setup.sh

#!/bin/bash
set -e
set -u

red=`tput setaf 1`
green=`tput setaf 2`
yellow=`tput setaf 3`
reset=`tput sgr0`

## printing functions ##
function gecho {
  echo "${green}[message] $1${reset}"
}

function yecho {
  echo "${yellow}[note] $1${reset}"
}

function wecho {
  # red, but don't exit 1
  echo "${red}[error] $1${reset}"
}

function recho {
  echo "${red}[error] $1${reset}"
  exit 1
}


## install functions ##

# look for command line tool, if not install via homebrew
function install_brew {
  (command -v $1 > /dev/null  && gecho "$1 found...") || 
    (yecho "$1 not found, installing via homebrew..." && brew install $1)
}

# check for pre-req, fail if not found
function check_preq {
  (command -v $1 > /dev/null  && gecho "$1 found...") || 
    recho "$1 not found, install before proceeding."
}

# function for linking dotfiles
function linkdotfile {
  file="$1"
  if [ ! -e ~/$file -a ! -L ~/$file ]; then
      yecho "$file not found, linking..." >&2
      ln -s ~/dotfiles2/$file ~/$file
  else
      gecho "$file found, ignoring..." >&2
  fi
}

# are we in right directory?
[[ $(basename $(pwd)) == "dotfiles2" ]] || 
  recho "doesn't look like you're in dotfiles2/"

# check that the key pre-requisites are met:
check_preq gcc
check_preq "command -v ~/anaconda/bin/conda"

# install Homebrew main programs if on a mac
if [[ "$(uname)" == "Darwin" ]]; then
	check_preq brew
	install_brew rg
	install_brew tmux
	install_brew nvim
fi

# link over git stuff
linkdotfile .gitconfig

# link config directory (including NeoVim settings)
linkdotfile .config

# linkover .condarc 
linkdotfile .condarc

# link manual zsh
linkdotfile .zshrc

## link antigen
#if [ ! -e ~/.antigen.zsh ]; then
#	yecho "~/.antigen not found, downloading..."
#	curl -L git.io/antigen > ~/.antigen.zsh
#else
#	gecho "~/.antigen.zsh found."
#fi
#linkdotfile .antigenrc

# get antidote for zsh
git clone --depth=1 https://github.com/mattmc3/antidote.git ${ZDOTDIR:-~}/.antidote

# create a global Git ignore file
if [ ! -e ~/.global_ignore ]; then
    yecho "~/.global_ignore not found, curling from Github..." >&2
    curl \
      https://raw.githubusercontent.com/github/gitignore/master/Global/Vim.gitignore \
      https://raw.githubusercontent.com/github/gitignore/master/Global/macOS.gitignore \
    > ~/.global_ignore 2> /dev/null
    git config --global core.excludesfile ~/.global_ignore && 
      yecho "[message] adding ignore file to Git..." >&2
else
    gecho "~/.global_ignore found, ignoring..." >&2
fi