Automatic script to install dotfiles bare repo and back up all pre-existing files into '.config-backup' folder

dotfiles-install.sh

#!/bin/bash

# Create the backup directory if it does not exist
mkdir -p $HOME/.config-backup

# Check if $HOME/.config exists
if [ -d "$HOME/.config" ]; then 
  if [ -L "$HOME/.config" ]; then
    # It is a symlink!
    echo "found a symlink: $HOME/.config"
    rm "$HOME/.config"
    echo "removed symlink: $HOME/.config !"
  else
    # It's a directory!
    echo "found already existing directory: $HOME/.config"

    # Check if the target directory already exists
    if [ -d "$HOME/.config-backup/.config.old" ]; then
      # Handle the existing target directory
      # Option 1: Rename the existing target directory
      mv $HOME/.config-backup/.config.old $HOME/.config-backup/.config.old.bak

      # Option 2: Remove the existing target directory
      # rm -rf $HOME/.config-backup/.config.old
    fi

    # Move the .config directory to the backup location
    mv $HOME/.config $HOME/.config-backup/.config.old
    echo "moved '.config' to the path: $HOME/.config-backup/.config.old"
  fi
fi

# Check if $HOME/.github exists
if [ -d "$HOME/.github" ]; then 
  mv $HOME/.github $HOME/.config-backup/.github.old.bak
fi

git clone --bare https://github.com/baquaz/dotfiles.git $HOME/.config
function config {
   /usr/bin/git --git-dir=$HOME/.config/ --work-tree=$HOME $@
}

config checkout
if [ $? = 0 ]; then
  echo "Checked out config.";
else
  echo "Backing up pre-existing files.";
  mkdir -p .config-backup
  config checkout 2>&1 | egrep "^\s+" | awk '{print $1}' | xargs -I{} mv {} .config-backup/{}
  echo "Backup completed!. Retrying checkout..."
fi;

config checkout
config config status.showUntrackedFiles no

echo "Done"