demo.yml

name: Demo

on:
  workflow_dispatch:
  pull_request:
    types: [labeled, opened, synchronize]
    paths:
      - ".github/workflows/demo.yml"

env:
  TERM: "xterm-256color"
  COLORTERM: "truecolor"
  LANG: "en_US.UTF-8"
  ATMOS_LOGS_LEVEL: "Info"
  TERRAFORM_VERSION: "1.9.7"

jobs:
  prepare:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Get Atmos version
        id: get-version
        run: |
          VERSION=$(curl -s https://api.github.com/repos/cloudposse/atmos/releases/latest | jq -r .tag_name)
          echo "version=$VERSION" >> $GITHUB_OUTPUT

      - name: List all .tape files
        id: list-tapes
        run: |
          files=$(git ls-files | grep 'demo.tape$' || true)
          if [ -z "$files" ]; then
            echo "matrix=[]" >> $GITHUB_OUTPUT
          else
            matrix=$(echo "$files" | jq -R -s -c 'split("\n") | map(select(length > 0))')
            echo "matrix=$matrix" >> $GITHUB_OUTPUT
          fi
          cat $GITHUB_OUTPUT

    outputs:
      matrix: ${{ steps.list-tapes.outputs.matrix }}
      version: ${{ steps.get-version.outputs.version }}

  screengrabs:
    needs: [prepare]
    runs-on: ubuntu-latest
    steps:
      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y aha util-linux make jq bat
          sudo ln -s /usr/bin/batcat /usr/bin/bat

      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Atmos
        uses: jaxxstorm/action-install-gh-release@v1.11.0
        with:
          repo: cloudposse/atmos
          tag: ${{ needs.prepare.outputs.version }}
          chmod: 0755
          extension-matching: disable
          rename-to: atmos

      - uses: hashicorp/setup-terraform@v3
        with:
          terraform_version: ${{ env.TERRAFORM_VERSION }}
          terraform_wrapper: false

      - name: Run make build-all install
        run: |
          make -C demo/screengrabs build-all install
          git add -A
          git status

      - name: Create or update PR
        uses: peter-evans/create-pull-request@v7
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          branch: "chore/update-build-screengrabs-for-${{ needs.prepare.outputs.version }}"
          title: "Update screengrabs for ${{ needs.prepare.outputs.version }}"
          delete-branch: true
          sign-commits: true
          commit-message: |
            chore: update screengrabs for ${{ needs.prepare.outputs.version }}
          body: |
            This PR updates the screengrabs for Atmos version ${{ needs.prepare.outputs.version }}.
          base: main
          labels: "no-release"

  vhs:
    needs: [prepare]
    runs-on: ubuntu-latest
    timeout-minutes: 120
    strategy:
      matrix:
        file: ${{ fromJson(needs.prepare.outputs.matrix) }}
    concurrency:
      group: ${{ github.workflow }}-${{ github.ref }}-${{ matrix.file }}
      cancel-in-progress: true
    steps:
      - uses: actions/checkout@v4

      - name: Set Swap Space
        uses: pierotofy/set-swap-space@0404882bc4666c0ff2f6fd8b3d32af69a730183c
        with:
          swap-size-gb: 15

      - name: Install Atmos
        uses: jaxxstorm/action-install-gh-release@v1.11.0
        with:
          repo: cloudposse/atmos
          tag: ${{ needs.prepare.outputs.version }}
          chmod: 0755
          extension-matching: disable
          rename-to: atmos

      - uses: hashicorp/setup-terraform@v3
        with:
          terraform_version: ${{ env.TERRAFORM_VERSION }}
          terraform_wrapper: false

      - name: Test Atmos
        run: |
          which atmos
          atmos version
          atmos --help

      - name: Prepare variables
        id: vars
        run: |
          VERSION="${{ needs.prepare.outputs.version }}"
          JOB_NAME=$(basename "${{ matrix.file }}" | sed 's/.tape$//')
          echo "version=${VERSION}" >> $GITHUB_OUTPUT
          echo "job_name=${JOB_NAME}" >> $GITHUB_OUTPUT
          echo "branch_name=chore/update-${JOB_NAME}-for-${VERSION}" >> $GITHUB_OUTPUT

      - name: Setup VHS
        uses: charmbracelet/vhs-action@v2
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          install-fonts: true

      - name: Record screencast
        run: |
          vhs ${{ matrix.file }}

      - name: Create or update PR
        uses: peter-evans/create-pull-request@v7
        id: auto-commit
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          branch: ${{ steps.vars.outputs.branch_name }}
          sign-commits: true
          commit-message: |
            chore: update ${{ steps.vars.outputs.job_name }} for ${{ steps.vars.outputs.version }}
          title: Update ${{ steps.vars.outputs.job_name }} for ${{ steps.vars.outputs.version }}
          body: |
            This PR updates the demo gif for ${{ steps.vars.outputs.job_name }} with Atmos version ${{ steps.vars.outputs.version }}.
          base: main
          labels: no-release

      - name: Add Image to Job Summary
        if: steps.auto-commit.outputs.pull-request-operation == 'created' || steps.auto-commit.outputs.pull-request-operation == 'updated'
        run: |
          echo "## Demo GIF" >> $GITHUB_STEP_SUMMARY
          echo "![Demo GIF](https://github.com/${{ github.repository }}/blob/${{ steps.auto-commit.outputs.pull-request-head-sha }}/docs/demo.gif?raw=true)" >> $GITHUB_STEP_SUMMARY

      - name: No changes
        if: steps.auto-commit.outputs.pull-request-operation == 'none' || steps.auto-commit.outputs.pull-request-operation == 'closed'
        run: |
          echo "No changes to demo" >> $GITHUB_STEP_SUMMARY