FROM node:20-alpine AS builder

WORKDIR /app

# Copy package files 
COPY server/package.json server/tsconfig.json ./server/
COPY client/package.json client/tsconfig.json client/vite.config.ts client/tailwind.config.js client/postcss.config.js client/index.html ./client/
COPY client/tsconfig.node.json ./client/

# Install build dependencies for better-sqlite3 compilation, then install dependencies
RUN apk add --no-cache python3 make g++ && \
    cd server && npm install --no-audit --no-fund --loglevel=error
    
RUN cd client && npm install --no-audit --no-fund --loglevel=error

# Copy source code
COPY server/src ./server/src
COPY client/src ./client/src
COPY client/public ./client/public
COPY shared ./shared

# Build server
RUN cd server && npm run build

# Build client
RUN cd client && npm run build

# Production stage
FROM node:20-alpine

WORKDIR /app

# Install only production dependencies for server
COPY server/package.json ./server/

# Build tools are needed here too because npm install compiles better-sqlite3 from scratch again
RUN apk add --no-cache python3 make g++ && \
    cd server && npm install --omit=dev --no-audit --no-fund --loglevel=error && \
    apk del python3 make g++

# Copy built artifacts
COPY --from=builder /app/server/dist ./server/dist
COPY --from=builder /app/client/dist ./client/dist

# Configure port for Hugging Face Spaces (expects 7860)
ENV PORT=7860

# Create persistent data directory (HF Spaces mounts storage at /data)
RUN mkdir -p /data

# Expose port
EXPOSE 7860

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD wget --no-verbose --tries=1 --spider http://localhost:7860/ || exit 1

# Start server with pre-startup database cleanup
COPY start.sh /app/start.sh
RUN chmod +x /app/start.sh
CMD ["sh", "/app/start.sh"]