#!/bin/bash

# funcs (mac doesnt have realpath)
realpath() {
    [[ $1 = /* ]] && echo "$1" || echo "$PWD/${1#./}"
}
   

# install pyenv?

echo "
              #  #   ##   #  #  ###    ##   ###   #### 
              # #   #  #  ####  #  #  #  #  #  #  #    
              ##    #  #  ####  ###   #  #  #  #  ###  
              # #   #  #  #  #  # #   ####  #  #  #    
              #  #   ##   #  #  #  #  #  #  ###   #### 


installing...

"            

echo '
1) setting up folder...

'
# install dir?
echo "Where should komrade live on your device?"
path_komrade_default="`realpath ~/komrade`"
read -p "[$path_komrade_default] " path_komrade
if [ -z "$path_komrade" ]
then
    path_komrade=$path_komrade_default
fi

if [ ! -d "$path_komrade" ]
then
    mkdir -p $path_komrade
    echo "created $path_komrade"
fi

path_lib="$path_komrade/lib"
if [ ! -d "$path_lib" ]
then
    mkdir -p $path_lib
    echo "created $path_lib"
fi



echo '

2) downloading Komrade...

'

path_repo="$path_komrade/code"
if command -v git &> /dev/null
then
    echo "using git..."
    if [ -d "$path_repo" ]
    then 
        cd $path_repo
        git pull
    else
        cd $path_komrade
        
        echo "Use HTTPS or SSH for git?"
        read -p "[HTPS/ssh] " git_method
        
        if [ "$git_method" = "ssh" ]
        then
            echo "using ssh..."
            git clone git@github.com:Komrade/Komrade.git
            git checkout installer
        else
            git clone https://github.com/Komrade/Komrade.git
            git checkout installer
        fi
        mv Komrade code
    fi
else
    cd $path_komrade
    curl -s -LO https://github.com/Komrade/Komrade/archive/installer.zip
    unzip installer.zip
    rm installer.zip
    cp -rT Komrade-installer code
    rm -r Komrade-installer
fi


#########################################################

echo '

3) building Themis, cryptography backend...

'
cd "$path_lib"
# pwd
git clone https://github.com/cossacklabs/themis.git
cd themis
make
sudo make install



##########################################################



echo '

4) setting up python...

# '




cd $path_komrade

path_conda="$path_komrade/lib/miniconda3"
# ### Detect if python 3.7?
# pyv="$(python3 -c 'import sys; print(sys.version_info[0:2])')"
# if [ ! "$pyv" = "(3, 7)" ]
# then
unameOut="$(uname -s)"
case "${unameOut}" in
    Linux*)     machine=Linux;;
    Darwin*)    machine=Mac;;
    CYGWIN*)    machine=Cygwin;;
    MINGW*)     machine=MinGw;;
    *)          machine="UNKNOWN:${unameOut}"
esac
#echo ${machine}

if [ "$machine" = "Linux" ]
then
    if [ ! -f "miniconda.sh" ]
    then
        curl https://repo.anaconda.com/miniconda/Miniconda3-py37_4.8.3-Linux-x86_64.sh -o miniconda.sh
        chmod +x miniconda.sh
    fi
    ./miniconda.sh -b -f -p "$path_conda"
    #rm miniconda.sh
fi

if [ "$machine" = "Mac" ]
then
    if [ ! -f "miniconda.sh" ]
    then
        curl https://repo.anaconda.com/miniconda/Miniconda3-py37_4.8.3-MacOSX-x86_64.sh -o miniconda.sh
        chmod +x miniconda.sh
    fi
    ./miniconda.sh -b -f -p "$path_conda"
    # rm miniconda.sh
fi

if [ "$machine" = "Cygwin" ]
then
    arch="$(uname -m)"
    if [ "$arch" = "x86_64" ]
    then
        curl https://repo.anaconda.com/miniconda/Miniconda3-py37_4.8.3-Windows-x86_64.exe -o miniconda.exe
    else
        curl https://repo.anaconda.com/miniconda/Miniconda3-py37_4.8.3-Windows-x86.exe -o miniconda.exe
    fi

    ./miniconda.exe -b -f -p "$path_conda"
    # rm miniconda.exe
fi



# activate conda
export PATH="$path_conda/bin:$PATH"

source "$path_conda/etc/profile.d/conda.sh"

condaexec="conda"
pythonexec="python"




echo '

5) creating virtual environment...

'
path_venv="$path_repo/venv"

# cd $path_komrade
cd $path_repo
echo "Now using python 1: `which python`"
$condaexec create -y -p "$path_venv" python=3.7 cartopy pip virtualenv

#$condaexec activate "$path_venv"


echo "Now using python 2: `which python`"
# $pythonexec -m pip install virtualenv
# $pythonexec -m virtualenv venv
# . venv/bin/activate
echo "Now using python 3: `which python`"

python -m pip install -r requirements.txt

echo '

6) adding komrade bin folder to path

'

echo "

# komrade
export PATH=\"$path_repo/bin:\$PATH\"

" >> ~/.bashrc



export PATH="$path_repo/bin:$PATH"

echo "Now run Komrade with:

komrade-app    [GUI interface -- alpha]

If that doesn't work, try running this series of comands:

source $path_conda/etc/profile.d/conda.sh
export PATH=\"$path_conda/bin:$PATH\"
conda activate $path_venv
python -m pip install -r $path_repo/requirements.txt
python $path_repo/komrade/app/main.py

"