name: Deploy

on:
  push:
    branches:
      - main
    tags:
      - 'prod'
      - 'v*'
    paths:
      - 'bin/**'
      - 'packages/agebd/**'
      - 'qt/**'
      - 'services/**'

# Cancel previous runs if a new commit is pushed to the same branch
concurrency:
  group: deploy-${{ github.ref }}
  cancel-in-progress: true

env:
  # commit tagged ? yes->prod : no->dev 
  AGEBD_ENV: ${{ github.ref_type == 'tag' && 'prod' || 'dev' }}
  UV_CACHE_DIR: /var/cache/uv
  UV_LINK_MODE: hardlink

jobs:
  deploy:
    runs-on: hla-dev

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0 # Needed for git diff in service detection

      - name: Define filter paths
        uses: actions/paths-filter@v3
        id: filter
        with:
          filters: |
            bin:
              - 'bin/**'
            agebd:
              - 'packages/agebd/**'
            qt:
              - 'qt/**'
            services:
              - 'services/**'

      - name: Run core tests
        run: |
          echo $UV_CACHE_DIR
          uv run --directory cli pytest
          uv run --directory packages/agebd pytest
          uv run --directory scripts pytest

      # -----------------------------------------------------------------
      # Directory Deployments
      # -----------------------------------------------------------------
      - name: Bin - deploy
        if: steps.filter.outputs.bin == 'true'
        env:
          DEST_DIR: /sls/bd/hla/${{ env.AGEBD_ENV }}/bin
        run: |
          # TODO: see https://gitea.psi.ch/sls/hla_framework_bd/issues/50
          # rm -rf "${DEST_DIR}"
          # mkdir -p "${DEST_DIR}"
          # cp -r ./bin/* "${DEST_DIR}/"

          rsync -avz --delete \
            --exclude='.nfs*' \
            --exclude='.git/' \
            --exclude='.venv/' \
            --exclude='__pycache__/' \
            --exclude='*.pyc' \
            --exclude='.pytest_cache/' \
            ./bin/* "${DEST_DIR}/"


      - name: Agebd - deploy
        if: steps.filter.outputs.agebd == 'true'
        env:
          DEST_DIR: /sls/bd/hla/${{ env.AGEBD_ENV }}/packages/agebd
        run: |
          # TODO: see https://gitea.psi.ch/sls/hla_framework_bd/issues/50
          # rm -rf "${DEST_DIR}"
          # mkdir -p "${DEST_DIR}"
          # cp -r ./packages/agebd/* "${DEST_DIR}/"

          rsync -avz --delete \
            --exclude='.nfs*' \
            --exclude='.git/' \
            --exclude='.venv/' \
            --exclude='__pycache__/' \
            --exclude='*.pyc' \
            --exclude='.pytest_cache/' \
            ./packages/agebd/* "${DEST_DIR}/"

      - name: Qt - deploy
        if: steps.filter.outputs.qt == 'true'
        env:
          DEST_DIR: /sls/bd/hla/${{ env.AGEBD_ENV }}/qt
        run: |
          # TODO: see https://gitea.psi.ch/sls/hla_framework_bd/issues/50
          # rm -rf "${DEST_DIR}"
          # mkdir -p "${DEST_DIR}"
          # cp -r ./qt/* "${DEST_DIR}/"
          
          rsync -avz --delete \
            --exclude='.nfs*' \
            --exclude='.git/' \
            --exclude='.venv/' \
            --exclude='__pycache__/' \
            --exclude='*.pyc' \
            --exclude='.pytest_cache/' \
            ./qt/* "${DEST_DIR}/"

      # -----------------------------------------------------------------
      # Services Detection, Testing, and Deployment
      # -----------------------------------------------------------------
      - name: Detect Services to Test
        # Run tests for a service if the service changed OR if core package agebd changed
        if: steps.filter.outputs.services == 'true' || steps.filter.outputs.agebd == 'true'
        id: detect-services
        run: |
          # If agebd changed, test ALL services to prevent breaking downstream dependencies
          if [ "${{ steps.filter.outputs.agebd }}" = "true" ]; then
            echo ":packages/agebd changed. Triggering tests for ALL services."
            SERVICES_TO_TEST=$(ls -d services/*/ | xargs -n1 basename | tr '\n' ' ')
          else
            BEFORE="${{ github.event.before }}"
            if [ -z "$BEFORE" ] || [ "$BEFORE" = "0000000000000000000000000000000000000000" ]; then
              BEFORE="HEAD~1"
            fi

            # Get space-separated list of modified service folder names
            SERVICES_TO_TEST=$(git diff --name-only "$BEFORE" "${{ github.sha }}" | awk -F/ '$1=="services" && $2!="" {print $2}' | sort -u | tr '\n' ' ')
          fi
          
          echo "services=$SERVICES_TO_TEST" >> $GITHUB_OUTPUT
          echo "Services queued for testing: $SERVICES_TO_TEST"

      - name: Test Services
        if: steps.detect-services.outputs.services != ''
        run: |
          SERVICES="${{ steps.detect-services.outputs.services }}"
          
          for SERVICE in $SERVICES; do
            SERVICE_APP_DIR="services/$SERVICE/current/app"
            if [ -d "$SERVICE_APP_DIR" ]; then
              echo "=========================================="
              echo "Running tests for: $SERVICE_APP_DIR"
              echo "=========================================="
              
              uv run --directory "$SERVICE_APP_DIR" pytest
            fi
          done

      - name: Deploy Changed Services
        # ONLY deploy services that explicitly had file changes (prevents redeploying all services if only agebd changed)
        if: steps.filter.outputs.services == 'true'
        run: |
          BEFORE="${{ github.event.before }}"
          if [ -z "$BEFORE" ] || [ "$BEFORE" = "0000000000000000000000000000000000000000" ]; then
            BEFORE="HEAD~1"
          fi

          CHANGED_SERVICES=$(git diff --name-only "$BEFORE" "${{ github.sha }}" | awk -F/ '$1=="services" && $2!="" {print $2}' | sort -u)
          
          for SERVICE in $CHANGED_SERVICES; do
            ./.gitea/scripts/deploy-and-restart-service.sh "${SERVICE}" "${AGEBD_ENV}"
          done