name: Lint On Scripts
#
# Run ShellCheck on all scripts and generates report as build artefact
#

on:
  workflow_dispatch:
  pull_request:
    types: [review_requested, ready_for_review]

permissions:
  contents: read

jobs:

  Shellcheck:

    name: Shell script analysis
    runs-on: ubuntu-latest
    if: ${{ github.repository_owner == 'Armbian' }}
    steps:

       - name: Checkout repository
         uses: actions/checkout@v3

       - name: Environment variables
         run: sudo -E bash -c set

       - name: "Shellcheck lint error report in diff format"
         shell: bash {0}
         run: |

           (for file in $(find lib -type f -exec grep -Iq . {} \; -print); do shellcheck --format=diff $file; done;) 2> /dev/null > lib.diff || true
           (for file in $(find packages -type f -exec grep -Iq . {} \; -print); do shellcheck --format=diff $file; done;) 2> /dev/null > packages.diff || true
           (for file in $(find config -type f -exec grep -Iq . {} \; -print); do shellcheck --format=diff $file; done;) 2> /dev/null > config.diff || true

       - name: Upload build artifacts
         uses: actions/upload-artifact@v3
         with:
          name: Shellcheck
          path: "*.diff"
          if-no-files-found: ignore
          retention-days: 14