wave.yml

name: Generate conda-lock
# When environment.yml is changed
on:
  pull_request:
    paths:
      - "**/environment.yml"

jobs:
  gen-matrix:
    name: generate-matrix
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4

      - name: Calculate file differences
        id: diff
        uses: tj-actions/changed-files@v44
        with:
          json: true
          quotepath: false
          files: |
            modules/**/environment.yml
      - name: Debug
        run: echo ${{ steps.diff.outputs.all_changed_files }}
      - id: set-matrix
        run: echo "matrix={\"files\":${{ steps.diff.outputs.all_changed_files }} }" >> "$GITHUB_OUTPUT"

    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}

  lock:
    if: "${{ fromJson(needs.gen-matrix.outputs.matrix) }}"
    needs: gen-matrix
    name: Generate conda-lock file
    permissions:
      contents: write
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix: "${{ fromJson(needs.gen-matrix.outputs.matrix) }}"
    steps:
      - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
        with:
          ref: ${{ github.event.pull_request.head.ref }}

      - uses: mamba-org/setup-micromamba@v1
        with:
          environment-name: conda-lock-env
          create-args: >-
            python=3.11
            conda-lock
            mamba

      - name: Get the lock file path
        uses: actions/github-script@v7
        id: lockfile-name
        with:
          result-encoding: string
          script: |
            return '${{ matrix.files }}'.replace('/environment.yml', '/conda-lock.yml');

      - name: Run conda-lock
        run: |
          rm --force "${{steps.lockfile-name.outputs.result}}"
          conda-lock lock $MAMBA --file "${{ matrix.files }}" --kind lock --platform linux-64 --lockfile "${{steps.lockfile-name.outputs.result}}"
        env:
          MAMBA: "--mamba"
        shell: bash -l {0}

      - name: Commit & push changes
        id: commit-and-push
        run: |
          git config user.email "core@nf-co.re"
          git config user.name "nf-core-bot"
          git config push.default upstream
          git add .
          git status
          git commit -m "[automated] autogenerated conda-lock file"
          git push

      - name: If no conda-lock update
        if: steps.commit-and-push.outcome == 'failure'
        run: |
          echo "No conda-lock update"

        # TODO Build containers with Wave