# Stage 1: Dependencies
FROM node:20-alpine AS deps
RUN apk add --no-cache libc6-compat python3 make g++
WORKDIR /app

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

# Copy package files
COPY package.json pnpm-lock.yaml ./
RUN pnpm install --frozen-lockfile

# Stage 2: Builder
FROM node:20-alpine AS builder
RUN apk add --no-cache libc6-compat python3 make g++
WORKDIR /app

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

# Copy dependencies from deps stage
COPY --from=deps /app/node_modules ./node_modules
COPY --from=deps /app/package.json ./package.json
COPY --from=deps /app/pnpm-lock.yaml ./pnpm-lock.yaml

# Copy application files
COPY . .

# Rebuild better-sqlite3 for the target platform
RUN pnpm rebuild better-sqlite3

# Generate Prisma Client
# Set a dummy DATABASE_URL for generation (not used, but required by prisma.config.ts)
ENV DATABASE_URL=file:./prisma/dev.db
RUN pnpm exec prisma generate


# Build Next.js application
ENV NEXT_TELEMETRY_DISABLED=1
RUN pnpm build

# Stage 3: Runner
FROM node:20-alpine AS runner
WORKDIR /app

ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1

RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

# Copy necessary files
COPY --from=builder /app/public ./public
COPY --from=builder /app/.next/standalone ./
COPY --from=builder /app/.next/static ./.next/static
COPY --from=builder /app/prisma ./prisma

# Copy Prisma and better-sqlite3 dependencies from pnpm store
COPY --from=builder /app/node_modules/.pnpm/@prisma+client@* ./node_modules/.pnpm/@prisma+client@*/
COPY --from=builder /app/node_modules/.pnpm/@prisma+adapter-better-sqlite3@* ./node_modules/.pnpm/@prisma+adapter-better-sqlite3@*/
COPY --from=builder /app/node_modules/.pnpm/better-sqlite3@* ./node_modules/.pnpm/better-sqlite3@*/

# Copy generated Prisma client
COPY --from=builder /app/prisma/generated ./prisma/generated

# Copy package.json and pnpm-lock.yaml for Prisma CLI
COPY --from=builder /app/package.json ./package.json
COPY --from=builder /app/pnpm-lock.yaml ./pnpm-lock.yaml

# Copy node_modules structure needed for Prisma
RUN mkdir -p node_modules/@prisma node_modules/better-sqlite3 node_modules/@prisma/adapter-better-sqlite3 && \
    ln -sf ../.pnpm/@prisma+client@*/node_modules/@prisma/* node_modules/@prisma/ && \
    ln -sf ../.pnpm/better-sqlite3@*/node_modules/better-sqlite3/* node_modules/better-sqlite3/ && \
    ln -sf ../.pnpm/@prisma+adapter-better-sqlite3@*/node_modules/@prisma/adapter-better-sqlite3/* node_modules/@prisma/adapter-better-sqlite3/

# Set permissions
RUN chown -R nextjs:nodejs /app

USER nextjs

EXPOSE 3000

ENV PORT=3000
ENV HOSTNAME="0.0.0.0"

# Create entrypoint script to run migrations
RUN echo '#!/bin/sh' > /app/entrypoint.sh && \
    echo 'set -e' >> /app/entrypoint.sh && \
    echo 'if [ -f prisma/dev.db ]; then' >> /app/entrypoint.sh && \
    echo '  echo "Database exists, running migrations..."' >> /app/entrypoint.sh && \
    echo '  node node_modules/.bin/prisma migrate deploy || true' >> /app/entrypoint.sh && \
    echo 'else' >> /app/entrypoint.sh && \
    echo '  echo "Database does not exist, creating..."' >> /app/entrypoint.sh && \
    echo '  node node_modules/.bin/prisma migrate deploy || true' >> /app/entrypoint.sh && \
    echo 'fi' >> /app/entrypoint.sh && \
    echo 'exec node server.js' >> /app/entrypoint.sh && \
    chmod +x /app/entrypoint.sh

CMD ["/app/entrypoint.sh"]