FROM python:3.10-slim

# Set working directory
WORKDIR /app

# Set environment variables for matplotlib and ultralytics
ENV MPLCONFIGDIR=/tmp/matplotlib
ENV YOLO_CONFIG_DIR=/app/.config/ultralytics
ENV FONTCONFIG_PATH=/tmp/fontconfig
ENV HOME=/app

# Install system dependencies including ffmpeg
RUN apt-get update && apt-get install -y \
    ffmpeg \
    libsm6 \
    libxext6 \
    libxrender-dev \
    libgomp1 \
    libglib2.0-0 \
    fontconfig \
    && rm -rf /var/lib/apt/lists/*

# Create writable directories for cache and config
RUN mkdir -p /tmp/matplotlib /tmp/fontconfig /app/.config/ultralytics \
    && chmod -R 777 /tmp /app/.config

# Copy requirements first for better caching
COPY requirements.txt .

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

# Copy application files
COPY . .

# Create necessary directories with proper permissions
RUN mkdir -p audio temp \
    && chmod -R 777 /app

# Download YOLO model
RUN python download_model.py

EXPOSE 7860

# Run the application on correct host/port
CMD ["uvicorn", "link2:app", "--host", "0.0.0.0", "--port", "7860"]