name: Document Generation
on:
  push:
    branches: [main]

permissions:
  contents: write
  pull-requests: write
  deployments: write

jobs:
  precheck:
    uses: alcionai/corso/.github/workflows/_filechange_checker.yml@main

  Generate-Markdown:
    needs: precheck
    if: needs.precheck.outputs.fileschanged == 'true'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          ref: ${{ github.event.pull_request.head.ref }}

      - name: Setup Golang with cache
        uses: magnetikonline/action-golang-cache@v3
        with:
          go-version-file: src/go.mod

      # run the markdown generator
      - name: Generate Markdown
        working-directory: ./src
        run: |
          go run ./cmd/mdgen/mdgen.go generate

      # migrate generated md files into /docs/docs/cli
      - name: Move CLI .md to Docs
        run: |
          mkdir -p ./docs/docs/cli
          mv ./src/cmd/mdgen/cli_markdown/* ./docs/docs/cli/
          rm -R ./src/cmd/mdgen/cli_markdown/

      # make a PR for the docs_autogen branch
      - name: Make a PR For the `docs_autogen` Branch
        uses: peter-evans/create-pull-request@v4
        with:
          commit-message: "Documentation Auto-Generation"
          branch: docs_autogen
          delete-branch: true
          base: main
          title: "Docs Auto-Generation"

      # make sure it gets approved
      - name: Auto approve
        if: steps.cpr.outputs.pull-request-operation == 'created'
        uses: juliangruber/approve-pull-request-action@v1
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          number: ${{ steps.cpr.outputs.pull-request-number }}