# Base image for all stages
FROM node:20-alpine AS base

# Install pnpm globally
RUN corepack enable && corepack prepare pnpm@10.19.0 --activate

# Set working directory
WORKDIR /app

# Copy monorepo configuration files
COPY pnpm-workspace.yaml package.json pnpm-lock.yaml ./
COPY turbo.json ./

# ======================
# Dependencies stage
# ======================
FROM base AS deps

# Copy all package.json files for workspace resolution
COPY packages/shared/package.json ./packages/shared/
COPY packages/ui/package.json ./packages/ui/
COPY packages/config/package.json ./packages/config/
COPY apps/api/package.json ./apps/api/

# Install dependencies
RUN pnpm install --frozen-lockfile

# ======================
# Builder stage
# ======================
FROM base AS builder

# Copy dependencies
COPY --from=deps /app/node_modules ./node_modules
COPY --from=deps /app/packages ./packages
COPY --from=deps /app/apps/api/node_modules ./apps/api/node_modules

# Copy all source code
COPY packages ./packages
COPY apps/api ./apps/api

# Set working directory to API app
WORKDIR /app/apps/api

# Generate Prisma client
RUN pnpm prisma:generate

# Build the application
RUN pnpm build

# ======================
# Production stage
# ======================
FROM node:20-alpine AS production

# Install pnpm
RUN corepack enable && corepack prepare pnpm@10.19.0 --activate

# Install dumb-init for proper signal handling
RUN apk add --no-cache dumb-init

# Create non-root user
RUN addgroup -g 1001 -S nodejs && adduser -S nestjs -u 1001

WORKDIR /app

# Copy package files
COPY --chown=nestjs:nodejs pnpm-workspace.yaml package.json pnpm-lock.yaml ./
COPY --chown=nestjs:nodejs turbo.json ./

# Copy package.json files for workspace resolution
COPY --chown=nestjs:nodejs packages/shared/package.json ./packages/shared/
COPY --chown=nestjs:nodejs packages/ui/package.json ./packages/ui/
COPY --chown=nestjs:nodejs packages/config/package.json ./packages/config/
COPY --chown=nestjs:nodejs apps/api/package.json ./apps/api/

# Install production dependencies only
RUN pnpm install --prod --frozen-lockfile

# Copy built application and dependencies
COPY --from=builder --chown=nestjs:nodejs /app/packages ./packages
COPY --from=builder --chown=nestjs:nodejs /app/apps/api/dist ./apps/api/dist
COPY --from=builder --chown=nestjs:nodejs /app/apps/api/prisma ./apps/api/prisma
COPY --from=builder --chown=nestjs:nodejs /app/apps/api/node_modules/.prisma ./apps/api/node_modules/.prisma

# Set working directory to API app
WORKDIR /app/apps/api

# Switch to non-root user
USER nestjs

# Expose API port
EXPOSE 3001

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
  CMD node -e "require('http').get('http://localhost:3001/health', (r) => {process.exit(r.statusCode === 200 ? 0 : 1)})"

# Use dumb-init to handle signals properly
ENTRYPOINT ["dumb-init", "--"]

# Start the application
CMD ["node", "dist/main.js"]