conda-install.yml

name: conda build

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]
    types: [ opened, reopened, synchronize ]
  workflow_dispatch:
    inputs:
      debug_enabled:
        type: boolean
        description: 'Run the build with tmate debugging enabled (https://github.com/marketplace/actions/debugging-with-tmate)'
        required: false
        default: false

permissions:
  contents: read

env:
  SNAP_VERSION: "13.0"

jobs:
  build-linux:
    runs-on: ubuntu-latest
    defaults:
      run:
        shell: micromamba-shell {0}
    services:
      postgres:
        image: postgis/postgis:16-3.4
        env:
          POSTGRES_PASSWORD: Password12!
        ports:
          - 5432:5432
    steps:
      - uses: actions/checkout@v3
      - name: Set up python environment
        uses: mamba-org/setup-micromamba@v2
        with:
          environment-file: environment-dev.yml
          cache-environment: true
          init-shell: bash
          generate-run-shell: true
          post-cleanup: 'all'
      - name: Install ESA SNAP
        run: |
          wget -nv https://download.esa.int/step/snap/$SNAP_VERSION/installers/esa-snap_all_linux-$SNAP_VERSION.0.sh
          bash esa-snap_all_linux-$SNAP_VERSION.0.sh -q -dir $GITHUB_ACTION_PATH/esa-snap
      - name: Set paths and variables
        run: |
          echo "$CONDA/bin" >> $GITHUB_PATH
          echo "$GITHUB_ACTION_PATH/esa-snap/bin" >> $GITHUB_PATH
          echo "PROJ_DATA=$CONDA/share/proj" >> $GITHUB_ENV
      - name: Lint with flake8
        run: |
          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
      - name: Install pyroSAR
        run: |
          pip install .
      - name: Test with pytest
        run: |
          coverage run -m pytest
          coverage xml
        env:
          PGUSER: postgres
          PGPASSWORD: Password12!
      - name: Publish to coveralls.io
        if: ${{ github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository }}
        uses: coverallsapp/github-action@v2.3.0
        with:
          github-token: ${{ github.token }}
          format: cobertura

  build-windows:
    runs-on: windows-latest
    steps:
      - uses: actions/checkout@v6
      - name: Set up micromamba environment
        uses: mamba-org/setup-micromamba@v2
        with:
          environment-file: environment-dev.yml
          cache-environment: true
          init-shell: bash
          generate-run-shell: true
          post-cleanup: 'all'

      - uses: nyurik/action-setup-postgis@v2.2
        with:
          cached-dir: C:\downloads
          postgres-version: 17

      # ---------------- SNAP cache ----------------
      - name: Cache SNAP zip
        id: cache-snap
        uses: actions/cache@v4
        with:
          path: |
            snap.zip
          key: snap-${{ env.SNAP_VERSION }}-windows

      - name: Download and install SNAP (cache miss)
        if: steps.cache-snap.outputs.cache-hit != 'true'
        shell: cmd
        run: |
          echo Downloading SNAP installer...
          curl -L -o snap.exe https://download.esa.int/step/snap/%SNAP_VERSION%/installers/esa-snap_all_windows-%SNAP_VERSION%.0.exe

          echo Installing SNAP...
          start /wait snap.exe -q -dir C:\esa-snap
          
          echo Creating zip archive for cache...
          powershell Compress-Archive -Path C:\esa-snap -DestinationPath snap.zip

      - name: Restore SNAP from zip (cache hit)
        if: steps.cache-snap.outputs.cache-hit == 'true'
        shell: powershell
        run: |
          Write-Host "Unzipping cached SNAP..."
          Expand-Archive snap.zip C:\

      - name: Add SNAP to PATH
        shell: powershell
        run: |
          echo "C:\esa-snap\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append

      # ---------------- Python steps (micromamba env) ----------------

      - name: Verify micromamba python
        shell: bash -el {0}
        run: |
          where python
          python -V
          where pip

      - name: Install pyroSAR
        shell: bash -el {0}
        run: |
          python -m pip install .

      - name: Setup tmate session (debug)
        uses: mxschmitt/action-tmate@v3
        if: ${{ github.event_name == 'workflow_dispatch' && inputs.debug_enabled }}

      - name: Test with pytest
        shell: bash -el {0}
        run: |
          pytest -vv
        env:
          PGUSER: postgres
          PGPASSWORD: postgres