install.sh

#!/bin/bash

DOTFILES_DIR=".dotfiles"
BACKUP_DIR="backup"
DOTFILES=(
agignore
bash_profile
bashrc
gemrc
gitconfig
gitignore_global
inputrc
irbrc
psqlrc
)

function warn() {
  echo "$(tput bold)$(tput setaf 3)  *** ${1}$(tput sgr0)"
}

function link(){
  for script in ${DOTFILES[@]}; do
    dotfile=${HOME}/.${script}
    if [[ -f $dotfile ]]; then
      warn "~/.${script} already exists"
    else
      ln -s ${DOTFILES_DIR}/$script $dotfile
    fi
  done
}

function backup(){
  for script in ${DOTFILES[@]}; do
    dotfile=${HOME}/.${script}
    [[ -f $dotfile && ! -L $dotfile ]] || continue;
    backup=${BACKUP_DIR}/${script}
    if [[ -f $backup ]]; then
      warn "${BACKUP_DIR}/${script} already exists"
    else
      mv $dotfile $backup
    fi
  done
}

function backup_dir(){
  [[ -d $BACKUP_DIR ]] || mkdir -p $BACKUP_DIR
}

############################################

backup_dir
backup
link

############################################