# Use Ubuntu as base image
FROM ubuntu:22.04

# Set environment variables
ENV DEBIAN_FRONTEND=noninteractive \
    CODE_SERVER_VERSION=4.96.2 \
    PASSWORD=huggingface

# Install dependencies
RUN apt-get update && apt-get install -y \
    curl \
    wget \
    git \
    sudo \
    vim \
    nano \
    build-essential \
    python3 \
    python3-pip \
    nodejs \
    npm \
    unzip \
    rsync \
    && rm -rf /var/lib/apt/lists/*

# Install Hugging Face CLI for dataset access
RUN pip3 install --no-cache-dir huggingface_hub[cli]

# Ensure huggingface-cli is in PATH for all users
ENV PATH="/usr/local/bin:${PATH}"

# Install code-server
RUN curl -fsSL https://code-server.dev/install.sh | sh

# Create a non-root user
RUN useradd -m -s /bin/bash coder && \
    echo "coder ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers

# Set working directory
WORKDIR /home/coder

# Create workspace directory
RUN mkdir -p /home/coder/workspace && \
    chown -R coder:coder /home/coder

# Switch to non-root user
USER coder

# Expose port 7860 (Hugging Face Spaces default port)
EXPOSE 7860

# Create config directory
RUN mkdir -p /home/coder/.config/code-server

# Install AI coding assistant extensions that support Gemini
RUN code-server --install-extension Continue.continue || true

# Continue extension supports multiple AI models including Gemini
# Users can configure it with their Gemini API key after launch

# Set up code-server config
RUN echo "bind-addr: 0.0.0.0:7860" > /home/coder/.config/code-server/config.yaml && \
    echo "auth: password" >> /home/coder/.config/code-server/config.yaml && \
    echo "password: ${PASSWORD}" >> /home/coder/.config/code-server/config.yaml && \
    echo "cert: false" >> /home/coder/.config/code-server/config.yaml

# Copy startup and backup scripts
COPY --chown=coder:coder startup.sh /home/coder/startup.sh
COPY --chown=coder:coder backup.sh /home/coder/backup.sh
RUN chmod +x /home/coder/startup.sh /home/coder/backup.sh

# Create symlink for easy access
RUN sudo ln -s /home/coder/backup.sh /usr/local/bin/backup

# Start code-server with persistence
CMD ["/home/coder/startup.sh"]