# 1. Base image
FROM node:20-alpine AS base

# 2. Dependencies
FROM base AS deps
RUN apk add --no-cache libc6-compat
WORKDIR /app

# Install dependencies
COPY package.json package-lock.json* ./
RUN npm ci --legacy-peer-deps


# 3. Builder
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

# Prisma generate step - CRITICAL for standalone mode
RUN npx prisma generate

# Environment variables must be present at build time for Next.js
ENV NEXT_TELEMETRY_DISABLED=1

RUN npm run build

# 4. Runner
FROM base AS runner
WORKDIR /app

ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1

RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

COPY --from=builder /app/public ./public

# Set the correct permission for prerender cache
RUN mkdir .next
RUN chown nextjs:nodejs .next

# Automatically leverage output traces to reduce image size
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

# We might need the prisma schema for runtime tasks if used, 
# but for standalone, the client is already bundled.
# However, adding it doesn't hurt for 'db push' tasks in Coolify.
COPY --from=builder --chown=nextjs:nodejs /app/prisma ./prisma

USER nextjs

EXPOSE 3000

ENV PORT=3000
ENV HOSTNAME="0.0.0.0"

# Note: In Coolify, you can run 'npx prisma db push' as a post-deployment script
# or change CMD to a wrapper script that runs db push then starts the server.
CMD ["node", "server.js"]