# Runs python code quality checks.
#
# Checks for changes to python files before running the checks.
# When manually triggered or called from another workflow, always runs the tests.
#
# TODO: Add mypy or pyright to the checks.

name: 'python checks'

on:
  push:
    branches:
      - 'main'
  pull_request:
    types:
      - 'ready_for_review'
      - 'opened'
      - 'synchronize'
  merge_group:
  workflow_dispatch:
  workflow_call:

jobs:
  python-checks:
    runs-on: ubuntu-latest
    timeout-minutes: 5 # expected run time: <1 min
    steps:
      - name: checkout
        uses: actions/checkout@v4

      - name: check for changed python files
        if: ${{ github.event_name != 'workflow_dispatch' && github.event_name != 'workflow_call' }}
        id: changed-files
        uses: tj-actions/changed-files@v42
        with:
          files_yaml: |
            python:
              - 'pyproject.toml'
              - 'invokeai/**'
              - '!invokeai/frontend/web/**'
              - 'tests/**'

      - name: setup python
        if: ${{ steps.changed-files.outputs.python_any_changed == 'true' || github.event_name == 'workflow_dispatch' || github.event_name == 'workflow_call' }}
        uses: actions/setup-python@v5
        with:
          python-version: '3.10'
          cache: pip
          cache-dependency-path: pyproject.toml

      - name: install ruff
        if: ${{ steps.changed-files.outputs.python_any_changed == 'true' || github.event_name == 'workflow_dispatch' || github.event_name == 'workflow_call' }}
        run: pip install ruff
        shell: bash

      - name: ruff check
        if: ${{ steps.changed-files.outputs.python_any_changed == 'true' || github.event_name == 'workflow_dispatch' || github.event_name == 'workflow_call' }}
        run: ruff check --output-format=github .
        shell: bash

      - name: ruff format
        if: ${{ steps.changed-files.outputs.python_any_changed == 'true' || github.event_name == 'workflow_dispatch' || github.event_name == 'workflow_call' }}
        run: ruff format --check .
        shell: bash