#! /bin/bash  -e

CONDA_DIR=${1:-"$HOME/miniconda3"}
SHELL=${2:-bash}
OS=${3:-`uname -s`}

case $OS in
    Darwin)
        export CONDA_INSTALLER=Miniconda3-latest-MacOSX-x86_64.sh
        ;;
    Linux)
        export CONDA_INSTALLER=Miniconda3-latest-Linux-x86_64.sh
        ;;
    *)
        echo "usage:  $0  [Darwin|Linux] [bash|csh|zsh] [path_to_install_dir]"
        exit -1
        ;;
esac

case $SHELL in
    bash)
    ;;
    csh)
    ;;
    zsh)
    ;;
    *)
        echo "Invalid SHELL selected = $SHELL"
        exit -1
        ;;
esac

echo "Installing   OS=$OS   SHELL=$SHELL  CONDA_DIR=$CONDA_DIR"

rm -rf $CONDA_DIR
rm -f ${CONDA_INSTALLER}*
wget --no-check-certificate https://repo.anaconda.com/miniconda/${CONDA_INSTALLER}

bash ${CONDA_INSTALLER}  -b -p $CONDA_DIR
rm -f ${CONDA_INSTALLER}

source $CONDA_DIR/etc/profile.d/conda.sh
hash -r
conda info -a
conda update --yes -n base -c defaults conda
conda init $SHELL
