目录
	for problem_dir in problems_dir.iterdir():
	if problem_dir.is_dir():
	json_file = problem_dir / 'problem.json'
	if json_file.exists():
	try:
	with open(json_file, 'r', encoding='utf-8') as f:
	data = json.load(f)
	problem_id = problem_dir.name
	title = data.get('title', '')
	if title: # 只有当 title 存在时才添加
	problem_list.append((int(problem_id), title))
	except (json.JSONDecodeError, ValueError) as e:
	print(f"Error processing {json_file}: {e}")

	# 按 id 排序
	problem_list.sort(key=lambda x: x[0])

	# 写入文件
	with open(problems_dir / 'list.txt', 'w', encoding='utf-8') as f:
	for _, title in problem_list:
	f.write(f"{title}\n")
	EOF

	- name: Commit and push changes
	run: \|
	git config --global user.name "github-actions[bot]"
	git config --global user.email "github-actions[bot]@users.noreply.github.com"
	git add ./problems/list.txt
	git commit -m "Update list.txt"
	git push
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

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