if [ -d ~/.oh-my-zsh ]
then
  echo "You already have Oh My Zsh installed. You'll need to remove ~/.oh-my-zsh if you want to install"
  exit
fi

echo "Cloning Oh My Zsh..."
/usr/bin/env git clone https://github.com/robbyrussell/oh-my-zsh.git ~/.oh-my-zsh

echo "Looking for an existing zsh config..."
if [ -f ~/.zshrc ] || [ -h ~/.zshrc ]
then
  echo "Found ~/.zshrc. Backing up to ~/.zshrc.pre-oh-my-zsh";
  cp ~/.zshrc ~/.zshrc.pre-oh-my-zsh;
  rm ~/.zshrc;
fi

echo "Using the Oh My Zsh template file and adding it to ~/.zshrc"
cp ~/.oh-my-zsh/templates/zshrc.zsh-template ~/.zshrc

echo "Copying your current PATH and adding it to the end of ~/.zshrc for you."
echo "export PATH=$PATH" >> ~/.zshrc

echo "Time to change your default shell to zsh!"
if [ -f /bin/zsh ]
then
  chsh -s /bin/zsh
else
  chsh -s "/usr/bin/env zsh"
fi

echo '         __                                     __  '
echo '  ____  / /_     ____ ___  __  __   ____  _____/ /_ '
echo ' / __ \/ __ \   / __ `__ \/ / / /  /_  / / ___/ __ \ '
echo '/ /_/ / / / /  / / / / / / /_/ /    / /_(__  ) / / / '
echo '\____/_/ /_/  /_/ /_/ /_/\__, /    /___/____/_/ /_/  '
echo '                        /____/'

echo "\n\n ....is now installed."
/usr/bin/env zsh
source ~/.zshrc