# Multi-stage build for SSO service with workspace dependencies
# Follows same pattern as API service

# Stage 1: Dependencies
FROM node:20-alpine AS deps
RUN apk add --no-cache libc6-compat
WORKDIR /app

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

# Copy workspace configuration
COPY pnpm-workspace.yaml ./
COPY .npmrc ./
COPY package.json pnpm-lock.yaml ./

# Copy packages directory structure (pnpm needs to scan all workspace packages)
COPY @packages/ ./packages/
COPY @services/sso/package.json ./services/sso/

# Install dependencies only for SSO and its workspace dependencies
RUN pnpm install --frozen-lockfile --filter "@lilith/sso-service..."

# Stage 2: Builder
FROM node:20-alpine AS builder
WORKDIR /app

# Copy all node_modules from deps stage (includes workspace packages)
COPY --from=deps /app/node_modules ./node_modules
COPY --from=deps /app/packages ./packages
COPY --from=deps /app/services/sso/node_modules ./services/sso/node_modules
COPY --from=deps /app/.npmrc ./

# Copy source code
COPY pnpm-workspace.yaml package.json pnpm-lock.yaml tsconfig.base.json turbo.json ./
COPY @packages/ ./packages/
COPY @services/sso/ ./services/sso/

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

# Build SSO service and all its dependencies using Turbo
# Turbo automatically builds dependencies in correct order
RUN pnpm turbo build --filter="@lilith/sso-service"

# Stage 3: Production runtime
FROM node:20-alpine AS runtime
WORKDIR /app

ENV NODE_ENV=production

# Copy built artifacts
COPY --from=builder /app/services/sso/dist ./dist
COPY --from=builder /app/services/sso/package.json ./
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/services/sso/src/ui ./src/ui

# Expose SSO port
EXPOSE 4001

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD node -e "require('http').get('http://localhost:4001/health', (r) => {process.exit(r.statusCode === 200 ? 0 : 1)})"

# Start SSO server
CMD ["node", "dist/main.js"]
