git-home() {
  git --git-dir="$HOME/.git_home/" --work-tree="$HOME" "$@"
}

noerr() {
    "$@" 2>/dev/null
}

alias gh='git-home'
alias highlight='grep -U999999 --color=always'

export PATH=$PATH:$HOME/.mgr_config/bin

FG_BLK="\001$(tput setaf 0)\002"
FG_RED="\001$(tput setaf 1)\002"
FG_GRN="\001$(tput setaf 2)\002"
FG_YEL="\001$(tput setaf 3)\002"
FG_BLU="\001$(tput setaf 4)\002"
FG_MGN="\001$(tput setaf 5)\002"
FG_CYN="\001$(tput setaf 6)\002"
FG_WHT="\001$(tput setaf 7)\002"
FG_DEF="\001$(tput setaf 9)\002"

BG_BLK="\001$(tput setab 0)\002"
BG_RED="\001$(tput setab 1)\002"
BG_GRN="\001$(tput setab 2)\002"
BG_YEL="\001$(tput setab 3)\002"
BG_BLU="\001$(tput setab 4)\002"
BG_MGN="\001$(tput setab 5)\002"
BG_CYN="\001$(tput setab 6)\002"
BG_WHT="\001$(tput setab 7)\002"
BG_DEF="\001$(tput setab 9)\002"

BOLD="\001$(tput bold)\002"

RST="\001$(tput sgr0)\002"

git_root() {
  git rev-parse --show-toplevel 2> /dev/null
}

prompt_function() {
  prompt=""

  HOST_COLOR_ID=$(( 16#$(hostname | md5sum | cut -f1 -d' ') % 7 + 1)) # [1, 7]
  HOST_COLOR="${RST}\001$(tput setaf $HOST_COLOR_ID)\002"
  GIT_COLOR="${RST}${FG_CYN}"
  DIR_COLOR="${RST}${FG_YEL}"
  WARN_COLOR="${RST}${BOLD}${FG_RED}"

  if [[ "$(whoami)" == root ]]; then
      prompt+="${WARN_COLOR}"
  else
      prompt+="${HOST_COLOR}"
  fi
  prompt+="$(whoami)@$(hostname)${RST}:"
  if root=$(git_root); then
      # If in a git repository, only print the path relative to the repo root
      path=$(git rev-parse --show-prefix)
      ref=$(git symbolic-ref --short -q HEAD)
      if [[ $ref == "" ]]; then
          ref="${WARN_COLOR}detached${GIT_COLOR}"
      fi
      dirty=$(git diff-index --quiet HEAD)
      prompt+="${GIT_COLOR}[$(basename $root)@${ref}:${DIR_COLOR}${path}${fg}${GIT_COLOR}]${RST}"
  else
      # If not in a git repo, print the full path
      prompt+="${DIR_COLOR}[$(dirs)]${RST}"
  fi

  printf "$prompt\$ "
}

PS1="\$(prompt_function)"

if [[ -z "$INSIDE_EMACS" ]]; then
   EMACS="emacsclient -a="" -c"
   alias emacs="$EMACS"
else
   EMACS="emacsclient"
   alias emacs="$EMACS -n"
fi

export EDITOR="$EMACS"
export VISUAL="$EMACS"