FROM node:20-alpine AS base

# Install OpenSSL and libc6-compat for Prisma
RUN apk add --no-cache openssl3 libc6-compat

# Install pnpm
RUN corepack enable && corepack prepare pnpm@latest --activate

# Install dependencies only when needed
FROM base AS deps
WORKDIR /app

# Copy package files
COPY package.json pnpm-lock.yaml ./
RUN pnpm install --frozen-lockfile

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

# Build args for environment variables needed during build
ARG NEXTAUTH_SECRET=dummy-secret-for-build-only
ARG NEXTAUTH_URL=http://localhost:3000
ARG DATABASE_URL=file:./prisma/dev.db

# Set environment variables for build
ENV NEXTAUTH_SECRET=${NEXTAUTH_SECRET}
ENV NEXTAUTH_URL=${NEXTAUTH_URL}
ENV DATABASE_URL=${DATABASE_URL}
ENV NODE_ENV=production

# Generate Prisma Client
RUN pnpm prisma generate

# Build Next.js
RUN pnpm build

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

ENV NODE_ENV=production
ENV DATABASE_URL=file:./prisma/dev.db
ENV NEXTAUTH_URL=http://localhost:3000

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

# Copy necessary files
COPY --from=builder /app/public ./public
COPY --from=builder /app/.next/standalone ./
COPY --from=builder /app/.next/static ./.next/static

# Copy prisma schema (will be mounted as volume in dev)
COPY --from=builder /app/prisma ./prisma

USER nextjs

EXPOSE 3000

ENV PORT=3000
ENV HOSTNAME="0.0.0.0"

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