# Multi-stage build for AnyCoder Docker Space

# Stage 1: Build frontend
FROM node:18-slim AS frontend-builder

WORKDIR /build

# Copy frontend package files
COPY frontend/package*.json ./
RUN npm ci

# Copy all frontend source files and configs
COPY frontend/src ./src
COPY frontend/public ./public
COPY frontend/next.config.js ./
COPY frontend/tsconfig.json ./
COPY frontend/tailwind.config.js ./
COPY frontend/postcss.config.js ./
# Note: next-env.d.ts is auto-generated by Next.js, not needed for build

# Build frontend
RUN npm run build

# Stage 2: Production image
FROM python:3.11-slim

# Install system dependencies as root (git for pip, nodejs for frontend)
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
    git \
    nodejs \
    npm \
    && rm -rf /var/lib/apt/lists/*

# Set up a new user named "user" with user ID 1000
RUN useradd -m -u 1000 user

# Switch to the "user" user
USER user

# Set home to the user's home directory
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH \
    PYTHONUNBUFFERED=1

# Set the working directory to the user's home directory
WORKDIR $HOME/app

# Copy Python requirements and install dependencies
COPY --chown=user:user requirements.txt .
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY --chown=user:user anycoder_app/ ./anycoder_app/
COPY --chown=user:user backend_api.py .
COPY --chown=user:user backend_models.py .
COPY --chown=user:user backend_docs_manager.py .
COPY --chown=user:user backend_prompts.py .
COPY --chown=user:user backend_parsers.py .
COPY --chown=user:user backend_deploy.py .
COPY --chown=user:user project_importer.py .
COPY --chown=user:user app.py .

# Copy built frontend from builder stage
COPY --chown=user:user --from=frontend-builder /build/.next ./frontend/.next
COPY --chown=user:user --from=frontend-builder /build/public ./frontend/public
COPY --chown=user:user --from=frontend-builder /build/package*.json ./frontend/
COPY --chown=user:user --from=frontend-builder /build/next.config.js ./frontend/
COPY --chown=user:user --from=frontend-builder /build/node_modules ./frontend/node_modules

# Set environment variables for the application
# BACKEND_HOST is used by Next.js server for proxying
# Do NOT set NEXT_PUBLIC_API_URL - let frontend use relative URLs
ENV BACKEND_HOST=http://localhost:8000 \
    PORT=7860

# Create startup script that runs both services
# Backend on 8000, Frontend on 7860 (exposed port)
RUN echo '#!/bin/bash\n\
set -e\n\
\n\
echo "🚀 Starting AnyCoder Docker Space..."\n\
\n\
# Start backend on port 8000 in background\n\
echo "📡 Starting FastAPI backend on port 8000..."\n\
cd $HOME/app\n\
uvicorn backend_api:app --host 0.0.0.0 --port 8000 &\n\
BACKEND_PID=$!\n\
\n\
# Wait for backend to be ready\n\
echo "⏳ Waiting for backend to start..."\n\
sleep 5\n\
\n\
# Start frontend on port 7860 (HF Spaces exposed port)\n\
echo "🎨 Starting Next.js frontend on port 7860..."\n\
cd $HOME/app/frontend\n\
PORT=7860 BACKEND_HOST=http://localhost:8000 npm start\n\
' > $HOME/app/start.sh && chmod +x $HOME/app/start.sh

# Expose port 7860 (HF Spaces default)
EXPOSE 7860

# Run the startup script
CMD ["./start.sh"]