# ---- Stage 1: Build the React frontend ----
FROM node:18-alpine AS web-build
WORKDIR /app/web
COPY web/package.json web/package-lock.json ./
RUN npm ci
COPY web/ ./
RUN npm run build

# ---- Stage 2: Build the Node.js server ----
FROM node:18-alpine AS server-build
WORKDIR /app/server
COPY server/package.json server/package-lock.json ./
RUN npm ci
COPY server/ ./
RUN npm run build

# ---- Stage 3: Production image ----
FROM node:18-alpine AS production
WORKDIR /app

# Copy server package files and install production deps only
COPY server/package.json server/package-lock.json ./
RUN npm ci --omit=dev

# Copy compiled server
COPY --from=server-build /app/server/dist ./dist

# Copy server migration files (needed at runtime)
COPY --from=server-build /app/server/src/db/migrations ./dist/db/migrations

# Copy frontend build output
COPY --from=web-build /app/web/dist ./web-dist

# Create data directory for SQLite
RUN mkdir -p /data

ENV NODE_ENV=production
ENV PORT=3000
ENV DB_PATH=/data/spelljammer.sqlite

EXPOSE 3000

CMD ["node", "dist/index.js"]