name: Process Python Script on PR

on:
  pull_request:
    types: [opened, synchronize]
  push:
    branches:
      - main

jobs:
  process-python:
    runs-on: auto_judgement_py
    steps:
      - name: Set up Node.js
        uses: github.com/actions/setup-node@v4
        with:
          node-version: '22'

      - name: Checkout PR code
        uses: actions/checkout@v4
        with:
          ref: ${{ gitea.head_ref }}  # 检出 PR 的 HEAD 分支代码

      - name: Find newly added .py file
        id: find-file
        run: |
          # 获取相对于主分支新增的 .py 文件（仅限添加操作）
          NEW_FILES=$(git diff --diff-filter=A --name-only origin/main...HEAD | grep '\.py$')
          # 取最后一个新增文件（假设最新提交只新增一个）
          NEW_PY_FILE=$(echo "$NEW_FILES" | tail -n 1)
          # 验证文件存在
          if [ -z "$NEW_PY_FILE" ]; then
            echo "No new .py file found!"
            exit 1
          fi
          echo "new_py_file=$NEW_PY_FILE" >> $GITHUB_OUTPUT

      - name: Extract metadata from .py file
        id: extract-metadata
        run: |
          # 提取三个 """ 包裹的 YAML 元数据
          sed -n '/^"""/,/^"""/p' ${{ steps.find-file.outputs.new_py_file }} | sed '1d;$d' > metadata.yaml
          # 使用 yq 解析 name 字段（需提前安装 yq）
          NAME=$(yq e '.name' metadata.yaml)
          if [ -z "$NAME" ]; then
            echo "Metadata 'name' not found!"
            exit 1
          fi
          echo "name=$NAME" >> $GITHUB_OUTPUT

      - name: Run Docker container to process script
        id: docker-process
        run: |
          # 假设你的 Docker 镜像已预装在服务器，且支持输入文件路径
          SCORE=$(docker run --rm -v $(pwd):/data your-docker-image python /data/${{ steps.find-file.outputs.new_py_file }})
          if [ -z "$SCORE" ]; then
            echo "Docker processing failed!"
            exit 1
          fi
          echo "score=$SCORE" >> $GITHUB_OUTPUT

      - name: Rename and archive file
        run: |
          mkdir -p code  # 创建归档目录
          # 组合新文件名：name_score.py
          NEW_NAME="${{ steps.extract-metadata.outputs.name }}_${{ steps.docker-process.outputs.score }}.py"
          # 移动并重命名文件
          mv "${{ steps.find-file.outputs.new_py_file }}" "code/${NEW_NAME}"
          echo "File archived to: code/${NEW_NAME}"