# Multi-stage build for Crypto Trader
FROM node:18-alpine AS frontend-builder

WORKDIR /app/frontend

# Copy frontend files
COPY frontend/package*.json ./
RUN npm ci

COPY frontend/ ./
RUN npm run build

# Python backend
FROM python:3.11-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements and install Python dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Install FastAPI and uvicorn
RUN pip install --no-cache-dir fastapi uvicorn[standard] python-multipart

# Copy backend code
COPY backend/ ./backend/
COPY src/ ./src/
COPY config/ ./config/

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

# Create data directory
RUN mkdir -p /app/data

# Expose port
EXPOSE 8000

# Set environment variables
ENV PYTHONPATH=/app
ENV PYTHONUNBUFFERED=1

# Run the application
WORKDIR /app
CMD ["python", "-m", "uvicorn", "backend.main:app", "--host", "0.0.0.0", "--port", "8000"]