# Dockerfile for Next.js 15 + Puppeteer/Chromium + Prisma + Tailwind + OpenAI
FROM node:20-slim

# Use build arguments for CPU optimization
ARG JOBS=8
ARG NODE_OPTIONS="--max-old-space-size=4096"

# Set environment variables for parallel builds
ENV JOBS=${JOBS}
ENV NODE_OPTIONS=${NODE_OPTIONS}
ENV npm_config_jobs=${JOBS}

# Install system dependencies for Chromium
RUN apt-get update && apt-get install -y \
    wget \
    ca-certificates \
    fonts-liberation \
    libappindicator3-1 \
    libasound2 \
    libatk-bridge2.0-0 \
    libatk1.0-0 \
    libcups2 \
    libdbus-1-3 \
    libdrm2 \
    libgbm1 \
    libnspr4 \
    libnss3 \
    libx11-xcb1 \
    libxcomposite1 \
    libxdamage1 \
    libxrandr2 \
    xdg-utils \
    libxss1 \
    libgconf-2-4 \
    libxtst6 \
    libxrandr2 \
    libasound2 \
    libpangocairo-1.0-0 \
    libgdk-pixbuf2.0-0 \
    libgtk-3-0 \
    libxshmfence1 \
    --no-install-recommends && \
    rm -rf /var/lib/apt/lists/*

# Install Chromium (Debian 12+ uses 'chromium' instead of 'chromium-browser')
RUN apt-get update && apt-get install -y \
    chromium \
    --no-install-recommends && \
    rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy package files and install dependencies
COPY package.json package-lock.json* pnpm-lock.yaml* yarn.lock* .npmrc* ./

# Install dependencies with maximum parallelism
RUN npm config set maxsockets 8 && \
    npm config set fetch-retries 3 && \
    npm ci --no-audit --no-fund --prefer-offline

# Copy the rest of the app
COPY . .

# Generate Prisma client
RUN npx prisma generate

# Build the Next.js application for production
RUN npm run build

# Fix permissions for node_modules binaries
RUN chmod +x node_modules/.bin/*

# Expose port
EXPOSE 3000

# Copy startup script
COPY docker-entrypoint.sh /usr/local/bin/
RUN chmod +x /usr/local/bin/docker-entrypoint.sh

# Set environment variables for Puppeteer
ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
ENV PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium
ENV DOCKER_ENV=true

# Start the app with cleanup handlers
ENTRYPOINT ["/usr/local/bin/docker-entrypoint.sh"]
