zshsetup.sh

#!/bin/bash
USER_PATH=/home/$USER

if [ ! -x /bin/zsh ]
then 
  sudo apt update
    sudo apt install zsh
    echo 'ZSH installed!'
else
  echo 'zsh already installed, skipping...'
fi
if [ ! $USER_PATH/.oh-my-zsh ]
then 
  sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)"
  echo 'oh-my-zsh Installed'
else 
  echo 'oh my zsh already installed, skipping...'
fi
# install shades of purple zsh theme
if [ ! $USER_PATH/.oh-my-zsh/themes/shades-of-purple.zsh-theme ]
then 
  curl -fsSL "https://raw.githubusercontent.com/ahmadawais/Shades-of-Purple-iTerm2/master/shades-of-purple.zsh-theme" --output $USER_PATH/.oh-my-zsh/themes/shades-of-purple.zsh-theme
  sed -i 's/ZSH_THEME="robbyrussell"/ZSH_THEME="shades-of-purple"/' $USER_PATH/.zshrc
  echo 'installed shades of purple theme'
else 
  echo 'shades of purple already downloaded, skipping...'
fi
echo 'done!'
zsh