name: pre-commit
description: run pre-commit
inputs:
  extra_args:
    description: options to pass to pre-commit run
    required: false
    default: '--all-files'
  shared-cache:
    description: enable shared cache across branches
    required: false
    default: 'false'
runs:
  using: composite
  steps:
  - run: python -m pip install pre-commit
    shell: bash
  - run: python -m pip freeze --local
    shell: bash
  - uses: actions/cache@v4
    with:
      path: ~/.cache/pre-commit
      # Key matches pre-commit action format: pre-commit-3|pythonLocation|configHash
      # The restore-key will find caches from ANY branch with the same Python location and config hash
      # This allows sharing caches across branches when .pre-commit-config.yaml hasn't changed
      key: pre-commit-3|${{ env.pythonLocation }}|${{ hashFiles('.pre-commit-config.yaml') }}
      restore-keys: ${{ inputs.shared-cache == 'true' && format('pre-commit-3|{0}|{1}', env.pythonLocation, hashFiles('.pre-commit-config.yaml')) || '' }}
  - run: pre-commit run --show-diff-on-failure --color=always ${{ inputs.extra_args }}
    shell: bash