install

#!/bin/sh
cd "$(dirname "$0")" || exit
DOTFILES=~/.dotfiles
(cd $DOTFILES && git pull)

link_dotfile() {
  if [ "$1" = "." ] || [ "$1" = ".." ]; then
    return
  fi
  if [ -h "$HOME/$1" ]; then
    echo "skipping $1 (link) "
    return
  fi
  if [ -f "$HOME/$1" ]; then
    echo "skipping $1 (file) "
    return
  fi
  if [ -d "$HOME/$1" ]; then
    echo "skipping $1 (dir) "
    return
  fi
  if [ ".config" = "$1" ]; then
    echo "skipping $1 (.config) "
    return
  fi

  case "$1" in
  *.git | .gitignore | ".|.." | .vscode | .sonarlint) return ;;
  esac

  echo "$PWD/$1"

  echo "linking $PWD/$1 -> $HOME/$1"
  ln -s "$PWD/$1" "$HOME/$1"
}

link_confdir() {
  if [ ! -e "$HOME/.config" ]; then
    echo "creating ~/.config"
    mkdir "$HOME/.config"
  fi
  if [ -e "$HOME/.config/$1" ]; then
    echo "rm ~/.config/$1"
    rm -rf "$HOME/.config/$1"
  fi
  echo "linking $PWD/$1 --> ~/.config/$1"
  ln -s "$PWD/$1" "$HOME/.config/$1"
}

install_dotfiles() {
  [ ! -e "$DOTFILES" ] && return
  echo "installing from $DOTFILES..."
  (
    cd "$DOTFILES" || exit
    for file in .*; do
      link_dotfile "$file"
    done
  )
}

install_confdirs() {
  (
    cd config || exit
    for confdir in *; do
      link_confdir "$confdir"
    done
  )
}

install_brewfile() {
  if [ -e /Library ] && [ ! -e "$HOME/Brewfile" ]; then
    echo "linking Brewfile $DOTFILES/Brewfile -> ~/Brewfile"
    ln -s "$DOTFILES/Brewfile" "$HOME/Brewfile"
  fi
}

install_gitconfig() {
  if ! grep '.dotfiles' ~/.gitconfig >/dev/null; then
    echo "Adding ~/.dotfiles/git.d/*.conf to ~/.gitconfig"
    printf "\n[include]\npath = ~/.dotfiles/git.d/*.conf\n" >>~/.gitconfig
  fi
}

install_sshconfig() {
  if ! grep '.dotfiles' ~/.ssh/config >/dev/null; then
    echo "Adding ~/.dotfiles/ssh.d/*.conf to ~/.ssh/config"
    printf "\nInclude ~/.dotfiles/ssh.d/*.conf\n" >>~/.ssh/config
  fi
}

install_dotfiles
install_confdirs
install_brewfile
install_sshconfig
install_gitconfig

cd - >/dev/null || exit