FROM python:3.11-slim

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    libpq-dev \
    curl \
    wget \
    netcat-traditional \
    && rm -rf /var/lib/apt/lists/*

# Create a non-root user
RUN useradd -m -u 1000 celery

# Set working directory
WORKDIR /app

# Copy requirements first to leverage Docker cache
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Create necessary directories and set permissions
RUN mkdir -p /data/rooms && \
    chown -R celery:celery /data && \
    chmod -R 755 /data && \
    chown -R celery:celery /app

# Create and set up startup script
RUN echo '#!/bin/bash' > /app/start.sh && \
    echo 'echo "Waiting for database..."' >> /app/start.sh && \
    echo 'while ! nc -z db 5432; do' >> /app/start.sh && \
    echo '  sleep 0.1' >> /app/start.sh && \
    echo 'done' >> /app/start.sh && \
    echo 'echo "Database is ready!"' >> /app/start.sh && \
    echo '' >> /app/start.sh && \
    echo 'echo "Waiting for Redis..."' >> /app/start.sh && \
    echo 'while ! nc -z redis 6379; do' >> /app/start.sh && \
    echo '  sleep 0.1' >> /app/start.sh && \
    echo 'done' >> /app/start.sh && \
    echo 'echo "Redis is ready!"' >> /app/start.sh && \
    echo '' >> /app/start.sh && \
    echo 'echo "Running database migrations..."' >> /app/start.sh && \
    echo 'flask db upgrade' >> /app/start.sh && \
    echo '' >> /app/start.sh && \
    echo 'echo "Creating admin user..."' >> /app/start.sh && \
    echo 'flask create-admin' >> /app/start.sh && \
    echo '' >> /app/start.sh && \
    echo 'echo "Starting application..."' >> /app/start.sh && \
    echo 'exec "$@"' >> /app/start.sh && \
    chmod +x /app/start.sh && \
    chown celery:celery /app/start.sh

# Switch to non-root user
USER celery

# Set entrypoint
ENTRYPOINT ["/app/start.sh"]