pr-changed-files.yml

name: PR File Changes Comment

on:
  pull_request:
    types: [opened, synchronize]

jobs:
  comment-changes:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v35

      - name: Process changed files with Python
        run: |
          python << EOF
          import os
          import json

          # 从环境变量读取更改的文件列表
          changed_files = os.environ['CHANGED_FILES']
          # 将字符串转换为列表
          changed_files_list = json.loads(changed_files)
          print("Changed files:")
          for file in changed_files_list:
              print(f"- {file}")

          # 计算更改的文件数量
          file_count = len(changed_files_list)

          # 将文件数量设置为输出变量
          with open(os.environ['GITHUB_OUTPUT'], 'a') as fh:
              print(f"file_count={file_count}", file=fh)
          EOF
        env:
          CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}

      - name: Create file list
        id: file-list
        run: |
          FILE_LIST=""
          for file in ${{ steps.changed-files.outputs.all_changed_files }}; do
            FILE_LIST="${FILE_LIST}- ${file}\n"
          done
          echo "file_list<<EOF" >> $GITHUB_OUTPUT
          echo -e "$FILE_LIST" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

      - name: Comment PR
        uses: actions/github-script@v6
        with:
          github-token: ${{secrets.GITHUB_TOKEN}}
          script: |
            github.rest.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: `修改的文件列表：\n\n${{ steps.file-list.outputs.file_list }}`
            })