# Dockerfile for Hugging Face Spaces - R Shiny App
# Risk Monitoring Dashboard

FROM rocker/shiny:4.3.2

# Install system dependencies
RUN apt-get update && apt-get install -y \
    libcurl4-gnutls-dev \
    libssl-dev \
    libxml2-dev \
    libfontconfig1-dev \
    libfreetype6-dev \
    libpng-dev \
    libtiff5-dev \
    libjpeg-dev \
    libharfbuzz-dev \
    libfribidi-dev \
    libgdal-dev \
    libgeos-dev \
    libproj-dev \
    libudunits2-dev \
    pandoc \
    && rm -rf /var/lib/apt/lists/*

# Install R packages
RUN R -e "install.packages(c(\
    'shiny', \
    'bslib', \
    'leaflet', \
    'plotly', \
    'DT', \
    'dplyr', \
    'lubridate' \
), repos='https://cloud.r-project.org/')"

# Create app directory
RUN mkdir -p /srv/shiny-server/app

# Copy app files
COPY app.R /srv/shiny-server/app/

# Set permissions
RUN chown -R shiny:shiny /srv/shiny-server/app

# Expose port (Hugging Face uses 7860)
EXPOSE 7860

# Configure shiny-server to use port 7860
RUN echo "run_as shiny;\n\
server {\n\
  listen 7860;\n\
  location / {\n\
    site_dir /srv/shiny-server/app;\n\
    log_dir /var/log/shiny-server;\n\
    directory_index on;\n\
  }\n\
}" > /etc/shiny-server/shiny-server.conf

# Start shiny-server
CMD ["/usr/bin/shiny-server"]