generated-code.yml

name: Generate code and open pull request

on:
  workflow_dispatch:
  pull_request:
  push:
    branches:
      - master

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - name: Setup
        uses: actions/checkout@v4
        with:
          submodules: recursive
      - name: Update submodules
        run: git submodule update --remote --recursive

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.x'
      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: '1.22'
      - name: Install goimports
        run: go install golang.org/x/tools/cmd/goimports@latest

      - name: Generate code
        run: |
          python generate-code.py
          diff=$(git --no-pager diff --name-only HEAD)
          echo "DIFF_IS_EMPTY=$([[ -z "$diff" ]] && echo 'true' || echo 'false')" >> $GITHUB_ENV
          echo "CURRENT_DATETIME=$(date +'%Y%m%d%H%M%S')" >> $GITHUB_ENV
      ## Run if diff exists and pull request, and make CI status failure
      - if: ${{ github.event_name == 'pull_request' && env.DIFF_IS_EMPTY != 'true' }}
        run: |
          echo "There are changes in the generated codes. Please run 'generate-code.py' and commit the changes." >&2
          exit 1
      ## Run if diff exists and event is not pull request, and make PR
      - if: ${{ github.event_name != 'pull_request' && env.DIFF_IS_EMPTY != 'true' }}
        run: |
          git config user.name github-actions
          git config user.email github-actions@github.com
          git checkout -b update-diff-${{ env.CURRENT_DATETIME }}
          git add .
          git commit -m "Code are generated by openapi generator"
          git push origin update-diff-${{ env.CURRENT_DATETIME }}
          gh pr create -B ${{ github.ref_name }} -t "Codes are generated by openapi generator" -b "" --label "line-openapi-update"
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}