action.yml

name: 'WIPAC Dev Flake8'
description: 'GitHub Action Package for Running Flake8'

inputs:
  max-function-length:
    description: 'The max number of logical lines of code per function'
    required: false
    default: '200'
  max-complexity:
    description: 'The max allowed McCabe complexity value per function (1-5: simple; 6-10: readable; 11-15: harder to read; >15: potentially hard to maintain)'
    required: false
    default: '15'

runs:
  using: "composite"
  steps:
    - run: |
        set -euo pipefail
        pip install --upgrade pip
        pip install flake8
        pip install flake8-max-function-length
      shell: bash
    - run: |
        set -euo pipefail
        echo "Running Flake8..."
        FLAKE8_FAILED=false # Ensure variable is initialized
        if ! flake8 . \
            --ignore=E203,E226,E228,E231,E501,W503,W504 \
            --max-function-length "${{ inputs.max-function-length }}" \
            --max-complexity "${{ inputs.max-complexity }}" \
            --benchmark \
            | tee flake8_output.log; then
          FLAKE8_FAILED=true
        fi
        echo "FLAKE8_FAILED=$FLAKE8_FAILED" >> $GITHUB_ENV # Export variable to the environment
      shell: bash
    - run: |
        set -euo pipefail
        EXIT_WITH=0

        if grep -q "is too complex" flake8_output.log; then
          echo "::error::Complexity issues detected. Refactor or adjust 'max-complexity'."
          EXIT_WITH=1
        fi
        if grep -q "Function too long" flake8_output.log; then
          echo "::error::Function length issues detected. Refactor or adjust 'max-function-length'."
          EXIT_WITH=1
        fi
        # Check the exported FLAKE8_FAILED variable
        if [ "${FLAKE8_FAILED:-false}" = "true" ]; then
          echo "::error::Flake8 found code style errors. Check the output above for details."
          EXIT_WITH=1
        fi

        exit $EXIT_WITH
      shell: bash