# ─── Stage 1: Prune Workspace ─────────────────────────────
FROM node:20-alpine AS pruner
RUN apk add --no-cache libc6-compat
WORKDIR /app
RUN npm install -g turbo@2.8.12
COPY . .
RUN turbo prune --scope=@micprotocol/web --docker

# ─── Stage 2: Install Dependencies ────────────────────────
FROM node:20-alpine AS deps
WORKDIR /app

# Enable corepack for pnpm
RUN corepack enable && corepack prepare pnpm@10.30.3 --activate

# Copy pruned workspace metadata files
COPY package.json pnpm-lock.yaml pnpm-workspace.yaml ./
COPY --from=pruner /app/out/json/ .

# Install dependencies (development and production)
RUN pnpm install --frozen-lockfile

# ─── Stage 3: Build Application ───────────────────────────
FROM node:20-alpine AS builder
WORKDIR /app

# Enable corepack for pnpm
RUN corepack enable && corepack prepare pnpm@10.30.3 --activate

# Copy installed dependencies and full pruned workspace source code
COPY --from=deps /app /app
COPY --from=pruner /app/out/full/ .

# Generate Prisma client for @micprotocol/api since Next.js type-checks API source files directly
RUN pnpm db:generate

# Build internal workspace dependencies first
RUN pnpm --filter @micprotocol/shared-types build
RUN pnpm --filter @micprotocol/ui build

# Build the web application directly (bypassing turbo task runner to avoid compiling NestJS API backend)
RUN DOCKER_BUILD=true pnpm --filter @micprotocol/web build

# Prune devDependencies to keep only production dependencies
RUN CI=true pnpm install --prod --frozen-lockfile

# ─── Stage 4: Production Runner ───────────────────────────
FROM node:20-alpine AS runner
WORKDIR /app

ENV NODE_ENV=production
ENV PORT=3000
ENV HOSTNAME="0.0.0.0"

# Create non-root user
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

# Copy standalone build outputs
COPY --from=builder /app/apps/web/public ./apps/web/public
COPY --from=builder --chown=nextjs:nodejs /app/apps/web/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/apps/web/.next/static ./apps/web/.next/static

# Switch to non-root user
USER nextjs

EXPOSE 3000

# Start application using Next.js standalone server
CMD ["node", "apps/web/server.js"]