FROM node:22-alpine AS base

ARG NEXT_PUBLIC_HUB_URL
ARG NEXT_PUBLIC_HUB_SERVER_URL
ARG NEXT_PUBLIC_DISCORD_URL
ARG NEXT_PUBLIC_MOODLE_URL
ARG NEXT_PUBLIC_DISPATCH_URL

ENV NEXT_PUBLIC_HUB_URL=${NEXT_PUBLIC_HUB_URL}
ENV NEXT_PUBLIC_HUB_SERVER_URL=${NEXT_PUBLIC_HUB_SERVER_URL}
ENV NEXT_PUBLIC_DISCORD_URL=${NEXT_PUBLIC_DISCORD_URL}
ENV NEXT_PUBLIC_MOODLE_URL=${NEXT_PUBLIC_MOODLE_URL}
ENV NEXT_PUBLIC_DISPATCH_URL=${NEXT_PUBLIC_DISPATCH_URL}

FROM base AS builder

ENV PNPM_HOME="/usr/local/pnpm"
ENV PATH="${PNPM_HOME}:${PATH}"

RUN corepack enable && corepack prepare pnpm@latest --activate
RUN pnpm add -g turbo@^2.5
RUN apk update
RUN apk add --no-cache libc6-compat

WORKDIR /usr/app

COPY . .

RUN turbo prune hub --docker

FROM base AS installer

ENV PNPM_HOME="/usr/local/pnpm"
ENV PATH="${PNPM_HOME}:${PATH}"

RUN corepack enable && corepack prepare pnpm@latest --activate
RUN pnpm add -g turbo@^2.5

RUN apk update
RUN apk add --no-cache libc6-compat

WORKDIR /usr/app

COPY --from=builder /usr/app/out/json/ .
RUN pnpm install

# Build the project
COPY --from=builder /usr/app/out/full/ .

RUN turbo run build --filter=hub...

FROM node:22-alpine AS runner
WORKDIR /usr/app

# Don't run production as root
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

# Automatically leverage output traces to reduce image size
# https://nextjs.org/docs/advanced-features/output-file-tracing
COPY --from=installer --chown=nextjs:nodejs /usr/app/apps/hub/.next/standalone ./
COPY --from=installer --chown=nextjs:nodejs /usr/app/apps/hub/.next/static ./apps/hub/.next/static
COPY --from=installer --chown=nextjs:nodejs /usr/app/apps/hub/public ./apps/hub/public

USER nextjs

# Expose the application port
EXPOSE 3000

ENV PORT=3000
ENV HOSTNAME="0.0.0.0"

CMD ["node", "apps/hub/server.js"]