# ===== DEPENDENCIES STAGE =====
FROM node:20-alpine AS deps
WORKDIR /app

# Install dependencies needed for native modules
RUN apk add --no-cache libc6-compat openssl

# Install ALL dependencies (including dev) for building
COPY package.json package-lock.json* ./
RUN npm install && \
    npm cache clean --force

# ===== BUILD STAGE =====
FROM node:20-alpine AS builder
WORKDIR /app

# Install build dependencies
RUN apk add --no-cache libc6-compat openssl

# Copy ALL dependencies from deps stage (needed for build)
COPY --from=deps /app/node_modules ./node_modules

# Copy source code
COPY . .

# Generate Prisma Client
RUN npx prisma generate

# Build Next.js application (standalone output enabled in next.config.mjs)
ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1
RUN npm run build

# ===== RUNNER STAGE =====
FROM node:20-alpine AS runner
WORKDIR /app

# Install only runtime dependencies
RUN apk add --no-cache openssl dumb-init

ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1

# Create non-root user
RUN addgroup --system --gid 1001 nodejs && \
    adduser --system --uid 1001 nextjs

# Copy only the standalone output (includes minimal node_modules)
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

# Copy Prisma files (needed for migrations/queries)
COPY --from=builder --chown=nextjs:nodejs /app/prisma ./prisma
COPY --from=builder --chown=nextjs:nodejs /app/node_modules/.prisma ./node_modules/.prisma

USER nextjs

EXPOSE 3000

ENV PORT=3000
ENV HOSTNAME="0.0.0.0"

# Use dumb-init and run the standalone server
CMD ["dumb-init", "node", "server.js"]