action.yml

name: 'Stage a Compute package'
author: 'Fastly'
description: 'Builds and stages a Compute package to the Fastly staging environment using the Fastly CLI.'

branding:
  icon: 'upload-cloud'
  color: 'red'

inputs:
  project_directory:
    description: 'Directory of the project to build, relative to the repository root.'
    required: false
    default: './'
  service_id:
    description: 'The Fastly service ID to stage to. Defaults to the value in fastly.toml.'
    required: false
    default: ''
  comment:
    description: 'An optional comment to be included with the staged service version.'
    required: false
    default: ''
  verbose:
    description: 'Set to true to enable verbose logging'
    required: false
    default: 'false'
  cli_version:
    description: 'The version of the Fastly CLI to install, e.g. v0.20.0'
    required: false
    default: 'latest'
  token:
    description: 'The GitHub token to use when downloading the Fastly CLI'
    required: false

runs:
  using: "composite"
  steps:
    - name: Set up Fastly CLI
      uses: fastly/compute-actions/setup@main
      with:
        token: ${{ inputs.token }}
        cli_version: ${{ inputs.cli_version }}

    - name: Build Compute package
      run: fastly compute build --non-interactive
      shell: bash
      working-directory: ${{ inputs.project_directory }}

    - name: Upload package as draft version
      id: upload-draft
      env:
        FASTLY_API_TOKEN: ${{ env.FASTLY_API_TOKEN }}
      run: |
        ARGS="--autoclone --version=active"
        if [ -n "${{ inputs.service_id }}" ]; then
          ARGS="$ARGS --service-id=${{ inputs.service_id }}"
        fi
        OUTPUT=$(fastly compute update $ARGS 2>&1 | tee /dev/stderr)
        VERSION=$(echo "$OUTPUT" | grep -oE 'version [0-9]+' | grep -oE '[0-9]+')
        if [ -z "$VERSION" ]; then
          echo "::error::Failed to extract version number from fastly compute update output"
          exit 1
        fi
        echo "version=$VERSION" >> $GITHUB_OUTPUT
        echo "Uploaded draft version: $VERSION"
      shell: bash
      working-directory: ${{ inputs.project_directory }}

    - name: Add comment to draft version
      if: ${{ inputs.comment != '' }}
      env:
        FASTLY_API_TOKEN: ${{ env.FASTLY_API_TOKEN }}
      run: |
        ARGS="--version=${{ steps.upload-draft.outputs.version }} --comment=${{ inputs.comment }}"
        if [ -n "${{ inputs.service_id }}" ]; then
          ARGS="$ARGS --service-id=${{ inputs.service_id }}"
        fi
        fastly service-version update $ARGS
      shell: bash
      working-directory: ${{ inputs.project_directory }}

    - name: Stage draft version
      env:
        FASTLY_API_TOKEN: ${{ env.FASTLY_API_TOKEN }}
      run: |
        ARGS="--version=${{ steps.upload-draft.outputs.version }}"
        if [ -n "${{ inputs.service_id }}" ]; then
          ARGS="$ARGS --service-id=${{ inputs.service_id }}"
        fi
        fastly service-version stage $ARGS
        echo "Successfully staged version ${{ steps.upload-draft.outputs.version }}"
      shell: bash
      working-directory: ${{ inputs.project_directory }}