# =============================================================================
# Stage 1: Builder — install deps, generate static HTML pages
# =============================================================================
FROM python:3.13 AS builder

COPY --from=ghcr.io/astral-sh/uv:latest /uv /bin/uv

ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    UV_COMPILE_BYTECODE=1 \
    UV_LINK_MODE=copy

WORKDIR /app

COPY pyproject.toml uv.lock ./
RUN uv sync --frozen --no-install-project --no-dev

COPY . .

# Build search index (needed by app startup)
RUN uv run python3 -c "from kjvstudy_org.utils.search_index import init_search_index; init_search_index()"

# Generate static HTML pages (~50K files, no PDFs or API JSON)
RUN uv run python scripts/generate_static_site.py --output /app/dist --workers 4

# =============================================================================
# Stage 2: Runtime — nginx for static files + FastAPI sidecar for dynamic routes
# =============================================================================
FROM python:3.13-slim

# Install nginx + runtime deps for WeasyPrint (PDF generation in sidecar)
RUN apt-get update && apt-get install -y --no-install-recommends \
    nginx \
    curl \
    libpango-1.0-0 \
    libharfbuzz0b \
    libpangoft2-1.0-0 \
    libffi8 \
    libgdk-pixbuf-2.0-0 \
    shared-mime-info \
    fonts-dejavu-core \
    && rm -rf /var/lib/apt/lists/*

COPY --from=ghcr.io/astral-sh/uv:latest /uv /bin/uv

ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PYTHONPATH="/app" \
    PATH="/app/.venv/bin:$PATH"

WORKDIR /app

# Copy virtualenv from builder
COPY --from=builder /app/.venv /app/.venv

# Copy application code (needed by the sidecar)
COPY --from=builder /app/kjvstudy_org /app/kjvstudy_org
COPY --from=builder /app/scripts/search_api.py /app/scripts/search_api.py

# Copy pre-rendered static site
COPY --from=builder /app/dist /app/dist

# Copy nginx config
COPY nginx.conf /etc/nginx/nginx.conf

# Entrypoint: start FastAPI sidecar + nginx
COPY <<'ENTRY' /app/start.sh
#!/bin/sh
set -e

# Start the FastAPI sidecar in the background
# It handles: search, API, PDFs, OG images, and any uncached pages
python3 /app/scripts/search_api.py &
SIDECAR_PID=$!

# Wait briefly for sidecar to be ready
sleep 1

# Start nginx in the foreground
exec nginx -g 'daemon off;'
ENTRY
RUN chmod +x /app/start.sh

EXPOSE 8000

HEALTHCHECK --interval=15s --timeout=5s --start-period=10s \
    CMD curl -f http://localhost:8000/health || exit 1

CMD ["/app/start.sh"]