.bash_prompt

#!/usr/bin/env bash

if [[ $COLORTERM = gnome-* && $TERM = xterm ]] && infocmp gnome-256color >& /dev/null; then
  export TERM='gnome-256color'
elif infocmp xterm-256color >& /dev/null; then
  export TERM='xterm-256color'
fi;

# Regular Colors
black="\[\033[0;30m\]"
red="\[\033[0;31m\]"
green="\[\033[0;32m\]"
yellow="\[\033[0;33m\]"
blue="\[\033[0;34m\]"
purple="\[\033[0;35m\]"
cyan="\[\033[0;36m\]"
white="\[\033[0;37m\]"

highBlack="\[\033[0;90m\]"
highRed="\[\033[0;91m\]"
highGreen="\[\033[0;92m\]"
highYellow="\[\033[0;93m\]"
highBlue="\[\033[0;94m\]"
highPurple="\[\033[0;95m\]"
highCyan="\[\033[0;96m\]"
highWhite="\[\033[0;97m\]"

# Highlight the user name when logged in as root.
if [[ "${USER}" == "root" ]]; then
  userStyle="${red}"
else
  userStyle="${yellow}"
fi

function short_pwd () {
  # Only show ellipses for directory trees -gt 3
  # Otherwise use the default pwd as the current \w replacement
  if [ $(pwd | grep -o '/' | wc -l) -gt 3 ]; then
    pwd | cut -d'/' -f1-3 | xargs -I{} echo {}"/../${PWD##*/}"
  else
    pwd
  fi
}

export BASH_GIT_PROMPT_HOME="$HOME/.bash-git-prompt" \
  && [ -d "/usr/local/opt/bash-git-prompt/share" ] \
  && export BASH_GIT_PROMPT_HOME="/usr/local/opt/bash-git-prompt/share"

echo "BASH_GIT_PROMPT_HOME=${BASH_GIT_PROMPT_HOME}"

if [ -f "${BASH_GIT_PROMPT_HOME}/gitprompt.sh" ]; then
  __GIT_PROMPT_DIR=$BASH_GIT_PROMPT_HOME
  # GIT_PROMPT_ONLY_IN_REPO=1 # use git prompt everywhere
  # GIT_PROMPT_FETCH_REMOTE_STATUS=0   # uncomment to avoid fetching remote status
  # GIT_PROMPT_IGNORE_SUBMODULES=1 # uncomment to avoid searching for changed files in submodules
  # GIT_PROMPT_WITH_VIRTUAL_ENV=0 # uncomment to avoid setting virtual environment infos for node/python/conda environments

  # GIT_PROMPT_SHOW_UPSTREAM=1 # uncomment to show upstream tracking branch
  # GIT_PROMPT_SHOW_UNTRACKED_FILES=normal # can be no, normal or all; determines counting of untracked files

  # GIT_PROMPT_SHOW_CHANGED_FILES_COUNT=0 # uncomment to avoid printing the number of changed files

  # GIT_PROMPT_STATUS_COMMAND=gitstatus_pre-1.7.10.sh # uncomment to support Git older than 1.7.10

  #GIT_PROMPT_START+="${highCyan}[\D{%s}] " # date/time 24-hour
  GIT_PROMPT_START+="${userStyle}\u" # username
  GIT_PROMPT_START+="${white}@"
  GIT_PROMPT_START+="${purple}\h" # host
  GIT_PROMPT_START+="${white}:"
  GIT_PROMPT_START+="${green}\$(short_pwd)" # working directory full path
  # GIT_PROMPT_END=...      # uncomment for custom prompt end sequence

  # as last entry source the gitprompt script
  GIT_PROMPT_THEME=Single_line_Solarized # use custom theme specified in file GIT_PROMPT_THEME_FILE (default ~/.git-prompt-colors.sh)
  # GIT_PROMPT_THEME_FILE=~/.git-prompt-colors.sh
  # GIT_PROMPT_THEME=Solarized # use theme optimized for solarized color scheme
  source "${BASH_GIT_PROMPT_HOME}/gitprompt.sh"
fi