# ---- Stage 1: Build frontend and wokwi-libs ----
FROM node:20 AS frontend-builder

WORKDIR /app

# Copy package.json for metadata generation and common dependencies
COPY package.json .
RUN npm install

# Build avr8js
COPY wokwi-libs/avr8js/ wokwi-libs/avr8js/
WORKDIR /app/wokwi-libs/avr8js
RUN npm install && npm run build

# Build rp2040js
COPY wokwi-libs/rp2040js/ wokwi-libs/rp2040js/
WORKDIR /app/wokwi-libs/rp2040js
RUN npm install && npm run build

# Build wokwi-elements
COPY wokwi-libs/wokwi-elements/ wokwi-libs/wokwi-elements/
WORKDIR /app/wokwi-libs/wokwi-elements
RUN npm install && npm run build

# Build frontend and generate metadata
WORKDIR /app
COPY frontend/ frontend/
COPY scripts/ scripts/
WORKDIR /app/frontend
# Explicitly install frontend dependencies
RUN npm install
# Now run the build which includes metadata generation
RUN npm run build


# ---- Stage 2: Final Production Image ----
FROM python:3.12-slim

# Install system dependencies, arduino-cli, and nginx
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    ca-certificates \
    nginx \
    && curl -fsSL https://raw.githubusercontent.com/arduino/arduino-cli/master/install.sh | sh \
    && mv bin/arduino-cli /usr/local/bin/ \
    && rm -rf bin \
    && apt-get purge -y curl \
    && apt-get autoremove -y \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# Initialize arduino-cli and install AVR & RP2040 cores
RUN arduino-cli core update-index \
    && arduino-cli core install arduino:avr \
    && arduino-cli core install rp2040:rp2040

WORKDIR /app

# Install Python backend dependencies
COPY backend/requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy backend application code
COPY backend/app/ ./app/

# Setup Nginx configuration
COPY deploy/nginx.conf /etc/nginx/conf.d/default.conf

# Copy built frontend assets from builder stage
COPY --from=frontend-builder /app/frontend/dist /usr/share/nginx/html

# Copy and configure entrypoint script
COPY deploy/entrypoint.sh /app/entrypoint.sh
RUN chmod +x /app/entrypoint.sh

# Expose port 80 for the unified web server
EXPOSE 80

CMD ["/app/entrypoint.sh"]