generate-morphs.yml

# This workflow runs Data Morph on datasets and/or shapes that have
# been added or modified.
#
# Author: Stefanie Molin, Daniel Schaefer

name: Generate Morphs

on:
  pull_request:
    paths:
      - 'src/**'
      - 'pyproject.toml'
      - '.github/workflows/generate-morphs.yml'

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  generate-morphs:
    name: Run Data Morph on new/altered datasets/shapes

    # Just generate on one operating system (they should all be the same)
    runs-on: ubuntu-latest

    defaults:
      run:
        shell: bash -e {0}

    strategy:
      fail-fast: false

    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2

      - name: Set up Python
        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b  # v5.3.0
        with:
          python-version: "3.x"

      - name: Install Data Morph
        run: |
          python -m pip install --upgrade pip
          python -m pip install setuptools --upgrade
          python -m pip install .

      # docs for this action: https://github.com/tj-actions/changed-files
      - name: Get all dataset and shape files that have changed
        id: changed-files-yaml
        uses: tj-actions/changed-files@4edd678ac3f81e2dc578756871e4d00c19191daf  # v45.0.4
        with:
          files_yaml: |
            dataset:
              - src/data_morph/data/starter_shapes/*
            shape:
              - src/data_morph/shapes/**

      # If datasets were added or changed in this PR
      - name: Generate morphs from new or changed datasets
        if: steps.changed-files-yaml.outputs.dataset_any_changed == 'true'
        env:
          DATASET_ALL_CHANGED_FILES: ${{ steps.changed-files-yaml.outputs.dataset_all_changed_files }}
        run: |
          echo "Detected changes to dataset(s): $DATASET_ALL_CHANGED_FILES"
          DATASET_ARGS=$(python bin/ci.py $DATASET_ALL_CHANGED_FILES)
          echo "Generating morphs for the following datasets: $DATASET_ARGS"
          parallel -j0 data-morph \
               --start-shape $DATASET_ARGS \
               --target-shape {} \
               ::: bullseye heart rectangle star slant_up

      # If shapes are added or modified in this PR
      - name: Generate morphs from new or changed shapes
        if: steps.changed-files-yaml.outputs.shape_any_changed == 'true'
        env:
          SHAPE_ALL_CHANGED_FILES: ${{ steps.changed-files-yaml.outputs.shape_all_changed_files }}
        run: |
          echo "Detected changes to shape(s): $SHAPE_ALL_CHANGED_FILES"
          SHAPE_ARGS=$(python bin/ci.py $SHAPE_ALL_CHANGED_FILES)
          echo "Generating morphs for the following shapes: $SHAPE_ARGS"
          parallel -j0 data-morph \
               --start-shape music \
               --target-shape {} \
               ::: $SHAPE_ARGS

      # For core code changes, we want to do a couple morphs to see if they still look ok
      # Only need to run if neither of the previous two morphs ran
      - name: Morph shapes with core code changes
        if: steps.changed-files-yaml.outputs.dataset_any_changed != 'true' && steps.changed-files-yaml.outputs.shape_any_changed != 'true'
        run: |
          parallel -j0 data-morph \
               --start-shape music \
               --target-shape {} \
               ::: bullseye heart rectangle star slant_up

      - uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882  # v4.4.3
        with:
          name: morphed-data-pr${{ github.event.number }}-${{ github.sha }}
          path: morphed_data