# Multi-stage Dockerfile for Next.js application

# Build stage
FROM node:18-alpine AS builder

# Set working directory
WORKDIR /app

# Copy package files
COPY package.json package-lock.json ./

# Install all dependencies (including dev dependencies) for build
RUN npm ci && npm cache clean --force

# Copy prisma schema and generate prisma client
COPY prisma ./prisma
RUN npx prisma generate

# Copy all files
COPY . .

# Set a dummy database URL for build time (will be overridden at runtime)
ENV DATABASE_URL=file:./dev.db

# Build the application
RUN npm run build

# Production stage
FROM node:18-alpine AS runner

# Create a non-root user
RUN addgroup -g 1001 -S nodejs
RUN adduser -S nextjs -u 1001 -G nodejs

# Set working directory
WORKDIR /app

# Copy package files for production
COPY package.json package-lock.json ./

# Install production dependencies only, skipping prepare script
RUN npm ci --only=production --ignore-scripts && npm cache clean --force

# Copy prisma schema and generated client
COPY --from=builder --chown=nextjs:nodejs /app/prisma ./prisma
COPY --from=builder --chown=nextjs:nodejs /app/node_modules/.prisma ./node_modules/.prisma

# Copy built files from builder stage
COPY --from=builder --chown=nextjs:nodejs /app/.next ./.next
COPY --from=builder --chown=nextjs:nodejs /app/public ./public
COPY --from=builder --chown=nextjs:nodejs /app/next.config.js ./next.config.js

# Set environment variables
ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1
ENV DATABASE_URL=file:./dev.db

# Expose port
EXPOSE 3000

# Set user
USER nextjs

# Start the application
CMD ["npm", "start"]