diff.yml

name: Diff after_create method

on:
  pull_request:
    branches:
      - main
    paths:
      - 'backend/model/**'
  push:

jobs:
  diff:
    runs-on: ubuntu-latest
    env:
      PROD_ARCHIVESSPACE_VERSION: v3.3.1
    continue-on-error: true
    strategy:
      matrix:
        archivesspace_version: [v3.3.1, v3.4.1, v3.5.1]
    steps:

    - name: Checkout current plugin
      uses: actions/checkout@v4
      with:
        path: plugin
        sparse-checkout: |
          backend/model

    - name: Checkout ArchivesSpace baseline repo
      uses: actions/checkout@v4
      with:
        ref: ${{ env.PROD_ARCHIVESSPACE_VERSION }}
        repository: Smithsonian/archivesspace
        path: archivesspace-baseline
        sparse-checkout: |
          backend/app/model

    - name: Checkout ArchivesSpace repo
      uses: actions/checkout@v4
      with:
        ref: ${{ matrix.archivesspace_version }}
        repository: Smithsonian/archivesspace
        path: archivesspace
        sparse-checkout: |
          backend/app/model

    - name: Create plugin file
      run: |
        touch plugin.txt
        grep -wsh after_create ${{ github.workspace }}/plugin/backend/model/* -A 81 > plugin.txt

    - name: Create prod version file
      id: prod
      run: |
        touch prod.txt
        grep -wsh after_create ${{ github.workspace }}/archivesspace-baseline/backend/app/model/repository.rb -A 81 > prod.txt

    - name: Create ${{ matrix.archivesspace_version }} version file
      run: |
        touch ${{ matrix.archivesspace_version }}.txt
        grep -wsh after_create ${{ github.workspace }}/archivesspace/backend/app/model/repository.rb -A 81 > ${{ matrix.archivesspace_version }}.txt

    - name: Diff with baseline
      id: baseline
      run: |
        echo "baseline_changes=$(git diff --diff-filter=M --shortstat ${{ github.workspace }}/prod.txt ${{ github.workspace }}/plugin.txt)" >> $GITHUB_OUTPUT
    
    - name: Diff with new versions
      id: new
      run: |
        echo "new_changes=$(git diff --diff-filter=M --shortstat ${{ github.workspace }}/${{ matrix.archivesspace_version }}.txt ${{ github.workspace }}/plugin.txt)" >> $GITHUB_OUTPUT

    - name: Diffs match
      if: ${{ steps.baseline.outputs.baseline_changes == steps.new.outputs.new_changes }}
      run: |
        echo "${{ steps.baseline.outputs.baseline_changes }}"
        echo "${{ steps.new.outputs.new_changes }}"
        echo "$(git diff --diff-filter=M -w --color -- ${{ github.workspace }}/${{ matrix.archivesspace_version }}.txt ${{ github.workspace }}/plugin.txt)"
        echo "All models overridden by this plugin match $PROD_ARCHIVESSPACE_VERSION of ArchivesSpace"

    - name: Diffs do not match
      if: ${{ steps.baseline.outputs.baseline_changes != steps.new.outputs.new_changes }}
      run: |
        echo "Some models overridden by this plugin do not match those in ArchivesSpace ${{ matrix.archivesspace_version }}.  See:"
        echo "::set-output name=review_changes::$(git diff --diff-filter=M -w --color -- ${{ github.workspace }}/${{ matrix.archivesspace_version }}.txt ${{ github.workspace }}/plugin.txt)"
        exit 1