flux-differ.yaml

---
name: Flux differ

on:
  pull_request:
    branches: ['*']
    paths: ['cluster/**.yaml']

jobs:
  flux-differ:
    name: Flux differ
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write
    strategy:
      matrix:
        path: ["cluster"]
        resource: ["helmrelease", "kustomization"]
    steps:
      - name: Generate token
        uses: actions/create-github-app-token@v1
        id: generate-token
        with:
          app-id: "${{ secrets.BOT_APP_ID }}"
          private-key: "${{ secrets.BOT_APP_PRIVATE_KEY }}"

      - name: Diff resources
        uses: allenporter/flux-local/action/diff@3.1.1
        id: diff
        with:
          sources: flux-system
          path: "${{ matrix.path }}"
          resource: "${{ matrix.resource }}"

      - if: ${{ steps.diff.outputs.diff != '' }}
        name: Add comment
        uses: mshick/add-pr-comment@v2.8.1
        with:
          repo-token: "${{ steps.generate-token.outputs.token }}"
          message-id: "${{ github.event.pull_request.number }}/${{ matrix.path }}/${{ matrix.resource }}"
          message-failure: Diff was not successful
          message: |
            ```diff
            ${{ steps.diff.outputs.diff }}
            ```