name: Staging Backend Quality Gate

on:
  pull_request:
  push:
    branches: [staging]
  workflow_dispatch:

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

permissions:
  contents: read

jobs:
  validate:
    runs-on: ubuntu-latest
    timeout-minutes: 30
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.12'

      - name: Set up Node
        uses: actions/setup-node@v4
        with:
          node-version: '22'
          cache: npm
          cache-dependency-path: frontend/package-lock.json

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          python -m pip install -r requirements.txt -r requirements-dev.txt
          npm ci --prefix frontend

      - name: Run Python quick quality gate
        shell: bash
        run: |
          set -o pipefail
          ruff check scripts/run_quality_gate.py tests/test_varga_bphs.py \
            tests/test_ashtakavarga_invariants.py tests/test_cli_smoke.py \
            tests/test_yoga_rules_integrity.py
          python -m py_compile scripts/*.py jyotish_vedic/*.py mcp_server.py
          mkdir -p artifacts
          python scripts/run_quality_gate.py \
            --profile quick --skip-yoga-logic --skip-frontend-runtime \
            2>&1 | tee artifacts/quick-quality-gate.log
          python -m build --no-isolation

      - name: Upload quick quality gate diagnostics
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: quick-quality-gate-diagnostics
          path: artifacts/quick-quality-gate.log

      - name: Run database tests
        run: npm run test:db --prefix frontend

      - name: Validate frontend
        env:
          NEXT_PUBLIC_SUPABASE_URL: https://placeholder.supabase.co
          NEXT_PUBLIC_SUPABASE_ANON_KEY: placeholder
        run: |
          npm test --prefix frontend
          npm run lint --prefix frontend
          npm run build --prefix frontend

  publish:
    if: github.event_name == 'push' && github.ref == 'refs/heads/staging'
    needs: validate
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Validate staging web build variables
        env:
          STAGING_SUPABASE_URL: ${{ vars.STAGING_SUPABASE_URL }}
          STAGING_SUPABASE_ANON_KEY: ${{ vars.STAGING_SUPABASE_ANON_KEY }}
        run: |
          test -n "$STAGING_SUPABASE_URL" || {
            echo "STAGING_SUPABASE_URL is required" >&2
            exit 1
          }
          test -n "$STAGING_SUPABASE_ANON_KEY" || {
            echo "STAGING_SUPABASE_ANON_KEY is required" >&2
            exit 1
          }
          if [[ ! "$STAGING_SUPABASE_URL" =~ ^https://[a-z0-9][a-z0-9-]*\.supabase\.co/?$ ]]; then
            echo "STAGING_SUPABASE_URL must be an HTTPS Supabase project URL" >&2
            exit 1
          fi

      - name: Log in to GHCR
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and publish API image
        uses: docker/build-push-action@v6
        with:
          context: .
          file: deploy/railway-api.Dockerfile
          push: true
          tags: ghcr.io/jesse-ux/jyotisha-api:${{ github.sha }}

      - name: Build and publish web image
        uses: docker/build-push-action@v6
        with:
          context: .
          file: deploy/railway-web.Dockerfile
          push: true
          tags: ghcr.io/jesse-ux/jyotisha-web:${{ github.sha }}
          build-args: |
            NEXT_PUBLIC_SUPABASE_URL=${{ vars.STAGING_SUPABASE_URL }}
            NEXT_PUBLIC_SUPABASE_ANON_KEY=${{ vars.STAGING_SUPABASE_ANON_KEY }}