FROM node:20-alpine AS base
RUN apk add --no-cache postgresql-client

# --- deps: install production + dev dependencies ---
FROM base AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci

# --- builder: generate Prisma client & build Next.js ---
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
ENV NEXT_TELEMETRY_DISABLED=1
RUN npx prisma generate
RUN npm run build

# --- init: full environment for db push / seed ---
FROM base AS init
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
RUN npx prisma generate
CMD ["sh", "-c", "npm run db:push && npm run db:seed"]

# --- runner: minimal production image ---
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

# Next.js standalone output
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

# Prisma: schema + config + generated client + adapter
COPY --from=builder /app/prisma ./prisma
COPY --from=builder /app/prisma.config.ts ./prisma.config.ts
COPY --from=builder /app/node_modules/.prisma ./node_modules/.prisma
COPY --from=builder /app/node_modules/@prisma/client ./node_modules/@prisma/client
COPY --from=builder /app/node_modules/@prisma/adapter-pg ./node_modules/@prisma/adapter-pg

USER nextjs
EXPOSE 3000
ENV PORT=3000
ENV HOSTNAME="0.0.0.0"

CMD ["node", "server.js"]