#!/bin/bash

#
# myzsh installation script
#

#dependencies
readonly deps="git zsh vim curl wget"

#check for dependencies
missingdeps=""
i=0
for dep in $deps; do
    if [ $(command -v $dep > /dev/null; echo $?) -ne "0" ]; then
        missingdeps="$missingdeps $dep"
        i=$((i+1))
    fi
done

#try to install unmet dependencies
if [ $i -ne 0  ]; then

    #checking for system
    echo "[myzsh]: installing missing dependencies ($missingdeps)"
    readonly systems="ubuntu arch raspbian solus"
    issue="$(cat /etc/issue)"
    for item in $systems; do
        echo $issue | grep -i $item
        if [ $? -eq 0 ]; then
            system=$item
        fi
    done

    case $system in
        ubuntu)
            sudo apt-get update && sudo apt-get install -y $missingdeps
            ;;
        arch)
            sudo pacman -Su $missingdeps
            ;;
        raspbian)
            sudo apt-get update && sudo apt-get install -y $missingdeps
            ;;
        solus)
            sudo eopkg update-repo && sudo eopkg install $missingdeps
            ;;

        ?)
            echo "[myzsh]: i cannot install dependencies. goodbye."
            exit 1
            ;;
    esac

fi

#install
echo "[myzsh]: cleaning up previous installations."
rm -rf ~/.myzsh

echo "[myzsh]: downloading repository."
if [ -r ~/.ssh/id_rsa ]; then
    git clone git@socialg.it:david/myzsh.git ~/.myzsh
else
    git clone https://socialg.it/david/myzsh.git ~/.myzsh
fi
if [ $? -ne 0 ]; then
    echo "[myzsh]: i cannot clone repository. goodbye."
    exit 1
fi

#config
echo "[myzsh]: setting up config."
echo 'ZSH="$HOME/.myzsh"' > ~/.zshrc
echo 'THEME="david"' >> ~/.zshrc
echo 'plugins=(david)' >> ~/.zshrc
echo 'source $ZSH/myzsh.sh' >> ~/.zshrc
echo "export PATH=$PATH" >> ~/.zshrc

echo "[myzsh]: successfully installed."

exit 0