name: Deploy Backend to Staging

on:
  push:
    branches: [main]

jobs:
  deploy:
    name: Deploy backend to staging
    runs-on: self-hosted
    steps:
      - name: Pull latest code
        run: |
          cd /opt/encoach/encoach_backend_v4
          git fetch origin
          git reset --hard origin/main
          echo "Deployed: $(git log -1 --oneline)"

      - name: Apply server-side Dockerfile & requirements patches
        run: |
          cd /opt/encoach/encoach_backend_v4
          # Fix pip install for Debian Bookworm (odoo:19 base image) — developer runs macOS so his Dockerfile doesn't need this
          sed -i \
            's|RUN pip3 install --no-cache-dir|RUN pip3 install --break-system-packages --no-cache-dir --ignore-installed typing_extensions|' \
            Dockerfile || true
          # Ensure LangGraph + sentence_transformers are always present
          grep -q "langgraph"              requirements.txt || echo "langgraph>=0.2.0"              >> requirements.txt
          grep -q "langchain-core"         requirements.txt || echo "langchain-core>=0.3.0"         >> requirements.txt
          grep -q "sentence_transformers"  requirements.txt || echo "sentence_transformers>=2.7.0"  >> requirements.txt
          echo "Dockerfile pip line:"
          grep "pip3 install" Dockerfile
          echo "Extra packages present:"
          grep -E "langgraph|langchain|sentence" requirements.txt

      - name: Build Odoo image
        run: |
          cd /opt/encoach/encoach_backend_v4
          cp /opt/encoach/overrides/odoo.conf ./odoo.conf
          docker compose \
            -f docker-compose.yml \
            -f /opt/encoach/overrides/encoach.override.yml \
            build odoo
          rm -f ./odoo.conf

      - name: Run DB migrations
        run: |
          MODULES=$(docker exec encoach-v4-db psql -U odoo -d encoach_v2 -tAc \
            "SELECT string_agg(name, ',') FROM ir_module_module WHERE state='installed' AND name LIKE 'encoach%';")
          echo "Upgrading modules: $MODULES"
          docker run --rm \
            --network encoach_backend_v4_default \
            -v /opt/encoach/overrides/odoo.conf:/etc/odoo/odoo.conf:ro \
            -v /opt/encoach/encoach_backend_v4:/mnt/extra-addons:ro \
            -v /opt/encoach/encoach_backend_v4/openeducat_erp-19.0:/mnt/extra-addons/openeducat_erp-19.0:ro \
            -v encoach_backend_new_v2_odoo-web-data:/var/lib/odoo \
            encoach-backend:latest \
            odoo -u "$MODULES" --stop-after-init 2>&1 | tail -20

      - name: Restart Odoo
        run: |
          cd /opt/encoach/encoach_backend_v4
          docker compose \
            -f docker-compose.yml \
            -f /opt/encoach/overrides/encoach.override.yml \
            up -d --no-deps odoo

      - name: Smoke test
        run: |
          echo "Polling Odoo /api/health (max 180s)..."
          STATUS="000"
          for i in $(seq 1 18); do
            STATUS=$(curl -s -o /dev/null -w "%{http_code}" --max-time 10 http://localhost:8069/api/health 2>/dev/null || echo "000")
            [ "$STATUS" = "200" ] && echo "Odoo healthy after $((i*10))s" && break
            echo "  attempt $i: $STATUS — waiting 10s..."
            sleep 10
          done
          [ "$STATUS" != "200" ] && echo "ERROR: Odoo still $STATUS after 180s" && exit 1
          FE=$(curl -s -o /dev/null -w "%{http_code}" --max-time 10 http://localhost:3000/ 2>/dev/null || echo "000")
          [ "$FE" != "200" ] && echo "ERROR: Frontend $FE" && exit 1
          echo "All OK — Odoo=200 Frontend=$FE"