FROM node:20-alpine AS base
RUN apk update && apk upgrade --no-cache

# Install dependencies only when needed
FROM base AS deps
RUN apk add --no-cache libc6-compat
WORKDIR /app

COPY package.json package-lock.json* ./
RUN npm ci

# Rebuild the source code only when needed
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

# Generate Prisma Client (with SQLite)
ENV DATABASE_URL="file:/app/data/dev.db"
RUN npx prisma generate

# Disable telemetry during build
ENV NEXT_TELEMETRY_DISABLED 1

RUN npm run build

# Production image, copy all the files and run next
FROM base AS runner
WORKDIR /app

ENV NODE_ENV production
ENV NEXT_TELEMETRY_DISABLED 1
ENV DATABASE_URL="file:/app/data/dev.db"

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

# Create data directory for SQLite and set permissions
RUN mkdir -p /app/data && chown nextjs:nodejs /app/data

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
COPY --from=builder --chown=nextjs:nodejs /app/prisma ./prisma

USER nextjs

EXPOSE 3000

ENV PORT 3000

# script to run migrations before starting
COPY --chown=nextjs:nodejs <<EOF /app/entrypoint.sh
#!/bin/sh
npx prisma db push --accept-data-loss
node server.js
EOF

RUN chmod +x /app/entrypoint.sh

CMD ["/app/entrypoint.sh"]