FROM oven/bun:latest as frontend-builder

# Set working directory for frontend
WORKDIR /build
# Copy frontend package files from the correct path
COPY frontend/package.json frontend/bun.lockb* ./
# Install ALL dependencies (including Next.js)
RUN bun install
# Copy frontend source
COPY frontend/ ./
# Build the Next.js app
RUN bun run build

FROM oven/bun:latest

# Use the existing user with UID 1000 (the 'bun' user)
USER 1000
WORKDIR /app

# Copy package files and install dependencies for backend
COPY --chown=1000:1000 package.json bun.lockb* ./
RUN bun install --production

# Copy backend application code
COPY --chown=1000:1000 src/ ./src/

# Create frontend directory structure
RUN mkdir -p ./frontend

# Copy built Next.js app AND node_modules from builder stage
COPY --from=frontend-builder --chown=1000:1000 /build/.next ./frontend/.next
COPY --from=frontend-builder --chown=1000:1000 /build/public ./frontend/public
COPY --from=frontend-builder --chown=1000:1000 /build/package.json ./frontend/package.json
COPY --from=frontend-builder --chown=1000:1000 /build/next.config.mjs ./frontend/next.config.mjs
COPY --from=frontend-builder --chown=1000:1000 /build/node_modules ./frontend/node_modules

# Create necessary directories and set permissions
RUN mkdir -p /app/logs /app/temp

# Expose ports for both services (backend: 5000, frontend: 7860)
EXPOSE 5000
EXPOSE 7860

# Set environment variables
ENV NODE_ENV=production
ENV BACKEND_PORT=5000
ENV FRONTEND_PORT=7860

# Start both services using a start script
COPY --chown=1000:1000 start.sh ./
RUN chmod +x start.sh
CMD ["./start.sh"]