# Stage 1: Build stage
FROM python:3.11-slim AS build

# Set the working directory in the container
WORKDIR /app

# Install build tools and libraries
RUN apt-get update && apt-get install -y \
    build-essential \
    libffi-dev \
    libssl-dev \
    python3-dev \
    cargo \
    g++ \
    curl \
    libjpeg-dev \
    zlib1g-dev \
    && rm -rf /var/lib/apt/lists/*

# Install Rust
RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
ENV PATH="/root/.cargo/bin:${PATH}"

# Upgrade pip to the latest version
RUN pip install --upgrade pip

# Copy the current directory contents into the container at /app
COPY . /app

# Install any needed packages specified in requirements.txt
RUN pip install --no-cache-dir -r requirements.txt

# Stage 2: Runtime stage
FROM python:3.11-slim

# Set the working directory in the container
WORKDIR /app

# Install runtime dependencies
RUN apt-get update && apt-get install -y \
    libffi-dev \
    libssl-dev \
    g++ \
    curl \
    libjpeg-dev \
    zlib1g-dev \
    && rm -rf /var/lib/apt/lists/*

# Install Rust
RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
ENV PATH="/root/.cargo/bin:${PATH}"

# Copy only the necessary files from the build stage
COPY --from=build /app /app
COPY --from=build /root/.cargo /root/.cargo

# Install Gunicorn and other Python dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt
RUN pip install gunicorn
RUN apt-get update && apt-get install -y libreoffice poppler-utils

# Make port 5000 available to the world outside this container
EXPOSE 5000

# Run the clear_db script, then the initialization script, and then Gunicorn
CMD ["sh", "-c", "python clear_db.py && python init_db.py && gunicorn -w 4 -b 0.0.0.0:5000 app:app"]