# Stage 1: Build the React frontend
FROM node:20-slim AS frontend-builder

WORKDIR /app

# Copy package.json and install dependencies
# We are inside the build context root, so path is gtm-architect/package.json
COPY gtm-architect/package.json ./
RUN npm install

# Copy the source code
COPY gtm-architect/ .

# Build the application
RUN npm run build

# ---

# Stage 2: Final application image
FROM python:3.11-slim

WORKDIR /app

# Install Node.js (minimal runtime)
RUN apt-get update && \
    apt-get install -y --no-install-recommends curl ca-certificates && \
    curl -fsSL https://deb.nodesource.com/setup_20.x | bash - && \
    apt-get install -y --no-install-recommends nodejs && \
    rm -rf /var/lib/apt/lists/*

# Install Python dependencies
# We use the requirements from the subdirectory
COPY gtm-architect/requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy the Node.js server script and package.json for runtime deps
COPY gtm-architect/server.cjs .
COPY gtm-architect/package.json .

# Install only production Node.js dependencies
RUN npm install --omit=dev

# Copy the built frontend from the builder stage
COPY --from=frontend-builder /app/dist ./dist

# Copy the Python Orchestrator and shared modules
COPY gtm_architect_orchestrator.py .
COPY helpers.py .
COPY config.py .
COPY market_db_manager.py .

# Copy API Key if available (handled by docker-compose usually, but good for standalone)
# COPY gemini_api_key.txt .

# Expose port
EXPOSE 3005

# Start the server
CMD ["node", "server.cjs"]