# ===========================================
# Backend Dockerfile (NestJS + Prisma)
# ===========================================

# Stage 1: Build
FROM node:20-alpine AS builder

WORKDIR /app

# Install OpenSSL for Prisma
RUN apk add --no-cache openssl

# Copy package files
COPY package*.json ./
COPY prisma ./prisma/
COPY prisma.config.ts ./

# Install dependencies
RUN npm ci

# Generate Prisma client
RUN npx prisma generate

# Copy source code
COPY . .

# Build the application
RUN npm run build

# Compile the seed script
RUN npx tsc prisma/seed.ts --outDir dist/prisma --skipLibCheck --module commonjs --target es2020

# Stage 2: Production
FROM node:20-alpine AS production

WORKDIR /app

# Install OpenSSL for Prisma
RUN apk add --no-cache openssl

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

# Copy package files
COPY package*.json ./

# Install production dependencies only
RUN npm ci --only=production

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

# Copy built application from builder stage
COPY --from=builder /app/dist ./dist

# Set ownership
RUN chown -R nestjs:nodejs /app

# Switch to non-root user
USER nestjs

# Expose port
EXPOSE 3001

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
    CMD wget --no-verbose --tries=1 --spider http://localhost:3001/api/v1/health || exit 1

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