# Copyright (c) Jupyter Development Team.
# Distributed under the terms of the Modified BSD License.
FROM jupyter/scipy-notebook

LABEL maintainer="Jupyter Project <jupyter@googlegroups.com>"

USER root

# R pre-requisites
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
    fonts-dejavu \
    tzdata \
    gfortran \
    gcc && apt-get clean && \
    rm -rf /var/lib/apt/lists/*

# Julia dependencies
# install Julia packages in /opt/julia instead of $HOME
ENV JULIA_PKGDIR=/opt/julia
ENV JULIA_VERSION=0.6.2

RUN mkdir /opt/julia-${JULIA_VERSION} && \
    cd /tmp && \
    wget -q https://julialang-s3.julialang.org/bin/linux/x64/`echo ${JULIA_VERSION} | cut -d. -f 1,2`/julia-${JULIA_VERSION}-linux-x86_64.tar.gz && \
    echo "dc6ec0b13551ce78083a5849268b20684421d46a7ec46b17ec1fab88a5078580 *julia-${JULIA_VERSION}-linux-x86_64.tar.gz" | sha256sum -c - && \
    tar xzf julia-${JULIA_VERSION}-linux-x86_64.tar.gz -C /opt/julia-${JULIA_VERSION} --strip-components=1 && \
    rm /tmp/julia-${JULIA_VERSION}-linux-x86_64.tar.gz
RUN ln -fs /opt/julia-*/bin/julia /usr/local/bin/julia

# Show Julia where conda libraries are \
RUN mkdir /etc/julia && \
    echo "push!(Libdl.DL_LOAD_PATH, \"$CONDA_DIR/lib\")" >> /etc/julia/juliarc.jl && \
    # Create JULIA_PKGDIR \
    mkdir $JULIA_PKGDIR && \
    chown $NB_USER $JULIA_PKGDIR && \
    fix-permissions $JULIA_PKGDIR

USER $NB_UID

# R packages including IRKernel which gets installed globally.
RUN conda config --system --append channels r && \
    conda install --quiet --yes \
    'rpy2=2.8*' \
    'r-base=3.3.2' \
    'r-irkernel=0.7*' \
    'r-plyr=1.8*' \
    'r-devtools=1.12*' \
    'r-tidyverse=1.0*' \
    'r-shiny=0.14*' \
    'r-rmarkdown=1.2*' \
    'r-forecast=7.3*' \
    'r-rsqlite=1.1*' \
    'r-reshape2=1.4*' \
    'r-nycflights13=0.2*' \
    'r-caret=6.0*' \
    'r-rcurl=1.95*' \
    'r-crayon=1.3*' \
    'r-randomforest=4.6*' && \
    conda clean -tipsy && \
    fix-permissions $CONDA_DIR && \
    fix-permissions /home/$NB_USER

# Add Julia packages
# Install IJulia as jovyan and then move the kernelspec out
# to the system share location. Avoids problems with runtime UID change not
# taking effect properly on the .local folder in the jovyan home dir.
RUN julia -e 'Pkg.init()' && \
    julia -e 'Pkg.update()' && \
    julia -e 'Pkg.add("HDF5")' && \
    julia -e 'Pkg.add("Gadfly")' && \
    julia -e 'Pkg.add("RDatasets")' && \
    julia -e 'Pkg.add("IJulia")' && \
    # Precompile Julia packages \
    julia -e 'using HDF5' && \
    julia -e 'using Gadfly' && \
    julia -e 'using RDatasets' && \
    julia -e 'using IJulia' && \
    # move kernelspec out of home \
    mv $HOME/.local/share/jupyter/kernels/julia* $CONDA_DIR/share/jupyter/kernels/ && \
    chmod -R go+rx $CONDA_DIR/share/jupyter && \
    rm -rf $HOME/.local && \
    fix-permissions $JULIA_PKGDIR $CONDA_DIR/share/jupyter