bash_formatter.yaml

name: Proper Formatting on bash files

on: [push, pull_request]

jobs:
  format_bash_files:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
      with:
        fetch-depth: 0  

    - name: Install ShellCheck
      run: sudo apt install -y shellcheck

    - name: Bash Formatting Guidelines
      run: |
        echo "### Bash Files Formatting Guidelines ###
        If there are errors and warnings regarding your bash files,
        You can check that error code definitions in https://www.shellcheck.net/wiki/ site.
        You can correct them using the https://www.shellcheck.net/ site. 
        You have to ignore disable errors in .shellcheckrc file.
        "

    - name: Fetch master branch
      run: git fetch origin master
    
    - name: Set up changed files
      id: changed_files
      run: |
        git diff --name-only origin/master...HEAD | grep -E '^.*\.sh$' | grep -v '^apps/' > changed_files_in_PR.txt || true
        if [ ! -s changed_files_in_PR.txt ]; then
          echo "No bash files have changed in this PR."
        fi

    - name: Display changed files
      if: always()  # Always run this step
      run: cat changed_files_in_PR.txt || echo "No bash files have changed in this PR."

    - name: Run ShellCheck on changed files
      if: steps.changed_files.outputs.changed_files != ''
      run: |
        cat changed_files_in_PR.txt | xargs -I {} shellcheck {} || echo "No changes needed for the bash files."
      shell: bash