ci.yml

name: Test environments

on:
  push:
  pull_request:
    branches:
    - main
  # Run daily at 1:23 UTC
  schedule:
  - cron: '23 1 * * *'
  workflow_dispatch:

# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
permissions:
  pages: write
  id-token: write

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

# Needed for micromamba pickup
defaults:
  run:
    shell: bash -l {0}

jobs:
  scikit-hep:

    runs-on: ${{ matrix.os }}
    # On push events run the CI only on main by default
    strategy:
      matrix:
        os: [ubuntu-latest]
        python-version: ['3.8', '3.12']
    if: >-
      github.event_name != 'push'
      || (github.event_name == 'push' && github.ref == 'refs/heads/main')

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v5
      with:
        python-version: ${{ matrix.python-version }}

    - name: Setup uv
      uses: astral-sh/setup-uv@v4
      with:
        version: "latest"

    - name: Build lock file
      run: |
        uv pip compile \
          --generate-hashes \
          --output-file requirements.lock \
          --python-version ${{ matrix.python-version }} \
          scikit-hep/${{ matrix.python-version }}/requirements.txt

    - name: Install micromamba and conda-lock
      uses: mamba-org/setup-micromamba@v2
      with:
        environment-name: conda-lock
        create-args: >-
          python=${{ matrix.python-version }}

    - name: Install conda-lock from main
      run: |
        pipx install --force 'git+https://github.com/conda/conda-lock@main'

    - name: Build conda-lock lock file
      run: |
        conda-lock \
            --file scikit-hep/${{ matrix.python-version }}/environment.yml \
            --lockfile conda-lock.yml

    - name: Upload lock files
      uses: actions/upload-artifact@v4
      with:
        name: scikit-hep-${{ matrix.python-version }}
        path: |
          requirements.lock
          conda-lock.yml

  iris-hep:

    runs-on: ${{ matrix.os }}
    # On push events run the CI only on main by default
    strategy:
      matrix:
        os: [ubuntu-latest]
        python-version: ['3.8', '3.12']
    if: >-
      github.event_name != 'push'
      || (github.event_name == 'push' && github.ref == 'refs/heads/main')

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v5
      with:
        python-version: ${{ matrix.python-version }}

    - name: Setup uv
      uses: astral-sh/setup-uv@v4
      with:
        version: "latest"

    - name: Build lock file
      run: |
        uv pip compile \
          --generate-hashes \
          --output-file requirements.lock \
          --python-version ${{ matrix.python-version }} \
          iris-hep/${{ matrix.python-version }}/requirements.txt

    - name: Install micromamba and conda-lock
      uses: mamba-org/setup-micromamba@v2
      with:
        environment-name: conda-lock
        create-args: >-
          python=${{ matrix.python-version }}

    - name: Install conda-lock from main
      run: |
        pipx install --force 'git+https://github.com/conda/conda-lock@main'

    - name: Build conda-lock lock file
      run: |
        conda-lock \
            --file iris-hep/${{ matrix.python-version }}/environment.yml \
            --lockfile conda-lock.yml

    - name: Upload lock files
      uses: actions/upload-artifact@v4
      with:
        name: iris-hep-${{ matrix.python-version }}
        path: |
          requirements.lock
          conda-lock.yml

  iris-hep-rc:

    runs-on: ${{ matrix.os }}
    # On push events run the CI only on main by default
    strategy:
      matrix:
        os: [ubuntu-latest]
        python-version: ['3.8', '3.12']
    if: >-
      github.event_name != 'push'
      || (github.event_name == 'push' && github.ref == 'refs/heads/main')

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v5
      with:
        python-version: ${{ matrix.python-version }}

    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        python -m pip install --upgrade pip-tools

    - name: Setup uv
      uses: astral-sh/setup-uv@v4
      with:
        version: "latest"

    - name: Build lock file
      run: |
        uv pip compile \
          --generate-hashes \
          --prerelease if-necessary \
          --output-file requirements.lock \
          --python-version ${{ matrix.python-version }} \
          iris-hep-rc/${{ matrix.python-version }}/requirements.txt

    - name: Install micromamba and conda-lock
      uses: mamba-org/setup-micromamba@v2
      with:
        environment-name: conda-lock
        create-args: >-
          python=${{ matrix.python-version }}

    - name: Install conda-lock from main
      run: |
        pipx install --force 'git+https://github.com/conda/conda-lock@main'

    - name: Build conda-lock lock file
      run: |
        conda-lock \
            --file iris-hep-rc/${{ matrix.python-version }}/environment.yml \
            --lockfile conda-lock.yml

    - name: Upload lock files
      uses: actions/upload-artifact@v4
      with:
        name: iris-hep-rc-${{ matrix.python-version }}
        path: |
          requirements.lock
          conda-lock.yml

  deploy:
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest
    needs: [scikit-hep, iris-hep, iris-hep-rc]
    if: github.event_name != 'pull_request' && github.ref == 'refs/heads/main'

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Setup Pages
      uses: actions/configure-pages@v5

    - name: Create site directory structure
      run: |
        cp -r scikit-hep _site/
        cp -r iris-hep _site/
        cp -r iris-hep-rc _site/

    - uses: actions/download-artifact@v4
      with:
        name: scikit-hep-3.8
        path: '_site/scikit-hep/3.8/'

    - uses: actions/download-artifact@v4
      with:
        name: scikit-hep-3.12
        path: '_site/scikit-hep/3.12/'

    - uses: actions/download-artifact@v4
      with:
        name: iris-hep-3.12
        path: '_site/iris-hep/3.12/'

    - uses: actions/download-artifact@v4
      with:
        name: iris-hep-3.8
        path: '_site/iris-hep/3.8/'

    - uses: actions/download-artifact@v4
      with:
        name: iris-hep-rc-3.12
        path: '_site/iris-hep-rc/3.12/'

    - uses: actions/download-artifact@v4
      with:
        name: iris-hep-rc-3.8
        path: '_site/iris-hep-rc/3.8/'

    - name: Add deploy time in UTC to site
      run: |
        mkdir -p _site/metadata
        date -u +"%Y-%m-%d %H:%M %Z" > _site/metadata/deploy-time.txt

    - name: Check site structure
      run: |
        tree _site

    - name: Fix permissions
      run: |
        chmod -c -R +rX "_site/" | while read line; do
          echo "::warning title=Invalid file permissions automatically fixed::$line"
        done

    - name: Upload artifact
      uses: actions/upload-pages-artifact@v3

    - name: Deploy to GitHub Pages
      id: deployment
      uses: actions/deploy-pages@v4